diff --git a/modules/openapi-generator/src/main/resources/JavaSpring/api.mustache b/modules/openapi-generator/src/main/resources/JavaSpring/api.mustache
index 4908b7bd75..e9d6713169 100644
--- a/modules/openapi-generator/src/main/resources/JavaSpring/api.mustache
+++ b/modules/openapi-generator/src/main/resources/JavaSpring/api.mustache
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 {{/swagger2AnnotationLibrary}}
 {{#swagger1AnnotationLibrary}}
 import io.swagger.annotations.*;
diff --git a/modules/openapi-generator/src/main/resources/JavaSpring/paramDoc.mustache b/modules/openapi-generator/src/main/resources/JavaSpring/paramDoc.mustache
index 7c0c65eb1e..24c8a7a4f6 100644
--- a/modules/openapi-generator/src/main/resources/JavaSpring/paramDoc.mustache
+++ b/modules/openapi-generator/src/main/resources/JavaSpring/paramDoc.mustache
@@ -1 +1 @@
-{{#swagger2AnnotationLibrary}}@Parameter(name = "{{{baseName}}}", description = "{{{description}}}"{{#required}}, required = true{{/required}}){{/swagger2AnnotationLibrary}}{{#swagger1AnnotationLibrary}}@ApiParam(value = "{{{description}}}"{{#required}}, required = true{{/required}}{{#allowableValues}}, {{> allowableValues }}{{/allowableValues}}{{#defaultValue}}, defaultValue = "{{{.}}}"{{/defaultValue}}){{/swagger1AnnotationLibrary}}
\ No newline at end of file
+{{#swagger2AnnotationLibrary}}@Parameter(name = "{{{baseName}}}", description = "{{{description}}}"{{#required}}, required = true{{/required}}{{#isPathParam}}, in = ParameterIn.PATH{{/isPathParam}}{{#isQueryParam}}, in = ParameterIn.QUERY{{/isQueryParam}}{{#isCookieParam}}, in = ParameterIn.COOKIE{{/isCookieParam}}{{#isHeaderParam}}, in = ParameterIn.HEADER{{/isHeaderParam}}){{/swagger2AnnotationLibrary}}{{#swagger1AnnotationLibrary}}@ApiParam(value = "{{{description}}}"{{#required}}, required = true{{/required}}{{#allowableValues}}, {{> allowableValues }}{{/allowableValues}}{{#defaultValue}}, defaultValue = "{{{.}}}"{{/defaultValue}}){{/swagger1AnnotationLibrary}}
\ No newline at end of file
diff --git a/modules/openapi-generator/src/test/java/org/openapitools/codegen/java/spring/SpringCodegenTest.java b/modules/openapi-generator/src/test/java/org/openapitools/codegen/java/spring/SpringCodegenTest.java
index 1c4e9320a1..51e46760a1 100644
--- a/modules/openapi-generator/src/test/java/org/openapitools/codegen/java/spring/SpringCodegenTest.java
+++ b/modules/openapi-generator/src/test/java/org/openapitools/codegen/java/spring/SpringCodegenTest.java
@@ -611,6 +611,42 @@ public class SpringCodegenTest {
                 .containsWithNameAndAttributes("RequestPart", ImmutableMap.of("value", "\"marker\"", "required", "false"));
     }
 
+    @Test
+    public void shouldAddParameterWithInHeaderWhenImplicitHeadersIsTrue_issue14418() throws IOException {
+        File output = Files.createTempDirectory("test").toFile().getCanonicalFile();
+        output.deleteOnExit();
+
+        OpenAPI openAPI = new OpenAPIParser()
+            .readLocation("src/test/resources/bugs/issue_14418.yaml", null, new ParseOptions()).getOpenAPI();
+        SpringCodegen codegen = new SpringCodegen();
+        codegen.setLibrary(SPRING_BOOT);
+        codegen.setOutputDir(output.getAbsolutePath());
+        codegen.additionalProperties().put(SpringCodegen.INTERFACE_ONLY, "true");
+        codegen.additionalProperties().put(SpringCodegen.USE_BEANVALIDATION, "true");
+        codegen.additionalProperties().put(SpringCodegen.PERFORM_BEANVALIDATION, "true");
+        codegen.additionalProperties().put(CodegenConstants.MODEL_PACKAGE, "xyz.model");
+        codegen.additionalProperties().put(CodegenConstants.API_PACKAGE, "xyz.controller");
+        codegen.additionalProperties().put(SpringCodegen.IMPLICIT_HEADERS, "true");
+
+        ClientOptInput input = new ClientOptInput()
+            .openAPI(openAPI)
+            .config(codegen);
+
+        DefaultGenerator generator = new DefaultGenerator();
+        Map<String, File> files = generator.opts(input).generate().stream()
+            .collect(Collectors.toMap(File::getName, Function.identity()));
+
+        JavaFileAssert.assertThat(files.get("TestApi.java"))
+            .isInterface()
+            .hasImports("io.swagger.v3.oas.annotations.enums.ParameterIn")
+            .assertMethod("test")
+            .assertMethodAnnotations()
+            .containsWithNameAndAttributes("Parameters", ImmutableMap.of(
+                "value", "{ @Parameter(name = \"testHeader\", description = \"Test header\", required = true, in = ParameterIn.HEADER) }"
+                // in = ParameterIn.HEADER is missing?!
+            ));
+    }
+
     // Helper function, intended to reduce boilerplate
     private Map<String, File> generateFiles(SpringCodegen codegen, String filePath) throws IOException {
         final File output = Files.createTempDirectory("test").toFile().getCanonicalFile();
diff --git a/modules/openapi-generator/src/test/resources/bugs/issue_14418.yaml b/modules/openapi-generator/src/test/resources/bugs/issue_14418.yaml
new file mode 100644
index 0000000000..9ff859bde7
--- /dev/null
+++ b/modules/openapi-generator/src/test/resources/bugs/issue_14418.yaml
@@ -0,0 +1,23 @@
+openapi: 3.0.1
+info:
+  title: test
+  version: 1.0.0
+paths:
+  /test:
+    get:
+      summary: test
+      operationId: test
+      parameters:
+      - name: testHeader
+        in: header
+        description: 'Test header'
+        required: true
+        schema:
+          type: string
+          format: uuid
+        example: '523028ac-2e0e-41ab-b6f7-38c1efdbac45'
+      tags:
+      - test
+      responses:
+        200:
+          description: ok
\ No newline at end of file
diff --git a/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/PetApi.java
index f49c25ff55..1315743d9e 100644
--- a/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/PetApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -97,8 +98,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     );
 
 
@@ -132,7 +133,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     );
 
 
@@ -168,7 +169,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags
     );
 
 
@@ -204,7 +205,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     );
 
 
@@ -277,7 +278,7 @@ public interface PetApi {
         consumes = "application/x-www-form-urlencoded"
     )
     ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     );
@@ -313,7 +314,7 @@ public interface PetApi {
         consumes = "multipart/form-data"
     )
     ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     );
diff --git a/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/StoreApi.java
index fa840a4890..85f3f9494d 100644
--- a/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -60,7 +61,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     );
 
 
@@ -123,7 +124,7 @@ public interface StoreApi {
         produces = "application/json"
     )
     ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     );
 
 
diff --git a/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/UserApi.java
index e94ab69cdc..da3ed3c83e 100644
--- a/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-3/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -151,7 +152,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -184,7 +185,7 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -216,8 +217,8 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<String> loginUser(
-        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     );
 
 
@@ -276,7 +277,7 @@ public interface UserApi {
         consumes = "application/json"
     )
     ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "User", description = "Updated user object", required = true) @Valid @RequestBody User user
     );
 
diff --git a/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/PetApi.java
index d33fefe73a..902020d92e 100644
--- a/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/PetApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -88,8 +89,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     CompletableFuture<ResponseEntity<Void>> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     );
 
 
@@ -123,7 +124,7 @@ public interface PetApi {
         produces = "application/json"
     )
     CompletableFuture<ResponseEntity<List<Pet>>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     );
 
 
@@ -159,7 +160,7 @@ public interface PetApi {
         produces = "application/json"
     )
     CompletableFuture<ResponseEntity<List<Pet>>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags
     );
 
 
@@ -195,7 +196,7 @@ public interface PetApi {
         produces = "application/json"
     )
     CompletableFuture<ResponseEntity<Pet>> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     );
 
 
@@ -255,7 +256,7 @@ public interface PetApi {
         consumes = "application/x-www-form-urlencoded"
     )
     CompletableFuture<ResponseEntity<Void>> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     );
@@ -289,7 +290,7 @@ public interface PetApi {
         consumes = "multipart/form-data"
     )
     CompletableFuture<ResponseEntity<ModelApiResponse>> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     );
diff --git a/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/StoreApi.java
index 14b3681c72..707a0b966e 100644
--- a/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -61,7 +62,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     CompletableFuture<ResponseEntity<Void>> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     );
 
 
@@ -124,7 +125,7 @@ public interface StoreApi {
         produces = "application/json"
     )
     CompletableFuture<ResponseEntity<Order>> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     );
 
 
diff --git a/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/UserApi.java
index 3f2810f607..099e01c536 100644
--- a/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-async/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -133,7 +134,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     CompletableFuture<ResponseEntity<Void>> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -164,7 +165,7 @@ public interface UserApi {
         produces = "application/json"
     )
     CompletableFuture<ResponseEntity<User>> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -194,8 +195,8 @@ public interface UserApi {
         produces = "application/json"
     )
     CompletableFuture<ResponseEntity<String>> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     );
 
 
@@ -245,7 +246,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     CompletableFuture<ResponseEntity<Void>> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     );
 
diff --git a/samples/openapi3/client/petstore/spring-cloud-date-time/src/main/java/org/openapitools/api/DefaultApi.java b/samples/openapi3/client/petstore/spring-cloud-date-time/src/main/java/org/openapitools/api/DefaultApi.java
index 7503589c19..7089becd87 100644
--- a/samples/openapi3/client/petstore/spring-cloud-date-time/src/main/java/org/openapitools/api/DefaultApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-date-time/src/main/java/org/openapitools/api/DefaultApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -58,10 +59,10 @@ public interface DefaultApi {
         value = "/thingy/{date}"
     )
     ResponseEntity<Void> get(
-        @Parameter(name = "date", description = "A date path parameter", required = true) @PathVariable("date") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate date,
-        @NotNull @Parameter(name = "dateTime", description = "A date-time query parameter", required = true) @Valid @RequestParam(value = "dateTime", required = true, defaultValue = "1973-12-19T03:39:57-08:00") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) OffsetDateTime dateTime,
-        @NotNull @Parameter(name = "X-Order-Date", description = "A date header parameter", required = true) @RequestHeader(value = "X-Order-Date", required = true, defaultValue = "1974-01-01") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate xOrderDate,
-        @Parameter(name = "loginDate", description = "A date cookie parameter") @CookieValue(name = "loginDate", required = false, defaultValue = "1975-01-01") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate loginDate
+        @Parameter(name = "date", description = "A date path parameter", required = true, in = ParameterIn.PATH) @PathVariable("date") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate date,
+        @NotNull @Parameter(name = "dateTime", description = "A date-time query parameter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "dateTime", required = true, defaultValue = "1973-12-19T03:39:57-08:00") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) OffsetDateTime dateTime,
+        @NotNull @Parameter(name = "X-Order-Date", description = "A date header parameter", required = true, in = ParameterIn.HEADER) @RequestHeader(value = "X-Order-Date", required = true, defaultValue = "1974-01-01") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate xOrderDate,
+        @Parameter(name = "loginDate", description = "A date cookie parameter", in = ParameterIn.COOKIE) @CookieValue(name = "loginDate", required = false, defaultValue = "1975-01-01") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate loginDate
     );
 
 
@@ -86,7 +87,7 @@ public interface DefaultApi {
         consumes = "application/x-www-form-urlencoded"
     )
     ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "date", description = "A date path parameter", required = true) @PathVariable("date") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate date,
+        @Parameter(name = "date", description = "A date path parameter", required = true, in = ParameterIn.PATH) @PathVariable("date") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate date,
         @Parameter(name = "visitDate", description = "Updated last visit timestamp") @Valid @RequestParam(value = "visitDate", required = false) @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) OffsetDateTime visitDate
     );
 
diff --git a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/AnotherFakeApi.java b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/AnotherFakeApi.java
index 32199a8716..998ebfd04a 100644
--- a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/AnotherFakeApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/AnotherFakeApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/FakeApi.java b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/FakeApi.java
index c651474a4d..dfb6a5d63e 100644
--- a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/FakeApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/FakeApi.java
@@ -25,6 +25,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -224,7 +225,7 @@ public interface FakeApi {
         consumes = "application/json"
     )
     ResponseEntity<Void> testBodyWithQueryParams(
-        @NotNull @Parameter(name = "query", description = "", required = true) @Valid @RequestParam(value = "query", required = true) String query,
+        @NotNull @Parameter(name = "query", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "query", required = true) String query,
         @Parameter(name = "body", description = "", required = true) @Valid @RequestBody User body
     );
 
@@ -346,12 +347,12 @@ public interface FakeApi {
         consumes = "application/x-www-form-urlencoded"
     )
     ResponseEntity<Void> testEnumParameters(
-        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)") @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
-        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)") @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
-        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)") @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
-        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)") @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
-        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
-        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
+        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
+        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
+        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
+        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
+        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
+        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
         @Parameter(name = "enum_form_string_array", description = "Form parameter enum test (string array)") @Valid @RequestParam(value = "enum_form_string_array", required = false) List<String> enumFormStringArray,
         @Parameter(name = "enum_form_string", description = "Form parameter enum test (string)") @Valid @RequestParam(value = "enum_form_string", required = false) String enumFormString
     );
@@ -383,12 +384,12 @@ public interface FakeApi {
         value = "/fake"
     )
     ResponseEntity<Void> testGroupParameters(
-        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
-        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
-        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
-        @Parameter(name = "string_group", description = "String in group parameters") @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
-        @Parameter(name = "boolean_group", description = "Boolean in group parameters") @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
-        @Parameter(name = "int64_group", description = "Integer in group parameters") @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
+        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
+        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true, in = ParameterIn.HEADER) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
+        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
+        @Parameter(name = "string_group", description = "String in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
+        @Parameter(name = "boolean_group", description = "Boolean in group parameters", in = ParameterIn.HEADER) @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
+        @Parameter(name = "int64_group", description = "Integer in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
     );
 
 
@@ -466,11 +467,11 @@ public interface FakeApi {
         value = "/fake/test-query-parameters"
     )
     ResponseEntity<Void> testQueryParameterCollectionFormat(
-        @NotNull @Parameter(name = "pipe", description = "", required = true) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
-        @NotNull @Parameter(name = "ioutil", description = "", required = true) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
-        @NotNull @Parameter(name = "http", description = "", required = true) @Valid @RequestParam(value = "http", required = true) List<String> http,
-        @NotNull @Parameter(name = "url", description = "", required = true) @Valid @RequestParam(value = "url", required = true) List<String> url,
-        @NotNull @Parameter(name = "context", description = "", required = true) @Valid @RequestParam(value = "context", required = true) List<String> context
+        @NotNull @Parameter(name = "pipe", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
+        @NotNull @Parameter(name = "ioutil", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
+        @NotNull @Parameter(name = "http", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "http", required = true) List<String> http,
+        @NotNull @Parameter(name = "url", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "url", required = true) List<String> url,
+        @NotNull @Parameter(name = "context", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "context", required = true) List<String> context
     );
 
 }
diff --git a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/FakeClassnameTags123Api.java b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/FakeClassnameTags123Api.java
index fa5fbb0227..3b0f4a149e 100644
--- a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/FakeClassnameTags123Api.java
+++ b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/FakeClassnameTags123Api.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/PetApi.java
index 986eb90527..538dbceedb 100644
--- a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/PetApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -92,8 +93,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     );
 
 
@@ -127,7 +128,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     );
 
 
@@ -163,7 +164,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<Set<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
     );
 
 
@@ -199,7 +200,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     );
 
 
@@ -261,7 +262,7 @@ public interface PetApi {
         consumes = "application/x-www-form-urlencoded"
     )
     ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     );
@@ -295,7 +296,7 @@ public interface PetApi {
         consumes = "multipart/form-data"
     )
     ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     );
@@ -329,7 +330,7 @@ public interface PetApi {
         consumes = "multipart/form-data"
     )
     ResponseEntity<ModelApiResponse> uploadFileWithRequiredFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "requiredFile", description = "file to upload", required = true) @RequestPart(value = "requiredFile", required = true) MultipartFile requiredFile,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata
     );
diff --git a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/StoreApi.java
index abe1384e7d..6f7c462f98 100644
--- a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -60,7 +61,7 @@ public interface StoreApi {
         value = "/store/order/{order_id}"
     )
     ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true) @PathVariable("order_id") String orderId
+        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("order_id") String orderId
     );
 
 
@@ -123,7 +124,7 @@ public interface StoreApi {
         produces = "application/json"
     )
     ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true) @PathVariable("order_id") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("order_id") Long orderId
     );
 
 
diff --git a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/UserApi.java
index 9644f30c98..ed6f789be7 100644
--- a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -132,7 +133,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -163,7 +164,7 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -193,8 +194,8 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     );
 
 
@@ -244,7 +245,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     );
 
diff --git a/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/PetApi.java
index 3897376203..1ec407fb44 100644
--- a/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/PetApi.java
@@ -19,6 +19,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -89,8 +90,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     );
 
 
@@ -124,7 +125,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status,
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status,
         @ParameterObject final Pageable pageable
     );
 
@@ -161,7 +162,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags,
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags,
         @ParameterObject final Pageable pageable
     );
 
@@ -198,7 +199,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     );
 
 
@@ -258,7 +259,7 @@ public interface PetApi {
         consumes = "application/x-www-form-urlencoded"
     )
     ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     );
@@ -292,7 +293,7 @@ public interface PetApi {
         consumes = "multipart/form-data"
     )
     ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     );
diff --git a/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/StoreApi.java
index c300f07e17..eac0890f1a 100644
--- a/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -60,7 +61,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     );
 
 
@@ -123,7 +124,7 @@ public interface StoreApi {
         produces = "application/json"
     )
     ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     );
 
 
diff --git a/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/UserApi.java
index ed07e1c86c..8188d76922 100644
--- a/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud-spring-pageable/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -132,7 +133,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -163,7 +164,7 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -193,8 +194,8 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     );
 
 
@@ -266,7 +267,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     );
 
diff --git a/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/PetApi.java
index 4d07d323f3..a99bccd6ac 100644
--- a/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/PetApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -97,8 +98,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     );
 
 
@@ -132,7 +133,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     );
 
 
@@ -168,7 +169,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags
     );
 
 
@@ -204,7 +205,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     );
 
 
@@ -277,7 +278,7 @@ public interface PetApi {
         consumes = "application/x-www-form-urlencoded"
     )
     ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     );
@@ -313,7 +314,7 @@ public interface PetApi {
         consumes = "multipart/form-data"
     )
     ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     );
diff --git a/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/StoreApi.java
index 3a95f8a69a..b00120ca83 100644
--- a/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -60,7 +61,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     );
 
 
@@ -123,7 +124,7 @@ public interface StoreApi {
         produces = "application/json"
     )
     ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     );
 
 
diff --git a/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/UserApi.java
index 33dbdd6530..1ee36a5aad 100644
--- a/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/client/petstore/spring-cloud/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -151,7 +152,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -184,7 +185,7 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     );
 
 
@@ -216,8 +217,8 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<String> loginUser(
-        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     );
 
 
@@ -276,7 +277,7 @@ public interface UserApi {
         consumes = "application/json"
     )
     ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "User", description = "Updated user object", required = true) @Valid @RequestBody User user
     );
 
diff --git a/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/PetApi.java
index 80362e3f91..bd5e5948a9 100644
--- a/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/PetApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -87,8 +88,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) throws Exception;
 
 
@@ -122,7 +123,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) throws Exception;
 
 
@@ -158,7 +159,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<List<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags
     ) throws Exception;
 
 
@@ -194,7 +195,7 @@ public interface PetApi {
         produces = "application/json"
     )
     ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) throws Exception;
 
 
@@ -254,7 +255,7 @@ public interface PetApi {
         consumes = "application/x-www-form-urlencoded"
     )
     ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) throws Exception;
@@ -288,7 +289,7 @@ public interface PetApi {
         consumes = "multipart/form-data"
     )
     ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) throws Exception;
diff --git a/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/StoreApi.java
index 344411660a..021c8f7022 100644
--- a/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -60,7 +61,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     ) throws Exception;
 
 
@@ -123,7 +124,7 @@ public interface StoreApi {
         produces = "application/json"
     )
     ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     ) throws Exception;
 
 
diff --git a/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/UserApi.java
index d81c683587..59218a3720 100644
--- a/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -132,7 +133,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) throws Exception;
 
 
@@ -163,7 +164,7 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) throws Exception;
 
 
@@ -193,8 +194,8 @@ public interface UserApi {
         produces = "application/json"
     )
     ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) throws Exception;
 
 
@@ -244,7 +245,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     ) throws Exception;
 
diff --git a/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/PetApi.java
index 6d176b349e..c766ef414b 100644
--- a/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/PetApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -94,8 +95,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -132,7 +133,7 @@ public interface PetApi {
         produces = "application/json"
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -185,7 +186,7 @@ public interface PetApi {
         produces = "application/json"
     )
     default ResponseEntity<List<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -238,7 +239,7 @@ public interface PetApi {
         produces = "application/json"
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -318,7 +319,7 @@ public interface PetApi {
         consumes = "application/x-www-form-urlencoded"
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -355,7 +356,7 @@ public interface PetApi {
         consumes = "multipart/form-data"
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/StoreApi.java
index 80ee85befb..23a6a81ebd 100644
--- a/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -64,7 +65,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -133,7 +134,7 @@ public interface StoreApi {
         produces = "application/json"
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
diff --git a/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/UserApi.java
index 486eb36fea..45e372dafe 100644
--- a/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/client/petstore/spring-stubs/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -145,7 +146,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -179,7 +180,7 @@ public interface UserApi {
         produces = "application/json"
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -226,8 +227,8 @@ public interface UserApi {
         produces = "application/json"
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -283,7 +284,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
diff --git a/samples/openapi3/server/petstore/spring-boot-oneof/src/main/java/org/openapitools/api/BarApi.java b/samples/openapi3/server/petstore/spring-boot-oneof/src/main/java/org/openapitools/api/BarApi.java
index b081f68268..c9b6c4a2c9 100644
--- a/samples/openapi3/server/petstore/spring-boot-oneof/src/main/java/org/openapitools/api/BarApi.java
+++ b/samples/openapi3/server/petstore/spring-boot-oneof/src/main/java/org/openapitools/api/BarApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/server/petstore/spring-boot-oneof/src/main/java/org/openapitools/api/FooApi.java b/samples/openapi3/server/petstore/spring-boot-oneof/src/main/java/org/openapitools/api/FooApi.java
index a2c962148b..221b84e6b3 100644
--- a/samples/openapi3/server/petstore/spring-boot-oneof/src/main/java/org/openapitools/api/FooApi.java
+++ b/samples/openapi3/server/petstore/spring-boot-oneof/src/main/java/org/openapitools/api/FooApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/PetApi.java
index 1d075e158c..f78c293e4f 100644
--- a/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/PetApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -118,8 +119,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -156,7 +157,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -209,7 +210,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -262,7 +263,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -369,7 +370,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -408,7 +409,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/StoreApi.java
index 3e46706a98..ba0da9b7b7 100644
--- a/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -64,7 +65,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -133,7 +134,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
diff --git a/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/UserApi.java
index 4b65c2de7b..b5f4b8a685 100644
--- a/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/server/petstore/spring-boot-springdoc/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -164,7 +165,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -200,7 +201,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -249,8 +250,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -315,7 +316,7 @@ public interface UserApi {
         consumes = { "application/json" }
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "User", description = "Updated user object", required = true) @Valid @RequestBody User user
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
diff --git a/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/PetApi.java
index 2241fd03b7..3fe4e97480 100644
--- a/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/PetApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -118,8 +119,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -156,7 +157,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -209,7 +210,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -262,7 +263,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -369,7 +370,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -408,7 +409,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/StoreApi.java
index 79ff70c8a4..d313507634 100644
--- a/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -64,7 +65,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -133,7 +134,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
diff --git a/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/UserApi.java
index 700ddc7f53..8caaff4cb9 100644
--- a/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/server/petstore/springboot-3/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -164,7 +165,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -200,7 +201,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -249,8 +250,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -315,7 +316,7 @@ public interface UserApi {
         consumes = { "application/json" }
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "User", description = "Updated user object", required = true) @Valid @RequestBody User user
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
diff --git a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/AnotherFakeApi.java b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/AnotherFakeApi.java
index b2818af050..0fdc8805f6 100644
--- a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/AnotherFakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/AnotherFakeApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/FakeApi.java b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/FakeApi.java
index 9be60b9e27..b4556910a1 100644
--- a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/FakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/FakeApi.java
@@ -26,6 +26,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -256,7 +257,7 @@ public interface FakeApi {
         consumes = { "application/json" }
     )
     default ResponseEntity<Void> testBodyWithQueryParams(
-        @NotNull @Parameter(name = "query", description = "", required = true) @Valid @RequestParam(value = "query", required = true) String query,
+        @NotNull @Parameter(name = "query", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "query", required = true) String query,
         @Parameter(name = "body", description = "", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
@@ -396,12 +397,12 @@ public interface FakeApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> testEnumParameters(
-        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)") @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
-        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)") @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
-        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)") @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
-        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)") @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
-        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
-        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
+        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
+        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
+        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
+        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
+        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
+        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
         @Parameter(name = "enum_form_string_array", description = "Form parameter enum test (string array)") @Valid @RequestParam(value = "enum_form_string_array", required = false) List<String> enumFormStringArray,
         @Parameter(name = "enum_form_string", description = "Form parameter enum test (string)") @Valid @RequestParam(value = "enum_form_string", required = false) String enumFormString
     ) {
@@ -436,12 +437,12 @@ public interface FakeApi {
         value = "/fake"
     )
     default ResponseEntity<Void> testGroupParameters(
-        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
-        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
-        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
-        @Parameter(name = "string_group", description = "String in group parameters") @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
-        @Parameter(name = "boolean_group", description = "Boolean in group parameters") @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
-        @Parameter(name = "int64_group", description = "Integer in group parameters") @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
+        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
+        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true, in = ParameterIn.HEADER) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
+        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
+        @Parameter(name = "string_group", description = "String in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
+        @Parameter(name = "boolean_group", description = "Boolean in group parameters", in = ParameterIn.HEADER) @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
+        @Parameter(name = "int64_group", description = "Integer in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -528,11 +529,11 @@ public interface FakeApi {
         value = "/fake/test-query-parameters"
     )
     default ResponseEntity<Void> testQueryParameterCollectionFormat(
-        @NotNull @Parameter(name = "pipe", description = "", required = true) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
-        @NotNull @Parameter(name = "ioutil", description = "", required = true) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
-        @NotNull @Parameter(name = "http", description = "", required = true) @Valid @RequestParam(value = "http", required = true) List<String> http,
-        @NotNull @Parameter(name = "url", description = "", required = true) @Valid @RequestParam(value = "url", required = true) List<String> url,
-        @NotNull @Parameter(name = "context", description = "", required = true) @Valid @RequestParam(value = "context", required = true) List<String> context
+        @NotNull @Parameter(name = "pipe", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
+        @NotNull @Parameter(name = "ioutil", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
+        @NotNull @Parameter(name = "http", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "http", required = true) List<String> http,
+        @NotNull @Parameter(name = "url", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "url", required = true) List<String> url,
+        @NotNull @Parameter(name = "context", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "context", required = true) List<String> context
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -567,7 +568,7 @@ public interface FakeApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFileWithRequiredFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "requiredFile", description = "file to upload", required = true) @RequestPart(value = "requiredFile", required = true) MultipartFile requiredFile,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/FakeClassnameTestApi.java b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
index 39b86c6231..e926cc000f 100644
--- a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
+++ b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/PetApi.java
index 7c73d22299..8c5ab8d55c 100644
--- a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/PetApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -99,8 +100,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -137,7 +138,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -190,7 +191,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Set<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -243,7 +244,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -325,7 +326,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -362,7 +363,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/StoreApi.java
index 8ca44329f5..2d5109453b 100644
--- a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -64,7 +65,7 @@ public interface StoreApi {
         value = "/store/order/{order_id}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true) @PathVariable("order_id") String orderId
+        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("order_id") String orderId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -133,7 +134,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true) @PathVariable("order_id") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("order_id") Long orderId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
diff --git a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/UserApi.java
index b1713bff52..d7bdc50606 100644
--- a/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/server/petstore/springboot-beanvalidation-no-nullable/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -145,7 +146,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -179,7 +180,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -226,8 +227,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -283,7 +284,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
diff --git a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/AnotherFakeApi.java b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/AnotherFakeApi.java
index 2be1e53db1..7b10a63b08 100644
--- a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/AnotherFakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/AnotherFakeApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
diff --git a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/FakeApi.java b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/FakeApi.java
index 77afae47c2..6158f6ae3a 100644
--- a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/FakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/FakeApi.java
@@ -26,6 +26,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -237,7 +238,7 @@ public interface FakeApi {
         consumes = { "application/json" }
     )
     default ResponseEntity<Void> testBodyWithQueryParams(
-        @NotNull @Parameter(name = "query", description = "", required = true) @Valid @RequestParam(value = "query", required = true) String query,
+        @NotNull @Parameter(name = "query", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "query", required = true) String query,
         @Parameter(name = "body", description = "", required = true) @Valid @RequestBody User body
     ) {
         return getDelegate().testBodyWithQueryParams(query, body);
@@ -365,12 +366,12 @@ public interface FakeApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> testEnumParameters(
-        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)") @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
-        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)") @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
-        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)") @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
-        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)") @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
-        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
-        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
+        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
+        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
+        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
+        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
+        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
+        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
         @Parameter(name = "enum_form_string_array", description = "Form parameter enum test (string array)") @Valid @RequestParam(value = "enum_form_string_array", required = false) List<String> enumFormStringArray,
         @Parameter(name = "enum_form_string", description = "Form parameter enum test (string)") @Valid @RequestParam(value = "enum_form_string", required = false) String enumFormString
     ) {
@@ -404,12 +405,12 @@ public interface FakeApi {
         value = "/fake"
     )
     default ResponseEntity<Void> testGroupParameters(
-        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
-        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
-        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
-        @Parameter(name = "string_group", description = "String in group parameters") @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
-        @Parameter(name = "boolean_group", description = "Boolean in group parameters") @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
-        @Parameter(name = "int64_group", description = "Integer in group parameters") @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
+        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
+        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true, in = ParameterIn.HEADER) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
+        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
+        @Parameter(name = "string_group", description = "String in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
+        @Parameter(name = "boolean_group", description = "Boolean in group parameters", in = ParameterIn.HEADER) @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
+        @Parameter(name = "int64_group", description = "Integer in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
     ) {
         return getDelegate().testGroupParameters(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group);
     }
@@ -493,11 +494,11 @@ public interface FakeApi {
         value = "/fake/test-query-parameters"
     )
     default ResponseEntity<Void> testQueryParameterCollectionFormat(
-        @NotNull @Parameter(name = "pipe", description = "", required = true) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
-        @NotNull @Parameter(name = "ioutil", description = "", required = true) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
-        @NotNull @Parameter(name = "http", description = "", required = true) @Valid @RequestParam(value = "http", required = true) List<String> http,
-        @NotNull @Parameter(name = "url", description = "", required = true) @Valid @RequestParam(value = "url", required = true) List<String> url,
-        @NotNull @Parameter(name = "context", description = "", required = true) @Valid @RequestParam(value = "context", required = true) List<String> context
+        @NotNull @Parameter(name = "pipe", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
+        @NotNull @Parameter(name = "ioutil", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
+        @NotNull @Parameter(name = "http", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "http", required = true) List<String> http,
+        @NotNull @Parameter(name = "url", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "url", required = true) List<String> url,
+        @NotNull @Parameter(name = "context", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "context", required = true) List<String> context
     ) {
         return getDelegate().testQueryParameterCollectionFormat(pipe, ioutil, http, url, context);
     }
@@ -531,7 +532,7 @@ public interface FakeApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFileWithRequiredFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "requiredFile", description = "file to upload", required = true) @RequestPart(value = "requiredFile", required = true) MultipartFile requiredFile,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/FakeClassnameTestApi.java b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
index 2f13c4c298..001ca6802f 100644
--- a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
+++ b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
diff --git a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/PetApi.java
index 2547013cf7..94d6410405 100644
--- a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/PetApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -94,8 +95,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) {
         return getDelegate().deletePet(petId, apiKey);
     }
@@ -131,7 +132,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         return getDelegate().findPetsByStatus(status);
     }
@@ -169,7 +170,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Set<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
     ) {
         return getDelegate().findPetsByTags(tags);
     }
@@ -207,7 +208,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         return getDelegate().getPetById(petId);
     }
@@ -273,7 +274,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -309,7 +310,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/StoreApi.java
index 7ec3511b0b..b7f96eafa5 100644
--- a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -60,7 +61,7 @@ public interface StoreApi {
         value = "/store/order/{order_id}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true) @PathVariable("order_id") String orderId
+        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("order_id") String orderId
     ) {
         return getDelegate().deleteOrder(orderId);
     }
@@ -127,7 +128,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true) @PathVariable("order_id") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("order_id") Long orderId
     ) {
         return getDelegate().getOrderById(orderId);
     }
diff --git a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/UserApi.java
index 6102ea5132..6b1fe4e385 100644
--- a/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/server/petstore/springboot-delegate/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -138,7 +139,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return getDelegate().deleteUser(username);
     }
@@ -171,7 +172,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return getDelegate().getUserByName(username);
     }
@@ -203,8 +204,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return getDelegate().loginUser(username, password);
     }
@@ -258,7 +259,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     ) {
         return getDelegate().updateUser(username, body);
diff --git a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/AnotherFakeApi.java b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/AnotherFakeApi.java
index b2818af050..0fdc8805f6 100644
--- a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/AnotherFakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/AnotherFakeApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/FakeApi.java b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/FakeApi.java
index 30833ccc97..fdbfca8c07 100644
--- a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/FakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/FakeApi.java
@@ -26,6 +26,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -256,7 +257,7 @@ public interface FakeApi {
         consumes = { "application/json" }
     )
     default ResponseEntity<Void> testBodyWithQueryParams(
-        @NotNull @Parameter(name = "query", description = "", required = true) @Valid @RequestParam(value = "query", required = true) String query,
+        @NotNull @Parameter(name = "query", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "query", required = true) String query,
         @Parameter(name = "body", description = "", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
@@ -389,8 +390,8 @@ public interface FakeApi {
         }
     )
     @Parameters({
-        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)"),
-        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)")
+        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)", in = ParameterIn.HEADER),
+        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)", in = ParameterIn.HEADER)
     })
     @RequestMapping(
         method = RequestMethod.GET,
@@ -398,10 +399,10 @@ public interface FakeApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> testEnumParameters(
-        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)") @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
-        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)") @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
-        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
-        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
+        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
+        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
+        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
+        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
         @Parameter(name = "enum_form_string_array", description = "Form parameter enum test (string array)") @Valid @RequestParam(value = "enum_form_string_array", required = false) List<String> enumFormStringArray,
         @Parameter(name = "enum_form_string", description = "Form parameter enum test (string)") @Valid @RequestParam(value = "enum_form_string", required = false) String enumFormString
     ) {
@@ -430,18 +431,18 @@ public interface FakeApi {
         }
     )
     @Parameters({
-        @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true),
-        @Parameter(name = "boolean_group", description = "Boolean in group parameters")
+        @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true, in = ParameterIn.HEADER),
+        @Parameter(name = "boolean_group", description = "Boolean in group parameters", in = ParameterIn.HEADER)
     })
     @RequestMapping(
         method = RequestMethod.DELETE,
         value = "/fake"
     )
     default ResponseEntity<Void> testGroupParameters(
-        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
-        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
-        @Parameter(name = "string_group", description = "String in group parameters") @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
-        @Parameter(name = "int64_group", description = "Integer in group parameters") @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
+        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
+        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
+        @Parameter(name = "string_group", description = "String in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
+        @Parameter(name = "int64_group", description = "Integer in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -528,11 +529,11 @@ public interface FakeApi {
         value = "/fake/test-query-parameters"
     )
     default ResponseEntity<Void> testQueryParameterCollectionFormat(
-        @NotNull @Parameter(name = "pipe", description = "", required = true) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
-        @NotNull @Parameter(name = "ioutil", description = "", required = true) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
-        @NotNull @Parameter(name = "http", description = "", required = true) @Valid @RequestParam(value = "http", required = true) List<String> http,
-        @NotNull @Parameter(name = "url", description = "", required = true) @Valid @RequestParam(value = "url", required = true) List<String> url,
-        @NotNull @Parameter(name = "context", description = "", required = true) @Valid @RequestParam(value = "context", required = true) List<String> context
+        @NotNull @Parameter(name = "pipe", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
+        @NotNull @Parameter(name = "ioutil", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
+        @NotNull @Parameter(name = "http", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "http", required = true) List<String> http,
+        @NotNull @Parameter(name = "url", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "url", required = true) List<String> url,
+        @NotNull @Parameter(name = "context", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "context", required = true) List<String> context
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -567,7 +568,7 @@ public interface FakeApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFileWithRequiredFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "requiredFile", description = "file to upload", required = true) @RequestPart(value = "requiredFile", required = true) MultipartFile requiredFile,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/FakeClassnameTestApi.java b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
index 39b86c6231..e926cc000f 100644
--- a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
+++ b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/PetApi.java
index 9e666d7080..7bc5e93ddc 100644
--- a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/PetApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -94,14 +95,14 @@ public interface PetApi {
         }
     )
     @Parameters({
-        @Parameter(name = "api_key", description = "")
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER)
     })
     @RequestMapping(
         method = RequestMethod.DELETE,
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -138,7 +139,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -191,7 +192,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Set<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -244,7 +245,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -326,7 +327,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -363,7 +364,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/StoreApi.java
index 8ca44329f5..2d5109453b 100644
--- a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -64,7 +65,7 @@ public interface StoreApi {
         value = "/store/order/{order_id}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true) @PathVariable("order_id") String orderId
+        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("order_id") String orderId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -133,7 +134,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true) @PathVariable("order_id") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("order_id") Long orderId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
diff --git a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/UserApi.java
index b1713bff52..d7bdc50606 100644
--- a/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/server/petstore/springboot-implicitHeaders/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -145,7 +146,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -179,7 +180,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -226,8 +227,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -283,7 +284,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
diff --git a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/AnotherFakeApi.java b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/AnotherFakeApi.java
index 32c9b150b7..261185c102 100644
--- a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/AnotherFakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/AnotherFakeApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
diff --git a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/FakeApi.java b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/FakeApi.java
index a4ac9e8910..1de1439bbd 100644
--- a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/FakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/FakeApi.java
@@ -26,6 +26,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -247,7 +248,7 @@ public interface FakeApi {
         consumes = { "application/json" }
     )
     default Mono<ResponseEntity<Void>> testBodyWithQueryParams(
-        @NotNull @Parameter(name = "query", description = "", required = true) @Valid @RequestParam(value = "query", required = true) String query,
+        @NotNull @Parameter(name = "query", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "query", required = true) String query,
         @Parameter(name = "body", description = "", required = true) @Valid @RequestBody Mono<User> body,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
@@ -378,12 +379,12 @@ public interface FakeApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default Mono<ResponseEntity<Void>> testEnumParameters(
-        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)") @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
-        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)") @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
-        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)") @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
-        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)") @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
-        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
-        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
+        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
+        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
+        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
+        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
+        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
+        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
         @Parameter(name = "enum_form_string_array", description = "Form parameter enum test (string array)") @Valid @RequestParam(value = "enum_form_string_array", required = false) List<String> enumFormStringArray,
         @Parameter(name = "enum_form_string", description = "Form parameter enum test (string)") @Valid @RequestParam(value = "enum_form_string", required = false) String enumFormString,
         @Parameter(hidden = true) final ServerWebExchange exchange
@@ -418,12 +419,12 @@ public interface FakeApi {
         value = "/fake"
     )
     default Mono<ResponseEntity<Void>> testGroupParameters(
-        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
-        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
-        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
-        @Parameter(name = "string_group", description = "String in group parameters") @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
-        @Parameter(name = "boolean_group", description = "Boolean in group parameters") @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
-        @Parameter(name = "int64_group", description = "Integer in group parameters") @Valid @RequestParam(value = "int64_group", required = false) Long int64Group,
+        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
+        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true, in = ParameterIn.HEADER) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
+        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
+        @Parameter(name = "string_group", description = "String in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
+        @Parameter(name = "boolean_group", description = "Boolean in group parameters", in = ParameterIn.HEADER) @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
+        @Parameter(name = "int64_group", description = "Integer in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "int64_group", required = false) Long int64Group,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().testGroupParameters(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group, exchange);
@@ -510,11 +511,11 @@ public interface FakeApi {
         value = "/fake/test-query-parameters"
     )
     default Mono<ResponseEntity<Void>> testQueryParameterCollectionFormat(
-        @NotNull @Parameter(name = "pipe", description = "", required = true) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
-        @NotNull @Parameter(name = "ioutil", description = "", required = true) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
-        @NotNull @Parameter(name = "http", description = "", required = true) @Valid @RequestParam(value = "http", required = true) List<String> http,
-        @NotNull @Parameter(name = "url", description = "", required = true) @Valid @RequestParam(value = "url", required = true) List<String> url,
-        @NotNull @Parameter(name = "context", description = "", required = true) @Valid @RequestParam(value = "context", required = true) List<String> context,
+        @NotNull @Parameter(name = "pipe", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
+        @NotNull @Parameter(name = "ioutil", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
+        @NotNull @Parameter(name = "http", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "http", required = true) List<String> http,
+        @NotNull @Parameter(name = "url", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "url", required = true) List<String> url,
+        @NotNull @Parameter(name = "context", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "context", required = true) List<String> context,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().testQueryParameterCollectionFormat(pipe, ioutil, http, url, context, exchange);
@@ -549,7 +550,7 @@ public interface FakeApi {
         consumes = { "multipart/form-data" }
     )
     default Mono<ResponseEntity<ModelApiResponse>> uploadFileWithRequiredFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "requiredFile", description = "file to upload", required = true) @RequestPart(value = "requiredFile", required = true) Flux<Part> requiredFile,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(hidden = true) final ServerWebExchange exchange
diff --git a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/FakeClassnameTestApi.java b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
index c8111bd547..79081819ad 100644
--- a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
+++ b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
diff --git a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/PetApi.java
index b95c57e6d8..8426bfebdd 100644
--- a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/PetApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -99,8 +100,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default Mono<ResponseEntity<Void>> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey,
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().deletePet(petId, apiKey, exchange);
@@ -137,7 +138,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default Mono<ResponseEntity<Flux<Pet>>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status,
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().findPetsByStatus(status, exchange);
@@ -176,7 +177,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default Mono<ResponseEntity<Flux<Pet>>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) Set<String> tags,
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) Set<String> tags,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().findPetsByTags(tags, exchange);
@@ -215,7 +216,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default Mono<ResponseEntity<Pet>> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().getPetById(petId, exchange);
@@ -283,7 +284,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default Mono<ResponseEntity<Void>> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status,
         @Parameter(hidden = true) final ServerWebExchange exchange
@@ -320,7 +321,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default Mono<ResponseEntity<ModelApiResponse>> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) Flux<Part> file,
         @Parameter(hidden = true) final ServerWebExchange exchange
diff --git a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/StoreApi.java
index 99795aec9f..156a0570bc 100644
--- a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -64,7 +65,7 @@ public interface StoreApi {
         value = "/store/order/{order_id}"
     )
     default Mono<ResponseEntity<Void>> deleteOrder(
-        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true) @PathVariable("order_id") String orderId,
+        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("order_id") String orderId,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().deleteOrder(orderId, exchange);
@@ -132,7 +133,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default Mono<ResponseEntity<Order>> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true) @PathVariable("order_id") Long orderId,
+        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("order_id") Long orderId,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().getOrderById(orderId, exchange);
diff --git a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/UserApi.java
index 8e098c8b96..ef6e5c8b80 100644
--- a/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/server/petstore/springboot-reactive/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -145,7 +146,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default Mono<ResponseEntity<Void>> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().deleteUser(username, exchange);
@@ -179,7 +180,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default Mono<ResponseEntity<User>> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().getUserByName(username, exchange);
@@ -212,8 +213,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default Mono<ResponseEntity<String>> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password,
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
         return getDelegate().loginUser(username, password, exchange);
@@ -268,7 +269,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default Mono<ResponseEntity<Void>> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody Mono<User> body,
         @Parameter(hidden = true) final ServerWebExchange exchange
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/AnotherFakeApi.java b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/AnotherFakeApi.java
index b2818af050..0fdc8805f6 100644
--- a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/AnotherFakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/AnotherFakeApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/FakeApi.java b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/FakeApi.java
index 52ceb7e503..1410bd9adc 100644
--- a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/FakeApi.java
+++ b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/FakeApi.java
@@ -26,6 +26,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -256,7 +257,7 @@ public interface FakeApi {
         consumes = { "application/json" }
     )
     default ResponseEntity<Void> testBodyWithQueryParams(
-        @NotNull @Parameter(name = "query", description = "", required = true) @Valid @RequestParam(value = "query", required = true) String query,
+        @NotNull @Parameter(name = "query", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "query", required = true) String query,
         @Parameter(name = "body", description = "", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
@@ -396,12 +397,12 @@ public interface FakeApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> testEnumParameters(
-        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)") @RequestHeader(value = "enum_header_string_array", required = false) Optional<List<String>> enumHeaderStringArray,
-        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)") @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") Optional<String> enumHeaderString,
-        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)") @Valid @RequestParam(value = "enum_query_string_array", required = false) Optional<List<String>> enumQueryStringArray,
-        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)") @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") Optional<String> enumQueryString,
-        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_integer", required = false) Optional<Integer> enumQueryInteger,
-        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_double", required = false) Optional<Double> enumQueryDouble,
+        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string_array", required = false) Optional<List<String>> enumHeaderStringArray,
+        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") Optional<String> enumHeaderString,
+        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string_array", required = false) Optional<List<String>> enumQueryStringArray,
+        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") Optional<String> enumQueryString,
+        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_integer", required = false) Optional<Integer> enumQueryInteger,
+        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_double", required = false) Optional<Double> enumQueryDouble,
         @Parameter(name = "enum_form_string_array", description = "Form parameter enum test (string array)") @Valid @RequestParam(value = "enum_form_string_array", required = false) List<String> enumFormStringArray,
         @Parameter(name = "enum_form_string", description = "Form parameter enum test (string)") @Valid @RequestParam(value = "enum_form_string", required = false) String enumFormString
     ) {
@@ -436,12 +437,12 @@ public interface FakeApi {
         value = "/fake"
     )
     default ResponseEntity<Void> testGroupParameters(
-        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
-        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
-        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
-        @Parameter(name = "string_group", description = "String in group parameters") @Valid @RequestParam(value = "string_group", required = false) Optional<Integer> stringGroup,
-        @Parameter(name = "boolean_group", description = "Boolean in group parameters") @RequestHeader(value = "boolean_group", required = false) Optional<Boolean> booleanGroup,
-        @Parameter(name = "int64_group", description = "Integer in group parameters") @Valid @RequestParam(value = "int64_group", required = false) Optional<Long> int64Group
+        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
+        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true, in = ParameterIn.HEADER) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
+        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
+        @Parameter(name = "string_group", description = "String in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "string_group", required = false) Optional<Integer> stringGroup,
+        @Parameter(name = "boolean_group", description = "Boolean in group parameters", in = ParameterIn.HEADER) @RequestHeader(value = "boolean_group", required = false) Optional<Boolean> booleanGroup,
+        @Parameter(name = "int64_group", description = "Integer in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "int64_group", required = false) Optional<Long> int64Group
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -528,11 +529,11 @@ public interface FakeApi {
         value = "/fake/test-query-parameters"
     )
     default ResponseEntity<Void> testQueryParameterCollectionFormat(
-        @NotNull @Parameter(name = "pipe", description = "", required = true) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
-        @NotNull @Parameter(name = "ioutil", description = "", required = true) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
-        @NotNull @Parameter(name = "http", description = "", required = true) @Valid @RequestParam(value = "http", required = true) List<String> http,
-        @NotNull @Parameter(name = "url", description = "", required = true) @Valid @RequestParam(value = "url", required = true) List<String> url,
-        @NotNull @Parameter(name = "context", description = "", required = true) @Valid @RequestParam(value = "context", required = true) List<String> context
+        @NotNull @Parameter(name = "pipe", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
+        @NotNull @Parameter(name = "ioutil", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
+        @NotNull @Parameter(name = "http", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "http", required = true) List<String> http,
+        @NotNull @Parameter(name = "url", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "url", required = true) List<String> url,
+        @NotNull @Parameter(name = "context", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "context", required = true) List<String> context
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -567,7 +568,7 @@ public interface FakeApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFileWithRequiredFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "requiredFile", description = "file to upload", required = true) @RequestPart(value = "requiredFile", required = true) MultipartFile requiredFile,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/FakeClassnameTestApi.java b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
index 39b86c6231..e926cc000f 100644
--- a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
+++ b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/PetApi.java
index dbcba40c34..41e51a18d1 100644
--- a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/PetApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -99,8 +100,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) Optional<String> apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) Optional<String> apiKey
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -137,7 +138,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -190,7 +191,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Set<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -243,7 +244,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -325,7 +326,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -362,7 +363,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/StoreApi.java
index 8ca44329f5..2d5109453b 100644
--- a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -64,7 +65,7 @@ public interface StoreApi {
         value = "/store/order/{order_id}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true) @PathVariable("order_id") String orderId
+        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("order_id") String orderId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -133,7 +134,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true) @PathVariable("order_id") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("order_id") Long orderId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
diff --git a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/UserApi.java
index b1713bff52..d7bdc50606 100644
--- a/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/server/petstore/springboot-useoptional/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -145,7 +146,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -179,7 +180,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -226,8 +227,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -283,7 +284,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
diff --git a/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/PetApi.java b/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/PetApi.java
index 36bce7cd13..408f9f9f2f 100644
--- a/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/PetApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -119,8 +120,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -157,7 +158,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -210,7 +211,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) List<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) List<String> tags
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -263,7 +264,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -370,7 +371,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -409,7 +410,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/StoreApi.java b/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/StoreApi.java
index bae8ed3285..9ae29ca9f9 100644
--- a/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -65,7 +66,7 @@ public interface StoreApi {
         value = "/store/order/{orderId}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true) @PathVariable("orderId") String orderId
+        @Parameter(name = "orderId", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("orderId") String orderId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -134,7 +135,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true) @PathVariable("orderId") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "orderId", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("orderId") Long orderId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
diff --git a/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/UserApi.java b/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/UserApi.java
index 6c94978d43..6bea81fa42 100644
--- a/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/openapi3/server/petstore/springboot/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -165,7 +166,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -201,7 +202,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -250,8 +251,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Pattern(regexp = "^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -316,7 +317,7 @@ public interface UserApi {
         consumes = { "application/json" }
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "User", description = "Updated user object", required = true) @Valid @RequestBody User user
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
diff --git a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/AnotherFakeApi.java b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/AnotherFakeApi.java
index 3c60ba0bd5..c4c8178909 100644
--- a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/AnotherFakeApi.java
+++ b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/AnotherFakeApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/FakeApi.java b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/FakeApi.java
index b6142cd816..fa18de3093 100644
--- a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/FakeApi.java
+++ b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/FakeApi.java
@@ -26,6 +26,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -225,7 +226,7 @@ public interface FakeApi {
         consumes = { "application/json" }
     )
     ResponseEntity<Void> testBodyWithQueryParams(
-        @NotNull @Parameter(name = "query", description = "", required = true) @Valid @RequestParam(value = "query", required = true) String query,
+        @NotNull @Parameter(name = "query", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "query", required = true) String query,
         @Parameter(name = "body", description = "", required = true) @Valid @RequestBody User body
     ) throws Exception;
 
@@ -347,12 +348,12 @@ public interface FakeApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     ResponseEntity<Void> testEnumParameters(
-        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)") @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
-        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)") @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
-        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)") @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
-        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)") @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
-        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
-        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
+        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
+        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
+        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
+        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
+        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
+        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
         @Parameter(name = "enum_form_string_array", description = "Form parameter enum test (string array)") @Valid @RequestParam(value = "enum_form_string_array", required = false) List<String> enumFormStringArray,
         @Parameter(name = "enum_form_string", description = "Form parameter enum test (string)") @Valid @RequestParam(value = "enum_form_string", required = false) String enumFormString
     ) throws Exception;
@@ -384,12 +385,12 @@ public interface FakeApi {
         value = "/fake"
     )
     ResponseEntity<Void> testGroupParameters(
-        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
-        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
-        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
-        @Parameter(name = "string_group", description = "String in group parameters") @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
-        @Parameter(name = "boolean_group", description = "Boolean in group parameters") @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
-        @Parameter(name = "int64_group", description = "Integer in group parameters") @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
+        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
+        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true, in = ParameterIn.HEADER) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
+        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
+        @Parameter(name = "string_group", description = "String in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
+        @Parameter(name = "boolean_group", description = "Boolean in group parameters", in = ParameterIn.HEADER) @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
+        @Parameter(name = "int64_group", description = "Integer in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
     ) throws Exception;
 
 
@@ -467,11 +468,11 @@ public interface FakeApi {
         value = "/fake/test-query-parameters"
     )
     ResponseEntity<Void> testQueryParameterCollectionFormat(
-        @NotNull @Parameter(name = "pipe", description = "", required = true) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
-        @NotNull @Parameter(name = "ioutil", description = "", required = true) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
-        @NotNull @Parameter(name = "http", description = "", required = true) @Valid @RequestParam(value = "http", required = true) List<String> http,
-        @NotNull @Parameter(name = "url", description = "", required = true) @Valid @RequestParam(value = "url", required = true) List<String> url,
-        @NotNull @Parameter(name = "context", description = "", required = true) @Valid @RequestParam(value = "context", required = true) List<String> context
+        @NotNull @Parameter(name = "pipe", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
+        @NotNull @Parameter(name = "ioutil", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
+        @NotNull @Parameter(name = "http", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "http", required = true) List<String> http,
+        @NotNull @Parameter(name = "url", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "url", required = true) List<String> url,
+        @NotNull @Parameter(name = "context", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "context", required = true) List<String> context
     ) throws Exception;
 
 
@@ -503,7 +504,7 @@ public interface FakeApi {
         consumes = { "multipart/form-data" }
     )
     ResponseEntity<ModelApiResponse> uploadFileWithRequiredFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "requiredFile", description = "file to upload", required = true) @RequestPart(value = "requiredFile", required = true) MultipartFile requiredFile,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata
     ) throws Exception;
diff --git a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/FakeClassnameTestApi.java b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
index c26d98c47b..c01b5d27f6 100644
--- a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
+++ b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/FakeClassnameTestApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/PetApi.java b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/PetApi.java
index 0464ac7036..fd38890733 100644
--- a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/PetApi.java
+++ b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/PetApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -92,8 +93,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) throws Exception;
 
 
@@ -127,7 +128,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) throws Exception;
 
 
@@ -163,7 +164,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     ResponseEntity<Set<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
     ) throws Exception;
 
 
@@ -199,7 +200,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) throws Exception;
 
 
@@ -261,7 +262,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) throws Exception;
@@ -295,7 +296,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) throws Exception;
diff --git a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/StoreApi.java b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/StoreApi.java
index e972e9199a..a4832855ca 100644
--- a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/StoreApi.java
+++ b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -60,7 +61,7 @@ public interface StoreApi {
         value = "/store/order/{order_id}"
     )
     ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true) @PathVariable("order_id") String orderId
+        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("order_id") String orderId
     ) throws Exception;
 
 
@@ -123,7 +124,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true) @PathVariable("order_id") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("order_id") Long orderId
     ) throws Exception;
 
 
diff --git a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/UserApi.java b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/UserApi.java
index b809ffb19e..80ebee48fa 100644
--- a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/UserApi.java
+++ b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/src/main/java/org/openapitools/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -132,7 +133,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) throws Exception;
 
 
@@ -163,7 +164,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) throws Exception;
 
 
@@ -193,8 +194,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) throws Exception;
 
 
@@ -244,7 +245,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     ) throws Exception;
 
diff --git a/samples/server/petstore/spring-boot-nullable-set/src/main/java/org/openapitools/api/NullableApi.java b/samples/server/petstore/spring-boot-nullable-set/src/main/java/org/openapitools/api/NullableApi.java
index 1119556d15..0406fdf081 100644
--- a/samples/server/petstore/spring-boot-nullable-set/src/main/java/org/openapitools/api/NullableApi.java
+++ b/samples/server/petstore/spring-boot-nullable-set/src/main/java/org/openapitools/api/NullableApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
diff --git a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/AnotherFakeApi.java b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/AnotherFakeApi.java
index 46e5bc929d..cd67de8a5f 100644
--- a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/AnotherFakeApi.java
+++ b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/AnotherFakeApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import io.virtualan.annotation.ApiVirtual;
 import io.virtualan.annotation.VirtualService;
 import org.springframework.http.HttpStatus;
diff --git a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/FakeApi.java b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/FakeApi.java
index 8663f2173f..deb7ad6f8d 100644
--- a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/FakeApi.java
+++ b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/FakeApi.java
@@ -26,6 +26,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import io.virtualan.annotation.ApiVirtual;
 import io.virtualan.annotation.VirtualService;
 import org.springframework.http.HttpStatus;
@@ -266,7 +267,7 @@ public interface FakeApi {
         consumes = { "application/json" }
     )
     default ResponseEntity<Void> testBodyWithQueryParams(
-        @NotNull @Parameter(name = "query", description = "", required = true) @Valid @RequestParam(value = "query", required = true) String query,
+        @NotNull @Parameter(name = "query", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "query", required = true) String query,
         @Parameter(name = "body", description = "", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
@@ -409,12 +410,12 @@ public interface FakeApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> testEnumParameters(
-        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)") @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
-        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)") @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
-        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)") @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
-        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)") @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
-        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
-        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)") @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
+        @Parameter(name = "enum_header_string_array", description = "Header parameter enum test (string array)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string_array", required = false) List<String> enumHeaderStringArray,
+        @Parameter(name = "enum_header_string", description = "Header parameter enum test (string)", in = ParameterIn.HEADER) @RequestHeader(value = "enum_header_string", required = false, defaultValue = "-efg") String enumHeaderString,
+        @Parameter(name = "enum_query_string_array", description = "Query parameter enum test (string array)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string_array", required = false) List<String> enumQueryStringArray,
+        @Parameter(name = "enum_query_string", description = "Query parameter enum test (string)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_string", required = false, defaultValue = "-efg") String enumQueryString,
+        @Parameter(name = "enum_query_integer", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_integer", required = false) Integer enumQueryInteger,
+        @Parameter(name = "enum_query_double", description = "Query parameter enum test (double)", in = ParameterIn.QUERY) @Valid @RequestParam(value = "enum_query_double", required = false) Double enumQueryDouble,
         @Parameter(name = "enum_form_string_array", description = "Form parameter enum test (string array)") @Valid @RequestParam(value = "enum_form_string_array", required = false) List<String> enumFormStringArray,
         @Parameter(name = "enum_form_string", description = "Form parameter enum test (string)") @Valid @RequestParam(value = "enum_form_string", required = false) String enumFormString
     ) {
@@ -450,12 +451,12 @@ public interface FakeApi {
         value = "/fake"
     )
     default ResponseEntity<Void> testGroupParameters(
-        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
-        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
-        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
-        @Parameter(name = "string_group", description = "String in group parameters") @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
-        @Parameter(name = "boolean_group", description = "Boolean in group parameters") @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
-        @Parameter(name = "int64_group", description = "Integer in group parameters") @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
+        @NotNull @Parameter(name = "required_string_group", description = "Required String in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_string_group", required = true) Integer requiredStringGroup,
+        @NotNull @Parameter(name = "required_boolean_group", description = "Required Boolean in group parameters", required = true, in = ParameterIn.HEADER) @RequestHeader(value = "required_boolean_group", required = true) Boolean requiredBooleanGroup,
+        @NotNull @Parameter(name = "required_int64_group", description = "Required Integer in group parameters", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "required_int64_group", required = true) Long requiredInt64Group,
+        @Parameter(name = "string_group", description = "String in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "string_group", required = false) Integer stringGroup,
+        @Parameter(name = "boolean_group", description = "Boolean in group parameters", in = ParameterIn.HEADER) @RequestHeader(value = "boolean_group", required = false) Boolean booleanGroup,
+        @Parameter(name = "int64_group", description = "Integer in group parameters", in = ParameterIn.QUERY) @Valid @RequestParam(value = "int64_group", required = false) Long int64Group
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -545,11 +546,11 @@ public interface FakeApi {
         value = "/fake/test-query-parameters"
     )
     default ResponseEntity<Void> testQueryParameterCollectionFormat(
-        @NotNull @Parameter(name = "pipe", description = "", required = true) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
-        @NotNull @Parameter(name = "ioutil", description = "", required = true) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
-        @NotNull @Parameter(name = "http", description = "", required = true) @Valid @RequestParam(value = "http", required = true) List<String> http,
-        @NotNull @Parameter(name = "url", description = "", required = true) @Valid @RequestParam(value = "url", required = true) List<String> url,
-        @NotNull @Parameter(name = "context", description = "", required = true) @Valid @RequestParam(value = "context", required = true) List<String> context
+        @NotNull @Parameter(name = "pipe", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "pipe", required = true) List<String> pipe,
+        @NotNull @Parameter(name = "ioutil", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "ioutil", required = true) List<String> ioutil,
+        @NotNull @Parameter(name = "http", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "http", required = true) List<String> http,
+        @NotNull @Parameter(name = "url", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "url", required = true) List<String> url,
+        @NotNull @Parameter(name = "context", description = "", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "context", required = true) List<String> context
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -585,7 +586,7 @@ public interface FakeApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFileWithRequiredFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "requiredFile", description = "file to upload", required = true) @RequestPart(value = "requiredFile", required = true) MultipartFile requiredFile,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata
     ) {
diff --git a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/FakeClassnameTestApi.java b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/FakeClassnameTestApi.java
index 9dbe544bdf..3954388350 100644
--- a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/FakeClassnameTestApi.java
+++ b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/FakeClassnameTestApi.java
@@ -16,6 +16,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import io.virtualan.annotation.ApiVirtual;
 import io.virtualan.annotation.VirtualService;
 import org.springframework.http.HttpStatus;
diff --git a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/PetApi.java b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/PetApi.java
index 964f2b15f1..d0f812cf3d 100644
--- a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/PetApi.java
+++ b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/PetApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import io.virtualan.annotation.ApiVirtual;
 import io.virtualan.annotation.VirtualService;
 import org.springframework.http.HttpStatus;
@@ -104,8 +105,8 @@ public interface PetApi {
         value = "/pet/{petId}"
     )
     default ResponseEntity<Void> deletePet(
-        @Parameter(name = "petId", description = "Pet id to delete", required = true) @PathVariable("petId") Long petId,
-        @Parameter(name = "api_key", description = "") @RequestHeader(value = "api_key", required = false) String apiKey
+        @Parameter(name = "petId", description = "Pet id to delete", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
+        @Parameter(name = "api_key", description = "", in = ParameterIn.HEADER) @RequestHeader(value = "api_key", required = false) String apiKey
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -143,7 +144,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<List<Pet>> findPetsByStatus(
-        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true) @Valid @RequestParam(value = "status", required = true) List<String> status
+        @NotNull @Parameter(name = "status", description = "Status values that need to be considered for filter", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "status", required = true) List<String> status
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -197,7 +198,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Set<Pet>> findPetsByTags(
-        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
+        @NotNull @Parameter(name = "tags", description = "Tags to filter by", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "tags", required = true) Set<String> tags
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -251,7 +252,7 @@ public interface PetApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Pet> getPetById(
-        @Parameter(name = "petId", description = "ID of pet to return", required = true) @PathVariable("petId") Long petId
+        @Parameter(name = "petId", description = "ID of pet to return", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -335,7 +336,7 @@ public interface PetApi {
         consumes = { "application/x-www-form-urlencoded" }
     )
     default ResponseEntity<Void> updatePetWithForm(
-        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet that needs to be updated", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "name", description = "Updated name of the pet") @Valid @RequestParam(value = "name", required = false) String name,
         @Parameter(name = "status", description = "Updated status of the pet") @Valid @RequestParam(value = "status", required = false) String status
     ) {
@@ -373,7 +374,7 @@ public interface PetApi {
         consumes = { "multipart/form-data" }
     )
     default ResponseEntity<ModelApiResponse> uploadFile(
-        @Parameter(name = "petId", description = "ID of pet to update", required = true) @PathVariable("petId") Long petId,
+        @Parameter(name = "petId", description = "ID of pet to update", required = true, in = ParameterIn.PATH) @PathVariable("petId") Long petId,
         @Parameter(name = "additionalMetadata", description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) String additionalMetadata,
         @Parameter(name = "file", description = "file to upload") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
diff --git a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/StoreApi.java b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/StoreApi.java
index 8ad22baae5..8d00504819 100644
--- a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/StoreApi.java
+++ b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/StoreApi.java
@@ -17,6 +17,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import io.virtualan.annotation.ApiVirtual;
 import io.virtualan.annotation.VirtualService;
 import org.springframework.http.HttpStatus;
@@ -68,7 +69,7 @@ public interface StoreApi {
         value = "/store/order/{order_id}"
     )
     default ResponseEntity<Void> deleteOrder(
-        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true) @PathVariable("order_id") String orderId
+        @Parameter(name = "order_id", description = "ID of the order that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("order_id") String orderId
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -139,7 +140,7 @@ public interface StoreApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<Order> getOrderById(
-        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true) @PathVariable("order_id") Long orderId
+        @Min(1L) @Max(5L) @Parameter(name = "order_id", description = "ID of pet that needs to be fetched", required = true, in = ParameterIn.PATH) @PathVariable("order_id") Long orderId
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
diff --git a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/UserApi.java b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/UserApi.java
index 9074f3871c..9040aac181 100644
--- a/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/UserApi.java
+++ b/samples/server/petstore/springboot-virtualan/src/main/java/org/openapitools/virtualan/api/UserApi.java
@@ -18,6 +18,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import io.virtualan.annotation.ApiVirtual;
 import io.virtualan.annotation.VirtualService;
 import org.springframework.http.HttpStatus;
@@ -152,7 +153,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> deleteUser(
-        @Parameter(name = "username", description = "The name that needs to be deleted", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -187,7 +188,7 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<User> getUserByName(
-        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true) @PathVariable("username") String username
+        @Parameter(name = "username", description = "The name that needs to be fetched. Use user1 for testing.", required = true, in = ParameterIn.PATH) @PathVariable("username") String username
     ) {
         getRequest().ifPresent(request -> {
             for (MediaType mediaType: MediaType.parseMediaTypes(request.getHeader("Accept"))) {
@@ -235,8 +236,8 @@ public interface UserApi {
         produces = { "application/xml", "application/json" }
     )
     default ResponseEntity<String> loginUser(
-        @NotNull @Parameter(name = "username", description = "The user name for login", required = true) @Valid @RequestParam(value = "username", required = true) String username,
-        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true) @Valid @RequestParam(value = "password", required = true) String password
+        @NotNull @Parameter(name = "username", description = "The user name for login", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "username", required = true) String username,
+        @NotNull @Parameter(name = "password", description = "The password for login in clear text", required = true, in = ParameterIn.QUERY) @Valid @RequestParam(value = "password", required = true) String password
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
 
@@ -294,7 +295,7 @@ public interface UserApi {
         value = "/user/{username}"
     )
     default ResponseEntity<Void> updateUser(
-        @Parameter(name = "username", description = "name that need to be deleted", required = true) @PathVariable("username") String username,
+        @Parameter(name = "username", description = "name that need to be deleted", required = true, in = ParameterIn.PATH) @PathVariable("username") String username,
         @Parameter(name = "body", description = "Updated user object", required = true) @Valid @RequestBody User body
     ) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);