Update maven-javadoc-plugin for Java 11 support (#5361)

* Resolves `An error has occurred in Javadoc report generation: [ERROR] Exit code: 1 - javadoc: error - The code being documented uses modules but the packages defined in https://docs.oracle.com/javase/8/docs/api/ are in the unnamed module` error that happens when using Java 11

* Resolves `An error has occurred in Javadoc report generation: [ERROR] Exit code: 1 - javadoc: error - The code being documented uses modules but the packages defined in https://docs.oracle.com/javase/8/docs/api/ are in the unnamed module` error that happens when using Java 11

* Fix duplicate configuration entries

* Fix okhttp poms

* Remove letter that shouldn't be there

modules/openapi-generator/pom.xml

@@ -196,7 +196,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.0.1</version>
+                <version>3.1.1</version>
                 <configuration>
                     <debug>true</debug>
                     <links>

modules/openapi-generator/src/main/resources/Java/libraries/feign/pom.mustache

@@ -142,7 +142,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/pom.mustache

@@ -163,7 +163,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/main/resources/Java/libraries/jersey2/pom.mustache

@@ -163,7 +163,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -173,6 +173,7 @@
                     </execution>
                 </executions>
                 <configuration>
+                    <doclint>none</doclint>
                     <tags>
                         <tag>
                             <name>http.response.details</name>

modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache

@@ -142,7 +142,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -152,6 +152,7 @@
                     </execution>
                 </executions>
                 <configuration>
+                    <doclint>none</doclint>
                     <tags>
                         <tag>
                             <name>http.response.details</name>

modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/pom.mustache

@@ -150,7 +150,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/main/resources/Java/libraries/resteasy/pom.mustache

@@ -161,7 +161,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/pom.mustache

@@ -163,7 +163,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/main/resources/Java/libraries/retrofit/pom.mustache

@@ -163,7 +163,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/pom.mustache

@@ -142,7 +142,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/main/resources/Java/libraries/vertx/pom.mustache

@@ -151,7 +151,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/main/resources/Java/pom.mustache

@@ -163,7 +163,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

modules/openapi-generator/src/test/resources/2_0/templates/Java/libraries/jersey2/pom.mustache

@@ -153,7 +153,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/feign/pom.xml

@@ -135,7 +135,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/feign10x/pom.xml

@@ -135,7 +135,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/google-api-client/pom.xml

@@ -144,7 +144,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/jersey1/pom.xml

@@ -144,7 +144,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/jersey2-java6/pom.xml

@@ -144,7 +144,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -154,6 +154,7 @@
                     </execution>
                 </executions>
                 <configuration>
+                    <doclint>none</doclint>
                     <tags>
                         <tag>
                             <name>http.response.details</name>

samples/client/petstore/java/jersey2-java8/pom.xml

@@ -144,7 +144,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -154,6 +154,7 @@
                     </execution>
                 </executions>
                 <configuration>
+                    <doclint>none</doclint>
                     <tags>
                         <tag>
                             <name>http.response.details</name>

samples/client/petstore/java/jersey2/pom.xml

@@ -144,7 +144,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -154,6 +154,7 @@
                     </execution>
                 </executions>
                 <configuration>
+                    <doclint>none</doclint>
                     <tags>
                         <tag>
                             <name>http.response.details</name>

samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml

@@ -135,7 +135,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -145,6 +145,7 @@
                     </execution>
                 </executions>
                 <configuration>
+                    <doclint>none</doclint>
                     <tags>
                         <tag>
                             <name>http.response.details</name>

samples/client/petstore/java/okhttp-gson/pom.xml

@@ -135,7 +135,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -145,6 +145,7 @@
                     </execution>
                 </executions>
                 <configuration>
+                    <doclint>none</doclint>
                     <tags>
                         <tag>
                             <name>http.response.details</name>

samples/client/petstore/java/rest-assured/pom.xml

@@ -143,7 +143,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/resteasy/pom.xml

@@ -142,7 +142,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/resttemplate-withXml/pom.xml

@@ -144,7 +144,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/resttemplate/pom.xml

@@ -144,7 +144,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/retrofit/pom.xml

@@ -144,7 +144,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/retrofit2-play24/pom.xml

@@ -135,7 +135,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/retrofit2-play25/pom.xml

@@ -135,7 +135,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/retrofit2-play26/pom.xml

@@ -135,7 +135,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/retrofit2/pom.xml

@@ -135,7 +135,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/retrofit2rx/pom.xml

@@ -135,7 +135,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/retrofit2rx2/pom.xml

@@ -135,7 +135,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>

samples/client/petstore/java/vertx/pom.xml

@@ -144,7 +144,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.4</version>
+                <version>3.1.1</version>
+                <configuration>
+                    <doclint>none</doclint>
+                </configuration>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>