Merge branch 'develop_2.0' into java-accept-contenttype

Conflicts:
	modules/swagger-codegen/src/main/java/com/wordnik/swagger/codegen/languages/JavaClientCodegen.java
	modules/swagger-codegen/src/main/resources/Java/ApiClient.mustache
	modules/swagger-codegen/src/main/resources/Java/api.mustache
	samples/client/petstore/java/src/main/java/io/swagger/client/ApiClient.java
	samples/client/petstore/java/src/main/java/io/swagger/client/api/PetApi.java
	samples/client/petstore/java/src/main/java/io/swagger/client/api/StoreApi.java
	samples/client/petstore/java/src/main/java/io/swagger/client/api/UserApi.java
	samples/client/petstore/java/src/test/java/io/swagger/client/ApiClientTest.java

modules/swagger-codegen/src/main/resources/Java/ApiClient.mustache

@@ -16,8 +16,8 @@ import com.sun.jersey.multipart.FormDataMultiPart;
 import javax.ws.rs.core.Response.Status.Family;
 import javax.ws.rs.core.MediaType;
 
-import java.util.Arrays;
 import java.util.Collection;
+import java.util.Collections;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.HashMap;
@@ -34,12 +34,19 @@ import java.text.DateFormat;
 import java.text.SimpleDateFormat;
 import java.text.ParseException;
 
+import {{invokerPackage}}.auth.Authentication;
+import {{invokerPackage}}.auth.HttpBasicAuth;
+import {{invokerPackage}}.auth.ApiKeyAuth;
+import {{invokerPackage}}.auth.OAuth;
+
 public class ApiClient {
   private Map<String, Client> hostMap = new HashMap<String, Client>();
   private Map<String, String> defaultHeaderMap = new HashMap<String, String>();
   private boolean debugging = false;
   private String basePath = "{{basePath}}";
 
+  private Map<String, Authentication> authentications;
+
   private DateFormat dateFormat;
 
   public ApiClient() {
@@ -52,6 +59,14 @@ public class ApiClient {
 
     // Set default User-Agent.
     setUserAgent("Java-Swagger");
+
+    // Setup authentications (key: authentication name, value: authentication).
+    authentications = new HashMap<String, Authentication>();{{#authMethods}}{{#isBasic}}
+    authentications.put("{{name}}", new HttpBasicAuth());{{/isBasic}}{{#isApiKey}}
+    authentications.put("{{name}}", new ApiKeyAuth({{#isKeyInHeader}}"header"{{/isKeyInHeader}}{{^isKeyInHeader}}"query"{{/isKeyInHeader}}, "{{keyParamName}}"));{{/isApiKey}}{{#isOAuth}}
+    authentications.put("{{name}}", new OAuth());{{/isOAuth}}{{/authMethods}}
+    // Prevent the authentications from being modified.
+    authentications = Collections.unmodifiableMap(authentications);
   }
 
   public String getBasePath() {
@@ -63,6 +78,75 @@ public class ApiClient {
     return this;
   }
 
+  /**
+   * Get authentications (key: authentication name, value: authentication).
+   */
+  public Map<String, Authentication> getAuthentications() {
+    return authentications;
+  }
+
+  /**
+   * Get authentication for the given name.
+   *
+   * @param authName The authentication name
+   * @return The authentication, null if not found
+   */
+  public Authentication getAuthentication(String authName) {
+    return authentications.get(authName);
+  }
+
+  /**
+   * Helper method to set username for the first HTTP basic authentication.
+   */
+  public void setUsername(String username) {
+    for (Authentication auth : authentications.values()) {
+      if (auth instanceof HttpBasicAuth) {
+        ((HttpBasicAuth) auth).setUsername(username);
+        return;
+      }
+    }
+    throw new RuntimeException("No HTTP basic authentication configured!");
+  }
+
+  /**
+   * Helper method to set password for the first HTTP basic authentication.
+   */
+  public void setPassword(String password) {
+    for (Authentication auth : authentications.values()) {
+      if (auth instanceof HttpBasicAuth) {
+        ((HttpBasicAuth) auth).setPassword(password);
+        return;
+      }
+    }
+    throw new RuntimeException("No HTTP basic authentication configured!");
+  }
+
+  /**
+   * Helper method to set API key value for the first API key authentication.
+   */
+  public void setApiKey(String apiKey) {
+    for (Authentication auth : authentications.values()) {
+      if (auth instanceof ApiKeyAuth) {
+        ((ApiKeyAuth) auth).setApiKey(apiKey);
+        return;
+      }
+    }
+    throw new RuntimeException("No API key authentication configured!");
+  }
+
+  /**
+   * Helper method to set API key prefix for the first API key authentication.
+   */
+  public void setApiKeyPrefix(String apiKeyPrefix) {
+    for (Authentication auth : authentications.values()) {
+      if (auth instanceof ApiKeyAuth) {
+        ((ApiKeyAuth) auth).setApiKeyPrefix(apiKeyPrefix);
+        return;
+      }
+    }
+    throw new RuntimeException("No API key authentication configured!");
+  }
+
   /**
    * Set the User-Agent header's value (by adding to the default header map).
    */
@@ -252,10 +336,14 @@ public class ApiClient {
    * @param body The request body object
    * @param headerParams The header parameters
    * @param formParams The form parameters
-   * @param contentType The request Content-Type
+   * @param accept The request's Accept header
+   * @param contentType The request's Content-Type header
+   * @param authNames The authentications to apply
    * @return The response body in type of string
    */
-  public String invokeAPI(String path, String method, Map<String, String> queryParams, Object body, Map<String, String> headerParams, Map<String, String> formParams, String accept, String contentType) throws ApiException {
+  public String invokeAPI(String path, String method, Map<String, String> queryParams, Object body, Map<String, String> headerParams, Map<String, String> formParams, String accept, String contentType, String[] authNames) throws ApiException {
+    updateParamsForAuth(authNames, queryParams, headerParams);
+
     Client client = getClient();
 
     StringBuilder b = new StringBuilder();
@@ -364,6 +452,19 @@ public class ApiClient {
     }
   }
 
+  /**
+   * Update query and header parameters based on authentication settings.
+   *
+   * @param authNames The authentications to apply
+   */
+  private void updateParamsForAuth(String[] authNames, Map<String, String> queryParams, Map<String, String> headerParams) {
+    for (String authName : authNames) {
+      Authentication auth = authentications.get(authName);
+      if (auth == null) throw new RuntimeException("Authentication undefined: " + authName);
+      auth.applyToParams(queryParams, headerParams);
+    }
+  }
+
   /**
    * Encode the given form parameters as request body.
    */