1 files changed, 63 insertions, 0 deletions
diff --git a/openecomp-be/api/openecomp-sdc-rest-webapp/onboarding-rest-war/src/main/java/org/openecomp/server/interceptors/EmptyOutputOutInterceptor.java b/openecomp-be/api/openecomp-sdc-rest-webapp/onboarding-rest-war/src/main/java/org/openecomp/server/interceptors/EmptyOutputOutInterceptor.java
new file mode 100644
index 0000000000..4e2f56834f
--- /dev/null
+++ b/openecomp-be/api/openecomp-sdc-rest-webapp/onboarding-rest-war/src/main/java/org/openecomp/server/interceptors/EmptyOutputOutInterceptor.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.server.interceptors;
+
+import org.apache.cxf.interceptor.AbstractOutDatabindingInterceptor;
+import org.apache.cxf.interceptor.Fault;
+import org.apache.cxf.message.Message;
+import org.apache.cxf.message.MessageContentsList;
+import org.apache.cxf.phase.Phase;
+
+import javax.inject.Named;
+import javax.ws.rs.core.Response;
+
+@Named
+public class EmptyOutputOutInterceptor extends AbstractOutDatabindingInterceptor {
+
+  public EmptyOutputOutInterceptor() {
+    // To be executed in post logical phase before marshal phase
+    super(Phase.POST_LOGICAL);
+  }
+
+  /**
+   * Intercepts a message.
+   * Interceptors should NOT invoke handleMessage or handleFault
+   * on the next interceptor - the interceptor chain will
+   * take care of this.
+   *
+   * @param message input message.
+   */
+  public void handleMessage(Message message) throws Fault {
+    //get the message
+    MessageContentsList objs = MessageContentsList.getContentsList(message);
+    if (objs.get(0) instanceof Response) {
+      //check if response is present but entity inside it is null the set a default entity
+      int status = ((Response) objs.get(0)).getStatus();
+      Object entity = ((Response) objs.get(0)).getEntity();
+      // in case of staus 200 and entity is null send InternalEmptyObject in output.
+      if (entity == null && status == 200) {
+        DefaultOutput defaultOutput = new DefaultOutput(status, new InternalEmptyObject());
+        defaultOutput.addMetadata(((Response) objs.get(0)).getMetadata());
+        objs.set(0, defaultOutput);
+      }
+    }
+  }
+}