| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.tuscany.sca.core.invocation; |
| |
| import org.apache.tuscany.sca.invocation.Interceptor; |
| import org.apache.tuscany.sca.invocation.Invoker; |
| import org.apache.tuscany.sca.invocation.Message; |
| |
| /** |
| * An interceptor applied to the forward direction of a wire that ensures the callback target implements the required |
| * service contract. This is required as callback targets may be set dynamically by service implementations. |
| * |
| * @version $Rev$ $Date$ |
| */ |
| public class CallbackInterfaceInterceptor implements Interceptor { |
| private Invoker next; |
| |
| public CallbackInterfaceInterceptor() { |
| } |
| |
| public Message invoke(Message msg) { |
| |
| /* TODO - EPR - not required for OASIS |
| ReferenceParameters parameters = msg.getFrom().getReferenceParameters(); |
| if (parameters.getCallbackObjectID() != null || parameters.getCallbackReference() != msg.getFrom() |
| .getCallbackEndpoint()) { |
| */ |
| return next.invoke(msg); |
| /* |
| } else { |
| throw new NoRegisteredCallbackException("Callback target does not implement the callback interface"); |
| } |
| */ |
| } |
| |
| public void setNext(Invoker next) { |
| this.next = next; |
| } |
| |
| public Invoker getNext() { |
| return next; |
| } |
| |
| } |