| /* |
| * Copyright 2004,2005 The Apache Software Foundation. |
| * |
| * 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. |
| */ |
| |
| package org.apache.axis2.util; |
| |
| import org.apache.axiom.soap.SOAPEnvelope; |
| import org.apache.axiom.soap.SOAPFault; |
| import org.apache.axis2.AxisFault; |
| import org.apache.axis2.addressing.RelatesTo; |
| import org.apache.axis2.addressing.AddressingConstants; |
| import org.apache.axis2.client.async.AsyncResult; |
| import org.apache.axis2.client.async.Callback; |
| import org.apache.axis2.context.MessageContext; |
| import org.apache.axis2.engine.MessageReceiver; |
| |
| import java.util.HashMap; |
| |
| /** |
| * This is a MessageReceiver which is used on the client side to accept the |
| * messages (response) that come to the client. This correlates the incoming message to |
| * the related messages and makes a call to the appropriate callback. |
| */ |
| public class CallbackReceiver implements MessageReceiver { |
| public static String SERVICE_NAME = "ClientService"; |
| private HashMap callbackStore; |
| |
| public CallbackReceiver() { |
| callbackStore = new HashMap(); |
| } |
| |
| public void addCallback(String MsgID, Callback callback) { |
| callbackStore.put(MsgID, callback); |
| } |
| |
| public void receive(MessageContext messageCtx) throws AxisFault { |
| RelatesTo relatesTO = messageCtx.getOptions().getRelatesTo(); |
| String messageID = relatesTO.getValue(); |
| Callback callback = (Callback) callbackStore.get(messageID); |
| AsyncResult result = new AsyncResult(messageCtx); |
| |
| if (callback != null) { |
| try { |
| // check weather the result is a fault. |
| SOAPEnvelope envelope = result.getResponseEnvelope(); |
| SOAPFault fault = envelope.getBody().getFault(); |
| |
| if (fault == null) { |
| // if there is not fault call the onComplete method |
| callback.onComplete(result); |
| } else { |
| // else call the on error method with the fault |
| AxisFault axisFault = new AxisFault(fault.getCode(), fault |
| .getReason(), fault.getNode(), fault.getRole(), |
| fault.getDetail()); |
| |
| callback.onError(axisFault); |
| } |
| } finally { |
| callback.setComplete(true); |
| } |
| } else { |
| throw new AxisFault("The Callback realtes to MessageID " + messageID + " is not found"); |
| } |
| } |
| |
| //to get the pending request |
| public HashMap getCallbackStore() { |
| return callbackStore; |
| } |
| } |