/* * 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 userguide.clients; import org.apache.axiom.om.OMElement; import org.apache.axis2.AxisFault; import org.apache.axis2.Constants; import org.apache.axis2.addressing.AddressingConstants; import org.apache.axis2.addressing.EndpointReference; import org.apache.axis2.client.Options; import org.apache.axis2.client.ServiceClient; import org.apache.axis2.client.async.AxisCallback; /** * Sample for asynchronous dual channel non-blocking service invocation. * Message Exchage Pattern IN-OUT * Ulitmate asynchronous service invocation sample. */ public class EchoNonBlockingDualClient { private static EndpointReference targetEPR = new EndpointReference("http://127.0.0.1:8080/axis2/services/MyService"); public static void main(String[] args) { ServiceClient sender = null; try { OMElement payload = ClientUtil.getEchoOMElement(); Options options = new Options(); options.setTo(targetEPR); options.setAction("urn:echo"); options.setTransportInProtocol(Constants.TRANSPORT_HTTP); options.setUseSeparateListener(true); options.setAction("urn:echo"); // this is the action mapping we put within the service.xml TestCallback axisCallback = new TestCallback("CallBack1") ; //Non-Blocking Invocation sender = new ServiceClient(); sender.engageModule(Constants.MODULE_ADDRESSING); sender.setOptions(options); sender.sendReceiveNonBlocking(payload, axisCallback); //Wait till the callback receives the response. while ( ! axisCallback.isComplete( ) ) { Thread.sleep(100); } } catch (Exception ex) { ex.printStackTrace(); } finally { try { sender.cleanup(); } catch (AxisFault axisFault) { axisFault.printStackTrace(); } } } static class TestCallback implements AxisCallback { private String name = null; private boolean complete = false; public TestCallback (String name) { this.name = name; } public void onError (Exception e) { e.printStackTrace(); } public void onComplete() { System.out.println( "Message transmission complete") ; complete = true; } public boolean isComplete() { return complete; } public void onMessage(org.apache.axis2.context.MessageContext arg0) { System.out.println( "Call Back " + name + " got Result: " + arg0.getEnvelope() ) ; } public void onFault(org.apache.axis2.context.MessageContext arg0) { System.out.println( "Call Back " + name + " got Fault: " + arg0.getEnvelope() ) ; } } }