| /* |
| * 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() ) ; |
| } |
| } |
| } |