Java tutorial
/* * 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.axis2.jaxws.client.async; import org.apache.axis2.AxisFault; import org.apache.axis2.client.async.AxisCallback; import org.apache.axis2.jaxws.core.InvocationContext; import org.apache.axis2.jaxws.core.MessageContext; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import javax.xml.ws.WebServiceException; public class PollingFuture implements AxisCallback { private static final Log log = LogFactory.getLog(PollingFuture.class); private AsyncResponse response; private InvocationContext invocationCtx; public PollingFuture(InvocationContext ic) { response = ic.getAsyncResponseListener(); /* * TODO review. We need to save the invocation context so we can set it on the * response (or fault) context so the FutureCallback has access to the handler list. */ invocationCtx = ic; } public void onComplete(org.apache.axis2.context.MessageContext msgContext) { boolean debug = log.isDebugEnabled(); if (debug) { log.debug("JAX-WS async response listener received the response"); } MessageContext responseMsgCtx = null; try { responseMsgCtx = AsyncUtils.createJAXWSMessageContext(msgContext); responseMsgCtx.setInvocationContext(invocationCtx); // make sure request and response contexts share a single parent responseMsgCtx.setMEPContext(invocationCtx.getRequestMessageContext().getMEPContext()); } catch (WebServiceException e) { response.onError(e, null); if (debug) { log.debug("An error occured while processing the async response. " + e.getMessage()); } } if (response == null) { // TODO: throw an exception } response.onComplete(responseMsgCtx); } public void onError(Exception e) { // If a SOAPFault was returned by the AxisEngine, the AxisFault // that is returned should have a MessageContext with it. Use // this to unmarshall the fault included there. if (e.getClass().isAssignableFrom(AxisFault.class)) { AxisFault fault = (AxisFault) e; MessageContext faultMessageContext = null; try { faultMessageContext = AsyncUtils.createJAXWSMessageContext(fault.getFaultMessageContext()); faultMessageContext.setInvocationContext(invocationCtx); // make sure request and response contexts share a single parent faultMessageContext.setMEPContext(invocationCtx.getRequestMessageContext().getMEPContext()); } catch (WebServiceException wse) { response.onError(wse, null); } response.onError(e, faultMessageContext); } else { response.onError(e, null); } } public void onMessage(org.apache.axis2.context.MessageContext msgContext) { onComplete(msgContext); } public void onFault(org.apache.axis2.context.MessageContext msgContext) { onComplete(msgContext); } public void onComplete() { } }