/* | |
* 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.sample.parallelasync.common; | |
import javax.xml.ws.AsyncHandler; | |
import javax.xml.ws.Response; | |
import java.util.concurrent.Future; | |
import java.util.concurrent.TimeoutException; | |
/** | |
* Generic Async callback handler. The get method emulates Response.get by | |
* throwning an exception if one is received. | |
*/ | |
public class CallbackHandler<T> implements AsyncHandler<T> { | |
private T response = null; | |
private Response<T> resp = null; | |
private Exception exception = null; | |
public void handleResponse(Response<T> response) { | |
try { | |
T res = (T) response.get(); | |
this.response = res; | |
this.resp = response; | |
} catch (Exception e) { | |
this.exception = e; | |
} | |
} | |
public Response<T> getResponse(){ | |
return this.resp; | |
} | |
public T get() throws Exception { | |
if (exception != null) | |
throw exception; | |
return this.response; | |
} | |
/** | |
* Auxiliary method used to wait for a monitor for a certain amount of time | |
* before timing out | |
* | |
* @param monitor | |
*/ | |
public void waitBlocking(Future<?> monitor) throws Exception { | |
// wait for request to complete | |
int sec = Constants.CLIENT_MAX_SLEEP_SEC; | |
while (!monitor.isDone()) { | |
Thread.sleep(1000); | |
sec--; | |
if (sec <= 0) break; | |
} | |
if (sec <= 0) | |
throw new TimeoutException("Stopped waiting for Async response after " | |
+ Constants.CLIENT_MAX_SLEEP_SEC + " sec"); | |
} | |
} |