/**************************************************************************************
* Copyright (c) Jonas Bon�r, Alexandre Vasseur. All rights reserved. *
* http://aspectwerkz.codehaus.org *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the BSD-style license *
* a copy of which has been included with this distribution in the license.txt file. *
**************************************************************************************/
package examples.async;
import org.codehaus.aspectwerkz.joinpoint.JoinPoint;
import org.codehaus.aspectwerkz.joinpoint.MethodSignature;
import org.codehaus.aspectwerkz.annotation.*;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
import java.lang.reflect.Method;
import is.Async;
public class AsyncAspect {
// @Before("staticinitialization(@is.Service)")
// public void before(JoinPoint jp) {
// System.out.println(jp.toString());
// System.out.println(jp.getSignature().toString());
// }
private Executor m_threadPool = Executors.newCachedThreadPool();
@Around("execution(@is.Async) && within(@is.Service)")
public Object async(final JoinPoint jp) throws Throwable {
// throwing a checked exception does not cause any problem
//if (true) throw new NoSuchMethodException("no way");
m_threadPool.execute(
new Runnable() {
public void run() {
try {
// proceed in a new thread
// AOP code
Method currentMethod = ((MethodSignature)jp.getSignature()).getMethod();
// plain Java code
Async theCurrentAnnotation = currentMethod.getAnnotation(Async.class);
//System.out.println("AsyncAspect.run - timeout = " + theCurrentAnnotation.timeout());
jp.proceed();
} catch (Throwable t) {
t.printStackTrace();
}
}
}
);
return null;
}
}