/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.aspects.asynchronous.aspects.jboss;
import org.jboss.aop.annotation.AnnotationElement;
import org.jboss.aop.joinpoint.MethodInvocation;
import org.jboss.aspects.asynchronous.aspects.AsynchronousFacade;
import org.jboss.aspects.asynchronous.aspects.AsynchronousFacadeImpl;
import org.jboss.aspects.asynchronous.aspects.Utils;
import org.jboss.aspects.asynchronous.concurrent.ThreadManagerFactory;
/**
* @author <a href="mailto:chussenet@yahoo.com">{Claude Hussenet Independent Consultant}</a>.
* @version <tt>$Revision: 71280 $</tt>
*/
public class AsynchronousAspect
{
private AsynchronousInvokeTask asynchronousInvokeTask =
new AsynchronousInvokeTask();
public AsynchronousAspect() {}
public Object execute(MethodInvocation invocation) throws Throwable
{
AsynchronousFacade asynchronousResult = null;
if (invocation.getTargetObject() != null)
asynchronousResult = (AsynchronousFacade) invocation.getTargetObject();
else
{
Object[] tObject = invocation.getArguments();
for (int i = 0; i < tObject.length; i++)
{
Object object = tObject[i];
if (object instanceof AsynchronousFacade)
{
asynchronousResult = (AsynchronousFacade) object;
break;
}
}
if (asynchronousResult == null)
asynchronousResult = new AsynchronousFacadeImpl();
}
Asynchronous asynchronous = (Asynchronous) AnnotationElement.getAnyAnnotation(invocation.getMethod(), Asynchronous.class);
if (asynchronous!=null)
{
if (asynchronousResult.getTimeout() == 0)
asynchronousResult.setTimeout(asynchronous.timeout());
if ((asynchronousResult.getId()!=null) && (asynchronousResult.getId().equals("None"))
&&
(asynchronous.id()!=null)&&(asynchronous.id().length()!=0) )
asynchronousResult.setId(asynchronous.id());
}
asynchronousResult.setAsynchronousTask(ThreadManagerFactory.getThreadManager().process(ThreadManagerFactory.createNewThreadManagerRequest(asynchronousResult.getId(),
new InvokeTaskInputParameters((MethodInvocation) invocation.copy()),
asynchronousInvokeTask,
asynchronousResult.getTimeout())));
Class<?> returnType = invocation.getActualMethod().getReturnType();
return Utils.returnInitObject(returnType);
}
}