/*
* JBoss, Home of Professional Open Source.
* Copyright 2007, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file 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.ejb3.interceptors.aop;
import java.util.Arrays;
import java.util.List;
import org.jboss.aop.advice.Interceptor;
import org.jboss.aop.joinpoint.Invocation;
import org.jboss.logging.Logger;
/**
* Invokes some interceptors in sequence.
*
* @author <a href="mailto:carlo.dewolf@jboss.com">Carlo de Wolf</a>
* @version $Revision: 92571 $
*/
public class InterceptorSequencer implements Interceptor
{
private static final Logger log = Logger.getLogger(InterceptorSequencer.class);
private Interceptor[] interceptors;
public InterceptorSequencer(List<Interceptor> interceptors)
{
this(interceptors.toArray(new Interceptor[0]));
}
public InterceptorSequencer(Interceptor interceptors[])
{
assert interceptors != null;
//log.debug("InterceptorSequencer");
this.interceptors = interceptors;
}
public Object aroundInvoke(Invocation invocation) throws Throwable
{
if (log.isTraceEnabled())
{
log.trace("aroundInvoke " + invocation);
}
return invoke(invocation);
}
public String getName()
{
// TODO: might need a dynamic name
return "InterceptorSequence";
}
@Deprecated
public Object invoke(Invocation invocation) throws Throwable
{
if(log.isTraceEnabled()) log.trace("interceptors " + Arrays.toString(interceptors));
Invocation newInvocation = invocation.getWrapper(interceptors);
return newInvocation.invokeNext();
}
public Object postConstruct(Invocation invocation) throws Throwable
{
return invoke(invocation);
}
@Override
public String toString()
{
return super.toString() + "[interceptors=" + Arrays.toString(interceptors) + "]";
}
}