/*
* JBoss, Home of Professional Open Source
* Copyright 2009, Red Hat Middleware LLC, and individual contributors
* 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.profileservice.remoting;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.List;
import org.jboss.aop.advice.Interceptor;
import org.jboss.aop.joinpoint.Invocation;
import org.jboss.aop.joinpoint.MethodInvocation;
/**
* A poji proxy invocation handler that implements a simple security
* container using aop interceptors.
*
* @author Scott.Stark@jboss.org
* @version $Revision:$
*/
public class SecurityContainer implements InvocationHandler
{
private static ThreadLocal<Invocation> activeInvocation
= new ThreadLocal<Invocation>();
private List<Interceptor> interceptors;
private Object target;
SecurityContainer(List<Interceptor> interceptors, Object target)
{
this.interceptors = interceptors;
this.target = target;
}
public static void setInvocation(Invocation inv)
{
activeInvocation.set(inv);
}
public Object invoke(Object proxy, Method method, Object[] args)
throws Throwable
{
// Get the invocation the handler set
Invocation inv = activeInvocation.get();
if(inv instanceof MethodInvocation)
{
// Need to set the target since this is not a true aop proxy
MethodInvocation mi = (MethodInvocation) inv;
mi.setTargetObject(target);
// Override the method to the poji proxy method to return the invocation method
inv = new PojiMethodInvocation(mi, method);
}
// run through the interceptors
for(Interceptor i : interceptors)
{
i.invoke(inv);
}
// Perform the invocation on the target
try
{
return method.invoke(target, args);
}
catch(InvocationTargetException ite)
{
throw ite.getTargetException();
}
}
}