/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, 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.ejb.txtimer;
// $Id: TimedObjectInvokerImpl.java 81030 2008-11-14 12:59:42Z dimitris@jboss.org $
import org.jboss.ejb.Container;
import org.jboss.invocation.Invocation;
import org.jboss.invocation.InvocationKey;
import org.jboss.invocation.InvocationType;
import org.jboss.invocation.PayloadKey;
import org.jboss.security.RunAs;
import org.jboss.security.RunAsIdentity;
import org.jboss.metadata.BeanMetaData;
import org.jboss.metadata.SecurityIdentityMetaData;
import org.jboss.metadata.AssemblyDescriptorMetaData;
import org.jboss.metadata.ApplicationMetaData;
import javax.ejb.TimedObject;
import javax.ejb.Timer;
import java.lang.reflect.Method;
import java.util.Set;
/**
* An implementation of a TimedObjectInvoker, that can invoke deployed
* EB, SLSB, and MDB
*
* @author Thomas.Diesler@jboss.org
* @author Scott.Stark@jboss.org
* @version $Revision: 81030 $
* @since 07-Apr-2004
*/
public class TimedObjectInvokerImpl implements TimedObjectInvoker
{
private Container container;
private TimedObjectId timedObjectId;
private Method method;
boolean pushedRunAs = false;
public TimedObjectInvokerImpl(TimedObjectId timedObjectId, Container container)
{
try
{
this.container = container;
this.timedObjectId = timedObjectId;
this.method = TimedObject.class.getMethod("ejbTimeout", new Class[]{Timer.class});
}
catch (NoSuchMethodException ignore)
{
}
}
/**
* Invokes the ejbTimeout method on the TimedObject with the given id.
*
* @param timer The Timer that is passed to ejbTimeout
*/
public void callTimeout(Timer timer)
throws Exception
{
ClassLoader callerClassLoader = SecurityActions.getContextClassLoader();
SecurityActions.setContextClassLoader(container.getClassLoader());
container.pushENC();
try
{
Invocation inv = new Invocation(timedObjectId.getInstancePk(), method, new Object[]{timer}, null, null, null);
inv.setValue(InvocationKey.INVOKER_PROXY_BINDING, null, PayloadKey.AS_IS);
inv.setType(InvocationType.LOCAL);
BeanMetaData bmd = container.getBeanMetaData();
SecurityIdentityMetaData ejbTimeoutIdentity = bmd.isEntity() ? null : bmd.getEjbTimeoutIdentity();
if( ejbTimeoutIdentity != null && ejbTimeoutIdentity.getUseCallerIdentity() == false )
{
ApplicationMetaData applicationMetaData = bmd.getApplicationMetaData();
AssemblyDescriptorMetaData assemblyDescriptor = applicationMetaData.getAssemblyDescriptor();
String roleName = ejbTimeoutIdentity.getRunAsRoleName();
String principalName = ejbTimeoutIdentity.getRunAsPrincipalName();
// the run-as principal might have extra roles mapped in the assembly-descriptor
Set extraRoleNames = assemblyDescriptor.getSecurityRoleNamesByPrincipal(principalName);
RunAs runAsIdentity = new RunAsIdentity(roleName, principalName, extraRoleNames);
SecurityActions.pushRunAsIdentity(runAsIdentity);
pushedRunAs = true;
}
container.invoke(inv);
}
finally
{
container.popENC();
if(pushedRunAs)
SecurityActions.popRunAsIdentity();
SecurityActions.setContextClassLoader(callerClassLoader);
}
}
}