/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, 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.session;
import javax.ejb.EJBLocalObject;
import javax.ejb.EJBObject;
import javax.xml.rpc.handler.MessageContext;
import org.jboss.ejb3.EJBContextImpl;
import org.jboss.ejb3.async.impl.interceptor.CurrentAsyncInvocation;
import org.jboss.ejb3.async.spi.AsyncInvocationId;
import org.jboss.ejb3.async.spi.AsyncInvocationMap;
import org.jboss.ejb3.context.CurrentInvocationContext;
import org.jboss.ejb3.context.spi.SessionBeanManager;
import org.jboss.ejb3.context.spi.SessionContext;
import org.jboss.ejb3.context.spi.SessionInvocationContext;
import org.jboss.ejb3.stateless.StatelessBeanContext;
import org.jboss.logging.Logger;
/**
* Comment
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @version $Revision: 109772 $
*/
public abstract class SessionContextDelegateBase<J extends SessionSpecContainer>
extends
EJBContextImpl<J, SessionBeanContext<J>> implements SessionContext
{
// Class Members
@SuppressWarnings("unused")
private static final Logger log = Logger.getLogger(SessionContextDelegateBase.class);
// Constructor
public SessionContextDelegateBase(SessionBeanContext<J> beanContext)
{
super(beanContext);
}
// Specifications
public abstract EJBLocalObject getEJBLocalObject() throws IllegalStateException;
public abstract EJBObject getEJBObject() throws IllegalStateException;
// Implementations
public <T> T getBusinessObject(Class<T> businessInterface) throws IllegalStateException
{
if (businessInterface == null)
throw new IllegalStateException("businessInterface is null");
return container.getBusinessObject(beanContext, businessInterface);
}
public Class<?> getInvokedBusinessInterface() throws IllegalStateException
{
return CurrentInvocationContext.get(SessionInvocationContext.class).getInvokedBusinessInterface();
}
@Override
public SessionBeanManager getManager()
{
return (SessionBeanManager) super.getManager();
}
public MessageContext getMessageContext() throws IllegalStateException
{
// disallowed for stateful session beans (EJB3 FR 4.4.1 p 81)
if (beanContext instanceof StatelessBeanContext)
{
MessageContext ctx = ((StatelessBeanContext) beanContext).getMessageContextJAXRPC();
if (ctx == null)
throw new IllegalStateException("No message context found");
return ctx;
}
throw new UnsupportedOperationException("Only stateless beans can have a message context");
}
/**
* {@inheritDoc}
* @see org.jboss.ejb3.context.spi.SessionContext#wasCancelCalled()
*/
public boolean wasCancelCalled()
{
// Obtain the Map of current invocations
final AsyncInvocationMap map = this.getContainer().getCurrentAsyncInvocations();
// Get the current invocation in play
final AsyncInvocationId id = CurrentAsyncInvocation.getCurrentAsyncInvocationId();
// No async invocation in play
if (id == null)
{
return false;
}
// Obtain if the current invocation has been cancelled
final Boolean wasCancelled = map.get(id);
// Return
return wasCancelled == null ? false : wasCancelled.booleanValue();
}
}