/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., 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.as.ejb3.timerservice;
import org.jboss.as.ee.component.Component;
import org.jboss.as.ee.component.InjectionSource;
import org.jboss.as.ejb3.component.EJBComponent;
import org.jboss.as.ejb3.context.CurrentInvocationContext;
import org.jboss.as.naming.ContextListManagedReferenceFactory;
import org.jboss.as.naming.ManagedReference;
import org.jboss.as.naming.ManagedReferenceFactory;
import org.jboss.as.server.deployment.DeploymentPhaseContext;
import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
import org.jboss.invocation.InterceptorContext;
import org.jboss.msc.inject.Injector;
import org.jboss.msc.service.ServiceBuilder;
import static org.jboss.as.ejb3.EjbMessages.MESSAGES;
/**
* An {@link InjectionSource} which returns a {@link ManagedReference reference} to a {@link javax.ejb.TimerService}
* <p/>
* @author Jaikiran Pai
*/
public class TimerServiceBindingSource extends InjectionSource {
private static final TimerServiceManagedReferenceFactory TIMER_SERVICE_MANAGED_REFERENCE_FACTORY_INSTANCE = new TimerServiceManagedReferenceFactory();
@Override
public void getResourceValue(ResolutionContext resolutionContext, ServiceBuilder<?> serviceBuilder, DeploymentPhaseContext phaseContext, Injector<ManagedReferenceFactory> injector) throws DeploymentUnitProcessingException {
injector.inject(TIMER_SERVICE_MANAGED_REFERENCE_FACTORY_INSTANCE);
}
/**
* {@link ManagedReferenceFactory} for returning a {@link ManagedReference} to a {@link javax.ejb.TimerService}
*/
private static class TimerServiceManagedReferenceFactory implements ContextListManagedReferenceFactory {
private final TimerServiceManagedReference timerServiceManagedReference = new TimerServiceManagedReference();
@Override
public ManagedReference getReference() {
return timerServiceManagedReference;
}
@Override
public String getInstanceClassName() {
return javax.ejb.TimerService.class.getName();
}
}
/**
* A {@link ManagedReference} to a {@link javax.ejb.TimerService}
*/
private static class TimerServiceManagedReference implements ManagedReference {
@Override
public void release() {
}
@Override
public Object getInstance() {
// get the current invocation context and the EJBComponent out of it
final InterceptorContext currentInvocationContext = CurrentInvocationContext.get();
final EJBComponent ejbComponent = (EJBComponent) currentInvocationContext.getPrivateData(Component.class);
if (ejbComponent == null) {
throw MESSAGES.failToGetEjbComponent(currentInvocationContext);
}
return ejbComponent.getTimerService();
}
}
// All Timer bindings are equivalent since they just use a thread local context
public boolean equals(Object o) {
return o instanceof TimerServiceBindingSource;
}
public int hashCode() {
return 1;
}
}