/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, 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.deployment.processors.merging;
import java.lang.reflect.Method;
import javax.ejb.SessionBean;
import org.jboss.as.ee.component.ComponentConfiguration;
import org.jboss.as.ee.component.ComponentConfigurator;
import org.jboss.as.ee.component.ComponentDescription;
import org.jboss.as.ee.component.EEApplicationClasses;
import org.jboss.as.ee.component.interceptors.InterceptorClassDescription;
import org.jboss.as.ee.component.interceptors.InterceptorOrder;
import org.jboss.as.ejb3.component.session.SessionBeanComponentDescription;
import org.jboss.as.ejb3.component.session.SessionBeanSetSessionContextMethodInvocationInterceptor;
import org.jboss.as.server.deployment.DeploymentPhaseContext;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
import org.jboss.as.server.deployment.reflect.ClassReflectionIndex;
import org.jboss.as.server.deployment.reflect.DeploymentReflectionIndex;
import org.jboss.invocation.proxy.MethodIdentifier;
/**
* Processor that handles the {@link javax.ejb.SessionBean} interface
*
* @author Stuart Douglas
*/
public class SessionBeanMergingProcessor extends AbstractMergingProcessor<SessionBeanComponentDescription> {
public SessionBeanMergingProcessor() {
super(SessionBeanComponentDescription.class);
}
@Override
protected void handleAnnotations(final DeploymentUnit deploymentUnit, final EEApplicationClasses applicationClasses, final DeploymentReflectionIndex deploymentReflectionIndex, final Class<?> componentClass, final SessionBeanComponentDescription description) throws DeploymentUnitProcessingException {
}
@Override
protected void handleDeploymentDescriptor(final DeploymentUnit deploymentUnit, final DeploymentReflectionIndex deploymentReflectionIndex, final Class<?> componentClass, final SessionBeanComponentDescription description) throws DeploymentUnitProcessingException {
if (SessionBean.class.isAssignableFrom(componentClass)) {
// add the setSessionContext(SessionContext) method invocation interceptor for session bean implementing the javax.ejb.SessionContext
// interface
description.getConfigurators().add(new ComponentConfigurator() {
@Override
public void configure(DeploymentPhaseContext context, ComponentDescription description, ComponentConfiguration configuration) throws DeploymentUnitProcessingException {
if (SessionBean.class.isAssignableFrom(configuration.getComponentClass())) {
configuration.addPostConstructInterceptor(SessionBeanSetSessionContextMethodInvocationInterceptor.FACTORY, InterceptorOrder.ComponentPostConstruct.EJB_SET_CONTEXT_METHOD_INVOCATION_INTERCEPTOR);
}
}
});
//now lifecycle callbacks
final MethodIdentifier ejbRemoveIdentifier = MethodIdentifier.getIdentifier(void.class, "ejbRemove");
final MethodIdentifier ejbActivateIdentifier = MethodIdentifier.getIdentifier(void.class, "ejbActivate");
final MethodIdentifier ejbPassivateIdentifier = MethodIdentifier.getIdentifier(void.class, "ejbPassivate");
boolean ejbActivate = false, ejbPassivate = false, ejbRemove = false;
Class<?> c = componentClass;
while (c != null && c != Object.class) {
final ClassReflectionIndex index = deploymentReflectionIndex.getClassIndex(c);
if(!ejbActivate) {
final Method method = index.getMethod(ejbActivateIdentifier);
if(method != null) {
final InterceptorClassDescription.Builder builder = InterceptorClassDescription.builder();
builder.setPostActivate(ejbActivateIdentifier);
description.addInterceptorMethodOverride(c.getName(), builder.build());
ejbActivate = true;
}
}
if(!ejbPassivate) {
final Method method = index.getMethod(ejbPassivateIdentifier);
if(method != null) {
final InterceptorClassDescription.Builder builder = InterceptorClassDescription.builder();
builder.setPrePassivate(ejbPassivateIdentifier);
description.addInterceptorMethodOverride(c.getName(), builder.build());
ejbPassivate = true;
}
}
if(!ejbRemove) {
final Method method = index.getMethod(ejbRemoveIdentifier);
if(method != null) {
final InterceptorClassDescription.Builder builder = InterceptorClassDescription.builder();
builder.setPreDestroy(ejbRemoveIdentifier);
description.addInterceptorMethodOverride(c.getName(), builder.build());
ejbRemove = true;
}
}
c = c.getSuperclass();
}
}
}
}