/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, 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.server.deployment.service;
import java.util.ArrayList;
import java.util.List;
import org.jboss.as.server.deployment.AttachmentList;
import org.jboss.as.server.deployment.Attachments;
import org.jboss.as.server.deployment.DeploymentPhaseContext;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.server.deployment.DeploymentUnitProcessor;
import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
import org.jboss.as.server.deployment.ServicesAttachment;
import org.jboss.modules.Module;
import org.jboss.msc.service.ServiceActivator;
import org.jboss.msc.service.ServiceActivatorContext;
import org.jboss.msc.service.ServiceActivatorContextImpl;
import org.jboss.msc.service.ServiceRegistry;
import org.jboss.msc.service.ServiceRegistryException;
import org.wildfly.security.manager.WildFlySecurityManager;
/**
* Deployment processor responsible for executing any ServiceActivator instances for a deployment.
*
* @author John Bailey
*/
public class ServiceActivatorProcessor implements DeploymentUnitProcessor {
/**
* If the deployment has a module attached it will ask the module to load the ServiceActivator services.
*
* @param phaseContext the deployment unit context
*/
public void deploy(DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
final ServicesAttachment servicesAttachment = deploymentUnit.getAttachment(Attachments.SERVICES);
if (servicesAttachment == null || servicesAttachment.getServiceImplementations(ServiceActivator.class.getName()).isEmpty()) {
return; // Skip it if it has not been marked
}
final Module module = deploymentUnit.getAttachment(Attachments.MODULE);
if (module == null) {
return; // Skip deployments with no module
}
AttachmentList<DeploymentUnit> duList = deploymentUnit.getAttachment(Attachments.SUB_DEPLOYMENTS);
List<String> serviceAcitvatorList = new ArrayList<String>();
if (duList!=null && !duList.isEmpty()) {
for (DeploymentUnit du : duList) {
ServicesAttachment duServicesAttachment = du.getAttachment(Attachments.SERVICES);
for (String serv : duServicesAttachment.getServiceImplementations(ServiceActivator.class.getName())) {
serviceAcitvatorList.add(serv);
}
}
}
ServiceRegistry serviceRegistry = phaseContext.getServiceRegistry();
if (WildFlySecurityManager.isChecking()) {
//service registry allows you to modify internal server state across all deployments
//if a security manager is present we use a version that has permission checks
serviceRegistry = new SecuredServiceRegistry(serviceRegistry);
}
final ServiceActivatorContext serviceActivatorContext = new ServiceActivatorContextImpl(phaseContext.getServiceTarget(), serviceRegistry);
final ClassLoader current = WildFlySecurityManager.getCurrentContextClassLoaderPrivileged();
try {
WildFlySecurityManager.setCurrentContextClassLoaderPrivileged(module.getClassLoader());
for (ServiceActivator serviceActivator : module.loadService(ServiceActivator.class)) {
try {
for (String serv : servicesAttachment.getServiceImplementations(ServiceActivator.class.getName())) {
if (serv.compareTo(serviceActivator.getClass().getName()) == 0 && !serviceAcitvatorList.contains(serv)) {
serviceActivator.activate(serviceActivatorContext);
break;
}
}
} catch (ServiceRegistryException e) {
throw new DeploymentUnitProcessingException(e);
}
}
} finally {
WildFlySecurityManager.setCurrentContextClassLoaderPrivileged(current);
}
}
public void undeploy(final DeploymentUnit context) {
}
}