Package org.jboss.as.deployment.processor

Source Code of org.jboss.as.deployment.processor.ServiceActivatorProcessor

/*
* 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.deployment.processor;

import org.jboss.as.deployment.DeploymentPhases;
import org.jboss.as.deployment.module.ModuleDeploymentProcessor;
import org.jboss.as.deployment.unit.DeploymentUnitContext;
import org.jboss.as.deployment.unit.DeploymentUnitProcessingException;
import org.jboss.as.deployment.unit.DeploymentUnitProcessor;
import org.jboss.modules.Module;
import org.jboss.msc.service.ServiceActivator;
import org.jboss.msc.service.ServiceActivatorContext;
import org.jboss.msc.service.ServiceActivatorContextImpl;

/**
* Deployment processor responsible for executing any ServiceActivator instances for a deployment.
*
* @author John Bailey
*/
public class ServiceActivatorProcessor implements DeploymentUnitProcessor {
    public static final long PRIORITY = DeploymentPhases.INSTALL_SERVICES.plus(50L);

    /**
     * If the deployment has a module attached it will ask the module to load the ServiceActivator services.
     *
     * @param context the deployment unit context
     */
    public void processDeployment(DeploymentUnitContext context) throws DeploymentUnitProcessingException {
        if(context.getAttachment(ServiceActivatorMarker.ATTACHMENT_KEY) == null)
            return; // Skip it if it has not been marked

        final Module module = context.getAttachment(ModuleDeploymentProcessor.MODULE_ATTACHMENT_KEY);
        if (module == null)
            return; // Skip deployments with no module

        final ServiceActivatorContext serviceActivatorContext = new ServiceActivatorContextImpl(context.getBatchBuilder());
        for(ServiceActivator serviceActivator : module.loadService(ServiceActivator.class)) {
            serviceActivator.activate(serviceActivatorContext);
        }
    }
}
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