/*
* 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.server.deployment.dependencies;
import javax.xml.namespace.QName;
import org.jboss.as.server.DeployerChainAddHandler;
import org.jboss.as.server.logging.ServerLogger;
import org.jboss.as.server.ServerService;
import org.jboss.as.server.deployment.Attachments;
import org.jboss.as.server.deployment.DeploymentCompleteServiceProcessor;
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.DeploymentUnitProcessor;
import org.jboss.as.server.deployment.Phase;
import org.jboss.as.server.deployment.Services;
import org.jboss.as.server.deployment.jbossallxml.JBossAllXmlParserRegisteringProcessor;
import org.jboss.msc.service.ServiceName;
/**
* Processor that handles inter-deployment dependencies. If this deployment has a dependency specified on
* another deployment then the next phase will be set to passive, and a dependency on the other deployment will
* be added.
*
* @author Stuart Douglas
*/
public class DeploymentDependenciesProcessor implements DeploymentUnitProcessor {
private static final QName ROOT_1_0 = new QName(DeploymentDependenciesParserV_1_0.NAMESPACE_1_0, "jboss-deployment-dependencies");
public static void registerJBossXMLParsers() {
DeployerChainAddHandler.addDeploymentProcessor(ServerService.SERVER_NAME, Phase.STRUCTURE, Phase.STRUCTURE_REGISTER_JBOSS_ALL_DEPLOYMENT_DEPS, new JBossAllXmlParserRegisteringProcessor<DeploymentDependencies>(ROOT_1_0, DeploymentDependencies.ATTACHMENT_KEY, DeploymentDependenciesParserV_1_0.INSTANCE));
}
@Override
public void deploy(final DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
if (deploymentUnit.hasAttachment(DeploymentDependencies.ATTACHMENT_KEY)) {
if (deploymentUnit.getParent() != null) {
ServerLogger.DEPLOYMENT_LOGGER.deploymentDependenciesAreATopLevelElement(deploymentUnit.getName());
} else {
processDependencies(phaseContext, deploymentUnit);
}
}
if (deploymentUnit.getParent() != null) {
DeploymentUnit parent = deploymentUnit.getParent();
if (parent.hasAttachment(DeploymentDependencies.ATTACHMENT_KEY)) {
processDependencies(phaseContext, parent);
}
}
}
private void processDependencies(final DeploymentPhaseContext phaseContext, final DeploymentUnit deploymentUnit) {
final DeploymentDependencies deps = deploymentUnit.getAttachment(DeploymentDependencies.ATTACHMENT_KEY);
if (!deps.getDependencies().isEmpty()) {
for (final String deployment : deps.getDependencies()) {
final ServiceName name = DeploymentCompleteServiceProcessor.serviceName(Services.deploymentUnitName(deployment));
phaseContext.addToAttachmentList(Attachments.NEXT_PHASE_DEPS, name);
}
}
}
@Override
public void undeploy(final DeploymentUnit context) {
}
}