/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library 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 library 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.jboss;
import java.util.ServiceLoader;
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.DeploymentUnitProcessingException;
import org.jboss.as.server.deployment.DeploymentUnitProcessor;
import org.jboss.modules.Module;
import org.jboss.msc.service.ServiceBuilder;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceRegistry;
import org.jboss.msc.service.ServiceTarget;
import org.jboss.msc.service.ServiceController.Mode;
import org.teiid.adminapi.impl.VDBTranslatorMetaData;
import org.teiid.deployers.TranslatorUtil;
import org.teiid.deployers.VDBStatusChecker;
import org.teiid.dqp.internal.datamgr.TranslatorRepository;
import org.teiid.logging.LogConstants;
import org.teiid.logging.LogManager;
import org.teiid.translator.ExecutionFactory;
/**
* Deploy Translator from a JAR file
*/
public final class TranslatorDeployer implements DeploymentUnitProcessor {
@Override
public void deploy(final DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
final ServiceTarget target = phaseContext.getServiceTarget();
if (!TeiidAttachments.isTranslator(deploymentUnit)) {
return;
}
String moduleName = deploymentUnit.getName();
final Module module = deploymentUnit.getAttachment(Attachments.MODULE);
ClassLoader translatorLoader = module.getClassLoader();
final ServiceLoader<ExecutionFactory> serviceLoader = ServiceLoader.load(ExecutionFactory.class, translatorLoader);
if (serviceLoader != null) {
for (ExecutionFactory ef:serviceLoader) {
VDBTranslatorMetaData metadata = TranslatorUtil.buildTranslatorMetadata(ef, moduleName);
if (metadata == null) {
throw new DeploymentUnitProcessingException(IntegrationPlugin.Util.gs(IntegrationPlugin.Event.TEIID50070, moduleName));
}
deploymentUnit.putAttachment(TeiidAttachments.TRANSLATOR_METADATA, metadata);
metadata.addProperty(TranslatorUtil.DEPLOYMENT_NAME, moduleName);
metadata.addAttchment(ClassLoader.class, translatorLoader);
LogManager.logInfo(LogConstants.CTX_RUNTIME, IntegrationPlugin.Util.gs(IntegrationPlugin.Event.TEIID50006, metadata.getName()));
buildService(target, metadata);
}
}
}
static void buildService(final ServiceTarget target,
VDBTranslatorMetaData metadata) {
TranslatorService translatorService = new TranslatorService(metadata);
ServiceBuilder<VDBTranslatorMetaData> builder = target.addService(TeiidServiceNames.translatorServiceName(metadata.getName()), translatorService);
builder.addDependency(TeiidServiceNames.TRANSLATOR_REPO, TranslatorRepository.class, translatorService.repositoryInjector);
builder.addDependency(TeiidServiceNames.VDB_STATUS_CHECKER, VDBStatusChecker.class, translatorService.statusCheckerInjector);
builder.setInitialMode(ServiceController.Mode.ACTIVE).install();
}
@Override
public void undeploy(final DeploymentUnit context) {
if (!TeiidAttachments.isTranslator(context)) {
return;
}
VDBTranslatorMetaData metadata = context.getAttachment(TeiidAttachments.TRANSLATOR_METADATA);
if (metadata == null) {
return;
}
final ServiceRegistry registry = context.getServiceRegistry();
final ServiceName serviceName = TeiidServiceNames.translatorServiceName(metadata.getName());
final ServiceController<?> controller = registry.getService(serviceName);
if (controller != null) {
controller.setMode(Mode.REMOVE);
}
}
}