/*
* 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.osgi.deployment;
import static org.jboss.as.ee.component.Attachments.EE_MODULE_DESCRIPTION;
import static org.jboss.as.osgi.OSGiLogger.LOGGER;
import static org.jboss.as.osgi.OSGiMessages.MESSAGES;
import static org.jboss.osgi.framework.spi.IntegrationConstants.BUNDLE_ACTIVATOR_KEY;
import org.jboss.as.ee.component.Component;
import org.jboss.as.ee.component.ComponentDescription;
import org.jboss.as.ee.component.ComponentInstance;
import org.jboss.as.ee.component.EEModuleDescription;
import org.jboss.as.osgi.OSGiConstants;
import org.jboss.as.server.deployment.AttachmentKey;
import org.jboss.as.server.deployment.Attachments;
import org.jboss.as.server.deployment.Attachments.BundleState;
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.msc.service.Service;
import org.jboss.msc.service.ServiceBuilder;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceTarget;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
import org.jboss.osgi.deployment.deployer.Deployment;
import org.jboss.osgi.framework.spi.BundleManager;
import org.jboss.osgi.metadata.OSGiMetaData;
import org.jboss.osgi.resolver.XBundle;
import org.jboss.osgi.resolver.XBundleRevision;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleException;
/**
* Attempt to activate the OSGi deployment.
*
* @author Thomas.Diesler@jboss.com
* @since 20-Jun-2012
*/
public class BundleActivateProcessor implements DeploymentUnitProcessor {
@Override
public void deploy(final DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
DeploymentUnit depUnit = phaseContext.getDeploymentUnit();
XBundleRevision brev = depUnit.getAttachment(OSGiConstants.BUNDLE_REVISION_KEY);
if (brev == null || brev.isFragment())
return;
ServiceController<XBundle> controller = BundleActivateService.addService(phaseContext.getServiceTarget(), depUnit, brev.getBundle());
phaseContext.addDependency(controller.getName(), AttachmentKey.create(XBundle.class));
}
@Override
public void undeploy(final DeploymentUnit depUnit) {
}
static class BundleActivateService implements Service<XBundle> {
private final InjectedValue<Component> injectedComponent = new InjectedValue<Component>();
private final DeploymentUnit depUnit;
private final XBundle bundle;
static ServiceController<XBundle> addService(ServiceTarget serviceTarget, DeploymentUnit depUnit, XBundle bundle) {
ServiceName serviceName = depUnit.getServiceName().append("Activate");
BundleActivateService service = new BundleActivateService(depUnit, bundle);
ServiceBuilder<XBundle> builder = serviceTarget.addService(serviceName, service);
// Add a dependency on the BundleActivator component
OSGiMetaData metadata = depUnit.getAttachment(OSGiConstants.OSGI_METADATA_KEY);
if (metadata != null && metadata.getBundleActivator() != null) {
String activatorClass = metadata.getBundleActivator();
EEModuleDescription moduleDescription = depUnit.getAttachment(EE_MODULE_DESCRIPTION);
if (moduleDescription != null) {
for (ComponentDescription componentDescription : moduleDescription.getComponentDescriptions()) {
if (activatorClass.equals(componentDescription.getComponentClassName())) {
ServiceName startServiceName = componentDescription.getStartServiceName();
builder.addDependency(startServiceName, Component.class, service.injectedComponent);
}
}
}
}
// Add other named dependencies
builder.addDependencies(depUnit.getAttachmentList(Attachments.BUNDLE_ACTIVE_DEPENDENCIES));
return builder.install();
}
private BundleActivateService(DeploymentUnit depUnit, XBundle bundle) {
this.depUnit = depUnit;
this.bundle = bundle;
}
@Override
public void start(StartContext context) throws StartException {
Deployment deployment = depUnit.getAttachment(OSGiConstants.DEPLOYMENT_KEY);
BundleManager bundleManager = depUnit.getAttachment(OSGiConstants.BUNDLE_MANAGER_KEY);
Component activatorComponent = injectedComponent.getOptionalValue();
if (activatorComponent != null && deployment.getAttachment(BUNDLE_ACTIVATOR_KEY) == null) {
ComponentInstance componentInstance = activatorComponent.createInstance();
BundleActivator instance = (BundleActivator) componentInstance.getInstance();
deployment.putAttachment(BUNDLE_ACTIVATOR_KEY, instance);
}
if (bundle.getState() != Bundle.ACTIVE) {
try {
bundleManager.startBundle(bundle, Bundle.START_ACTIVATION_POLICY);
depUnit.putAttachment(Attachments.BUNDLE_STATE_KEY, BundleState.ACTIVE);
} catch (BundleException ex) {
throw MESSAGES.cannotStartBundle(ex, bundle);
}
}
}
@Override
public void stop(StopContext context) {
if (bundle.getState() == Bundle.STARTING || bundle.getState() == Bundle.ACTIVE) {
try {
BundleManager bundleManager = depUnit.getAttachment(OSGiConstants.BUNDLE_MANAGER_KEY);
bundleManager.stopBundle(bundle, Bundle.STOP_TRANSIENT);
depUnit.putAttachment(Attachments.BUNDLE_STATE_KEY, BundleState.RESOLVED);
} catch (BundleException ex) {
LOGGER.debugf(ex, "Cannot stop bundle: %s", bundle);
}
}
}
@Override
public XBundle getValue() {
return bundle;
}
}
}