/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, 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.varia.deployment;
import java.util.Arrays;
import java.util.Collection;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import org.jboss.dependency.spi.Controller;
import org.jboss.dependency.spi.ControllerState;
import org.jboss.dependency.spi.DependencyInfo;
import org.jboss.dependency.spi.ControllerMode;
import org.jboss.deployers.spi.DeploymentException;
import org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer;
import org.jboss.deployers.structure.spi.DeploymentUnit;
import org.jboss.mx.util.ObjectNameConverter;
import org.jboss.system.ServiceController;
import org.jboss.system.microcontainer.LifecycleDependencyItem;
import org.jboss.system.microcontainer.ServiceControllerContext;
/**
* Old mbean style bean shell script deployer.
*
* @author <a href="mailto:ales.justin@jboss.com">Ales Justin</a>
*/
public class LegacyBeanShellScriptDeployer extends AbstractSimpleRealDeployer<BeanShellScript>
{
public static final String BASE_SCRIPT_OBJECT_NAME = "jboss.scripts:type=BeanShell";
/** The service controller */
private ServiceController serviceController;
/** The default controller mode */
private ControllerMode mode = ControllerMode.AUTOMATIC;
public LegacyBeanShellScriptDeployer(ServiceController serviceController)
{
super(BeanShellScript.class);
if (serviceController == null)
throw new IllegalArgumentException("Null service controller.");
this.serviceController = serviceController;
}
/**
* Get the bean shell script name.
*
* @param script the script
* @param deploymentUnit the deployment unit
* @return get script's object name
* @throws MalformedObjectNameException for any error
*/
protected ObjectName getBshScriptName(BeanShellScript script, DeploymentUnit deploymentUnit)
throws MalformedObjectNameException
{
ObjectName bshScriptName = script.getPreferedObjectName();
if (bshScriptName == null)
{
bshScriptName = ObjectNameConverter.convert(BASE_SCRIPT_OBJECT_NAME + ",url=" + deploymentUnit.getSimpleName());
}
return bshScriptName;
}
public void deploy(DeploymentUnit deploymentUnit, BeanShellScript script) throws DeploymentException
{
try
{
Controller controller = serviceController.getKernel().getController();
ObjectName bshScriptName = getBshScriptName(script, deploymentUnit);
ServiceControllerContext context = new ServiceControllerContext(serviceController, bshScriptName, script);
context.setMode(mode);
ObjectName[] depends = script.getDependsServices();
if (depends != null)
addDependencies(context, Arrays.asList(depends));
if (log.isTraceEnabled())
log.trace("Installing bean shell script: " + bshScriptName);
controller.install(context);
}
catch (Throwable t)
{
throw DeploymentException.rethrowAsDeploymentException("Unable to deploy bean shell script.", t);
}
}
public void undeploy(DeploymentUnit deploymentUnit, BeanShellScript script)
{
try
{
ObjectName bshScriptName = getBshScriptName(script, deploymentUnit);
Controller controller = serviceController.getKernel().getController();
if (log.isTraceEnabled())
log.trace("Uninstalling bean shell script: " + bshScriptName);
controller.uninstall(bshScriptName.getCanonicalName());
}
catch (Throwable t)
{
log.error("Exception while undeploying bean shell script: " + t);
}
}
/**
* Add the passed lifecycle dependencies to the context
*
* @param context the context
* @param depends the dependencies
*/
private void addDependencies(ServiceControllerContext context, Collection<ObjectName> depends)
{
DependencyInfo info = context.getDependencyInfo();
for (ObjectName other : depends)
{
info.addIDependOn(new LifecycleDependencyItem(context.getName(), other.getCanonicalName(), ControllerState.CREATE));
info.addIDependOn(new LifecycleDependencyItem(context.getName(), other.getCanonicalName(), ControllerState.START));
}
}
/**
* Set the mode.
*
* @param mode the controller mode
*/
public void setMode(String mode)
{
this.mode = ControllerMode.getInstance(mode);
}
}