/*
* 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.web.tomcat.service.deployers;
import org.jboss.dependency.spi.ControllerContext;
import org.jboss.kernel.spi.dependency.KernelController;
/**
* Service locator utility for finding microcontainer beans associated with
* the <code>KernelController</code> that manages the local {@link TomcatService}.
*
* @author Brian Stansberry
*
*/
public class JBossWebMicrocontainerBeanLocator
{
private static KernelController kernelController;
/**
* Returns the bean installed under the given name.
*
* @param beanName the name of the bean
* @return the bean, or <code>null</code> if no bean is installed under <code>name</code>
*
* @throws IllegalStateException if no KernelController is available to perform
* the lookup
*/
public static Object getInstalledBean(Object beanName)
{
if (kernelController == null)
{
throw new IllegalStateException("KernelController not installed");
}
ControllerContext context = kernelController.getInstalledContext(beanName);
return context == null ? null : context.getTarget();
}
static void setKernelController(KernelController controller)
{
kernelController = controller;
}
/** Prevent instantiation */
private JBossWebMicrocontainerBeanLocator()
{
}
}