/*
* JBoss, Home of Professional Open Source
* Copyright 2006, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.session.distributedcache.impl.jbc;
import org.jboss.cache.Cache;
import org.jboss.cache.CacheManager;
import org.jboss.cache.pojo.PojoCache;
import org.jboss.ha.framework.server.CacheManagerLocator;
import org.jboss.ha.framework.server.PojoCacheManager;
import org.jboss.ha.framework.server.PojoCacheManagerLocator;
import org.jboss.web.tomcat.service.session.distributedcache.spi.ClusteringNotSupportedException;
/**
* Utility methods related to JBoss distributed sessions.
*
* @author Brian Stansberry
* @version $Revision: 56542 $
*/
public class Util
{
public static PojoCache findPojoCache(String cacheConfigName) throws ClusteringNotSupportedException
{
PojoCacheManager pcm = getManagerForPojoCache(cacheConfigName);
try
{
return pcm.getPojoCache(cacheConfigName, true);
}
catch (RuntimeException re)
{
throw re;
}
catch (Exception e)
{
throw new RuntimeException("Problem accessing cache " + cacheConfigName, e);
}
}
public static Cache findPlainCache(String cacheConfigName) throws ClusteringNotSupportedException
{
CacheManager pcm = getManagerForCache(cacheConfigName);
try
{
return pcm.getCache(cacheConfigName, true);
}
catch (RuntimeException re)
{
throw re;
}
catch (Exception e)
{
throw new RuntimeException("Problem accessing cache " + cacheConfigName, e);
}
}
private static PojoCacheManager getManagerForPojoCache(String cacheConfigName)
throws ClusteringNotSupportedException
{
PojoCacheManager pcm = null;
try
{
pcm = PojoCacheManagerLocator.getCacheManagerLocator().getCacheManager(null);
}
catch (Throwable t)
{
throw new ClusteringNotSupportedException("Could not access PojoCacheManager for JBossWeb clustering", t);
}
if (!pcm.getConfigurationNames().contains(cacheConfigName))
throw new IllegalStateException("PojoCacheManager does not recognize config " + cacheConfigName);
return pcm;
}
private static CacheManager getManagerForCache(String cacheConfigName)
throws ClusteringNotSupportedException
{
CacheManager cm = null;
try
{
cm = CacheManagerLocator.getCacheManagerLocator().getCacheManager(null);
}
catch (Throwable t)
{
throw new ClusteringNotSupportedException("Could not access CacheManager for JBossWeb clustering", t);
}
if (!cm.getConfigurationNames().contains(cacheConfigName))
throw new IllegalStateException("CacheManager does not recognize config " + cacheConfigName);
return cm;
}
/**
* Prevent instantiation.
*/
private Util() {}
}