/*
* 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.metadata.process.processor.ejb.jboss;
import org.jboss.ejb3.annotation.defaults.ClusteredDefaults;
import org.jboss.metadata.annotation.creator.ProcessorUtils;
import org.jboss.metadata.ejb.jboss.ClusterConfigMetaData;
import org.jboss.metadata.ejb.jboss.JBossEnterpriseBeanMetaData;
import org.jboss.metadata.ejb.jboss.JBossMetaData;
import org.jboss.metadata.ejb.jboss.JBossSessionBeanMetaData;
import org.jboss.metadata.process.ProcessingException;
import org.jboss.metadata.process.processor.JBossMetaDataProcessor;
/**
* Generate a default cluster-configuration if the xml
* specifies clustered=true only; [JBMETA-133]
*
* @author <a href="mailto:emuckenh@redhat.com">Emanuel Muckenhuber</a>
* @version $Revision$
*/
public class ClusterConfigDefaultValueProcessor<T extends JBossMetaData> implements JBossMetaDataProcessor<T>
{
// --------------------------------------------------------------------------------||
// Class Members ------------------------------------------------------------------||
// --------------------------------------------------------------------------------||
/**
* Convenience instance
*/
public static final ClusterConfigDefaultValueProcessor<JBossMetaData> INSTANCE = new ClusterConfigDefaultValueProcessor<JBossMetaData>();
// --------------------------------------------------------------------------------||
// Required Implementations -------------------------------------------------------||
// --------------------------------------------------------------------------------||
public T process(T metadata) throws ProcessingException
{
// Sanity Check
assert metadata != null : "Specified metadata was null";
// For each EJB
for (JBossEnterpriseBeanMetaData ejb : metadata.getEnterpriseBeans())
{
// Only applies to Session beans
if (!ejb.isSession())
{
continue;
}
// Cast
JBossSessionBeanMetaData smd = (JBossSessionBeanMetaData) ejb;
// Create a default cluster configuration
if (smd.isClustered() && smd.getClusterConfig() == null)
{
ClusterConfigMetaData clusterConfig = new ClusterConfigMetaData();
clusterConfig.setBeanLoadBalancePolicy(ClusteredDefaults.LOAD_BALANCE_POLICY_DEFAULT);
clusterConfig.setHomeLoadBalancePolicy(ClusteredDefaults.LOAD_BALANCE_POLICY_DEFAULT);
clusterConfig.setPartitionName(ClusteredDefaults.PARTITION_NAME_DEFAULT);
clusterConfig.setDescriptions(ProcessorUtils.getDescription("cluster-config for: " + smd.getEjbClass()));
smd.setClusterConfig(clusterConfig);
}
}
// Return
return metadata;
}
}