package org.apache.jcs.auxiliary.lateral.xmlrpc;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import org.apache.jcs.auxiliary.lateral.behavior.ILateralCacheAttributes;
import org.apache.jcs.auxiliary.lateral.behavior.ILateralCacheListener;
import org.apache.jcs.auxiliary.lateral.xmlrpc.behavior.ILateralCacheXMLRPCListener;
import org.apache.jcs.engine.control.CompositeCacheManager;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* @version $Id: LateralGroupCacheXMLRPCListener.java,v 1.6 2002/02/15 04:33:37
* jtaylor Exp $
*/
public class LateralGroupCacheXMLRPCListener
extends LateralCacheXMLRPCListener
implements ILateralCacheXMLRPCListener
{
private final static Log log =
LogFactory.getLog( LateralGroupCacheXMLRPCListener.class );
/**
* Constructor for the LateralGroupCacheXMLRPCListener object
*
* @param ilca
*/
protected LateralGroupCacheXMLRPCListener( ILateralCacheAttributes ilca )
{
super( ilca );
log.debug( "creating LateralGroupCacheXMLRPCListener" );
}
/**
* Gets the instance attribute of the LateralGroupCacheXMLRPCListener class
*
* @return The instance value
*/
public static ILateralCacheListener getInstance( ILateralCacheAttributes ilca )
{
//throws IOException, NotBoundException
ILateralCacheListener ins = ( ILateralCacheListener ) instances.get( String.valueOf( ilca.getTcpListenerPort() ) );
if ( ins == null )
{
synchronized ( LateralGroupCacheXMLRPCListener.class )
{
if ( ins == null )
{
ins = new LateralGroupCacheXMLRPCListener( ilca );
ins.init();
}
if ( log.isDebugEnabled() )
{
log.debug( "created new listener " + ilca.getTcpListenerPort() );
}
instances.put( String.valueOf( ilca.getTcpListenerPort() ), ins );
}
}
return ins;
}
// override for new funcitonality
// lazy init is too slow, find a better way
/**
* Gets the cacheManager attribute of the LateralGroupCacheXMLRPCListener
* object
*/
protected void getCacheManager()
{
try
{
if ( cacheMgr == null )
{
cacheMgr = CompositeCacheManager.getInstance();
if ( log.isDebugEnabled() )
{
log.debug( " groupcache cacheMgr = " + cacheMgr );
}
}
else
{
if ( log.isDebugEnabled() )
{
log.debug( "already got groupcache cacheMgr = " + cacheMgr );
}
}
}
catch ( Exception e )
{
log.error( e );
}
}
}