/*
* Copyright (C) 2009 eXo Platform SAS.
*
* 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.exoplatform.services.jcr.ext.replication.storage;
import java.io.Closeable;
import java.io.IOException;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
/**
* Created by The eXo Platform SAS.
*
* <br/>
* Date: 03.02.2009
*
* @author <a href="mailto:peter.nedonosko@exoplatform.com.ua">Peter Nedonosko</a>
* @version $Id: ResourcesHolder.java 111 2008-11-11 11:11:11Z pnedonosko $
*/
public class ResourcesHolder
{
/**
* The queue of Closeable resources.
*/
private final Queue<Closeable> resources = new ConcurrentLinkedQueue<Closeable>();
/**
* Add <code>Closeable</code> resource to the holder.
*
* @param closeable
* Closeable
*/
public void add(Closeable closeable)
{
resources.add(closeable);
}
/**
* Close <code>Closeable</code> resource and remove it from the holder.
*
* @throws IOException
* if close error occurs
*/
public void close() throws IOException
{
Closeable c = resources.poll();
while (c != null)
{
c.close();
c = resources.poll();
}
}
}