/*
* 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.impl.dataflow.persistent;
import org.exoplatform.services.jcr.datamodel.QPath;
/**
* Created by The eXo Platform SAS
*
* Date: 10.06.2008
*
* Cache record used to store item Id key.
*
* @author <a href="mailto:peter.nedonosko@exoplatform.com.ua">Peter Nedonosko</a>
* @version $Id: CacheId.java 34801 2009-07-31 15:44:50Z dkatayev $
*/
public class CacheId extends CacheKey
{
/**
* Item identifier. This id (String) may be placed in childs caches CN, CP (WeakHashMap) as a key.
* <br>So, this instance will prevent GC remove them from CN, CP.
*/
private final String id;
CacheId(String id)
{
this.id = id;
}
@Override
public boolean equals(Object obj)
{
if (id.hashCode() == obj.hashCode() && obj instanceof CacheId)
return id.equals(((CacheId)obj).id);
return false;
}
@Override
public int hashCode()
{
return this.id.hashCode();
}
@Override
public String toString()
{
return this.id.toString();
}
@Override
boolean isDescendantOf(QPath path)
{
return false;
}
}