/*
* 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.storage.value.fs.operations;
import java.io.IOException;
/**
* Created by The eXo Platform SAS.
*
* <br>Date: 08.04.2009
*
* @author <a href="mailto:peter.nedonosko@exoplatform.com.ua">Peter Nedonosko</a>
* @version $Id: ValueLockSupport.java 34445 2009-07-24 07:51:18Z dkatayev $
*/
public interface ValueLockSupport
{
/**
* Perform lock.
*
* @throws IOException if error occurs
*/
void lock() throws IOException;
/**
* Perform unlock.
*
* @throws IOException if error occurs
*/
void unlock() throws IOException;
/**
* Share this lock resource with another lock.
*
* @param anotherLock ValueLockSupport
* @throws IOException if error occurs
*/
void share(ValueLockSupport anotherLock) throws IOException;
}