/* Copyright (C) 2004 - 2008  db4objects Inc.  http://www.db4o.com

This file is part of the db4o open source object database.

db4o is free software; you can redistribute it and/or modify it under
the terms of version 2 of the GNU General Public License as published
by the Free Software Foundation and as clarified by db4objects' GPL 
interpretation policy, available at
http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
Suite 350, San Mateo, CA 94403, USA.

db4o 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 General Public License
for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */
package com.db4o.internal.cs;

import com.db4o.foundation.*;
import com.db4o.internal.cs.messages.*;

public class CommittedCallbacksDispatcher implements Runnable {
	
	private boolean _stopped;
	
	private final BlockingQueue _committedInfosQueue;
	
	private final ObjectServerImpl _server;
	
	public CommittedCallbacksDispatcher(ObjectServerImpl server, BlockingQueue committedInfosQueue) {
		_server = server;
		_committedInfosQueue = committedInfosQueue;
	}
	
	public void run () {
		while(! _stopped){
			MCommittedInfo committedInfos;
			try {
				committedInfos = (MCommittedInfo) _committedInfosQueue.next();
			} catch (BlockingQueueStoppedException e) {
				break;
			}
			_server.broadcastMsg(committedInfos, new BroadcastFilter() {
				public boolean accept(ServerMessageDispatcher dispatcher) {
					return dispatcher.caresAboutCommitted();
				}
			});
		}
	}
	
	public void stop(){
		_committedInfosQueue.stop();
		_stopped = true;
	}

}
