/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.epl.variable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class VariableVersionCoord {
private static final Logger log = LoggerFactory.getLogger(VariableVersionCoord.class);
private final VariableService variableService;
private int currentMark;
public VariableVersionCoord(VariableService variableService) {
this.variableService = variableService;
}
public synchronized int setVersionGetMark() {
currentMark++;
variableService.setLocalVersion();
log.debug(".setVersionGetMark Thread " + Thread.currentThread().getId() + " *** mark=" + currentMark + " ***");
return currentMark;
}
public synchronized int incMark() {
currentMark++;
return currentMark;
}
}