/* *************************************************************************************** * 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.schedule; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * Implements the schedule service by simply keeping a sorted set of long millisecond * values and a set of handles for each. * <p> * Synchronized since statement creation and event evaluation by multiple (event send) threads * can lead to callbacks added/removed asynchronously. */ public final class SchedulingMgmtServiceImpl implements SchedulingMgmtService { // Current bucket number - for use in ordering handles by bucket private int curBucketNum; /** * Constructor. */ public SchedulingMgmtServiceImpl() { } public void destroy() { log.debug("Destroying scheduling management service"); } public synchronized ScheduleBucket allocateBucket() { curBucketNum++; return new ScheduleBucket(curBucketNum); } private static final Logger log = LoggerFactory.getLogger(SchedulingMgmtServiceImpl.class); }