package com.changhong.epc.parsing.service.loop.tools.impl;

import com.changhong.epc.constter.parsing.loop.LoopServiceConst;

/**
 * 算法工具类
 * @author wzx
 *
 */

public class AlgorithmTool  {
	
	/**
	 *  计算服务休眠时间的间隔时间 
	 * @param oldTime 前一次执行的时间
	 * @param odTime2  
	 * @param sleepTime 
	 * @return
	 */
	public static long calcServiceGapTime(long oldTime, long currTime, long sleepTime){
		long newTime = sleepTime + (oldTime - currTime);
		
		// System.err.println("-->newTime    "+newTime);
		
		if(currTime > LoopServiceConst.SLEEP_MAX_TIME){
			newTime = LoopServiceConst.SLEEP_MIN_TIME;
		}
		if(currTime < LoopServiceConst.SLEEP_MIN_TIME){
			newTime = LoopServiceConst.SLEEP_MAX_TIME;
		}
		
		return newTime;
	}

}