<servlet>
    <servlet-name>listener</servlet-name>
    <servlet-class>MEMBCERP.Servlet.servletlistener</servlet-class>
    <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>listener</servlet-name>
    <url-pattern>/listener.do</url-pattern>
  </servlet-mapping>

package MEMBCERP.Servlet;

import java.util.Timer;

import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;

public class servletlistener extends HttpServlet {
	/*监听转发系统代理事件*/
	private Timer timer = null;   
    public void init(ServletConfig config) throws ServletException{  
        super.init(config);    
        timer = new Timer(true);  
        timer.schedule(new Todo(), 0, 1000);  /*参数:方法重定向,延迟,执行时间的间隔*/
    }  	
	
}

package MEMBCERP.Servlet;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimerTask;

import MEMBCERP.IService.JianKaYuFaFangIService;
import MEMBCERP.Service.JianKaYuFaFangService;
import MEMBCERP.pojo.SysMaxNumber;
public class Todo extends TimerTask{
	
    @Override
    public void run(){
    	SimpleDateFormat df = new SimpleDateFormat("HH:mm:ss");//设置日期格式
		String timDate=df.format(new Date());
		//监听是否进行日常维护
		if (timDate.equals("00:00:00")) {
			ChuShiHuaZuiDaDanJuShu();
		}
    }
    
    public JianKaYuFaFangIService jianKaYuFaFangService=new JianKaYuFaFangService(); //实例化类
    //初始化当日最大单据数
    public void ChuShiHuaZuiDaDanJuShu() {
    	SysMaxNumber lstZuiDaDanJuShu=new SysMaxNumber();
		lstZuiDaDanJuShu.setDiaoBoJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setFaFangJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setGuaShiHuiFuJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setHuiYuanKaZuoFeiJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setHuiYuanKaHuanKaJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setHuiYuanKaYouXiaoQiGengGaiJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setHuiYuanKaZhuangTaiBianDongJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setId(0);
		lstZuiDaDanJuShu.setKuCunKaYouXiaoQiBianGengJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setKuCunKaZuoFeiJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setLingKaJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setTuiLingJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setGuaShiJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setJianKaJiLuZuiDaShu(0);
		lstZuiDaDanJuShu.setKuCunKaZuoFeiHuiFuJiLuZuiDaShu(0);
		this.jianKaYuFaFangService.UpdateZuiDaDanJuShu(lstZuiDaDanJuShu);
	}
}