Listener、Filter、Servlet与Java Web项目初始化的工作(2)

        TimerTest.initTimer(seconds); 
    } 
     
    public void doFilter(ServletRequest request, ServletResponse response, 
            FilterChain chain) throws IOException, ServletException { 
         
        System.out.println("+++++ doFilter() +++++"); 
    } 
     
    public void destroy() { 
        this.seconds = null; 
    } 
 
    public Long getSeconds() { 
        return seconds; 
    } 
 
} 

[java]
package com.tom.servlet; 
 
import java.io.IOException; 
import java.util.Timer; 
 
import javax.servlet.ServletException; 
import javax.servlet.http.HttpServlet; 
import javax.servlet.http.HttpServletRequest; 
import javax.servlet.http.HttpServletResponse; 
 
public class HelloServlet extends HttpServlet { 
     
    private static final long serialVersionUID = -7693562670980406523L; 
 
    public HelloServlet() { 
        System.out.println("----- Servlet() -----"); 
    } 
     
    public void init() throws ServletException { 
        System.out.println("----- ServletInit() -----"); 
        Timer timer = new Timer(); 
        timer.scheduleAtFixedRate(new TimerTest01(), 0, 6000L); 
    } 
 
    public void destroy() { 
        System.out.println("----- ServletDestroy() -----"); 
    } 
 
    public void doGet(HttpServletRequest request, HttpServletResponse response) 
            throws ServletException, IOException { 
 
    } 
 
    public void doPost(HttpServletRequest request, HttpServletResponse response) 
            throws ServletException, IOException { 
    } 
 
} 

[java]
package com.tom.servlet;