contextlistener.java

利用JavaMail实现的发送及接收邮件的程序

package com.digipower.automail.mailsender;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import com.digipower.automail.AutoMailConstants;

/**
 * <p>Title: </p>
 * <p>Description: TestStruts</p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: foxconn</p>
 * @author conti
 * @version 1.0
 */

public class ContextListener extends HttpServlet implements ServletContextListener {
  //Notification that the web application is ready to process requests
  private java.util.Timer timerSend = null;
  private java.util.Timer timerReceive = null;
  public void contextInitialized(ServletContextEvent event) {

    AutoMailConstants.BOOTDIR = event.getServletContext().getRealPath("/") + "\\upload\\";//set the real path of uploadfile
System.out.print("Context:" + AutoMailConstants.BOOTDIR);
    timerSend = new java.util.Timer(true);
    timerSend.schedule(new MyTask(event.getServletContext()), 0, AutoMailConstants.MAIL_SEND_INTERATE);

    timerReceive = new java.util.Timer(true);
    timerReceive.schedule(new ReceiveTask(event.getServletContext()), 0, AutoMailConstants.MAIL_SEND_INTERATE);
  }
  //Notification that the web application is ready to process requests
  public void contextDestroyed(ServletContextEvent event) {
    timerSend.cancel();
    timerReceive.cancel();
System.out.println("Timer Cancel");
  }
}