productserveletcontextlistener.java

来自「sorry i have only one」· Java 代码 · 共 29 行

package cart.listener;

import cart.biz.ShowHomePageBiz;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;

public class ProductServeletContextListener implements ServletContextListener
{
  //Notification that the web application is ready to process requests
  public void contextInitialized(ServletContextEvent sce)
  {
    ShowHomePageBiz homePage=new ShowHomePageBiz();
    Collection collection=null;
    try{
      collection=homePage.showProducts();
      sce.getServletContext().setAttribute("products",collection);
      System.out.println("in listener init");
    }catch(Exception e){
      e.printStackTrace();
    }
  }
  //Notification that the servlet context is about to be shut down
  public void contextDestroyed(ServletContextEvent sce)
  {
    throw new java.lang.UnsupportedOperationException("Method contextDestroyed() not yet implemented.");
  }
}