📄 teststatefulaccount.java

📁 介绍了j2ee开发常用的学习知识,如servlet,javamail,EJB等知识,并有项目源码.

💻 JAVA

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/*
 * TestStatefulAccount.java
 *
 * Created on 2007年11月19日, 下午9:52
 */

package com.ejb.test;

import com.ejb.StatefulAccountLocal;
import java.io.*;
import javax.ejb.EJB;

import javax.servlet.*;
import javax.servlet.http.*;

/**
 *
 * @author hyl
 * @version
 */
public class TestStatefulAccount extends HttpServlet {

    @EJB
    private StatefulAccountLocal statefulAccountBean;
    
    /** Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
         response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        String id=request.getParameter("ID");
        out.println("<html>");
        out.println("<head>");
        out.println("<title>Servlet TestStatefulAccount</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("the account balance:"+statefulAccountBean.getBalance(id)+"<br>");
//		向基金账户增加5000.25
        try{
        statefulAccountBean.depoist(2389.25);
        out.println("method of depoist(2389.25) Result:"+statefulAccountBean.getBalance(id)+"<br>");
//		从基金账户调出1000.02
        statefulAccountBean.withdraw(1000.02);
        out.println("method of withdraw(1000.02) Result:"+statefulAccountBean.getBalance(id));
        out.println("<hr>");
        out.println("current account balance:"+statefulAccountBean.getBalance(id));
        statefulAccountBean.updateAccount(id);
         }catch(Exception e){
             System.out.println(e.toString());
         }
        out.println("</body>");
        out.println("</html>");
        
        out.close();

    }
    
    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }
    
    /** Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }
    
    /** Returns a short description of the servlet.
     */
    public String getServletInfo() {
        return "Short description";
    }
    // </editor-fold>
}

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