addusersservlet.java

通过jsp,servlet,javaBean,三成架构实现的好友通讯录系统

package com.servelet;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import com.Dao.AddUser;

public class addusersservlet extends HttpServlet {
    private static final String CONTENT_TYPE = "text/html; charset=GBK";

    //Initialize global variables
    public void init() throws ServletException {
    }

    //Process the HTTP Get request
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        response.setContentType(CONTENT_TYPE);
        String userName=request.getParameter("userName");
        String password=request.getParameter("password");
        String realName=request.getParameter("realName");
        String sex=request.getParameter("sex");
        AddUser add=new AddUser();
        int result=add.AddUsers(userName,password,realName,sex);
        if(result>0){
            HttpSession session=request.getSession();
            session.setAttribute("username",userName);
            session.setAttribute("realname",realName);
            session.setAttribute("sex",sex);
            request.getRequestDispatcher("success.jsp").forward(request,response);
        }else{
            System.out.println("添加数据失败");
            request.getRequestDispatcher("error.jsp").forward(request,response);
        }
    }

    //Process the HTTP Post request
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        doGet(request, response);
    }

    //Clean up resources
    public void destroy() {
    }
}