noparamservlet.java

基于JSP的航空机票订票系统

package com.servlet;

import com.dao.Tocom;
import com.dao.User;
import com.dao.UserDao;
import com.test.JDBconne;
import java.io.*;
import java.sql.Connection;

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

public class NoparamServlet extends HttpServlet 
{
        private Connection connection;
       public void init() throws ServletException
       {
           super.init();
               //获得数据库连接
           connection=JDBconne.getConnetion();
       }
       public void destroy()
       {
        super.destroy();
                //关闭数据库连接 
        JDBconne.closeConnection();
       }
   
  
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException 
    {
        doPost(request, response);
    }
    
    
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException
    {
        String param=request.getParameter("param");
        if(param.equalsIgnoreCase("1"))
        {
           
            User user =new User();
            user.setUsername(request.getParameter("Username"));
            user.setName(Tocom.toCN(request.getParameter("Name")));
            user.setSex(Tocom.toCN(request.getParameter("Sex")));
            user.setTel(request.getParameter("Tel"));
            user.setEmail(request.getParameter("Email"));
            UserDao userDao=new UserDao();
            // Update 根据用户输入的信息 进行数据库的修改
            int value=userDao.Update(connection,user);
            if(value>0)
            {
                request.getSession().setAttribute("user",user);
                request.getRequestDispatcher("infoblest.jsp").forward(request,response);
            }
            else  
            {
                request.getRequestDispatcher("infofaild.jsp").forward(request,response);
            }
   
      
    
       
         
            
        }
         
    }

}