loginservlet.java

这是本人最初练习ajax时的小程序,是用ＪＳＰ写的

package com.chinasoft.db;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class for Servlet: LoginServlet
 *
 */
 public class LoginServlet extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet {
    /* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#HttpServlet()
	 */
	public LoginServlet() {
		super();
	}   	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		try {
			Process(request,response);
		} catch (ServletException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		// TODO Auto-generated method stub
	}  	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		try {
			Process(request,response);
		} catch (ServletException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		// TODO Auto-generated method stub
	}   
	protected void Process(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException, SQLException{
		 String username=request.getParameter("pwuser");
		 String password=request.getParameter("pwpwd");
		 AjaxDAO ajaxdao=new AjaxDAO();
		 AjaxDTO ajaxdto=new AjaxDTO();
		 ajaxdto=ajaxdao.LoginCheck(username,password);
		 PrintWriter out=response.getWriter();
		 response.setContentType("text/HTML");
		 out.println("<a href="+ajaxdto.getMyblog()+">MY BLOG</a>&nbsp;&nbsp;&nbsp;&nbsp;");
		 out.println("<a href="+ajaxdto.getMylink()+">MY LINK</a>");
		 
	}
}