selectservlet.java

来自「是一个在线通讯录！很好的」· Java 代码 · 共 71 行

package servlet;

import java.io.IOException;
import java.io.PrintWriter;


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

import operation.UserBo;

public class selectServlet extends HttpServlet {

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html;charset=GBK");
		PrintWriter out = response.getWriter();
		doPost(request,response);
	
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html;charset=GBK");
		request.setCharacterEncoding("GBK");
		PrintWriter out = response.getWriter();
		HttpSession session=request.getSession();
		UserBo user= new UserBo();
		String userName=request.getParameter("userName");
		String password=request.getParameter("password");
		if(user.validUser(userName, password))
		{
			session.setAttribute("user", user);
			System.out.print("登录成功");
		}
		else
		{
			System.out.print("denglu shi bai");
			response.sendRedirect("/addressBook/index.jsp");
			
		}
		
	}

}