📄 e0955d3ebd88001d160fad3e9d937e41
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package com.pure35.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
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 com.pure35.database.UserDao;
import com.pure35.vo.UserVo;
public class UpdatePassword 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");
PrintWriter out = response.getWriter();
out
.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
out.println("<HTML>");
out.println(" <HEAD><TITLE>A Servlet</TITLE></HEAD>");
out.println(" <BODY>");
out.print(" This is ");
out.print(this.getClass());
out.println(", using the GET method");
out.println(" </BODY>");
out.println("</HTML>");
out.flush();
out.close();
}
/**
* 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 {
//获取登陆用户名
HttpSession session=request.getSession();
String user=(String)session.getAttribute("userName");
String newPassword=request.getParameter("password");
UserVo uservo=new UserVo();
uservo.setUserName(user);
uservo.setPassword(newPassword);
UserDao userDao=new UserDao();
boolean isUpdate=false;
isUpdate=userDao.updatePassword(uservo);
RequestDispatcher dispatcher=null;
if(isUpdate){
//成功把用户信息存入数据库
dispatcher=request.getRequestDispatcher("login.jsp");
}
else{
//保存用户信息失败
dispatcher=request.getRequestDispatcher("regist.jsp");
}
dispatcher.forward(request, response);
}
}
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