diff --git a/jweb/src/edu/hzu/javaweb/labs/se1414080902121/Datab.java b/jweb/src/edu/hzu/javaweb/labs/se1414080902121/Datab.java
new file mode 100644
index 00000000..8f3f96cf
--- /dev/null
+++ b/jweb/src/edu/hzu/javaweb/labs/se1414080902121/Datab.java
@@ -0,0 +1,45 @@
+package javabean;
+import java.sql.*;
+public class Datab {
+boolean bInited = false;
+public void initJDBC() throws ClassNotFoundException {
+Class.forName("com.mysql.jdbc.Driver");
+bInited = true;
+System.out.println("Operation succeeded!");
+}
+public Connection getConnection() throws ClassNotFoundException,
+SQLException{
+if(!bInited){
+initJDBC();
+}
+Connection conn = DriverManager.getConnection(
+"jdbc:mysql://localhost:3306/user","root","");
+return conn;
+}
+public boolean loginSuccess(String userName,String password){
+boolean returnValue = false;
+String sql = "SELECT * FROM user";
+Connection conn = null;
+Statement stmt = null;
+ResultSet rs = null;
+try{
+conn = getConnection();
+stmt = conn.createStatement();
+rs = stmt.executeQuery(sql);
+while(rs.next()){
+String userNameInDB = rs.getString("name");
+String passwordInDB = rs.getString("pwd");
+if(userNameInDB.equals(userName) &&
+passwordInDB.equals(password)){
+returnValue = true;
+break;
+}
+}
+}catch (ClassNotFoundException e) {
+e.printStackTrace();
+}catch (SQLException e) {
+e.printStackTrace();
+}
+return returnValue;
+}
+}
diff --git a/jweb/src/edu/hzu/javaweb/labs/se1414080902121/UseServlet.java b/jweb/src/edu/hzu/javaweb/labs/se1414080902121/UseServlet.java
new file mode 100644
index 00000000..593e5d8e
--- /dev/null
+++ b/jweb/src/edu/hzu/javaweb/labs/se1414080902121/UseServlet.java
@@ -0,0 +1,39 @@
+package edu.hzu.javaweb.labs.se1414080902121;
+import java.io.IOException;
+import javax.servlet.ServletConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javabean.Datab;
+public class UseServlet implements javax.servlet.Servlet{
+public void destroy() {
+}
+public ServletConfig getServletConfig() {
+return null;
+}
+public String getServletInfo() {
+return null;
+}
+public void init(ServletConfig arg0) throws ServletException {
+}
+public void doPost(HttpServletRequest request,HttpServletResponse response)
+throws ServletException,IOException{
+String userName = request.getParameter("username");
+String password = request.getParameter("password");
+Datab db = new Datab();
+boolean canLogin = db.loginSuccess(userName, password);
+if(canLogin){
+response.sendRedirect("display.jsp");
+}else{
+response.sendRedirect("failure.jsp");
+}
+}
+public void service(ServletRequest request, ServletResponse response)
+throws ServletException, IOException {
+HttpServletRequest rq = (HttpServletRequest)request;
+HttpServletResponse rs = (HttpServletResponse) response;
+doPost(rq,rs);
+}
+}
diff --git a/jweb/web/1414080902121/login.jsp b/jweb/web/1414080902121/login.jsp
new file mode 100644
index 00000000..8efdc891
--- /dev/null
+++ b/jweb/web/1414080902121/login.jsp
@@ -0,0 +1,42 @@
+<%@ page language="java" contentType="text/html; charset=UTF-8"
+ pageEncoding="UTF-8"%>
+
+
+
+
+登陆
+
+
+
+
+
+
\ No newline at end of file