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- localhost:8080/user
- }
- protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
- Connection con = null;
- Statement st = null;
- ResultSet rs = null;
- String url = "jdbc:mysql://localhost:3306/joker";
- String user = "kryternext";
- String password = "11121997";
- ArrayList<Point> points = new ArrayList<Point>();
- String message = null;
- try {
- Class.forName("com.mysql.jdbc.Driver");
- con = DriverManager.getConnection(url, user, password);
- st = con.createStatement();
- rs = st.executeQuery("SELECT * FROM joker.point;");
- while (rs.next()) {
- Point p = new Point();
- p.setId(rs.getInt("id"));
- p.setName(rs.getString("name"));
- points.add(p);
- }
- if (rs.next()) {
- message = rs.getString(1);
- }
- } catch (SQLException | ClassNotFoundException ex) {
- message = ex.getMessage();
- } finally {
- try {
- if (rs != null) {
- rs.close();
- }
- if (st != null) {
- st.close();
- }
- if (con != null) {
- con.close();
- }
- } catch (SQLException ex) {
- message = ex.getMessage();
- }
- }
- String page;
- try {
- page = request.getParameter("page");
- } catch (Exception e) {
- page = "home";
- }
- request.setAttribute("points", points);
- request.setAttribute("page", page);
- request.setAttribute("message", message);
- if (page != null) {
- switch (page) {
- case "about":
- request.getRequestDispatcher("/about.jsp").forward(request, response);
- break;
- case "contact":
- request.getRequestDispatcher("/contact.jsp").forward(request, response);
- break;
- default:
- request.getRequestDispatcher("/index.jsp").forward(request, response);
- break;
- }
- } else {
- request.getRequestDispatcher("/index.jsp").forward(request, response);
- }
- }
- }
- <%@ page contentType="text/html;charset=UTF-8" language="java" %>
- <%@page import="model.*" %>
- <%@ page import="java.util.List,java.util.ArrayList,java.util.Iterator"%>
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="utf-8">
- <meta http-equiv="X-UA-Compatible" content="IE=edge">
- <meta name="viewport" content="width=device-width, initial-scale=1">
- <title>Joker</title>
- <!-- Bootstrap Core CSS -->
- <link href="css/bootstrap.css" rel="stylesheet">
- <!--[if lt IE 9]>
- <script src="js/html5shiv.js"></script>
- <script src="js/respond.js"></script>
- <![endif]-->
- </head>
- <body>
- <%
- out.println("Your IP address is " + request.getRemoteAddr());
- ArrayList<Point> points = (ArrayList<Point>) request.getAttribute("points");
- %>
- <%@ include file="_menu.jsp" %>
- <br/>
- <div class="row">
- <div class="col-md-12">
- <h1>Home</h1>
- <p>${page}</p>
- <p>${message}</p>
- <ul>
- <% for (int i = 0; i < points.size(); i++) { %>
- <li>
- <%= points.get(i).getId() %>
- :
- <%= points.get(i).getName() %>
- </li>
- <%}%>
- </ul>
- </div>
- </div>
- <!-- jQuery -->
- <script src="js/jquery.js"></script>
- <!-- Bootstrap Core JavaScript -->
- <script src="js/bootstrap.js"></script>
- </body>
- </html>
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