Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package io.muic.ooc.webapp.servlet; import io.muic.ooc.webapp.service.User; import io.muic.ooc.webapp.service.UserService; import org.apache.commons.lang.StringUtils; import javax.servlet.RequestDispatcher; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; public class UserServlet extends HttpServlet { private UserService userService; public void setUserManager(UserService userService) { this.userService = userService; } @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { String username = request.getParameter("username"); User user = userService.getUser(username); if (user != null) { request.setAttribute("user", username); StringBuilder userDetails = new StringBuilder("<table class=\"table table-bordered table-striped\">" + "<thead class=\"thead-inverse\"><tr><th>UserInfo</th><th></th></thead>"); userDetails.append("<tr><td>Username</td><td>" + user.getUserName() + "</td></tr>"); // userDetails.append("<tr><td>Password</td><td>"+user.getPassword()+"</td></tr>"); userDetails.append("<tr><td>Email</td><td>" + user.getEmail() + "</td></tr>"); userDetails.append("<tr><td>FirstName</td><td>" + user.getFirstName() + "</td></tr>"); userDetails.append("<tr><td>LastName</td><td>" + user.getLastName() + "</td></tr>"); userDetails.append("</tbody></table>"); request.setAttribute("userDetails", userDetails); RequestDispatcher rd = request.getRequestDispatcher("WEB-INF/user.jsp"); rd.include(request, response); } else { response.sendRedirect("/"); } } // @Override // protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // String username = request.getParameter("username"); // request.setAttribute("username", username); // RequestDispatcher rd = request.getRequestDispatcher("WEB-INF/user.jsp"); // rd.include(request, response); // } }