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- @RequestMapping(value = "/login",method = RequestMethod.POST)
- public ModelAndView login(@ModelAttribute("user")User user, BindingResult bindingResult,
- HttpServletRequest request, HttpServletResponse response,
- @RequestParam("usernametxt") String username, @RequestParam("passwordtxt") String password)
- {
- try
- {
- // Using Spring ValidationUtils class to check for empty fields.
- // This will add the error if any in the bindingResult object.
- ValidationUtils.rejectIfEmptyOrWhitespace(bindingResult,"userName","usernametxt", "Username cannot be empty.");
- ValidationUtils.rejectIfEmptyOrWhitespace(bindingResult,"password","passwordtxt", "Password should not be empty");
- if (bindingResult.hasErrors())
- {
- //returning the errors on same page if any errors..
- return new ModelAndView("/LoginPage", "user", user);
- }
- else
- {
- // If the user details is validated then redirecting the user to success page,
- // else returning the error message on login page.
- ServiceFacade facade = new ServiceFacadeImpl();
- List<User> userList = facade.getAllUsers();
- for(int index = 0; index < userList.size(); index++){
- String uname = userList.get(index).getUserName();
- String pword = userList.get(index).getPassword();
- if(username.equals(uname) && password.equals(pword))
- {
- request.getSession().setAttribute("user", user);
- //Creating a redirection view to success page. This will redirect to UsersController
- RedirectView redirectView = new RedirectView("success.do", true);
- return new ModelAndView(redirectView);
- }
- else
- {
- bindingResult.addError(new ObjectError("Invalid", "Invalid credentials. " +
- "Username or Password is incorrect."));
- //return new ModelAndView("login", "user", user);
- }
- }
- }
- } catch (Exception e) {
- System.out.println("Exception in LoginController "+e.getMessage());
- e.printStackTrace();
- return new ModelAndView("/LoginPage", "user", user);
- }
- return null;
- }
- package com.nutsaboutcandywebproject.model;
- import static javax.persistence.GenerationType.IDENTITY;
- import javax.persistence.Column;
- import javax.persistence.Entity;
- import javax.persistence.GeneratedValue;
- import javax.persistence.Id;
- import javax.persistence.Table;
- @Entity
- @Table(name = "users", catalog = "db_nutsaboutcandy")
- public class User {
- private int userId;
- private String username;
- private String firstname;
- private String lastname;
- private String password;
- private String role;
- private String address;
- public User(){
- }
- public User(int userId, String username, String firstname,
- String lastname, String password, String role, String address) {
- super();
- this.userId = userId;
- this.username = username;
- this.firstname = firstname;
- this.lastname = lastname;
- this.password = password;
- this.role = role;
- this.address = address;
- }
- @Id
- @GeneratedValue(strategy = IDENTITY)
- @Column(name = "user_id", unique = true, nullable = false)
- public Integer getUserId() {
- return userId;
- }
- public void setUserId(int userId) {
- this.userId = userId;
- }
- @Column(name = "username", nullable = false)
- public String getUserName() {
- return username;
- }
- public void setUserName(String username) {
- this.username = username;
- }
- @Column(name = "firstname", nullable = false)
- public String getFirstname() {
- return firstname;
- }
- public void setFirstname(String firstname) {
- this.firstname = firstname;
- }
- @Column(name = "lastname", nullable = false)
- public String getLastname() {
- return lastname;
- }
- public void setLastname(String lastname) {
- this.lastname = lastname;
- }
- @Column(name = "password", nullable = false)
- public String getPassword() {
- return password;
- }
- public void setPassword(String password) {
- if(password.length()>=6){
- this.password = password;
- }
- else{
- throw new IllegalArgumentException("Password length must be more than 6 characters");
- }
- }
- @Column(name = "user_role", nullable = false)
- public String getRole() {
- return role;
- }
- public void setRole(String role) {
- this.role = role;
- }
- @Column(name = "address", nullable = false)
- public String getAddress() {
- return address;
- }
- public void setAddress(String address) {
- this.address = address;
- }
- }
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