Java read user input from console using Scanner



package org.kodejava.example.util;

02. 

03.import java.util.Scanner;

04. 

05.public class ScannerDemo {

06.    public static void main(String[] args) {

07.        Scanner scanner = new Scanner(System.in);

08. 

09.        //

10.        // Read string input for username

11.        //

12.        System.out.print("Username: ");

13.        String username = scanner.nextLine();

14. 

15.        //

16.        // Read string input for password

17.        //

18.        System.out.print("Password: ");

19.        String password = scanner.nextLine();

20. 

21.        //

22.        // Read an integer input for another challenge

23.        //

24.        System.out.print("What is 2 + 2: ");

25.        int result = scanner.nextInt();

26. 

27.        if (username.equals("admin") && password.equals("secret") && result == 4) {

28.            System.out.println("Welcome to Java Application");

29.        } else {

30.            System.out.println("Invalid username or password, access denied!");

31.        }

32.    }

33.}