login

import java.util.Arrays;

import javax.swing.JOptionPane;

public class UserLogin {

    public static void main(String[] args) {

        // arrays for usernames and passwords

        String[] usernames = { "x", "jimmy12", "john05", "lauren01", "katie90" };
        String[] passwords = { "x", "mets7654", "bass1276", "beauty0000", "password2176" };

        // handles user's choice
        String username, password;

        while (true) {

            char choice = JOptionPane.showInputDialog("(l)ogin to account\n" + "(q)uit program\n").charAt(0);
            if (choice == 'q') System.exit(0);

            username = JOptionPane.showInputDialog("Enter username ");
            password = JOptionPane.showInputDialog("Enter password ");

            int ui = Arrays.asList(usernames).indexOf(username);
            if (ui > -1 && ui == Arrays.asList(passwords).indexOf(password)) break;

        } // ends while loop

        JOptionPane.showMessageDialog(null, "You are logged in!");

    } // ends main

} // ends class