import javax.swing.JOptionPane;

 public class Password_DiljotJ_R1 {

public static void main(String[] args) {

    int attempt = 0;

    String username = "john";
    String password = "123";
    String usernameEntered;
    String passwordEntered;

    usernameEntered = (JOptionPane.showInputDialog("Please enter the username"));
    passwordEntered = (JOptionPane.showInputDialog("Please enter the password"));

     if (usernameEntered.equals(username) && passwordEntered.equals(password) ){

         JOptionPane.showMessageDialog(null,"Credentials Match. Welcome John!");
    }



     else if (usernameEntered.equals(username)) {

        JOptionPane.showMessageDialog(null,"Password Invalid.");
        attempt++;
        passwordEntered = (JOptionPane.showInputDialog("Please enter the password AGAIN"));

        }

    else if (passwordEntered.equals(password)) {

        JOptionPane.showMessageDialog(null, "Username Invalid.");
        attempt++;
        usernameEntered = (JOptionPane.showInputDialog("Please enter username AGAIN"));
    }

    else {

        JOptionPane.showMessageDialog(null,"Both username and password are inncorrect. Who are you");
        attempt++;
        usernameEntered = (JOptionPane.showInputDialog("Please enter username AGAIN"));
        passwordEntered = (JOptionPane.showInputDialog("Please enter password AGAIN"));
    }

   if (attempt == 5){

       JOptionPane.showMessageDialog(null,"You've reached maximum attempts. Program will now close");
   }


   }


}

int attempt = 0;

String username = "john";
String password = "123";
String usernameEntered;
String passwordEntered;

usernameEntered = (JOptionPane.showInputDialog("Please enter the username"));
passwordEntered = (JOptionPane.showInputDialog("Please enter the password"));

 if (usernameEntered.equals(username) && passwordEntered.equals(password) ){

     JOptionPane.showMessageDialog(null,"Credentials Match. Welcome John!");
}

    if (attempt == 5){

   JOptionPane.showMessageDialog(null,"You've reached maximum attempts.                 Program will now close");
 break;
    }

 else if (usernameEntered.equals(username)) {

    JOptionPane.showMessageDialog(null,"Password Invalid.");
    attempt++;
    passwordEntered = (JOptionPane.showInputDialog("Please enter the password AGAIN"));

         }

else if (passwordEntered.equals(password)) {

    JOptionPane.showMessageDialog(null, "Username Invalid.");
    attempt++;
    usernameEntered = (JOptionPane.showInputDialog("Please enter username AGAIN"));
     }

else {

    JOptionPane.showMessageDialog(null,"Both username and password are inncorrect. Who are you");
    attempt++;
    usernameEntered = (JOptionPane.showInputDialog("Please enter username AGAIN"));
    passwordEntered = (JOptionPane.showInputDialog("Please enter password AGAIN"));
     }
    }
 }