Code for Password Prompting with java.io.Console

import java.io.Console;
import java.util.Arrays;

public class PasswordPromptingDemo {

public static void main(String[] args) {
Console console = System.console();

if (console == null) {
System.out.println("Console is not available");
System.exit(1);
}

char[] password = "mustang".toCharArray();

char[] passwordEntered = console.readPassword("Enter password: ");

if (Arrays.equals(password, passwordEntered)) {
System.out.println("\n Access granted \n");
Arrays.fill(password, ' ');
Arrays.fill(passwordEntered, ' ');
System.out.println("OK ...");
} else {
System.out.println("Access denied");
System.exit(1);
}
}
}