import java.util.Timer; import java.util.TimerTask; import java.text.SimpleDateFormat; import java.util.Date; public class AlarmClock { public static void main(String[] args) { // Set the alarm time (24-hour format) String alarmTime = "15:30"; // Change this to your desired alarm time // Create a timer Timer timer = new Timer(); // Define a task to be executed when the alarm time is reached TimerTask task = new TimerTask() { public void run() { SimpleDateFormat sdf = new SimpleDateFormat("HH:mm"); String currentTime = sdf.format(new Date()); if (currentTime.equals(alarmTime)) { System.out.println("Alarm! It's time to wake up!"); // You can replace the message with any action you want } } };