Create Runnable Class

public class MyRunnable implements Runnable {
    @Override
    public void run() {
        System.out.println("Creating thread with Runnable: Thread is running...");
    }
}

public class Main {
    public static void main(String[] args) {
        MyRunnable myRunnable = new MyRunnable();
        Thread myThread = new Thread(myRunnable);
        myThread.start();
        System.out.println("Thread is started.");
    }
}