Creating a thread and performing Single task using single Thread

 

//inherits Thread class

//performing single task using single thread

public class CreateThread extends Thread {

  @Override

  public void run() {

    System.out.println("Thread Task");

  }

  public static void main(String[] args) {

    //Creating object of class CreateThread

    CreateThread c1 = new CreateThread();

    //invoking thread using start method;

    c1.start();

    //gives exception, we can not start a thread twice

    c1.start();

  }

}