gistfile1.txt

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class Main {

  public static void main(String[] args) {
    ExecutorService executor = Executors.newFixedThreadPool(2);
    executor.execute(new Runnable() {
      public void run() {
        System.out.println("Done");
      }
    });
    System.out.println(executor);
    System.exit(0);
  }

}