executorservicejfxpt2

 import java.util.concurrent.ExecutorService;

import java.util.concurrent.Executors;

import javafx.concurrent.Task;

Task <Void> task=new Task<Void>() {
 @Override
   protected Void call() throws Exception {
     System.out.println("Metodo.call()");
         return null;// retorno nul

}
 };
    ExecutorService exS=Executors.newSingleThreadExecutor();
      exS.submit(task);