ExecutorService-Single-Thread-Example

package io.vertx.example;

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

public class ExecutorExample {

    public static void main(String[] args) {
        System.out.println("Inside  : " + Thread.currentThread().getName());


        System.out.println("Creating Executor Service...");
        ExecutorService executorService= Executors.newSingleThreadExecutor();

        System.out.println("Creating Runnable...");
        Runnable runnable1 = ( ) -> {

            try {
                Thread.sleep(3000);
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
            System.out.println("Inside : " + Thread.currentThread().getName());
        };


        System.out.println("Creating Runnable 2 Example ....");
        Runnable runnable2 = ( ) -> {

            System.out.println("Inside : "+ Thread.currentThread().getName());

        };


        System.out.println("submitting runnable 1");
        executorService.submit(runnable1);

        System.out.println("Submitting runnable 2");
        executorService.submit(runnable2);


        executorService.shutdown();
    }
}