class SubjectTypes {

​

    public static void main(String[] args) throws InterruptedException {

        Subject<Long> subject = UnicastSubject.create();

        Observable.interval(500, TimeUnit.MILLISECONDS)

        .subscribe(subject);

        Thread.sleep(2000);

        subject.subscribe(e -> System.out.println("Subscriber 1: "+ e));

        Thread.sleep(2000);

//      subject.onNext("a");

//      subject.onNext("b");

//      subject.onNext("c");

//      

//      //subject.subscribe(e -> System.out.println("Subscriber 2: "+ e));

//      

//      subject.onNext("d");

//      subject.onNext("e");

//      subject.onComplete();

​

​

    }

​

}

​