import io.reactivex.Observable; import io.reactivex.Observer; import io.reactivex.disposables.Disposable; public class EventExample { public static void main(String[] args) { Observable<Integer> observable = Observable.just(1, 2, 3, 4, 5); Observer<Integer> observer = new Observer<Integer>() { @Override public void onSubscribe(Disposable d) { System.out.println("onSubscribe"); } @Override public void onNext(Integer integer) { System.out.println("onNext: " + integer); } @Override public void onError(Throwable e) { System.out.println("onError: " + e.getMessage()); } @Override public void onComplete() { System.out.println("onComplete"); } }; observable.subscribe(observer); } } import io.reactivex.Observable; public class DataTransformationExample { public static void main(String[] args) { Observable<Integer> observable = Observable.just(1, 2, 3, 4, 5); observable } }


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