Created
August 19, 2018 10:28
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Observable.create(new ObservableOnSubscribe<Integer>() { | |
@Override | |
public void subscribe(ObservableEmitter<Integer> emitter) { | |
int num = (int) (Math.random() * 10); | |
if (num % 2 == 0) { | |
emitter.onNext(num); | |
} | |
emitter.onComplete(); | |
} | |
}) | |
.defaultIfEmpty(-10) | |
.subscribe(new Observer<Integer>() { | |
@Override | |
public void onSubscribe(Disposable d) { | |
} | |
@Override | |
public void onNext(Integer integer) { | |
System.out.println("onNext: " + integer); | |
} | |
@Override | |
public void onError(Throwable e) { | |
} | |
@Override | |
public void onComplete() { | |
} | |
}); |
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