public Observable<String> waitForEndObservable(@Nullable final CancellableHandler handler) {
if (handler != null) {
handler.unsubscribeIfCancelled(subscription);
}
loading.onCompleted();
return waitForEnd;
}
public void waitForBackgroundLoading(@Nullable final CancellableHandler handler) {
if (handler != null) {
handler.unsubscribeIfCancelled(subscription);
}
loading.onCompleted();
waitForEnd.toBlockingObservable().lastOrDefault(null);
}