io.reactivex.rxjava3.core.ObservableOnSubscribe Java Examples

The following examples show how to use io.reactivex.rxjava3.core.ObservableOnSubscribe. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: RxEventSources.java    From mobius with Apache License 2.0 6 votes vote down vote up 
/**
 * Create an observable from the given event source.
 *
 * @param eventSource the eventSource you want to convert to an observable
 * @param <E> the event type
 * @return an Observable based on the provided event source
 */
@NonNull
public static <E> Observable<E> toObservable(final EventSource<E> eventSource) {
  return Observable.create(
      new ObservableOnSubscribe<E>() {
        @Override
        public void subscribe(@NonNull ObservableEmitter<E> emitter) throws Throwable {
          final com.spotify.mobius.disposables.Disposable disposable =
              eventSource.subscribe(
                  new com.spotify.mobius.functions.Consumer<E>() {
                    @Override
                    public void accept(E value) {
                      emitter.onNext(value);
                    }
                  });
          emitter.setCancellable(
              new Cancellable() {
                @Override
                public void cancel() throws Throwable {
                  disposable.dispose();
                }
              });
        }
      });
}
Example #2
Source File: Rx3Apollo.java    From apollo-android with MIT License 6 votes vote down vote up 
/**
 * Converts an {@link ApolloQueryWatcher} to an asynchronous Observable.
 *
 * @param watcher the ApolloQueryWatcher to convert.
 * @param <T>     the value type
 * @return the converted Observable
 * @throws NullPointerException if watcher == null
 */
@NotNull
@CheckReturnValue
public static <T> Observable<Response<T>> from(@NotNull final ApolloQueryWatcher<T> watcher) {
  checkNotNull(watcher, "watcher == null");
  return Observable.create(new ObservableOnSubscribe<Response<T>>() {
    @Override public void subscribe(final ObservableEmitter<Response<T>> emitter) throws Exception {
      cancelOnObservableDisposed(emitter, watcher);

      watcher.enqueueAndWatch(new ApolloCall.Callback<T>() {
        @Override public void onResponse(@NotNull Response<T> response) {
          if (!emitter.isDisposed()) {
            emitter.onNext(response);
          }
        }

        @Override public void onFailure(@NotNull ApolloException e) {
          Exceptions.throwIfFatal(e);
          if (!emitter.isDisposed()) {
            emitter.onError(e);
          }
        }
      });
    }
  });
}
Example #3
Source File: Rx3Apollo.java    From apollo-android with MIT License 5 votes vote down vote up 
/**
 * Converts an {@link ApolloCall} to an {@link Observable}. The number of emissions this Observable will have is based
 * on the {@link com.apollographql.apollo.fetcher.ResponseFetcher} used with the call.
 *
 * @param call the ApolloCall to convert
 * @param <T>  the value type.
 * @return the converted Observable
 * @throws NullPointerException if originalCall == null
 */
@NotNull
@CheckReturnValue
public static <T> Observable<Response<T>> from(@NotNull final ApolloCall<T> call) {
  checkNotNull(call, "call == null");

  return Observable.create(new ObservableOnSubscribe<Response<T>>() {
    @Override public void subscribe(final ObservableEmitter<Response<T>> emitter) throws Exception {
      cancelOnObservableDisposed(emitter, call);
      call.enqueue(new ApolloCall.Callback<T>() {
        @Override public void onResponse(@NotNull Response<T> response) {
          if (!emitter.isDisposed()) {
            emitter.onNext(response);
          }
        }

        @Override public void onFailure(@NotNull ApolloException e) {
          Exceptions.throwIfFatal(e);
          if (!emitter.isDisposed()) {
            emitter.onError(e);
          }
        }

        @Override public void onStatusEvent(@NotNull ApolloCall.StatusEvent event) {
          if (event == ApolloCall.StatusEvent.COMPLETED && !emitter.isDisposed()) {
            emitter.onComplete();
          }
        }
      });
    }
  });
}
Example #4
Source File: ObservableRxInvokerImpl.java    From cxf with Apache License 2.0 5 votes vote down vote up 
private <T> Observable<T> create(Supplier<T> supplier) {
    Observable<T> observable = Observable.create(new ObservableOnSubscribe<T>() {
        @Override
        public void subscribe(ObservableEmitter<T> emitter) throws Exception {
            try {
                T response = supplier.get();
                if (!emitter.isDisposed()) {
                    emitter.onNext(response);
                }
                
                if (!emitter.isDisposed()) {
                    emitter.onComplete();
                }
            } catch (Throwable e) {
                if (!emitter.isDisposed()) {
                    emitter.onError(e);
                }
            }
        }
    });
    
    if (sc == null) {
        return observable.subscribeOn(Schedulers.io());
    }
    
    return observable.subscribeOn(sc).observeOn(sc);
}
Example #5
Source File: RxMobiusLoop.java    From mobius with Apache License 2.0 4 votes vote down vote up 
@Override
public ObservableSource<M> apply(@NonNull Observable<E> upstream) {
  return Observable.create(
      new ObservableOnSubscribe<M>() {
        @Override
        public void subscribe(@NonNull ObservableEmitter<M> emitter) throws Throwable {
          final MobiusLoop<M, E, ?> loop;

          if (startEffects == null) {
            loop = loopFactory.startFrom(startModel);
          } else {
            loop = loopFactory.startFrom(startModel, startEffects);
          }

          loop.observe(
              new com.spotify.mobius.functions.Consumer<M>() {
                @Override
                public void accept(M value) {
                  emitter.onNext(value);
                }
              });
          final Disposable eventsDisposable =
              upstream.subscribe(
                  new Consumer<E>() {
                    @Override
                    public void accept(E event) throws Throwable {
                      loop.dispatchEvent(event);
                    }
                  },
                  new Consumer<Throwable>() {
                    @Override
                    public void accept(Throwable throwable) throws Throwable {
                      emitter.onError(new UnrecoverableIncomingException(throwable));
                    }
                  });
          emitter.setCancellable(
              new Cancellable() {
                @Override
                public void cancel() throws Throwable {
                  loop.dispose();
                  eventsDisposable.dispose();
                }
              });
        }
      });
}
Example #6
Source File: RxConnectables.java    From mobius with Apache License 2.0 4 votes vote down vote up 
@NonNull
public static <I, O> ObservableTransformer<I, O> toTransformer(
    final Connectable<I, O> connectable) {
  return new ObservableTransformer<I, O>() {
    @Override
    public @NonNull ObservableSource<O> apply(@NonNull Observable<I> upstream) {
      return Observable.create(
          new ObservableOnSubscribe<O>() {
            @Override
            public void subscribe(@NonNull ObservableEmitter<O> emitter) throws Throwable {
              com.spotify.mobius.functions.Consumer<O> output = emitter::onNext;
              final Connection<I> input = connectable.connect(output);
              final Disposable disposable =
                  upstream.subscribe(
                      new Consumer<I>() {
                        @Override
                        public void accept(I value) throws Throwable {
                          input.accept(value);
                        }
                      },
                      new Consumer<Throwable>() {
                        @Override
                        public void accept(Throwable error) throws Throwable {
                          emitter.onError(error);
                        }
                      },
                      new Action() {
                        @Override
                        public void run() throws Throwable {
                          emitter.onComplete();
                        }
                      });

              emitter.setCancellable(
                  new Cancellable() {
                    @Override
                    public void cancel() throws Throwable {
                      disposable.dispose();
                      input.dispose();
                    }
                  });
            }
          });
    }
  };
}
Example #7
Source File: DefaultObservable.java    From zap-android with MIT License 4 votes vote down vote up 
public static <T> Observable<T> createDefault(@NonNull ObservableOnSubscribe<T> observableOnSubscribe) {
    return create(observableOnSubscribe).subscribeOn(Schedulers.io()).observeOn(AndroidSchedulers.mainThread());
}