io.reactivex.observables.GroupedObservable Java Examples

The following examples show how to use io.reactivex.observables.GroupedObservable. 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: ScanSettingsEmulator.java    From RxAndroidBle with Apache License 2.0 6 votes vote down vote up 
private static ObservableTransformer<RxBleInternalScanResult, RxBleInternalScanResult> splitByAddressAndForEach(
        final ObservableTransformer<RxBleInternalScanResult, RxBleInternalScanResult> compose
) {
    return new ObservableTransformer<RxBleInternalScanResult, RxBleInternalScanResult>() {
        @Override
        public Observable<RxBleInternalScanResult> apply(Observable<RxBleInternalScanResult> observable) {
            return observable
                    .groupBy(new Function<RxBleInternalScanResult, String>() {
                        @Override
                        public String apply(RxBleInternalScanResult rxBleInternalScanResult) {
                            return rxBleInternalScanResult.getBluetoothDevice().getAddress();
                        }
                    })
                    .flatMap(new Function<GroupedObservable<String, RxBleInternalScanResult>, Observable<RxBleInternalScanResult>>() {
                        @Override
                        public Observable<RxBleInternalScanResult> apply(
                                GroupedObservable<String, RxBleInternalScanResult> groupedObservable) {
                            return groupedObservable.compose(compose);
                        }
                    });
        }
    };
}
Example #2
Source File: WindowIfChangedTest.java    From RxWindowIfChanged with Apache License 2.0 6 votes vote down vote up 
@Test public void completeCompletesInner() {
  Observable<Message> messages = Observable.just(new Message("Bob", "Hello"));
  final AtomicInteger seen = new AtomicInteger();
  WindowIfChanged.create(messages, userSelector)
      .switchMap(
          new Function<GroupedObservable<String, Message>, Observable<Notification<String>>>() {
            @Override public Observable<Notification<String>> apply(
                GroupedObservable<String, Message> group) {
              final int count = seen.incrementAndGet();
              return group.map(new Function<Message, String>() {
                @Override public String apply(Message message) throws Exception {
                  return count + " " + message;
                }
              }).materialize();
            }
          })
      .test()
      .assertValues( //
          Notification.createOnNext("1 Bob Hello"), //
          Notification.<String>createOnComplete()) //
      .assertComplete();
}
Example #3
Source File: WindowIfChangedTest.java    From RxWindowIfChanged with Apache License 2.0 6 votes vote down vote up 
@Test public void errorCompletesInner() {
  RuntimeException error = new RuntimeException("boom!");
  Observable<Message> messages = Observable.just( //
      Notification.createOnNext(new Message("Bob", "Hello")),
      Notification.createOnError(error)
  ).dematerialize();
  final AtomicInteger seen = new AtomicInteger();
  WindowIfChanged.create(messages, userSelector)
      .switchMap(
          new Function<GroupedObservable<String, Message>, Observable<Notification<String>>>() {
            @Override public Observable<Notification<String>> apply(
                GroupedObservable<String, Message> group) {
              final int count = seen.incrementAndGet();
              return group.map(new Function<Message, String>() {
                @Override public String apply(Message message) throws Exception {
                  return count + " " + message;
                }
              }).materialize();
            }
          })
      .test()
      .assertValues( //
          Notification.createOnNext("1 Bob Hello"), //
          Notification.<String>createOnComplete()) //
      .assertError(error);
}
Example #4
Source File: WindowIfChangedTest.java    From RxWindowIfChanged with Apache License 2.0 5 votes vote down vote up 
@Test public void splits() {
  Observable<Message> messages = Observable.just( //
      new Message("Bob", "Hello"), //
      new Message("Bob", "World"), //
      new Message("Alice", "Hey"), //
      new Message("Bob", "What's"), //
      new Message("Bob", "Up?"), //
      new Message("Eve", "Hey") //
  );
  final AtomicInteger seen = new AtomicInteger();
  WindowIfChanged.create(messages, userSelector)
      .switchMap(
          new Function<GroupedObservable<String, Message>, Observable<Notification<String>>>() {
            @Override public Observable<Notification<String>> apply(
                GroupedObservable<String, Message> group) {
              final int count = seen.incrementAndGet();
              return group.map(new Function<Message, String>() {
                @Override public String apply(Message message) throws Exception {
                  return count + " " + message;
                }
              }).materialize();
            }
          })
      .test()
      .assertValues( //
          Notification.createOnNext("1 Bob Hello"), //
          Notification.createOnNext("1 Bob World"), //
          Notification.<String>createOnComplete(), //
          Notification.createOnNext("2 Alice Hey"), //
          Notification.<String>createOnComplete(), //
          Notification.createOnNext("3 Bob What's"), //
          Notification.createOnNext("3 Bob Up?"), //
          Notification.<String>createOnComplete(), //
          Notification.createOnNext("4 Eve Hey"), //
          Notification.<String>createOnComplete()); //
}
Example #5
Source File: WindowIfChangedObservable.java    From RxWindowIfChanged with Apache License 2.0 4 votes vote down vote up 
@Override protected void subscribeActual(Observer<? super GroupedObservable<K, T>> observer) {
  upstream.subscribe(new WindowIfChangedObserver<>(keySelector, observer));
}
Example #6
Source File: WindowIfChangedObserver.java    From RxWindowIfChanged with Apache License 2.0 4 votes vote down vote up 
WindowIfChangedObserver(Function<? super T, ? extends K> keySelector,
    Observer<? super GroupedObservable<K, T>> observer) {
  this.keySelector = keySelector;
  this.observer = observer;
}
Example #7
Source File: WindowIfChanged.java    From RxWindowIfChanged with Apache License 2.0 4 votes vote down vote up 
public static <T, K> Observable<GroupedObservable<K, T>> create(Observable<T> upstream,
    Function<? super T, ? extends K> keySelector) {
  return new WindowIfChangedObservable<>(upstream, keySelector);
}