Java Code Examples for io.reactivex.rxjava3.core.Single#create()

The following examples show how to use io.reactivex.rxjava3.core.Single#create() . 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: Rx3Apollo.java    From apollo-android with MIT License 6 votes vote down vote up 
/**
 * Converts an {@link ApolloStoreOperation} to a Single.
 *
 * @param operation the ApolloStoreOperation to convert
 * @param <T>       the value type
 * @return the converted Single
 */
@NotNull
@CheckReturnValue
public static <T> Single<T> from(@NotNull final ApolloStoreOperation<T> operation) {
  checkNotNull(operation, "operation == null");
  return Single.create(new SingleOnSubscribe<T>() {
    @Override
    public void subscribe(final SingleEmitter<T> emitter) {
      operation.enqueue(new ApolloStoreOperation.Callback<T>() {
        @Override
        public void onSuccess(T result) {
          emitter.onSuccess(result);
        }

        @Override
        public void onFailure(Throwable t) {
          emitter.onError(t);
        }
      });
    }
  });
}
Example 2
Source File: CatnipShardImpl.java    From catnip with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
@Nonnull
@Override
public Single<ShardConnectState> connect() {
    if(connected) {
        return Single.error(new IllegalStateException("Cannot connect shard twice, redeploy it."));
    }
    connected = true;
    final var result = Single.<ShardConnectState>create(emitter -> message = emitter);
    connectSocket();
    return result;
}
Example 3
Source File: RxQuery.java    From objectbox-java with Apache License 2.0 5 votes vote down vote up 
/**
 * The returned Single emits one Query result as a List.
 */
public static <T> Single<List<T>> single(final Query<T> query) {
    return Single.create(emitter -> {
        query.subscribe().single().observer(data -> {
            if (!emitter.isDisposed()) {
                emitter.onSuccess(data);
            }
        });
        // no need to cancel, single never subscribes
    });
}
Example 4
Source File: RequestContextAssemblyTest.java    From armeria with Apache License 2.0 5 votes vote down vote up 
private static Single<String> single(String input) {
    RequestContext.current();
    return Single.create(emitter -> {
        RequestContext.current();
        emitter.onSuccess(input);
    });
}
Example 5
Source File: DataServiceImpl.java    From java-11-examples with Apache License 2.0 4 votes vote down vote up 
@Override
public Single<DataItem> getSingle(SingleDataQuery dataQuery) {
    return Single.create(new SingleOnSubscribeDataProducer(executor, dataQuery));
}