Пример #1
0
 public void mustSuitablyOverrideAttributeHandlingMethods() {
   @SuppressWarnings("unused")
   final Source<Integer, NotUsed> f =
       Source.single(42)
           .withAttributes(Attributes.name(""))
           .addAttributes(Attributes.asyncBoundary())
           .named("");
 }
Пример #2
0
  @Test
  public void attributes() throws Exception {
    // #attributes-inheritance
    final Source<Integer, NotUsed> nestedSource =
        Source.single(0).map(i -> i + 1).named("nestedSource"); // Wrap, no inputBuffer set

    final Flow<Integer, Integer, NotUsed> nestedFlow =
        Flow.of(Integer.class)
            .filter(i -> i != 0)
            .via(
                Flow.of(Integer.class)
                    .map(i -> i - 2)
                    .withAttributes(Attributes.inputBuffer(4, 4))) // override
            .named("nestedFlow"); // Wrap, no inputBuffer set

    final Sink<Integer, NotUsed> nestedSink =
        nestedFlow
            .to(Sink.fold(0, (acc, i) -> acc + i)) // wire an atomic sink to the nestedFlow
            .withAttributes(
                Attributes.name("nestedSink").and(Attributes.inputBuffer(3, 3))); // override
    // #attributes-inheritance
  }