Examples with ListOutputManager org.apache.beam.runners.dataflow.worker.util.ListOutputManager used on opensource projects

Example 1 with ListOutputManager

use of org.apache.beam.runners.dataflow.worker.util.ListOutputManager in project beam by apache.

the class StreamingGroupAlsoByWindowsReshuffleDoFnTest method testEmpty.

@Test
public void testEmpty() throws Exception {
    TupleTag<KV<String, Iterable<String>>> outputTag = new TupleTag<>();
    ListOutputManager outputManager = new ListOutputManager();
    DoFnRunner<KeyedWorkItem<String, String>, KV<String, Iterable<String>>> runner = makeRunner(outputTag, outputManager);
    runner.startBundle();
    runner.finishBundle();
    List<?> result = outputManager.getOutput(outputTag);
    assertEquals(0, result.size());
}

Example 2 with ListOutputManager

use of org.apache.beam.runners.dataflow.worker.util.ListOutputManager in project beam by apache.

the class StreamingGroupAlsoByWindowsReshuffleDoFnTest method testFixedWindows.

@Test
public void testFixedWindows() throws Exception {
    TupleTag<KV<String, Iterable<String>>> outputTag = new TupleTag<>();
    ListOutputManager outputManager = new ListOutputManager();
    DoFnRunner<KeyedWorkItem<String, String>, KV<String, Iterable<String>>> runner = makeRunner(outputTag, outputManager);
    runner.startBundle();
    WorkItem.Builder workItem = WorkItem.newBuilder();
    workItem.setKey(ByteString.copyFromUtf8(KEY));
    workItem.setWorkToken(WORK_TOKEN);
    InputMessageBundle.Builder messageBundle = workItem.addMessageBundlesBuilder();
    messageBundle.setSourceComputationId(SOURCE_COMPUTATION_ID);
    Coder<String> valueCoder = StringUtf8Coder.of();
    addElement(messageBundle, Arrays.asList(window(0, 10)), new Instant(1), valueCoder, "v1");
    addElement(messageBundle, Arrays.asList(window(0, 10)), new Instant(2), valueCoder, "v2");
    addElement(messageBundle, Arrays.asList(window(0, 10)), new Instant(0), valueCoder, "v0");
    addElement(messageBundle, Arrays.asList(window(10, 20)), new Instant(13), valueCoder, "v3");
    runner.processElement(createValue(workItem, valueCoder));
    runner.finishBundle();
    List<WindowedValue<KV<String, Iterable<String>>>> result = outputManager.getOutput(outputTag);
    assertEquals(4, result.size());
    WindowedValue<KV<String, Iterable<String>>> item0 = result.get(0);
    assertEquals(KEY, item0.getValue().getKey());
    assertThat(item0.getValue().getValue(), Matchers.containsInAnyOrder("v1"));
    assertEquals(new Instant(1), item0.getTimestamp());
    assertThat(item0.getWindows(), Matchers.<BoundedWindow>contains(window(0, 10)));
    WindowedValue<KV<String, Iterable<String>>> item1 = result.get(1);
    assertEquals(KEY, item1.getValue().getKey());
    assertThat(item1.getValue().getValue(), Matchers.containsInAnyOrder("v2"));
    assertEquals(new Instant(2), item1.getTimestamp());
    assertThat(item1.getWindows(), Matchers.<BoundedWindow>contains(window(0, 10)));
    WindowedValue<KV<String, Iterable<String>>> item2 = result.get(2);
    assertEquals(KEY, item2.getValue().getKey());
    assertThat(item2.getValue().getValue(), Matchers.containsInAnyOrder("v0"));
    assertEquals(new Instant(0), item2.getTimestamp());
    assertThat(item2.getWindows(), Matchers.<BoundedWindow>contains(window(0, 10)));
    WindowedValue<KV<String, Iterable<String>>> item3 = result.get(3);
    assertEquals(KEY, item3.getValue().getKey());
    assertThat(item3.getValue().getValue(), Matchers.containsInAnyOrder("v3"));
    assertEquals(new Instant(13), item3.getTimestamp());
    assertThat(item3.getWindows(), Matchers.<BoundedWindow>contains(window(10, 20)));
}

Example 3 with ListOutputManager

use of org.apache.beam.runners.dataflow.worker.util.ListOutputManager in project beam by apache.

the class StreamingSideInputDoFnRunnerTest method testSideInputNotReady.

@Test
public void testSideInputNotReady() throws Exception {
    PCollectionView<String> view = createView();
    when(stepContext.getSideInputNotifications()).thenReturn(Arrays.<Windmill.GlobalDataId>asList());
    when(stepContext.issueSideInputFetch(eq(view), any(BoundedWindow.class), eq(SideInputState.UNKNOWN))).thenReturn(false);
    ListOutputManager outputManager = new ListOutputManager();
    List<PCollectionView<String>> views = Arrays.asList(view);
    StreamingSideInputFetcher<String, IntervalWindow> sideInputFetcher = createFetcher(views);
    StreamingSideInputDoFnRunner<String, String, IntervalWindow> runner = createRunner(outputManager, views, sideInputFetcher);
    runner.startBundle();
    runner.processElement(createDatum("e", 0));
    runner.finishBundle();
    assertTrue(outputManager.getOutput(mainOutputTag).isEmpty());
    IntervalWindow window = new IntervalWindow(new Instant(0), new Instant(10));
    // Verify that we added the element to an appropriate tag list, and that we buffered the element
    ValueState<Map<IntervalWindow, Set<GlobalDataRequest>>> blockedMapState = state.state(StateNamespaces.global(), StreamingSideInputFetcher.blockedMapAddr(WINDOW_FN.windowCoder()));
    assertEquals(blockedMapState.read(), Collections.singletonMap(window, Collections.singleton(Windmill.GlobalDataRequest.newBuilder().setDataId(Windmill.GlobalDataId.newBuilder().setTag(view.getTagInternal().getId()).setVersion(ByteString.copyFrom(CoderUtils.encodeToByteArray(IntervalWindow.getCoder(), window))).build()).setExistenceWatermarkDeadline(9000).build())));
    assertThat(sideInputFetcher.elementBag(createWindow(0)).read(), Matchers.contains(createDatum("e", 0)));
    assertEquals(sideInputFetcher.watermarkHold(createWindow(0)).read(), new Instant(0));
}

Example 4 with ListOutputManager

use of org.apache.beam.runners.dataflow.worker.util.ListOutputManager in project beam by apache.

the class StreamingSideInputDoFnRunnerTest method testMultipleWindowsNotReady.

@Test
public void testMultipleWindowsNotReady() throws Exception {
    PCollectionView<String> view = createView();
    when(stepContext.getSideInputNotifications()).thenReturn(Arrays.<Windmill.GlobalDataId>asList());
    when(stepContext.issueSideInputFetch(eq(view), any(BoundedWindow.class), eq(SideInputState.UNKNOWN))).thenReturn(false);
    ListOutputManager outputManager = new ListOutputManager();
    List<PCollectionView<String>> views = Arrays.asList(view);
    StreamingSideInputFetcher<String, IntervalWindow> sideInputFetcher = createFetcher(views);
    StreamingSideInputDoFnRunner<String, String, IntervalWindow> runner = createRunner(SlidingWindows.of(Duration.millis(10)).every(Duration.millis(10)), outputManager, views, sideInputFetcher);
    IntervalWindow window1 = new IntervalWindow(new Instant(0), new Instant(10));
    IntervalWindow window2 = new IntervalWindow(new Instant(-5), new Instant(5));
    long timestamp = 1L;
    WindowedValue<String> elem = WindowedValue.of("e", new Instant(timestamp), Arrays.asList(window1, window2), PaneInfo.NO_FIRING);
    runner.startBundle();
    runner.processElement(elem);
    runner.finishBundle();
    assertTrue(outputManager.getOutput(mainOutputTag).isEmpty());
    // Verify that we added the element to an appropriate tag list, and that we buffered the element
    // in both windows separately
    ValueState<Map<IntervalWindow, Set<GlobalDataRequest>>> blockedMapState = state.state(StateNamespaces.global(), StreamingSideInputFetcher.blockedMapAddr(WINDOW_FN.windowCoder()));
    Map<IntervalWindow, Set<GlobalDataRequest>> blockedMap = blockedMapState.read();
    assertThat(blockedMap.get(window1), equalTo(Collections.singleton(Windmill.GlobalDataRequest.newBuilder().setDataId(Windmill.GlobalDataId.newBuilder().setTag(view.getTagInternal().getId()).setVersion(ByteString.copyFrom(CoderUtils.encodeToByteArray(IntervalWindow.getCoder(), window1))).build()).setExistenceWatermarkDeadline(9000).build())));
    assertThat(blockedMap.get(window2), equalTo(Collections.singleton(Windmill.GlobalDataRequest.newBuilder().setDataId(Windmill.GlobalDataId.newBuilder().setTag(view.getTagInternal().getId()).setVersion(ByteString.copyFrom(CoderUtils.encodeToByteArray(IntervalWindow.getCoder(), window1))).build()).setExistenceWatermarkDeadline(9000).build())));
    assertThat(sideInputFetcher.elementBag(window1).read(), contains(Iterables.get(elem.explodeWindows(), 0)));
    assertThat(sideInputFetcher.elementBag(window2).read(), contains(Iterables.get(elem.explodeWindows(), 1)));
    assertEquals(sideInputFetcher.watermarkHold(window1).read(), new Instant(timestamp));
    assertEquals(sideInputFetcher.watermarkHold(window2).read(), new Instant(timestamp));
}

Example 5 with ListOutputManager

use of org.apache.beam.runners.dataflow.worker.util.ListOutputManager in project beam by apache.

the class StreamingGroupAlsoByWindowFnsTest method testSlidingWindowsAndLateData.

@Test
public void testSlidingWindowsAndLateData() throws Exception {
    MetricsContainerImpl container = new MetricsContainerImpl("step");
    MetricsEnvironment.setCurrentContainer(container);
    TupleTag<KV<String, Iterable<String>>> outputTag = new TupleTag<>();
    ListOutputManager outputManager = new ListOutputManager();
    WindowingStrategy<? super String, IntervalWindow> windowingStrategy = WindowingStrategy.of(SlidingWindows.of(Duration.millis(20)).every(Duration.millis(10))).withTimestampCombiner(TimestampCombiner.EARLIEST);
    GroupAlsoByWindowFn<KeyedWorkItem<String, String>, KV<String, Iterable<String>>> fn = StreamingGroupAlsoByWindowsDoFns.createForIterable(windowingStrategy, new StepContextStateInternalsFactory<String>(stepContext), StringUtf8Coder.of());
    DoFnRunner<KeyedWorkItem<String, String>, KV<String, Iterable<String>>> runner = makeRunner(outputTag, outputManager, windowingStrategy, fn);
    when(mockTimerInternals.currentInputWatermarkTime()).thenReturn(new Instant(15));
    runner.startBundle();
    WorkItem.Builder workItem1 = WorkItem.newBuilder();
    workItem1.setKey(ByteString.copyFromUtf8(KEY));
    workItem1.setWorkToken(WORK_TOKEN);
    InputMessageBundle.Builder messageBundle = workItem1.addMessageBundlesBuilder();
    messageBundle.setSourceComputationId(SOURCE_COMPUTATION_ID);
    Coder<String> valueCoder = StringUtf8Coder.of();
    addElement(messageBundle, Arrays.asList(window(-10, 10), window(0, 20)), new Instant(5), valueCoder, "v1");
    addElement(messageBundle, Arrays.asList(window(-10, 10), window(0, 20)), new Instant(2), valueCoder, "v0");
    addElement(messageBundle, Arrays.asList(window(0, 20), window(10, 30)), new Instant(15), valueCoder, "v2");
    runner.processElement(createValue(workItem1, valueCoder));
    runner.finishBundle();
    runner.startBundle();
    WorkItem.Builder workItem2 = WorkItem.newBuilder();
    workItem2.setKey(ByteString.copyFromUtf8(KEY));
    workItem2.setWorkToken(WORK_TOKEN);
    addTimer(workItem2, window(-10, 10), new Instant(9), Timer.Type.WATERMARK);
    addTimer(workItem2, window(0, 20), new Instant(19), Timer.Type.WATERMARK);
    addTimer(workItem2, window(10, 30), new Instant(29), Timer.Type.WATERMARK);
    when(mockTimerInternals.currentInputWatermarkTime()).thenReturn(new Instant(30));
    runner.processElement(createValue(workItem2, valueCoder));
    runner.finishBundle();
    List<WindowedValue<KV<String, Iterable<String>>>> result = outputManager.getOutput(outputTag);
    assertThat(result.size(), equalTo(3));
    assertThat(result, containsInAnyOrder(WindowMatchers.isSingleWindowedValue(isKv(equalTo(KEY), emptyIterable()), equalTo(window(-10, 10).maxTimestamp()), equalTo(window(-10, 10))), WindowMatchers.isSingleWindowedValue(isKv(equalTo(KEY), containsInAnyOrder("v0", "v1", "v2")), equalTo(new Instant(2)), equalTo(window(0, 20))), WindowMatchers.isSingleWindowedValue(isKv(equalTo(KEY), containsInAnyOrder("v2")), equalTo(new Instant(15)), equalTo(window(10, 30)))));
    long droppedValues = container.getCounter(MetricName.named(LateDataDroppingDoFnRunner.class, LateDataDroppingDoFnRunner.DROPPED_DUE_TO_LATENESS)).getCumulative().longValue();
    assertThat(droppedValues, equalTo(2L));
}