Examples with WindowedValue org.apache.beam.sdk.util.WindowedValue used on opensource projects

Example 91 with WindowedValue

use of org.apache.beam.sdk.util.WindowedValue in project beam by apache.

the class IsmSideInputReaderTest method testListInWindow.

@Test
public void testListInWindow() throws Exception {
    Coder<WindowedValue<Long>> valueCoder = WindowedValue.getFullCoder(VarLongCoder.of(), INTERVAL_WINDOW_CODER);
    IsmRecordCoder<WindowedValue<Long>> ismCoder = IsmRecordCoder.of(1, 0, ImmutableList.of(INTERVAL_WINDOW_CODER, BigEndianLongCoder.of()), valueCoder);
    final List<KV<Long, WindowedValue<Long>>> firstElements = Arrays.asList(KV.of(0L, valueInIntervalWindow(12, 10)), KV.of(1L, valueInIntervalWindow(22, 10)), KV.of(2L, valueInIntervalWindow(32, 10)));
    final List<KV<Long, WindowedValue<Long>>> secondElements = Arrays.asList(KV.of(0L, valueInIntervalWindow(42, 20)), KV.of(1L, valueInIntervalWindow(52, 20)), KV.of(2L, valueInIntervalWindow(62, 20)));
    final List<KV<Long, WindowedValue<Long>>> thirdElements = Arrays.asList(KV.of(0L, valueInIntervalWindow(42L, 30)), KV.of(1L, valueInIntervalWindow(52L, 30)), KV.of(2L, valueInIntervalWindow(62L, 30)));
    final PCollectionView<List<Long>> view = Pipeline.create().apply(Create.empty(VarLongCoder.of())).apply(Window.into(FixedWindows.of(Duration.millis(10)))).apply(View.asList());
    Source sourceA = initInputFile(fromKvsForList(concat(firstElements, secondElements)), ismCoder);
    Source sourceB = initInputFile(fromKvsForList(thirdElements), ismCoder);
    final IsmSideInputReader reader = sideInputReader(view.getTagInternal().getId(), sourceA, sourceB);
    List<Callable<Map<BoundedWindow, List<Long>>>> tasks = new ArrayList<>();
    for (int i = 0; i < NUM_THREADS; ++i) {
        tasks.add(() -> {
            // Store a strong reference to the returned value so that the logical reference
            // cache is not cleared for this test.
            List<Long> firstValues = reader.get(view, intervalWindow(10));
            List<Long> secondValues = reader.get(view, intervalWindow(20));
            List<Long> thirdValues = reader.get(view, intervalWindow(30));
            verifyList(toValueList(firstElements), firstValues);
            verifyList(toValueList(secondElements), secondValues);
            verifyList(toValueList(thirdElements), thirdValues);
            // Assert that the same value reference was returned showing that it was cached.
            assertSame(firstValues, reader.get(view, intervalWindow(10)));
            assertSame(secondValues, reader.get(view, intervalWindow(20)));
            assertSame(thirdValues, reader.get(view, intervalWindow(30)));
            // Also verify when requesting a window that is not part of the side input
            assertEquals(Collections.EMPTY_LIST, reader.get(view, intervalWindow(40)));
            return ImmutableMap.<BoundedWindow, List<Long>>of(intervalWindow(10), firstValues, intervalWindow(20), secondValues, intervalWindow(30), thirdValues);
        });
    }
    List<Future<Map<BoundedWindow, List<Long>>>> results = pipelineOptions.getExecutorService().invokeAll(tasks);
    Map<BoundedWindow, List<Long>> value = results.get(0).get();
    // Assert that all threads got back the same reference
    for (Future<Map<BoundedWindow, List<Long>>> result : results) {
        assertEquals(value, result.get());
        for (Map.Entry<BoundedWindow, List<Long>> entry : result.get().entrySet()) {
            assertSame(value.get(entry.getKey()), entry.getValue());
        }
    }
}

Example 92 with WindowedValue

use of org.apache.beam.sdk.util.WindowedValue in project beam by apache.

the class IsmSideInputReaderTest method testIterableSideInputReadCounter.

@Test
public void testIterableSideInputReadCounter() throws Exception {
    // These are the expected msec and byte counters:
    CounterUpdate expectedSideInputMsecUpdate = new CounterUpdate().setStructuredNameAndMetadata(new CounterStructuredNameAndMetadata().setMetadata(new CounterMetadata().setKind(Kind.SUM.toString())).setName(new CounterStructuredName().setOrigin("SYSTEM").setName("read-sideinput-msecs").setOriginalStepName("originalName").setExecutionStepName("stageName").setOriginalRequestingStepName("originalName2").setInputIndex(1))).setCumulative(true).setInteger(new SplitInt64().setHighBits(0).setLowBits(0L));
    CounterName expectedCounterName = CounterName.named("read-sideinput-byte-count").withOriginalName(operationContext.nameContext()).withOrigin("SYSTEM").withOriginalRequestingStepName("originalName2").withInputIndex(1);
    // Test startup:
    Coder<WindowedValue<Long>> valueCoder = WindowedValue.getFullCoder(VarLongCoder.of(), GLOBAL_WINDOW_CODER);
    IsmRecordCoder<WindowedValue<Long>> ismCoder = IsmRecordCoder.of(1, 0, ImmutableList.of(GLOBAL_WINDOW_CODER, BigEndianLongCoder.of()), valueCoder);
    // Create a new state, which represents a step that receives the side input.
    DataflowExecutionState state2 = executionContext.getExecutionStateRegistry().getState(NameContext.create("stageName", "originalName2", "systemName2", "userName2"), "process", null, NoopProfileScope.NOOP);
    final List<KV<Long, WindowedValue<Long>>> firstElements = Arrays.asList(KV.of(0L, valueInGlobalWindow(0L)));
    final List<KV<Long, WindowedValue<Long>>> secondElements = new ArrayList<>();
    for (long i = 0; i < 100; i++) {
        secondElements.add(KV.of(i, valueInGlobalWindow(i * 10)));
    }
    final PCollectionView<Iterable<Long>> view = Pipeline.create().apply(Create.empty(VarLongCoder.of())).apply(View.asIterable());
    Source sourceA = initInputFile(fromKvsForList(firstElements), ismCoder);
    Source sourceB = initInputFile(fromKvsForList(secondElements), ismCoder);
    try (Closeable state2Closeable = executionContext.getExecutionStateTracker().enterState(state2)) {
        final IsmSideInputReader reader = serialSideInputReader(view.getTagInternal().getId(), sourceA, sourceB);
        // Store a strong reference to the returned value so that the logical reference
        // cache is not cleared for this test.
        Iterable<Long> value = reader.get(view, GlobalWindow.INSTANCE);
        verifyIterable(toValueList(concat(firstElements, secondElements)), value);
        // Assert that the same value reference was returned showing that it was cached.
        assertSame(reader.get(view, GlobalWindow.INSTANCE), value);
        Iterable<CounterUpdate> counterUpdates = executionContext.getExecutionStateRegistry().extractUpdates(true);
        assertThat(counterUpdates, hasItem(expectedSideInputMsecUpdate));
        Counter<?, ?> expectedCounter = counterFactory.getExistingCounter(expectedCounterName);
        assertNotNull(expectedCounter);
    }
}

Example 93 with WindowedValue

use of org.apache.beam.sdk.util.WindowedValue in project beam by apache.

the class IsmSideInputReaderTest method testIterableAtN.

@Test
public void testIterableAtN() throws Exception {
    Coder<WindowedValue<Long>> valueCoder = WindowedValue.getFullCoder(VarLongCoder.of(), GLOBAL_WINDOW_CODER);
    IsmRecordCoder<WindowedValue<Long>> ismCoder = IsmRecordCoder.of(1, 0, ImmutableList.of(GLOBAL_WINDOW_CODER, BigEndianLongCoder.of()), valueCoder);
    final List<KV<Long, WindowedValue<Long>>> firstElements = Arrays.asList(KV.of(0L, valueInGlobalWindow(12L)), KV.of(1L, valueInGlobalWindow(22L)), KV.of(2L, valueInGlobalWindow(32L)));
    final List<KV<Long, WindowedValue<Long>>> secondElements = Arrays.asList(KV.of(0L, valueInGlobalWindow(42L)), KV.of(1L, valueInGlobalWindow(52L)), KV.of(2L, valueInGlobalWindow(62L)));
    final PCollectionView<Iterable<Long>> view = Pipeline.create().apply(Create.empty(VarLongCoder.of())).apply(View.asIterable());
    String tmpFilePrefix = tmpFolder.newFile().getPath();
    initInputFile(fromKvsForList(firstElements), ismCoder, tmpFilePrefix + "-00000-of-00002.ism");
    initInputFile(fromKvsForList(secondElements), ismCoder, tmpFilePrefix + "-00001-of-00002.ism");
    Source source = newIsmSource(ismCoder, tmpFilePrefix + "@2.ism");
    final IsmSideInputReader reader = sideInputReader(view.getTagInternal().getId(), source);
    List<Callable<Iterable<Long>>> tasks = new ArrayList<>();
    for (int i = 0; i < NUM_THREADS; ++i) {
        tasks.add(() -> {
            // Store a strong reference to the returned value so that the logical reference
            // cache is not cleared for this test.
            Iterable<Long> value = reader.get(view, GlobalWindow.INSTANCE);
            verifyIterable(toValueList(concat(firstElements, secondElements)), value);
            // Assert that the same value reference was returned showing that it was cached.
            assertSame(reader.get(view, GlobalWindow.INSTANCE), value);
            return value;
        });
    }
    List<Future<Iterable<Long>>> results = pipelineOptions.getExecutorService().invokeAll(tasks);
    Iterable<Long> value = results.get(0).get();
    // Assert that all threads got back the same reference
    for (Future<Iterable<Long>> result : results) {
        assertSame(value, result.get());
    }
}

Example 94 with WindowedValue

use of org.apache.beam.sdk.util.WindowedValue in project beam by apache.

the class IsmSideInputReaderTest method testIsmReaderReferenceCaching.

@Test
public void testIsmReaderReferenceCaching() throws Exception {
    Coder<WindowedValue<Long>> valueCoder = WindowedValue.getFullCoder(VarLongCoder.of(), GLOBAL_WINDOW_CODER);
    final WindowedValue<Long> element = valueInGlobalWindow(42L);
    final PCollectionView<Long> view = Pipeline.create().apply(Create.empty(VarLongCoder.of())).apply(View.asSingleton());
    final Source source = initInputFile(fromValues(Arrays.asList(element)), IsmRecordCoder.of(1, 0, ImmutableList.<Coder<?>>of(GLOBAL_WINDOW_CODER), valueCoder));
    final Source emptySource = initInputFile(fromValues(Arrays.asList()), IsmRecordCoder.of(1, 0, ImmutableList.<Coder<?>>of(GLOBAL_WINDOW_CODER), valueCoder));
    final IsmSideInputReader reader = sideInputReader(view.getTagInternal().getId(), source, emptySource);
    assertTrue(reader.tagToIsmReaderMap.containsKey(view.getTagInternal()));
    assertEquals(1, reader.tagToIsmReaderMap.get(view.getTagInternal()).size());
    assertEquals(FileSystems.matchSingleFileSpec(getString(source.getSpec(), WorkerPropertyNames.FILENAME)).resourceId(), reader.tagToIsmReaderMap.get(view.getTagInternal()).get(0).getResourceId());
    assertTrue(reader.tagToEmptyIsmReaderMap.containsKey(view.getTagInternal()));
    assertEquals(1, reader.tagToEmptyIsmReaderMap.get(view.getTagInternal()).size());
    assertEquals(FileSystems.matchSingleFileSpec(getString(emptySource.getSpec(), WorkerPropertyNames.FILENAME)).resourceId(), reader.tagToEmptyIsmReaderMap.get(view.getTagInternal()).get(0).getResourceId());
}

Example 95 with WindowedValue

use of org.apache.beam.sdk.util.WindowedValue in project beam by apache.

the class IsmSideInputReaderTest method testMapInWindow.

@Test
public void testMapInWindow() throws Exception {
    // Note that we purposely use byte[]s as keys to force structural equality testing
    // versus using java equality testing.
    Coder<WindowedValue<Long>> valueCoder = WindowedValue.getFullCoder(VarLongCoder.of(), INTERVAL_WINDOW_CODER);
    final ListMultimap<byte[], WindowedValue<Long>> firstWindow = ImmutableListMultimap.<byte[], WindowedValue<Long>>builder().put(new byte[] { 0x00 }, valueInIntervalWindow(12L, 10)).put(new byte[] { 0x01 }, valueInIntervalWindow(22L, 10)).put(new byte[] { 0x02 }, valueInIntervalWindow(32L, 10)).build();
    final ListMultimap<byte[], WindowedValue<Long>> secondWindow = ImmutableListMultimap.<byte[], WindowedValue<Long>>builder().put(new byte[] { 0x00 }, valueInIntervalWindow(42L, 20)).put(new byte[] { 0x03 }, valueInIntervalWindow(52L, 20)).put(new byte[] { 0x02 }, valueInIntervalWindow(62L, 20)).build();
    final ListMultimap<byte[], WindowedValue<Long>> thirdWindow = ImmutableListMultimap.<byte[], WindowedValue<Long>>builder().put(new byte[] { 0x02 }, valueInIntervalWindow(72L, 30)).put(new byte[] { 0x04 }, valueInIntervalWindow(82L, 30)).put(new byte[] { 0x05 }, valueInIntervalWindow(92L, 30)).build();
    final PCollectionView<Map<byte[], Long>> view = Pipeline.create().apply(Create.empty(KvCoder.of(ByteArrayCoder.of(), VarLongCoder.of()))).apply(Window.into(FixedWindows.of(Duration.millis(10)))).apply(View.asMap());
    IsmRecordCoder<WindowedValue<Long>> ismCoder = IsmRecordCoder.of(1, 2, ImmutableList.of(MetadataKeyCoder.of(ByteArrayCoder.of()), INTERVAL_WINDOW_CODER, BigEndianLongCoder.of()), valueCoder);
    Multimap<Integer, IsmRecord<WindowedValue<Long>>> elementsPerShard = forMap(ismCoder, firstWindow);
    elementsPerShard.putAll(forMap(ismCoder, secondWindow));
    elementsPerShard.putAll(forMap(ismCoder, thirdWindow));
    List<IsmRecord<WindowedValue<Long>>> firstElements = new ArrayList<>();
    List<IsmRecord<WindowedValue<Long>>> secondElements = new ArrayList<>();
    for (Map.Entry<Integer, Collection<IsmRecord<WindowedValue<Long>>>> entry : elementsPerShard.asMap().entrySet()) {
        if (entry.getKey() % 2 == 0) {
            firstElements.addAll(entry.getValue());
        } else {
            secondElements.addAll(entry.getValue());
        }
    }
    // Ensure that each file will have some records.
    checkState(!firstElements.isEmpty());
    checkState(!secondElements.isEmpty());
    Source sourceA = initInputFile(firstElements, ismCoder);
    Source sourceB = initInputFile(secondElements, ismCoder);
    List<IsmRecord<WindowedValue<Long>>> firstWindowMapMetadata = forMapMetadata(ByteArrayCoder.of(), firstWindow.keySet(), intervalWindow(10));
    List<IsmRecord<WindowedValue<Long>>> secondWindowMapMetadata = forMapMetadata(ByteArrayCoder.of(), secondWindow.keySet(), intervalWindow(20));
    List<IsmRecord<WindowedValue<Long>>> thirdWindowMapMetadata = forMapMetadata(ByteArrayCoder.of(), thirdWindow.keySet(), intervalWindow(30));
    Source sourceMetaA = initInputFile(firstWindowMapMetadata, ismCoder);
    Source sourceMetaB = initInputFile(concat(secondWindowMapMetadata, thirdWindowMapMetadata), ismCoder);
    final IsmSideInputReader reader = sideInputReader(view.getTagInternal().getId(), sourceA, sourceB, sourceMetaA, sourceMetaB);
    List<Callable<Map<BoundedWindow, Map<byte[], Long>>>> tasks = new ArrayList<>();
    for (int i = 0; i < NUM_THREADS; ++i) {
        tasks.add(() -> {
            // Store a strong reference to the returned value so that the logical reference
            // cache is not cleared for this test.
            Map<byte[], Long> firstValues = reader.get(view, intervalWindow(10));
            Map<byte[], Long> secondValues = reader.get(view, intervalWindow(20));
            Map<byte[], Long> thirdValues = reader.get(view, intervalWindow(30));
            verifyMap(Maps.transformValues(firstWindow.asMap(), new TransformForMap<Long>()), firstValues, new ComparatorForMap<Long>());
            verifyMap(Maps.transformValues(secondWindow.asMap(), new TransformForMap<Long>()), secondValues, new ComparatorForMap<Long>());
            verifyMap(Maps.transformValues(thirdWindow.asMap(), new TransformForMap<Long>()), thirdValues, new ComparatorForMap<Long>());
            // Assert that the same value reference was returned showing that it was cached.
            assertSame(firstValues, reader.get(view, intervalWindow(10)));
            assertSame(secondValues, reader.get(view, intervalWindow(20)));
            assertSame(thirdValues, reader.get(view, intervalWindow(30)));
            // Also verify when requesting a window that is not part of the side input
            assertEquals(Collections.EMPTY_MAP, reader.get(view, intervalWindow(40)));
            return ImmutableMap.<BoundedWindow, Map<byte[], Long>>of(intervalWindow(10), firstValues, intervalWindow(20), secondValues, intervalWindow(30), thirdValues);
        });
    }
    List<Future<Map<BoundedWindow, Map<byte[], Long>>>> results = pipelineOptions.getExecutorService().invokeAll(tasks);
    Map<BoundedWindow, Map<byte[], Long>> value = results.get(0).get();
    // Assert that all threads got back the same reference
    for (Future<Map<BoundedWindow, Map<byte[], Long>>> result : results) {
        assertEquals(value, result.get());
        for (Map.Entry<BoundedWindow, Map<byte[], Long>> entry : result.get().entrySet()) {
            assertSame(value.get(entry.getKey()), entry.getValue());
        }
    }
}