Examples with BoundedWindow org.apache.beam.sdk.transforms.windowing.BoundedWindow used on opensource projects

Example 26 with BoundedWindow

use of org.apache.beam.sdk.transforms.windowing.BoundedWindow in project beam by apache.

the class LeaderBoardTest method testTeamScoresObservablyLate.

/**
   * A test where elements arrive behind the watermark (late data) after the watermark passes the
   * end of the window, but before the maximum allowed lateness. These elements are emitted in a
   * late pane.
   */
@Test
public void testTeamScoresObservablyLate() {
    Instant firstWindowCloses = baseTime.plus(ALLOWED_LATENESS).plus(TEAM_WINDOW_DURATION);
    TestStream<GameActionInfo> createEvents = TestStream.create(AvroCoder.of(GameActionInfo.class)).advanceWatermarkTo(baseTime).addElements(event(TestUser.BLUE_ONE, 3, Duration.standardSeconds(3)), event(TestUser.BLUE_TWO, 5, Duration.standardMinutes(8))).advanceProcessingTime(Duration.standardMinutes(10)).advanceWatermarkTo(baseTime.plus(Duration.standardMinutes(3))).addElements(event(TestUser.RED_ONE, 3, Duration.standardMinutes(1)), event(TestUser.RED_ONE, 4, Duration.standardMinutes(2)), event(TestUser.BLUE_ONE, 3, Duration.standardMinutes(5))).advanceWatermarkTo(firstWindowCloses.minus(Duration.standardMinutes(1))).addElements(event(TestUser.RED_TWO, 2, Duration.ZERO), event(TestUser.RED_TWO, 5, Duration.standardMinutes(1)), event(TestUser.RED_TWO, 3, Duration.standardMinutes(3))).advanceProcessingTime(Duration.standardMinutes(12)).addElements(event(TestUser.RED_TWO, 9, Duration.standardMinutes(1)), event(TestUser.RED_TWO, 1, Duration.standardMinutes(3))).advanceWatermarkToInfinity();
    PCollection<KV<String, Integer>> teamScores = p.apply(createEvents).apply(new CalculateTeamScores(TEAM_WINDOW_DURATION, ALLOWED_LATENESS));
    BoundedWindow window = new IntervalWindow(baseTime, TEAM_WINDOW_DURATION);
    String blueTeam = TestUser.BLUE_ONE.getTeam();
    String redTeam = TestUser.RED_ONE.getTeam();
    PAssert.that(teamScores).inWindow(window).satisfies((SerializableFunction<Iterable<KV<String, Integer>>, Void>) input -> {
        assertThat(input, hasItem(KV.of(blueTeam, 11)));
        assertThat(input, hasItem(KV.of(redTeam, 27)));
        return null;
    });
    PAssert.thatMap(teamScores).inOnTimePane(window).isEqualTo(ImmutableMap.<String, Integer>builder().put(redTeam, 7).put(blueTeam, 11).build());
    // No final pane is emitted for the blue team, as all of their updates have been taken into
    // account in earlier panes
    PAssert.that(teamScores).inFinalPane(window).containsInAnyOrder(KV.of(redTeam, 27));
    p.run().waitUntilFinish();
}

Example 27 with BoundedWindow

use of org.apache.beam.sdk.transforms.windowing.BoundedWindow in project beam by apache.

the class DoFnSignaturesTest method testWindowParamOnTimer.

@Test
public void testWindowParamOnTimer() throws Exception {
    final String timerId = "some-timer-id";
    DoFnSignature sig = DoFnSignatures.getSignature(new DoFn<String, String>() {

        @TimerId(timerId)
        private final TimerSpec myfield1 = TimerSpecs.timer(TimeDomain.EVENT_TIME);

        @ProcessElement
        public void process(ProcessContext c) {
        }

        @OnTimer(timerId)
        public void onTimer(BoundedWindow w) {
        }
    }.getClass());
    assertThat(sig.onTimerMethods().get(timerId).extraParameters().size(), equalTo(1));
    assertThat(sig.onTimerMethods().get(timerId).extraParameters().get(0), instanceOf(WindowParameter.class));
}

Example 28 with BoundedWindow

use of org.apache.beam.sdk.transforms.windowing.BoundedWindow in project beam by apache.

the class DoFnSignaturesSplittableDoFnTest method testSplittableProcessElementMustNotHaveOtherParams.

@Test
public void testSplittableProcessElementMustNotHaveOtherParams() throws Exception {
    thrown.expect(IllegalArgumentException.class);
    thrown.expectMessage("Illegal parameter");
    thrown.expectMessage("BoundedWindow");
    DoFnSignature.ProcessElementMethod signature = analyzeProcessElementMethod(new AnonymousMethod() {

        private void method(DoFn<Integer, String>.ProcessContext<Integer, String> context, SomeRestrictionTracker tracker, BoundedWindow window) {
        }
    });
}

Example 29 with BoundedWindow

use of org.apache.beam.sdk.transforms.windowing.BoundedWindow in project beam by apache.

the class ReduceFnRunner method collectWindows.

/**
   * Extract the windows associated with the values.
   */
private Set<W> collectWindows(Iterable<WindowedValue<InputT>> values) throws Exception {
    Set<W> windows = new HashSet<>();
    for (WindowedValue<?> value : values) {
        for (BoundedWindow untypedWindow : value.getWindows()) {
            @SuppressWarnings("unchecked") W window = (W) untypedWindow;
            windows.add(window);
        }
    }
    return windows;
}

Example 30 with BoundedWindow

use of org.apache.beam.sdk.transforms.windowing.BoundedWindow in project DataflowJavaSDK-examples by GoogleCloudPlatform.

the class LeaderBoardTest method testTeamScoresDroppablyLate.

/**
   * A test where elements arrive beyond the maximum allowed lateness. These elements are dropped
   * within {@link CalculateTeamScores} and do not impact the final result.
   */
@Test
public void testTeamScoresDroppablyLate() {
    BoundedWindow window = new IntervalWindow(baseTime, TEAM_WINDOW_DURATION);
    TestStream<GameActionInfo> infos = TestStream.create(AvroCoder.of(GameActionInfo.class)).addElements(event(TestUser.BLUE_ONE, 12, Duration.ZERO), event(TestUser.RED_ONE, 3, Duration.ZERO)).advanceWatermarkTo(window.maxTimestamp()).addElements(event(TestUser.RED_ONE, 4, Duration.standardMinutes(2)), event(TestUser.BLUE_TWO, 3, Duration.ZERO), event(TestUser.BLUE_ONE, 3, Duration.standardMinutes(3))).advanceWatermarkTo(baseTime.plus(ALLOWED_LATENESS).plus(TEAM_WINDOW_DURATION).plus(Duration.standardMinutes(1))).addElements(event(TestUser.BLUE_TWO, 3, TEAM_WINDOW_DURATION.minus(Duration.standardSeconds(5))), event(TestUser.RED_ONE, 7, Duration.standardMinutes(4))).advanceWatermarkToInfinity();
    PCollection<KV<String, Integer>> teamScores = p.apply(infos).apply(new CalculateTeamScores(TEAM_WINDOW_DURATION, ALLOWED_LATENESS));
    String blueTeam = TestUser.BLUE_ONE.getTeam();
    String redTeam = TestUser.RED_ONE.getTeam();
    // Only one on-time pane and no late panes should be emitted
    PAssert.that(teamScores).inWindow(window).containsInAnyOrder(KV.of(redTeam, 7), KV.of(blueTeam, 18));
    // No elements are added before the watermark passes the end of the window plus the allowed
    // lateness, so no refinement should be emitted
    PAssert.that(teamScores).inFinalPane(window).empty();
    p.run().waitUntilFinish();
}