Examples with DirectGroupAlsoByWindow org.apache.beam.runners.direct.DirectGroupByKey.DirectGroupAlsoByWindow used on opensource projects

Example 1 with DirectGroupAlsoByWindow

use of org.apache.beam.runners.direct.DirectGroupByKey.DirectGroupAlsoByWindow in project beam by apache.

the class KeyedPValueTrackingVisitorTest method keyedInputWithKeyPreserving.

@Test
public void keyedInputWithKeyPreserving() {
    PCollection<KV<String, WindowedValue<KV<String, Integer>>>> input = p.apply(Create.of(KV.of("hello", WindowedValue.of(KV.of("hello", 3), new Instant(0), new IntervalWindow(new Instant(0), new Instant(9)), PaneInfo.NO_FIRING))).withCoder(KvCoder.of(StringUtf8Coder.of(), WindowedValue.getValueOnlyCoder(KvCoder.of(StringUtf8Coder.of(), VarIntCoder.of())))));
    TupleTag<KeyedWorkItem<String, KV<String, Integer>>> keyedTag = new TupleTag<>();
    PCollection<KeyedWorkItem<String, KV<String, Integer>>> keyed = input.apply(new DirectGroupByKeyOnly<String, WindowedValue<KV<String, Integer>>>()).apply(new DirectGroupAlsoByWindow<String, WindowedValue<KV<String, Integer>>>(WindowingStrategy.globalDefault(), WindowingStrategy.globalDefault())).apply(ParDo.of(new ParDoMultiOverrideFactory.ToKeyedWorkItem<String, Integer>()).withOutputTags(keyedTag, TupleTagList.empty())).get(keyedTag).setCoder(KeyedWorkItemCoder.of(StringUtf8Coder.of(), KvCoder.of(StringUtf8Coder.of(), VarIntCoder.of()), GlobalWindow.Coder.INSTANCE));
    p.traverseTopologically(visitor);
    assertThat(visitor.getKeyedPValues(), hasItem(keyed));
}