Examples with ProcessorTopology org.apache.kafka.streams.processor.internals.ProcessorTopology used on opensource projects

Example 31 with ProcessorTopology

use of org.apache.kafka.streams.processor.internals.ProcessorTopology in project kafka by apache.

the class StreamsBuilderTest method shouldUseSpecifiedNameForFlatTransformValueWithKeyOperation.

@Test
@SuppressWarnings({ "unchecked", "rawtypes" })
public void shouldUseSpecifiedNameForFlatTransformValueWithKeyOperation() {
    builder.stream(STREAM_TOPIC).flatTransformValues(() -> new NoopValueTransformerWithKey(), Named.as(STREAM_OPERATION_NAME));
    builder.build();
    final ProcessorTopology topology = builder.internalTopologyBuilder.rewriteTopology(new StreamsConfig(props)).buildTopology();
    assertNamesForOperation(topology, "KSTREAM-SOURCE-0000000000", STREAM_OPERATION_NAME);
}

Example 32 with ProcessorTopology

use of org.apache.kafka.streams.processor.internals.ProcessorTopology in project kafka by apache.

the class StreamsBuilderTest method shouldUseSpecifiedNameForJoinOperationBetweenKStreamAndKStream.

@SuppressWarnings("deprecation")
@Test
public void shouldUseSpecifiedNameForJoinOperationBetweenKStreamAndKStream() {
    final KStream<String, String> streamOne = builder.stream(STREAM_TOPIC);
    final KStream<String, String> streamTwo = builder.stream(STREAM_TOPIC_TWO);
    streamOne.join(streamTwo, (value1, value2) -> value1, JoinWindows.of(Duration.ofHours(1)), StreamJoined.<String, String, String>as(STREAM_OPERATION_NAME).withName(STREAM_OPERATION_NAME));
    builder.build();
    final ProcessorTopology topology = builder.internalTopologyBuilder.rewriteTopology(new StreamsConfig(props)).buildTopology();
    assertNamesForStateStore(topology.stateStores(), STREAM_OPERATION_NAME + "-this-join-store", STREAM_OPERATION_NAME + "-other-join-store");
    assertNamesForOperation(topology, "KSTREAM-SOURCE-0000000000", "KSTREAM-SOURCE-0000000001", STREAM_OPERATION_NAME + "-this-windowed", STREAM_OPERATION_NAME + "-other-windowed", STREAM_OPERATION_NAME + "-this-join", STREAM_OPERATION_NAME + "-other-join", STREAM_OPERATION_NAME + "-merge");
}

Example 33 with ProcessorTopology

use of org.apache.kafka.streams.processor.internals.ProcessorTopology in project kafka by apache.

the class StreamsBuilderTest method shouldUseSpecifiedNameForLeftJoinOperationBetweenKStreamAndKTable.

@Test
public void shouldUseSpecifiedNameForLeftJoinOperationBetweenKStreamAndKTable() {
    final KStream<String, String> streamOne = builder.stream(STREAM_TOPIC);
    final KTable<String, String> streamTwo = builder.table(STREAM_TOPIC_TWO);
    streamOne.leftJoin(streamTwo, (value1, value2) -> value1, Joined.as(STREAM_OPERATION_NAME));
    builder.build();
    final ProcessorTopology topology = builder.internalTopologyBuilder.rewriteTopology(new StreamsConfig(props)).buildTopology();
    assertNamesForOperation(topology, "KSTREAM-SOURCE-0000000000", "KSTREAM-SOURCE-0000000002", "KTABLE-SOURCE-0000000003", STREAM_OPERATION_NAME);
}

Example 34 with ProcessorTopology

use of org.apache.kafka.streams.processor.internals.ProcessorTopology in project kafka by apache.

the class StreamsBuilderTest method shouldUseSpecifiedNameForTransformValuesWithKey.

@Test
public void shouldUseSpecifiedNameForTransformValuesWithKey() {
    builder.stream(STREAM_TOPIC).transformValues(() -> new NoopValueTransformerWithKey<>(), Named.as(STREAM_OPERATION_NAME));
    builder.build();
    final ProcessorTopology topology = builder.internalTopologyBuilder.rewriteTopology(new StreamsConfig(props)).buildTopology();
    assertNamesForOperation(topology, "KSTREAM-SOURCE-0000000000", STREAM_OPERATION_NAME);
}

Example 35 with ProcessorTopology

use of org.apache.kafka.streams.processor.internals.ProcessorTopology in project kafka by apache.

the class StreamsBuilderTest method shouldUseSpecifiedNameForProcessOperation.

@Test
public void shouldUseSpecifiedNameForProcessOperation() {
    builder.stream(STREAM_TOPIC).process(new MockApiProcessorSupplier<>(), Named.as("test-processor"));
    builder.build();
    final ProcessorTopology topology = builder.internalTopologyBuilder.rewriteTopology(new StreamsConfig(props)).buildTopology();
    assertNamesForOperation(topology, "KSTREAM-SOURCE-0000000000", "test-processor");
}