Examples with StreamApplicationDescriptorImpl org.apache.samza.application.descriptors.StreamApplicationDescriptorImpl used on opensource projects

Example 1 with StreamApplicationDescriptorImpl

use of org.apache.samza.application.descriptors.StreamApplicationDescriptorImpl in project samza by apache.

the class TestExecutionPlanner method createStreamGraphWithStreamTableJoinWithSideInputs.

private StreamApplicationDescriptorImpl createStreamGraphWithStreamTableJoinWithSideInputs() {
    /**
     * Example stream-table join where table t is configured with input1 (64) as a side-input stream.
     *
     *                                   join-table t -> output1 (8)
     *                                        |
     *    input2 (16) -> partitionBy ("64") __|
     */
    return new StreamApplicationDescriptorImpl(appDesc -> {
        MessageStream<KV<Object, Object>> messageStream2 = appDesc.getInputStream(input2Descriptor);
        OutputStream<KV<Object, Object>> output1 = appDesc.getOutputStream(output1Descriptor);
        TableDescriptor tableDescriptor = new TestLocalTableDescriptor.MockLocalTableDescriptor("table-id", new KVSerde(new StringSerde(), new StringSerde())).withSideInputs(Arrays.asList("input1")).withSideInputsProcessor(mock(SideInputsProcessor.class));
        Table table = appDesc.getTable(tableDescriptor);
        messageStream2.partitionBy(m -> m.key, m -> m.value, mock(KVSerde.class), "p1").join(table, mock(StreamTableJoinFunction.class)).sendTo(output1);
    }, config);
}

Example 2 with StreamApplicationDescriptorImpl

use of org.apache.samza.application.descriptors.StreamApplicationDescriptorImpl in project samza by apache.

the class TestExecutionPlanner method testTriggerIntervalForStatelessOperators.

@Test
public void testTriggerIntervalForStatelessOperators() {
    Map<String, String> map = new HashMap<>(config);
    map.put(JobConfig.JOB_INTERMEDIATE_STREAM_PARTITIONS, String.valueOf(DEFAULT_PARTITIONS));
    Config cfg = new MapConfig(map);
    ExecutionPlanner planner = new ExecutionPlanner(cfg, streamManager);
    StreamApplicationDescriptorImpl graphSpec = createSimpleGraph();
    ExecutionPlan plan = planner.plan(graphSpec);
    List<JobConfig> jobConfigs = plan.getJobConfigs();
    assertEquals(1, jobConfigs.size());
    assertFalse(jobConfigs.get(0).containsKey(TaskConfig.WINDOW_MS));
}

Example 3 with StreamApplicationDescriptorImpl

use of org.apache.samza.application.descriptors.StreamApplicationDescriptorImpl in project samza by apache.

the class TestExecutionPlanner method testDefaultPartitions.

@Test
public void testDefaultPartitions() {
    Map<String, String> map = new HashMap<>(config);
    map.put(JobConfig.JOB_INTERMEDIATE_STREAM_PARTITIONS, String.valueOf(DEFAULT_PARTITIONS));
    Config cfg = new MapConfig(map);
    ExecutionPlanner planner = new ExecutionPlanner(cfg, streamManager);
    StreamApplicationDescriptorImpl graphSpec = createSimpleGraph();
    JobGraph jobGraph = (JobGraph) planner.plan(graphSpec);
    // Partitions should be the same as input1
    jobGraph.getIntermediateStreams().forEach(edge -> {
        assertTrue(edge.getPartitionCount() == DEFAULT_PARTITIONS);
    });
}

Example 4 with StreamApplicationDescriptorImpl

use of org.apache.samza.application.descriptors.StreamApplicationDescriptorImpl in project samza by apache.

the class TestExecutionPlanner method testRejectsInvalidStreamStreamJoin.

@Test(expected = SamzaException.class)
public void testRejectsInvalidStreamStreamJoin() {
    ExecutionPlanner planner = new ExecutionPlanner(config, streamManager);
    StreamApplicationDescriptorImpl graphSpec = createStreamGraphWithInvalidStreamStreamJoin();
    planner.plan(graphSpec);
}

Example 5 with StreamApplicationDescriptorImpl

use of org.apache.samza.application.descriptors.StreamApplicationDescriptorImpl in project samza by apache.

the class TestExecutionPlanner method testCalculateInStreamPartitionsBehindTables.

@Test
public void testCalculateInStreamPartitionsBehindTables() {
    ExecutionPlanner planner = new ExecutionPlanner(config, streamManager);
    StreamApplicationDescriptorImpl graphSpec = createStreamGraphWithStreamTableJoin();
    JobGraph jobGraph = (JobGraph) planner.plan(graphSpec);
    // Partitions should be the same as input3
    jobGraph.getIntermediateStreams().forEach(edge -> {
        assertEquals(32, edge.getPartitionCount());
    });
}