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

Example 56 with StreamApplicationDescriptorImpl

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

the class TestExecutionPlanner method testTriggerIntervalWhenWindowMsIsConfigured.

@Test
public void testTriggerIntervalWhenWindowMsIsConfigured() {
    Map<String, String> map = new HashMap<>(config);
    map.put(TaskConfig.WINDOW_MS, "2000");
    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());
    assertEquals("2000", jobConfigs.get(0).get(TaskConfig.WINDOW_MS));
}

Example 57 with StreamApplicationDescriptorImpl

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

the class TestExecutionPlanner method testTriggerIntervalWithNoWindowMs.

@Test
public void testTriggerIntervalWithNoWindowMs() {
    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 = createStreamGraphWithJoinAndWindow();
    ExecutionPlan plan = planner.plan(graphSpec);
    List<JobConfig> jobConfigs = plan.getJobConfigs();
    assertEquals(1, jobConfigs.size());
    // GCD of 8, 16, 1600 and 252 is 4
    assertEquals("4", jobConfigs.get(0).get(TaskConfig.WINDOW_MS));
}

Example 58 with StreamApplicationDescriptorImpl

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

the class TestExecutionPlanner method createStreamGraphWithStreamTableJoin.

private StreamApplicationDescriptorImpl createStreamGraphWithStreamTableJoin() {
    /**
     * Example stream-table join app. Expected partition counts of intermediate streams introduced
     * by partitionBy operations are enclosed in quotes.
     *
     *    input2 (16) -> partitionBy ("32") -> send-to-table t
     *
     *                                      join-table t —————
     *                                       |                |
     *    input1 (64) -> partitionBy ("32") _|                |
     *                                                       join -> output1 (8)
     *                                                        |
     *                                      input3 (32) ——————
     */
    return new StreamApplicationDescriptorImpl(appDesc -> {
        MessageStream<KV<Object, Object>> messageStream1 = appDesc.getInputStream(input1Descriptor);
        MessageStream<KV<Object, Object>> messageStream2 = appDesc.getInputStream(input2Descriptor);
        MessageStream<KV<Object, Object>> messageStream3 = appDesc.getInputStream(input3Descriptor);
        OutputStream<KV<Object, Object>> output1 = appDesc.getOutputStream(output1Descriptor);
        TableDescriptor tableDescriptor = new TestLocalTableDescriptor.MockLocalTableDescriptor("table-id", new KVSerde(new StringSerde(), new StringSerde()));
        Table table = appDesc.getTable(tableDescriptor);
        messageStream2.partitionBy(m -> m.key, m -> m.value, mock(KVSerde.class), "p1").sendTo(table);
        messageStream1.partitionBy(m -> m.key, m -> m.value, mock(KVSerde.class), "p2").join(table, mock(StreamTableJoinFunction.class)).join(messageStream3, mock(JoinFunction.class), mock(Serde.class), mock(Serde.class), mock(Serde.class), Duration.ofHours(1), "j2").sendTo(output1);
    }, config);
}

Example 59 with StreamApplicationDescriptorImpl

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

the class TestExecutionPlanner method testMaxPartitionLimit.

@Test
public void testMaxPartitionLimit() {
    int partitionLimit = IntermediateStreamManager.MAX_INFERRED_PARTITIONS;
    ExecutionPlanner planner = new ExecutionPlanner(config, streamManager);
    StreamApplicationDescriptorImpl graphSpec = new StreamApplicationDescriptorImpl(appDesc -> {
        MessageStream<KV<Object, Object>> input1 = appDesc.getInputStream(input4Descriptor);
        OutputStream<KV<Object, Object>> output1 = appDesc.getOutputStream(output1Descriptor);
        input1.partitionBy(m -> m.key, m -> m.value, mock(KVSerde.class), "p1").map(kv -> kv).sendTo(output1);
    }, config);
    JobGraph jobGraph = (JobGraph) planner.plan(graphSpec);
    // Partitions should be the same as input1
    jobGraph.getIntermediateStreams().forEach(edge -> {
        // max of input1 and output1
        assertEquals(partitionLimit, edge.getPartitionCount());
    });
}

Example 60 with StreamApplicationDescriptorImpl

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

the class TestExecutionPlanner method testFetchExistingStreamPartitions.

@Test
public void testFetchExistingStreamPartitions() {
    ExecutionPlanner planner = new ExecutionPlanner(config, streamManager);
    StreamApplicationDescriptorImpl graphSpec = createStreamGraphWithStreamStreamJoin();
    JobGraph jobGraph = planner.createJobGraph(graphSpec);
    planner.setInputAndOutputStreamPartitionCount(jobGraph);
    assertTrue(jobGraph.getOrCreateStreamEdge(input1Spec).getPartitionCount() == 64);
    assertTrue(jobGraph.getOrCreateStreamEdge(input2Spec).getPartitionCount() == 16);
    assertTrue(jobGraph.getOrCreateStreamEdge(input3Spec).getPartitionCount() == 32);
    assertTrue(jobGraph.getOrCreateStreamEdge(output1Spec).getPartitionCount() == 8);
    assertTrue(jobGraph.getOrCreateStreamEdge(output2Spec).getPartitionCount() == 16);
    jobGraph.getIntermediateStreamEdges().forEach(edge -> {
        assertTrue(edge.getPartitionCount() == -1);
    });
}