Examples with TopologyBuilder org.apache.heron.api.topology.TopologyBuilder used on opensource projects

Example 16 with TopologyBuilder

use of org.apache.heron.api.topology.TopologyBuilder in project heron by twitter.

the class StatefulWordCountTopology method main.

/**
 * Main method
 */
public static void main(String[] args) throws AlreadyAliveException, InvalidTopologyException {
    if (args.length < 1) {
        throw new RuntimeException("Specify topology name");
    }
    int parallelism = 1;
    if (args.length > 1) {
        parallelism = Integer.parseInt(args[1]);
    }
    TopologyBuilder builder = new TopologyBuilder();
    builder.setSpout("word", new WordSpout(), parallelism);
    builder.setBolt("consumer", new ConsumerBolt(), parallelism).fieldsGrouping("word", new Fields("word"));
    Config conf = new Config();
    conf.setNumStmgrs(parallelism);
    conf.setTopologyReliabilityMode(Config.TopologyReliabilityMode.EFFECTIVELY_ONCE);
    conf.setTopologyStatefulCheckpointIntervalSecs(20);
    // configure component resources
    conf.setComponentRam("word", ByteAmount.fromMegabytes(ExampleResources.COMPONENT_RAM_MB));
    conf.setComponentRam("consumer", ByteAmount.fromMegabytes(ExampleResources.COMPONENT_RAM_MB));
    // configure container resources
    conf.setContainerDiskRequested(ExampleResources.getContainerDisk(2 * parallelism, parallelism));
    conf.setContainerRamRequested(ExampleResources.getContainerRam(4 * parallelism, parallelism));
    conf.setContainerCpuRequested(ExampleResources.getContainerCpu(2 * parallelism, parallelism));
    HeronSubmitter.submitTopology(args[0], conf, builder.createTopology());
}

Example 17 with TopologyBuilder

use of org.apache.heron.api.topology.TopologyBuilder in project heron by twitter.

the class WindowedWordCountTopology method main.

public static void main(String[] args) throws AlreadyAliveException, InvalidTopologyException {
    int parallelism = 1;
    TopologyBuilder builder = new TopologyBuilder();
    builder.setSpout("sentence", new SentenceSpout(), parallelism);
    builder.setBolt("split", new SplitSentence(), parallelism).shuffleGrouping("sentence");
    builder.setBolt("consumer", new WindowSumBolt().withWindow(BaseWindowedBolt.Count.of(10000), BaseWindowedBolt.Count.of(5000)), parallelism).fieldsGrouping("split", new Fields("word"));
    Config conf = new Config();
    conf.setMaxSpoutPending(1000000);
    HeronSubmitter.submitTopology(args[0], conf, builder.createTopology());
}

Example 18 with TopologyBuilder

use of org.apache.heron.api.topology.TopologyBuilder in project heron by twitter.

the class MultiSpoutExclamationTopology method main.

public static void main(String[] args) throws Exception {
    TopologyBuilder builder = new TopologyBuilder();
    builder.setSpout("word0", new TestWordSpout(), 2);
    builder.setSpout("word1", new TestWordSpout(), 2);
    builder.setSpout("word2", new TestWordSpout(), 2);
    builder.setBolt("exclaim1", new ExclamationBolt(), 2).shuffleGrouping("word0").shuffleGrouping("word1").shuffleGrouping("word2");
    Config conf = new Config();
    conf.setDebug(true);
    conf.setMaxSpoutPending(10);
    conf.put(Config.TOPOLOGY_WORKER_CHILDOPTS, "-XX:+HeapDumpOnOutOfMemoryError");
    // component resource configuration
    conf.setComponentRam("word0", ExampleResources.getComponentRam());
    conf.setComponentRam("word1", ExampleResources.getComponentRam());
    conf.setComponentRam("word2", ExampleResources.getComponentRam());
    conf.setComponentRam("exclaim1", ExampleResources.getComponentRam());
    // container resource configuration
    conf.setContainerDiskRequested(ByteAmount.fromGigabytes(3));
    conf.setContainerRamRequested(ByteAmount.fromGigabytes(5));
    conf.setContainerCpuRequested(4);
    if (args != null && args.length > 0) {
        conf.setNumStmgrs(3);
        HeronSubmitter.submitTopology(args[0], conf, builder.createTopology());
    } else {
        Simulator simulator = new Simulator();
        simulator.submitTopology("test", conf, builder.createTopology());
        Utils.sleep(10000);
        simulator.killTopology("test");
        simulator.shutdown();
    }
}

Example 19 with TopologyBuilder

use of org.apache.heron.api.topology.TopologyBuilder in project heron by twitter.

the class StatefulSlidingWindowTopology method main.

public static void main(String[] args) throws Exception {
    TopologyBuilder builder = new TopologyBuilder();
    builder.setSpout("integer", new IntegerSpout(), 1);
    builder.setBolt("sumbolt", new WindowSumBolt().withWindow(BaseWindowedBolt.Count.of(5), BaseWindowedBolt.Count.of(3)), 1).shuffleGrouping("integer");
    builder.setBolt("printer", new PrinterBolt()).shuffleGrouping("sumbolt");
    Config conf = new Config();
    conf.setDebug(true);
    String topoName = "test";
    Config.setComponentRam(conf, "integer", ByteAmount.fromGigabytes(1));
    Config.setComponentRam(conf, "sumbolt", ByteAmount.fromGigabytes(1));
    Config.setComponentRam(conf, "printer", ByteAmount.fromGigabytes(1));
    Config.setContainerDiskRequested(conf, ByteAmount.fromGigabytes(5));
    Config.setContainerCpuRequested(conf, 4);
    conf.setTopologyReliabilityMode(Config.TopologyReliabilityMode.EFFECTIVELY_ONCE);
    conf.setTopologyStatefulCheckpointIntervalSecs(20);
    conf.setMaxSpoutPending(1000);
    if (args != null && args.length > 0) {
        topoName = args[0];
    }
    HeronSubmitter.submitTopology(topoName, conf, builder.createTopology());
}

Example 20 with TopologyBuilder

use of org.apache.heron.api.topology.TopologyBuilder in project heron by twitter.

the class TopologyManagerTest method getTestTopology.

/**
 * Construct the test topology
 */
public static TopologyAPI.Topology getTestTopology() {
    TopologyBuilder topologyBuilder = new TopologyBuilder();
    topologyBuilder.setSpout(STREAM_ID, new BaseRichSpout() {

        private static final long serialVersionUID = 5406114907377311020L;

        @Override
        public void declareOutputFields(OutputFieldsDeclarer outputFieldsDeclarer) {
            outputFieldsDeclarer.declare(new Fields(STREAM_ID));
        }

        @Override
        public void open(Map<String, Object> map, TopologyContext topologyContext, SpoutOutputCollector spoutOutputCollector) {
        }

        @Override
        public void nextTuple() {
        }
    }, 2);
    topologyBuilder.setBolt(BOLT_ID, new BaseBasicBolt() {

        private static final long serialVersionUID = 4398578755681473899L;

        @Override
        public void execute(Tuple tuple, BasicOutputCollector basicOutputCollector) {
        }

        @Override
        public void declareOutputFields(OutputFieldsDeclarer outputFieldsDeclarer) {
        }
    }, 2).shuffleGrouping(STREAM_ID);
    Config conf = new Config();
    conf.setDebug(true);
    conf.setMaxSpoutPending(10);
    conf.put(Config.TOPOLOGY_WORKER_CHILDOPTS, "-XX:+HeapDumpOnOutOfMemoryError");
    conf.setComponentRam(STREAM_ID, ByteAmount.fromMegabytes(500));
    conf.setComponentRam(BOLT_ID, ByteAmount.fromGigabytes(1));
    conf.setMessageTimeoutSecs(1);
    return topologyBuilder.createTopology().setName("topology-name").setConfig(conf).setState(TopologyAPI.TopologyState.RUNNING).getTopology();
}