Examples with Fields com.twitter.heron.api.tuple.Fields used on opensource projects

Example 36 with Fields

use of com.twitter.heron.api.tuple.Fields in project incubator-heron by apache.

the class NonGrouping method buildTopology.

@Override
protected TestTopologyBuilder buildTopology(TestTopologyBuilder builder) {
    builder.setSpout("ab-spout", new ABSpout(), 1);
    builder.setBolt("identity-bolt", new IdentityBolt(new Fields("word")), 3).noneGrouping("ab-spout");
    return builder;
}

Example 37 with Fields

use of com.twitter.heron.api.tuple.Fields in project incubator-heron by apache.

the class OneSpoutBoltMultiTasks method buildTopology.

@Override
protected TestTopologyBuilder buildTopology(TestTopologyBuilder builder) {
    builder.setSpout("ab-spout", new ABSpout(), 3);
    builder.setBolt("identity-bolt", new IdentityBolt(new Fields("word")), 3).shuffleGrouping("ab-spout");
    return builder;
}

Example 38 with Fields

use of com.twitter.heron.api.tuple.Fields in project incubator-heron by apache.

the class OneSpoutTwoBolts method buildTopology.

@Override
protected TestTopologyBuilder buildTopology(TestTopologyBuilder builder) {
    builder.setSpout("ab-spout", new ABSpout(), 1);
    builder.setBolt("identity-bolt-1", new IdentityBolt(new Fields("word")), 1).shuffleGrouping("ab-spout");
    builder.setBolt("identity-bolt-2", new IdentityBolt(new Fields("word")), 1).shuffleGrouping("ab-spout");
    return builder;
}

Example 39 with Fields

use of com.twitter.heron.api.tuple.Fields in project incubator-heron by apache.

the class LocalReadWriteTopology method main.

public static void main(String[] args) throws Exception {
    if (args.length < 3 || args.length > 4) {
        throw new RuntimeException("Expects 3 or 4 arguments, topology name, " + "inputFile, outputFile and max emit count (optional)");
    }
    String topologyName = args[0];
    String inputFile = args[1];
    String outputFile = args[2];
    TestTopologyBuilder builder = new TestTopologyBuilder(outputFile);
    builder.setTerminalBoltClass(LOCAL_AGGREGATOR_BOLT_CLASS);
    if (args.length == 3) {
        builder.setSpout("paused-local-spout", new PausedLocalFileSpout(inputFile), 1);
    } else {
        int maxEmits = Integer.parseInt(args[3]);
        builder.setSpout("paused-local-spout", new PausedLocalFileSpout(inputFile), 1, maxEmits);
    }
    builder.setBolt("identity-bolt", new IdentityBolt(new Fields("line")), 1).shuffleGrouping("paused-local-spout");
    Config conf = new BasicConfig();
    HeronSubmitter.submitTopology(topologyName, conf, builder.createTopology());
}

Example 40 with Fields

use of com.twitter.heron.api.tuple.Fields in project incubator-heron by apache.

the class IntegrationTestSpout method declareOutputFields.

@Override
public void declareOutputFields(OutputFieldsDeclarer outputFieldsDeclarer) {
    outputFieldsDeclarer.declareStream(Constants.INTEGRATION_TEST_CONTROL_STREAM_ID, new Fields(Constants.INTEGRATION_TEST_TERMINAL));
    delegateSpout.declareOutputFields(outputFieldsDeclarer);
}