Examples with Fields org.apache.heron.api.tuple.Fields used on opensource projects

Example 26 with Fields

use of org.apache.heron.api.tuple.Fields in project heron by twitter.

the class BasicTopologyOneTask method buildTopology.

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

Example 27 with Fields

use of org.apache.heron.api.tuple.Fields in project heron by twitter.

the class FieldsGrouping method buildTopology.

@Override
protected TopologyBuilder buildTopology(TopologyBuilder builder) {
    builder.setSpout("ab-spout", new ABSpout(), 1);
    builder.setBolt("count-bolt", new WordCountBolt(), 2).fieldsGrouping("ab-spout", new Fields("word"));
    builder.setBolt("sum-bolt", new CountAggregatorBolt(), 1).noneGrouping("count-bolt");
    return builder;
}

Example 28 with Fields

use of org.apache.heron.api.tuple.Fields in project heron by twitter.

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);
}

Example 29 with Fields

use of org.apache.heron.api.tuple.Fields in project heron by twitter.

the class MultiSpoutsMultiTasks method buildTopology.

@Override
protected TestTopologyBuilder buildTopology(TestTopologyBuilder builder) {
    builder.setSpout("ab-spout-1", new ABSpout(), 3);
    builder.setSpout("ab-spout-2", new ABSpout(), 3);
    builder.setBolt("identity-bolt", new IdentityBolt(new Fields("word")), 1).shuffleGrouping("ab-spout-1").shuffleGrouping("ab-spout-2");
    return builder;
}

Example 30 with Fields

use of org.apache.heron.api.tuple.Fields in project heron by twitter.

the class OneBoltMultiTasks 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).shuffleGrouping("ab-spout");
    return builder;
}