Examples with Fields backtype.storm.tuple.Fields used on opensource projects

Example 86 with Fields

use of backtype.storm.tuple.Fields in project jstorm by alibaba.

the class InOrderDeliveryTest method test.

public static void test() {
    TopologyBuilder builder = new TopologyBuilder();
    int spoutNum = JStormUtils.parseInt(conf.get("spout.num"), 8);
    int countNum = JStormUtils.parseInt(conf.get("count.num"), 8);
    builder.setSpout("spout", new InOrderSpout(), spoutNum);
    builder.setBolt("count", new Check(), countNum).fieldsGrouping("spout", new Fields("c1"));
    String[] className = Thread.currentThread().getStackTrace()[1].getClassName().split("\\.");
    String topologyName = className[className.length - 1];
    try {
        JStormHelper.runTopology(builder.createTopology(), topologyName, conf, 60, new JStormHelper.CheckAckedFail(conf), isLocal);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        Assert.fail("Failed");
    }
}

Example 87 with Fields

use of backtype.storm.tuple.Fields in project jstorm by alibaba.

the class SequenceSpout method declareOutputFields.

public void declareOutputFields(OutputFieldsDeclarer declarer) {
    declarer.declare(new Fields("ID", "RECORD"));
    declarer.declareStream(SequenceTopologyDef.CONTROL_STREAM_ID, new Fields("CONTROL"));
// declarer.declare(new Fields("ID"));
}

Example 88 with Fields

use of backtype.storm.tuple.Fields in project jstorm by alibaba.

the class TridentWordCount method buildTopology.

public static StormTopology buildTopology(LocalDRPC drpc) {
    FixedBatchSpout spout = new FixedBatchSpout(new Fields("sentence"), 3, new Values("the cow jumped over the moon"), new Values("the man went to the store and bought some candy"), new Values("four score and seven years ago"), new Values("how many apples can you eat"), new Values("to be or not to be the person"));
    spout.setCycle(true);
    TridentTopology topology = new TridentTopology();
    TridentState wordCounts = topology.newStream("spout1", spout).parallelismHint(16).each(new Fields("sentence"), new Split(), new Fields("word")).groupBy(new Fields("word")).persistentAggregate(new MemoryMapState.Factory(), new Count(), new Fields("count")).parallelismHint(16);
    topology.newDRPCStream("words", drpc).each(new Fields("args"), new Split(), new Fields("word")).groupBy(new Fields("word")).stateQuery(wordCounts, new Fields("word"), new MapGet(), new Fields("count")).each(new Fields("count"), new FilterNull()).aggregate(new Fields("count"), new Sum(), new Fields("sum"));
    return topology.build();
}

Example 89 with Fields

use of backtype.storm.tuple.Fields in project jstorm by alibaba.

the class ReachTopology method construct.

public static LinearDRPCTopologyBuilder construct() {
    LinearDRPCTopologyBuilder builder = new LinearDRPCTopologyBuilder(TOPOLOGY_NAME);
    builder.addBolt(new GetTweeters(), 1);
    builder.addBolt(new GetFollowers(), 1).shuffleGrouping();
    builder.addBolt(new PartialUniquer(), 1).fieldsGrouping(new Fields("id", "follower"));
    builder.addBolt(new CountAggregator(), 1).fieldsGrouping(new Fields("id"));
    return builder;
}

Example 90 with Fields

use of backtype.storm.tuple.Fields in project jstorm by alibaba.

the class WordCountTopology method test.

public static void test() {
    TopologyBuilder builder = new TopologyBuilder();
    builder.setSpout("spout", new RandomSentenceSpout(), 5);
    builder.setBolt("split", new SplitSentence(), 8).shuffleGrouping("spout");
    builder.setBolt("count", new WordCount(), 12).fieldsGrouping("split", new Fields("word"));
    Config conf = new Config();
    conf.setDebug(true);
    String[] className = Thread.currentThread().getStackTrace()[1].getClassName().split("\\.");
    String topologyName = className[className.length - 1];
    try {
        JStormHelper.runTopology(builder.createTopology(), topologyName, conf, 60, new JStormHelper.CheckAckedFail(conf), isLocal);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        Assert.fail("Failed");
    }
}