public static void main(String[] args) throws Exception {
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);
if (args != null && args.length > 0) {
conf.setNumWorkers(3);
StormSubmitter.submitTopologyWithProgressBar(args[0], conf, builder.createTopology());
} else {
conf.setMaxTaskParallelism(3);
LocalCluster cluster = new LocalCluster();
cluster.submitTopology("word-count", conf, builder.createTopology());
Thread.sleep(10000);
cluster.shutdown();
}
}
public static void main(String[] args) throws Exception {
if (args.length == 0) {
throw new IllegalArgumentException(
"There should be at least one argument. Run as `SampleOpenTsdbTridentTopology <tsdb-url>`");
}
String tsdbUrl = args[0];
final OpenTsdbClient.Builder openTsdbClientBuilder = OpenTsdbClient.newBuilder(tsdbUrl);
final OpenTsdbStateFactory openTsdbStateFactory =
new OpenTsdbStateFactory(
openTsdbClientBuilder,
Collections.singletonList(TupleOpenTsdbDatapointMapper.DEFAULT_MAPPER));
TridentTopology tridentTopology = new TridentTopology();
final Stream stream =
tridentTopology.newStream("metric-tsdb-stream", new MetricGenBatchSpout(10));
stream
.peek(
new Consumer() {
@Override
public void accept(TridentTuple input) {
LOG.info("########### Received tuple: [{}]", input);
}
})
.partitionPersist(
openTsdbStateFactory, MetricGenSpout.DEFAULT_METRIC_FIELDS, new OpenTsdbStateUpdater());
Config conf = new Config();
conf.setDebug(true);
if (args.length > 1) {
conf.setNumWorkers(3);
StormSubmitter.submitTopologyWithProgressBar(args[1], conf, tridentTopology.build());
} else {
conf.setMaxTaskParallelism(3);
try (LocalCluster cluster = new LocalCluster();
LocalTopology topo =
cluster.submitTopology("word-count", conf, tridentTopology.build())) {
Thread.sleep(30000);
}
System.exit(0);
}
}
public static void main(String[] args) throws Exception {
TopologyBuilder builder = new TopologyBuilder();
BaseWindowedBolt bolt =
new SlidingWindowSumBolt()
.withWindow(new Duration(5, TimeUnit.SECONDS), new Duration(3, TimeUnit.SECONDS))
.withTimestampField("ts")
.withLag(new Duration(5, TimeUnit.SECONDS));
builder.setSpout("integer", new RandomIntegerSpout(), 1);
builder.setBolt("slidingsum", bolt, 1).shuffleGrouping("integer");
builder.setBolt("printer", new PrinterBolt(), 1).shuffleGrouping("slidingsum");
Config conf = new Config();
conf.setDebug(true);
if (args != null && args.length > 0) {
conf.setNumWorkers(1);
StormSubmitter.submitTopologyWithProgressBar(args[0], conf, builder.createTopology());
} else {
LocalCluster cluster = new LocalCluster();
cluster.submitTopology("test", conf, builder.createTopology());
Utils.sleep(40000);
cluster.killTopology("test");
cluster.shutdown();
}
}
@Override
public Map<String, Object> getComponentConfiguration() {
Config ret = new Config();
ret.setMaxTaskParallelism(1);
return ret;
}