本文整理汇总了Java中org.apache.storm.starter.spout.RandomSentenceSpout类的典型用法代码示例。如果您正苦于以下问题：Java RandomSentenceSpout类的具体用法？Java RandomSentenceSpout怎么用？Java RandomSentenceSpout使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
RandomSentenceSpout类属于org.apache.storm.starter.spout包，在下文中一共展示了RandomSentenceSpout类的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: test
import org.apache.storm.starter.spout.RandomSentenceSpout; //导入依赖的package包/类
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");
}
}
示例2: buildProducerTopology
import org.apache.storm.starter.spout.RandomSentenceSpout; //导入依赖的package包/类
/**
* A topology that produces random sentences using {@link RandomSentenceSpout} and
* publishes the sentences using a KafkaBolt to kafka "test" topic.
*
* @return the storm topology
*/
public StormTopology buildProducerTopology(Properties prop) {
TopologyBuilder builder = new TopologyBuilder();
builder.setSpout("spout", new RandomSentenceSpout(), 2);
/**
* The output field of the RandomSentenceSpout ("word") is provided as the boltMessageField
* so that this gets written out as the message in the kafka topic.
*/
KafkaBolt bolt = new KafkaBolt().withProducerProperties(prop)
.withTopicSelector(new DefaultTopicSelector("test"))
.withTupleToKafkaMapper(new FieldNameBasedTupleToKafkaMapper("key", "word"));
builder.setBolt("forwardToKafka", bolt, 1).shuffleGrouping("spout");
return builder.createTopology();
}
示例3: main
import org.apache.storm.starter.spout.RandomSentenceSpout; //导入依赖的package包/类
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();
}
}