How to use

KafkaReporter

in

com.intel.hibench.common.streaming.metrics

@Override
public void prepare(Map conf, TridentOperationContext context) {
 this.reporter = new KafkaReporter(config.reporterTopic, config.brokerList);
}

 @Override
 public Tuple2<String, String> map(Tuple2<String, String> value) throws Exception {
  KafkaReporter kafkaReporter = new KafkaReporter(config.reportTopic, config.brokerList);
  kafkaReporter.report(Long.parseLong(value.f0), System.currentTimeMillis());
  return value;
 }
});

@Override
public State init() {
 this.reporter = new KafkaReporter(config.reporterTopic, config.brokerList);
 return new State();
}

 @Override
 public Tuple2<String, String> map(Tuple2<String, String> value) throws Exception {
  KafkaReporter kafkaReporter = new KafkaReporter(config.reportTopic, config.brokerList);
  kafkaReporter.report(Long.parseLong(value.f0), System.currentTimeMillis());
  return value;
 }
});

@Override
public void execute(Tuple tuple, BasicOutputCollector collector) {
 String word = tuple.getString(0);
 Integer count = counts.get(word);
 if (count == null)
  count = 0;
 count++;
 counts.put(word, count);
 LatencyReporter latencyReporter = new KafkaReporter(config.reporterTopic, config.brokerList);
 latencyReporter.report(tuple.getLong(1), System.currentTimeMillis());
}

 @Override
 public Values execute(TridentTuple tridentTuple) {
  ImmutableMap<String, String> kv = (ImmutableMap<String, String>) tridentTuple.getValue(0);
  LatencyReporter reporter = new KafkaReporter(config.reporterTopic, config.brokerList);
  reporter.report(Long.parseLong(kv.keySet().iterator().next()),
    System.currentTimeMillis());
  return new Values(kv);
 }
}

@Override
public void execute(TupleWindow inputWindow) {
 Map<String, Long[]> counts = new HashMap<String, Long[]>();
 for (Tuple tuple : inputWindow.get()) {
  Long time = tuple.getLong(1);
  String ip = tuple.getString(0);
  Long[] timeAndCount = counts.get(ip);
  if (null == timeAndCount) {
   timeAndCount = new Long[2];
   timeAndCount[0] = time;
   timeAndCount[1] = 0L;
  }
  timeAndCount[0] = Math.min(timeAndCount[0], time);
  timeAndCount[1]++;
  counts.put(ip, timeAndCount);
 }
 LatencyReporter latencyReporter = new KafkaReporter(config.reporterTopic, config.brokerList);
 for (Long[] timeAndCount : counts.values()) {
  for (int i = 0; i < timeAndCount[1]; i++) {
   latencyReporter.report(timeAndCount[0], System.currentTimeMillis());
  }
 }
}

@Override
public void execute(Tuple tuple, BasicOutputCollector collector) {
 final LatencyReporter latencyReporter = new KafkaReporter(config.reporterTopic, config.brokerList);
 ImmutableMap<String, String> kv = (ImmutableMap<String, String>) tuple.getValue(0);
 collector.emit(new Values(kv));
 latencyReporter.report(Long.parseLong(kv.keySet().iterator().next()), System.currentTimeMillis());
}