本文整理了Java中backtype.storm.tuple.Tuple.getDoubleByField()
方法的一些代码示例,展示了Tuple.getDoubleByField()
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Tuple.getDoubleByField()
方法的具体详情如下:
包路径:backtype.storm.tuple.Tuple
类名称:Tuple
方法名:getDoubleByField
暂无
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple input) {
String deviceID = input.getStringByField(Field.DEVICE_ID);
double movingAverageInstant = input.getDoubleByField(Field.MOVING_AVG);
double nextDouble = input.getDoubleByField(Field.VALUE);
if (Math.abs(nextDouble - movingAverageInstant) > spikeThreshold * movingAverageInstant) {
collector.emit(input, new Values(deviceID, movingAverageInstant, nextDouble, "spike detected"));
}
collector.ack(input);
}
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple tuple) {
String component = tuple.getSourceComponent();
if (component.equals(Component.GLOBAL_MEDIAN)) {
long timestamp = tuple.getLongByField(Field.TIMESTAMP);
double globalMedianLoad = tuple.getDoubleByField(Field.GLOBAL_MEDIAN_LOAD);
globalMedianBacklog.put(timestamp, globalMedianLoad);
// ordered based on the timestamps
while (!unprocessedMessages.isEmpty() &&
unprocessedMessages.peek().tuple.getLongByField(Field.TIMESTAMP).equals(timestamp)) {
Tuple perPlugMedianTuple = unprocessedMessages.poll().tuple;
processPerPlugMedianTuple(perPlugMedianTuple);
}
} else {
processPerPlugMedianTuple(tuple);
}
}
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple input) {
long timestamp = input.getLongByField(Field.TIMESTAMP);
String id = input.getStringByField(Field.ID);
double dataInstanceAnomalyScore = input.getDoubleByField(Field.DATAINST_ANOMALY_SCORE);
Queue<Double> slidingWindow = slidingWindowMap.get(id);
if (slidingWindow == null) {
slidingWindow = new LinkedList<>();
}
// update sliding window
slidingWindow.add(dataInstanceAnomalyScore);
if (slidingWindow.size() > this.windowLength) {
slidingWindow.poll();
}
slidingWindowMap.put(id, slidingWindow);
double sumScore = 0.0;
for (double score : slidingWindow) {
sumScore += score;
}
collector.emit(new Values(id, sumScore, timestamp, input.getValue(3), dataInstanceAnomalyScore));
collector.ack(input);
}
代码示例来源:origin: jasonTangxd/recommendSys
itemId=tuple.getIntegerByField("itemId");
feature=tuple.getIntegerByField("feature");
score=tuple.getDoubleByField("score");
} catch (Exception e) {
logger.error(e.getMessage());
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple input) {
try {
int speed = input.getIntegerByField(Field.SPEED);
int bearing = input.getIntegerByField(Field.BEARING);
double latitude = input.getDoubleByField(Field.LATITUDE);
double longitude = input.getDoubleByField(Field.LONGITUDE);
if (speed <= 0) return;
if (longitude > lonMax || longitude < lonMin || latitude > latMax || latitude < latMin) return;
GPSRecord record = new GPSRecord(longitude, latitude, speed, bearing);
int roadID = sectors.fetchRoadID(record);
if (roadID != -1) {
List<Object> values = input.getValues();
values.add(roadID);
collector.emit(input, values);
}
collector.ack(input);
} catch (SQLException ex) {
LOG.error("Unable to fetch road ID", ex);
}
}
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple tuple) {
int operation = tuple.getIntegerByField(Field.SLIDING_WINDOW_ACTION);
double value = tuple.getDoubleByField(Field.VALUE);
long timestamp = tuple.getLongByField(Field.TIMESTAMP);
String key = getKey(tuple);
RunningMedianCalculator medianCalc = runningMedians.get(key);
if (medianCalc == null) {
medianCalc = new RunningMedianCalculator();
runningMedians.put(key, medianCalc);
}
Long lastUpdatedTs = lastUpdatedTsMap.get(key);
if (lastUpdatedTs == null) {
lastUpdatedTs = 0l;
}
if (operation == SlidingWindowAction.ADD){
double median = medianCalc.getMedian(value);
if (lastUpdatedTs < timestamp) {
// the sliding window has moved
lastUpdatedTsMap.put(key, timestamp);
collector.emit(new Values(key, timestamp, median));
}
} else {
medianCalc.remove(value);
}
}
代码示例来源:origin: mayconbordin/storm-applications
double askPrice = input.getDoubleByField(Field.PRICE);
int askSize = input.getIntegerByField(Field.VOLUME);
DateTime date = (DateTime) input.getValueByField(Field.DATE);
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple input) {
String deviceID = input.getStringByField(Field.DEVICE_ID);
double nextDouble = input.getDoubleByField(Field.VALUE);
double movingAvergeInstant = movingAverage(deviceID, nextDouble);
collector.emit(input, new Values(deviceID, movingAvergeInstant, nextDouble));
collector.ack(input);
}
代码示例来源:origin: mayconbordin/storm-applications
avg = input.getDoubleByField(Field.AVERAGE);
} else {
CallDetailRecord cdr = (CallDetailRecord) input.getValueByField(Field.RECORD);
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple tuple) {
int operation = tuple.getIntegerByField(Field.SLIDING_WINDOW_ACTION);
double value = tuple.getDoubleByField(Field.VALUE);
long timestamp = tuple.getLongByField(Field.TIMESTAMP);
if (operation == SlidingWindowAction.ADD){
double median = medianCalc.getMedian(value);
if (lastUpdatedTs < timestamp) {
// the sliding window has moved
lastUpdatedTs = timestamp;
collector.emit(new Values(timestamp, median));
}
} else {
medianCalc.remove(value);
}
}
代码示例来源:origin: mayconbordin/storm-applications
String houseId = key.split(":")[0];
long timestamp = tuple.getLongByField(Field.TIMESTAMP);
double value = tuple.getDoubleByField(Field.PER_PLUG_MEDIAN);
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple tuple) {
int type = tuple.getIntegerByField(Field.PROPERTY);
// we are interested only in load
if (type == Measurement.WORK) {
return;
}
SlidingWindowEntryImpl windowEntry = new SlidingWindowEntryImpl(
tuple.getLongByField(Field.TIMESTAMP), tuple.getDoubleByField(Field.VALUE),
tuple.getStringByField(Field.HOUSE_ID), tuple.getStringByField(Field.HOUSEHOLD_ID),
tuple.getStringByField(Field.PLUG_ID));
window.add(windowEntry, new SlidingWindowCallback() {
@Override
public void remove(List<SlidingWindowEntry> entries) {
for (SlidingWindowEntry e : entries) {
SlidingWindowEntryImpl entry = (SlidingWindowEntryImpl) e;
collector.emit(new Values(entry.ts, entry.houseId, entry.houseHoldId,
entry.plugId, entry.value, SlidingWindowAction.REMOVE));
}
}
});
collector.emit(new Values(windowEntry.ts, windowEntry.houseId, windowEntry.houseHoldId,
windowEntry.plugId, windowEntry.value, SlidingWindowAction.ADD));
}
代码示例来源:origin: mayconbordin/storm-applications
double value = tuple.getDoubleByField(Field.VALUE);
代码示例来源:origin: mayconbordin/storm-applications
@Override
public void execute(Tuple input) {
String stock = input.getStringByField(Field.STOCK);
double price = (double) input.getDoubleByField(Field.PRICE);
int volume = (int) input.getIntegerByField(Field.VOLUME);
DateTime date = (DateTime) input.getValueByField(Field.DATE);
int inteval = input.getIntegerByField(Field.INTERVAL);
Vwap vwap = stocks.get(stock);
if (withinPeriod(vwap, date)) {
vwap.update(volume, price, date.plusSeconds(inteval));
collector.emit(input, new Values(stock, vwap.getVwap(), vwap.getStartDate(), vwap.getEndDate()));
} else {
if (vwap != null) {
collector.emit(new Values(stock, vwap.getVwap(), vwap.getStartDate(), vwap.getEndDate()));
}
vwap = new Vwap(volume, price, date, date.plusSeconds(inteval));
stocks.put(stock, vwap);
collector.emit(input, new Values(stock, vwap.getVwap(), vwap.getStartDate(), vwap.getEndDate()));
}
collector.ack(input);
}
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