@Override
public void process(KeyValPair<MerchantKey, Double> tuple) {
MutableDouble currentSma = currentSMAMap.get(tuple.getKey());
if (currentSma == null) { // first sma for the given key
double sma = tuple.getValue();
currentSMAMap.put(tuple.getKey(), new MutableDouble(sma));
// lastSMAMap.put(tuple.getKey(), new MutableDouble(sma));
} else { // move the current SMA value to the last SMA Map
// lastSMAMap.get(tuple.getKey()).setValue(currentSma.getValue());
currentSma.setValue(tuple.getValue()); // update the current SMA value
}
}
/** For each tuple (a key value pair) Adds the values for each key. */
@Override
public void process(KeyValPair<K, V> tuple) {
K key = tuple.getKey();
if (!doprocessKey(key)) {
return;
}
SumEntry val = sums.get(key);
if (val == null) {
val = new SumEntry(new MutableDouble(tuple.getValue().doubleValue()), true);
} else {
val.sum.add(tuple.getValue().doubleValue());
val.changed = true;
}
sums.put(cloneKey(key), val);
}
private void processTuple(KeyValPair<MerchantKey, Long> tuple) {
MerchantKey merchantKey = tuple.getKey();
MutableDouble lastSma = lastSMAMap.get(tuple.getKey());
long txValue = tuple.getValue();
if (lastSma != null && txValue > lastSma.doubleValue()) {
double lastSmaValue = lastSma.doubleValue();
double change = txValue - lastSmaValue;
if (change > threshold) { // generate an alert
AverageAlertData data = getOutputData(merchantKey, txValue, change, lastSmaValue);
alerts.add(data);
// if (userGenerated) { // if its user generated only the pass it to WebSocket
if (merchantKey.merchantType == MerchantTransaction.MerchantType.BRICK_AND_MORTAR) {
avgAlertNotificationPort.emit(
getOutputData(
data,
String.format(
brickMortarAlertMsg,
txValue,
change,
lastSmaValue,
merchantKey.merchantId,
merchantKey.terminalId)));
} else { // its internet based
avgAlertNotificationPort.emit(
getOutputData(
data,
String.format(
internetAlertMsg, txValue, change, lastSmaValue, merchantKey.merchantId)));
}
// }
}
}
}