org.wso2.carbon.databridge.commons.Credentials Java Examples
The following examples show how to use
org.wso2.carbon.databridge.commons.Credentials.
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Example #1
Source File: TestWso2EventServer.java From product-cep with Apache License 2.0 | 5 votes |
@Override public void receive(List<Event> eventList, Credentials credentials) { long currentTime = System.currentTimeMillis(); long currentBatchTotalDelay = 0; for (Event event : eventList) { currentBatchTotalDelay = currentBatchTotalDelay + (currentTime - event.getTimeStamp()); } /** Following section should ideally be atomic **/ long localTotalDelay = totalDelay.addAndGet(currentBatchTotalDelay); long localCounter = counter.addAndGet(eventList.size()); /** End of wish for atomic section **/ long index = localCounter / elapsedCount; if (lastIndex.get() != index) { if (calcInProgress.compareAndSet(false, true)) { //TODO Can be made thread safe further lastIndex.set(index); long currentWindowEventsReceived = localCounter - lastCounter.getAndSet(localCounter); //log.info("Current time: " + System.currentTimeMillis() + ", Event received time: " + currentTime + ", Last calculation time: " + lastTime.get()); long elapsedTime = currentTime - lastTime.getAndSet(currentTime); double throughputPerSecond = (((double) currentWindowEventsReceived) / elapsedTime) * 1000; log.info("[" + Thread.currentThread().getName() + "] Received " + currentWindowEventsReceived + " sensor events in " + elapsedTime + " milliseconds with total throughput of " + decimalFormat.format(throughputPerSecond) + " events per second. Average delay is " + decimalFormat.format(localTotalDelay / (double) currentWindowEventsReceived)); totalDelay.addAndGet(-localTotalDelay); calcInProgress.set(false); } } }
Example #2
Source File: TestWso2EventServer.java From product-cep with Apache License 2.0 | 4 votes |
@Override public void receive(List<Event> eventList, Credentials credentials) { long currentTime = System.currentTimeMillis(); // log.info("Received batch of " + eventList.size() + " events at: " + currentTime); long currentBatchTotalDelay = 0; for (Event event : eventList) { currentTime = System.currentTimeMillis(); long currentEventLatency = currentTime - event.getTimeStamp(); // log.info("Received event: " + event.getMetaData()[3] + " at " + currentTime + // "; Event timestamp and value of timestamp attribute: " + event.getMetaData()[0] + ", " // + event.getTimeStamp() + "; Latency(ms) : " + currentEventLatency); long currentMaxLatency = maxLatency.get(); if (currentEventLatency > currentMaxLatency) { maxLatency.compareAndSet(currentMaxLatency, currentEventLatency); } long currentMinLatency = minLatency.get(); if (currentEventLatency < currentMinLatency) { minLatency.compareAndSet(currentMinLatency, currentEventLatency); } currentBatchTotalDelay = currentBatchTotalDelay + currentEventLatency; } long localCounter = counter.addAndGet(eventList.size()); long localTotalDelay = totalDelay.addAndGet(currentBatchTotalDelay); long index = localCounter / elapsedCount; if (lastIndex.get() != index) { if (calcInProgress.compareAndSet(false, true)) { lastIndex.set(index); long currentWindowEventsReceived = localCounter - lastCounter.getAndSet(localCounter); long elapsedTime = currentTime - lastTime.getAndSet(currentTime); log.info("Received " + currentWindowEventsReceived + " events in " + elapsedTime + " ms; Latency - Avg: " + decimalFormat.format(localTotalDelay / (double) currentWindowEventsReceived) + ", Min: " + minLatency.get() + ", Max: " + maxLatency.get()); maxLatency.set(0); minLatency.set(Long.MAX_VALUE); totalDelay.addAndGet(-localTotalDelay); calcInProgress.set(false); } } }