Examples with IncrementalUnixTimeFunctionExecutor org.wso2.siddhi.core.executor.incremental.IncrementalUnixTimeFunctionExecutor used on opensource projects

Example 1 with IncrementalUnixTimeFunctionExecutor

use of org.wso2.siddhi.core.executor.incremental.IncrementalUnixTimeFunctionExecutor in project siddhi by wso2.

the class IncrementalAggregationProcessor method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    ComplexEventChunk<StreamEvent> streamEventChunk = new ComplexEventChunk<>(complexEventChunk.isBatch());
    try {
        int noOfEvents = 0;
        if (latencyTrackerInsert != null && siddhiAppContext.isStatsEnabled()) {
            latencyTrackerInsert.markIn();
        }
        while (complexEventChunk.hasNext()) {
            ComplexEvent complexEvent = complexEventChunk.next();
            StreamEvent borrowedEvent = streamEventPool.borrowEvent();
            for (int i = 0; i < incomingExpressionExecutors.size(); i++) {
                ExpressionExecutor expressionExecutor = incomingExpressionExecutors.get(i);
                Object outputData = expressionExecutor.execute(complexEvent);
                if (expressionExecutor instanceof IncrementalUnixTimeFunctionExecutor && outputData == null) {
                    throw new SiddhiAppRuntimeException("Cannot retrieve the timestamp of event");
                }
                borrowedEvent.setOutputData(outputData, i);
            }
            streamEventChunk.add(borrowedEvent);
            noOfEvents++;
        }
        incrementalExecutor.execute(streamEventChunk);
        if (throughputTrackerInsert != null && siddhiAppContext.isStatsEnabled()) {
            throughputTrackerInsert.eventsIn(noOfEvents);
        }
    } finally {
        if (latencyTrackerInsert != null && siddhiAppContext.isStatsEnabled()) {
            latencyTrackerInsert.markOut();
        }
    }
}