Examples with ComplexEvent org.ballerinalang.siddhi.core.event.ComplexEvent used on opensource projects

Example 31 with ComplexEvent

use of org.ballerinalang.siddhi.core.event.ComplexEvent in project ballerina by ballerina-lang.

the class QuerySelector method processInBatchGroupBy.

private ComplexEventChunk processInBatchGroupBy(ComplexEventChunk complexEventChunk) {
    Map<String, ComplexEvent> groupedEvents = new LinkedHashMap<String, ComplexEvent>();
    complexEventChunk.reset();
    synchronized (this) {
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            switch(event.getType()) {
                case CURRENT:
                case EXPIRED:
                    eventPopulator.populateStateEvent(event);
                    String groupByKey = groupByKeyGenerator.constructEventKey(event);
                    GroupByAggregationAttributeExecutor.getKeyThreadLocal().set(groupByKey);
                    for (AttributeProcessor attributeProcessor : attributeProcessorList) {
                        attributeProcessor.process(event);
                    }
                    if (!(havingConditionExecutor != null && !havingConditionExecutor.execute(event))) {
                        if ((event.getType() == StreamEvent.Type.CURRENT && currentOn) || (event.getType() == StreamEvent.Type.EXPIRED && expiredOn)) {
                            complexEventChunk.remove();
                            groupedEvents.put(groupByKey, event);
                        }
                    }
                    GroupByAggregationAttributeExecutor.getKeyThreadLocal().remove();
                    break;
                case TIMER:
                    break;
                case RESET:
                    for (AttributeProcessor attributeProcessor : attributeProcessorList) {
                        attributeProcessor.process(event);
                    }
                    break;
            }
        }
    }
    if (groupedEvents.size() != 0) {
        complexEventChunk.clear();
        for (Map.Entry<String, ComplexEvent> groupedEventEntry : groupedEvents.entrySet()) {
            complexEventChunk.add(new GroupedComplexEvent(groupedEventEntry.getKey(), groupedEventEntry.getValue()));
        }
        if (isOrderBy) {
            orderEventChunk(complexEventChunk);
        }
        if (limit != SiddhiConstants.UNKNOWN_STATE) {
            limitEventChunk(complexEventChunk);
        }
        complexEventChunk.reset();
        return complexEventChunk;
    }
    return null;
}

Example 32 with ComplexEvent

use of org.ballerinalang.siddhi.core.event.ComplexEvent in project ballerina by ballerina-lang.

the class GroupByPerSnapshotOutputRateLimiter method tryFlushEvents.

private void tryFlushEvents(List<ComplexEventChunk<ComplexEvent>> outputEventChunks, ComplexEvent event) {
    if (event.getTimestamp() >= scheduledTime) {
        ComplexEventChunk<ComplexEvent> outputEventChunk = new ComplexEventChunk<ComplexEvent>(false);
        for (ComplexEvent complexEvent : groupByKeyEvents.values()) {
            outputEventChunk.add(cloneComplexEvent(complexEvent));
        }
        outputEventChunks.add(outputEventChunk);
        scheduledTime += value;
        scheduler.notifyAt(scheduledTime);
    }
}

Example 33 with ComplexEvent

use of org.ballerinalang.siddhi.core.event.ComplexEvent in project ballerina by ballerina-lang.

the class PerSnapshotOutputRateLimiter method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    List<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
    complexEventChunk.reset();
    synchronized (this) {
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            if (event.getType() == ComplexEvent.Type.TIMER) {
                tryFlushEvents(outputEventChunks, event);
            } else if (event.getType() == ComplexEvent.Type.CURRENT) {
                complexEventChunk.remove();
                tryFlushEvents(outputEventChunks, event);
                lastEvent = event;
            } else {
                tryFlushEvents(outputEventChunks, event);
            }
        }
    }
    for (ComplexEventChunk eventChunk : outputEventChunks) {
        sendToCallBacks(eventChunk);
    }
}

Example 34 with ComplexEvent

use of org.ballerinalang.siddhi.core.event.ComplexEvent in project ballerina by ballerina-lang.

the class WindowedPerSnapshotOutputRateLimiter method tryFlushEvents.

private void tryFlushEvents(List<ComplexEventChunk<ComplexEvent>> outputEventChunks, ComplexEvent event) {
    if (event.getTimestamp() >= scheduledTime) {
        ComplexEventChunk<ComplexEvent> outputEventChunk = new ComplexEventChunk<ComplexEvent>(false);
        for (ComplexEvent complexEvent : eventList) {
            outputEventChunk.add(cloneComplexEvent(complexEvent));
        }
        outputEventChunks.add(outputEventChunk);
        scheduledTime = scheduledTime + value;
        scheduler.notifyAt(scheduledTime);
    }
}

Example 35 with ComplexEvent

use of org.ballerinalang.siddhi.core.event.ComplexEvent in project ballerina by ballerina-lang.

the class AllPerTimeOutputRateLimiter method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    ArrayList<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
    complexEventChunk.reset();
    synchronized (this) {
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            if (event.getType() == ComplexEvent.Type.TIMER) {
                if (event.getTimestamp() >= scheduledTime) {
                    ComplexEvent first = allComplexEventChunk.getFirst();
                    if (first != null) {
                        allComplexEventChunk.clear();
                        ComplexEventChunk<ComplexEvent> outputEventChunk = new ComplexEventChunk<ComplexEvent>(complexEventChunk.isBatch());
                        outputEventChunk.add(first);
                        outputEventChunks.add(outputEventChunk);
                    }
                    scheduledTime = scheduledTime + value;
                    scheduler.notifyAt(scheduledTime);
                }
            } else if (event.getType() == ComplexEvent.Type.CURRENT || event.getType() == ComplexEvent.Type.EXPIRED) {
                complexEventChunk.remove();
                allComplexEventChunk.add(event);
            }
        }
    }
    for (ComplexEventChunk eventChunk : outputEventChunks) {
        sendToCallBacks(eventChunk);
    }
}