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

Example 16 with ComplexEventChunk

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

the class LogicalPreStateProcessor method processAndReturn.

@Override
public ComplexEventChunk<StateEvent> processAndReturn(ComplexEventChunk complexEventChunk) {
    ComplexEventChunk<StateEvent> returnEventChunk = new ComplexEventChunk<StateEvent>(false);
    complexEventChunk.reset();
    // Sure only one will be sent
    StreamEvent streamEvent = (StreamEvent) complexEventChunk.next();
    for (Iterator<StateEvent> iterator = pendingStateEventList.iterator(); iterator.hasNext(); ) {
        StateEvent stateEvent = iterator.next();
        if (withinStates.size() > 0) {
            if (isExpired(stateEvent, streamEvent.getTimestamp())) {
                iterator.remove();
                continue;
            }
        }
        if (logicalType == LogicalStateElement.Type.OR && stateEvent.getStreamEvent(partnerStatePreProcessor.getStateId()) != null) {
            iterator.remove();
            continue;
        }
        stateEvent.setEvent(stateId, streamEventCloner.copyStreamEvent(streamEvent));
        process(stateEvent);
        if (this.thisLastProcessor.isEventReturned()) {
            this.thisLastProcessor.clearProcessedEvent();
            returnEventChunk.add(stateEvent);
        }
        if (stateChanged) {
            iterator.remove();
        } else {
            switch(stateType) {
                case PATTERN:
                    stateEvent.setEvent(stateId, null);
                    break;
                case SEQUENCE:
                    stateEvent.setEvent(stateId, null);
                    iterator.remove();
                    break;
            }
        }
    }
    return returnEventChunk;
}

Example 17 with ComplexEventChunk

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

the class FirstGroupByPerEventOutputRateLimiter method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    complexEventChunk.reset();
    ArrayList<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
    synchronized (this) {
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            if (event.getType() == ComplexEvent.Type.CURRENT || event.getType() == ComplexEvent.Type.EXPIRED) {
                complexEventChunk.remove();
                GroupedComplexEvent groupedComplexEvent = ((GroupedComplexEvent) event);
                if (!groupByKeys.contains(groupedComplexEvent.getGroupKey())) {
                    groupByKeys.add(groupedComplexEvent.getGroupKey());
                    allComplexEventChunk.add(groupedComplexEvent.getComplexEvent());
                }
                if (++counter == value) {
                    if (allComplexEventChunk.getFirst() != null) {
                        ComplexEventChunk<ComplexEvent> outputEventChunk = new ComplexEventChunk<ComplexEvent>(complexEventChunk.isBatch());
                        outputEventChunk.add(allComplexEventChunk.getFirst());
                        outputEventChunks.add(outputEventChunk);
                        allComplexEventChunk.clear();
                        counter = 0;
                        groupByKeys.clear();
                    } else {
                        counter = 0;
                        groupByKeys.clear();
                    }
                }
            }
        }
    }
    for (ComplexEventChunk eventChunk : outputEventChunks) {
        sendToCallBacks(eventChunk);
    }
}

Example 18 with ComplexEventChunk

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

the class FirstPerEventOutputRateLimiter method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    complexEventChunk.reset();
    ArrayList<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
    synchronized (this) {
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            if (event.getType() == ComplexEvent.Type.CURRENT || event.getType() == ComplexEvent.Type.EXPIRED) {
                if (counter == 0) {
                    complexEventChunk.remove();
                    ComplexEventChunk<ComplexEvent> firstPerEventChunk = new ComplexEventChunk<ComplexEvent>(complexEventChunk.isBatch());
                    firstPerEventChunk.add(event);
                    outputEventChunks.add(firstPerEventChunk);
                }
                if (++counter == value) {
                    counter = 0;
                }
            }
        }
    }
    for (ComplexEventChunk eventChunk : outputEventChunks) {
        sendToCallBacks(eventChunk);
    }
}

Example 19 with ComplexEventChunk

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

the class LastGroupByPerEventOutputRateLimiter method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    complexEventChunk.reset();
    ArrayList<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
    synchronized (this) {
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            if (event.getType() == ComplexEvent.Type.CURRENT || event.getType() == ComplexEvent.Type.EXPIRED) {
                complexEventChunk.remove();
                GroupedComplexEvent groupedComplexEvent = ((GroupedComplexEvent) event);
                allGroupByKeyEvents.put(groupedComplexEvent.getGroupKey(), groupedComplexEvent.getComplexEvent());
                if (++counter == value) {
                    counter = 0;
                    if (allGroupByKeyEvents.size() != 0) {
                        ComplexEventChunk<ComplexEvent> outputEventChunk = new ComplexEventChunk<ComplexEvent>(complexEventChunk.isBatch());
                        for (ComplexEvent complexEvent : allGroupByKeyEvents.values()) {
                            outputEventChunk.add(complexEvent);
                        }
                        allGroupByKeyEvents.clear();
                        outputEventChunks.add(outputEventChunk);
                    }
                }
            }
        }
    }
    for (ComplexEventChunk eventChunk : outputEventChunks) {
        sendToCallBacks(eventChunk);
    }
}

Example 20 with ComplexEventChunk

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

the class LastPerEventOutputRateLimiter method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    complexEventChunk.reset();
    ArrayList<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
    synchronized (this) {
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            if (event.getType() == ComplexEvent.Type.CURRENT || event.getType() == ComplexEvent.Type.EXPIRED) {
                if (++counter == value) {
                    complexEventChunk.remove();
                    ComplexEventChunk<ComplexEvent> lastPerEventChunk = new ComplexEventChunk<ComplexEvent>(complexEventChunk.isBatch());
                    lastPerEventChunk.add(event);
                    counter = 0;
                    outputEventChunks.add(lastPerEventChunk);
                }
            }
        }
    }
    for (ComplexEventChunk eventChunk : outputEventChunks) {
        sendToCallBacks(eventChunk);
    }
}