Examples with Event org.wso2.carbon.apimgt.core.models.Event used on opensource projects

Example 11 with Event

use of org.wso2.carbon.apimgt.core.models.Event in project siddhi by wso2.

the class JoinProcessor method process.

/**
 * Process the handed StreamEvent.
 *
 * @param complexEventChunk event chunk to be processed
 */
@Override
public void process(ComplexEventChunk complexEventChunk) {
    if (trigger) {
        ComplexEventChunk<StateEvent> returnEventChunk = new ComplexEventChunk<StateEvent>(true);
        StateEvent joinStateEvent = new StateEvent(2, 0);
        StreamEvent nextEvent = (StreamEvent) complexEventChunk.getFirst();
        complexEventChunk.clear();
        while (nextEvent != null) {
            StreamEvent streamEvent = nextEvent;
            nextEvent = streamEvent.getNext();
            streamEvent.setNext(null);
            joinLockWrapper.lock();
            try {
                ComplexEvent.Type eventType = streamEvent.getType();
                if (eventType == ComplexEvent.Type.TIMER) {
                    continue;
                } else if (eventType == ComplexEvent.Type.RESET) {
                    if (!leftJoinProcessor) {
                        returnEventChunk.add(joinEventBuilder(null, streamEvent, eventType));
                    } else {
                        returnEventChunk.add(joinEventBuilder(streamEvent, null, eventType));
                    }
                } else {
                    joinStateEvent.setEvent(matchingStreamIndex, streamEvent);
                    StreamEvent foundStreamEvent = findableProcessor.find(joinStateEvent, compiledCondition);
                    joinStateEvent.setEvent(matchingStreamIndex, null);
                    if (foundStreamEvent == null) {
                        if (outerJoinProcessor && !leftJoinProcessor) {
                            returnEventChunk.add(joinEventBuilder(null, streamEvent, eventType));
                        } else if (outerJoinProcessor && leftJoinProcessor) {
                            returnEventChunk.add(joinEventBuilder(streamEvent, null, eventType));
                        }
                    } else {
                        while (foundStreamEvent != null) {
                            StreamEvent nextFoundStreamEvent = foundStreamEvent.getNext();
                            foundStreamEvent.setNext(null);
                            if (!leftJoinProcessor) {
                                returnEventChunk.add(joinEventBuilder(foundStreamEvent, streamEvent, eventType));
                            } else {
                                returnEventChunk.add(joinEventBuilder(streamEvent, foundStreamEvent, eventType));
                            }
                            foundStreamEvent = nextFoundStreamEvent;
                        }
                    }
                }
            } finally {
                joinLockWrapper.unlock();
            }
            if (returnEventChunk.getFirst() != null) {
                selector.process(returnEventChunk);
                returnEventChunk.clear();
            }
        }
    } else {
        if (preJoinProcessor) {
            joinLockWrapper.lock();
            try {
                nextProcessor.process(complexEventChunk);
            } finally {
                joinLockWrapper.unlock();
            }
        }
    }
}

Example 12 with Event

use of org.wso2.carbon.apimgt.core.models.Event in project siddhi by wso2.

the class PartitionStreamReceiver method receive.

@Override
public void receive(Event event, boolean endOfBatch) {
    StreamEvent borrowedEvent = eventPool.borrowEvent();
    streamEventConverter.convertEvent(event, borrowedEvent);
    streamEventChunk.add(borrowedEvent);
    if (endOfBatch) {
        ComplexEvent complexEvent = streamEventChunk.getFirst();
        streamEventChunk.clear();
        receive(complexEvent);
    }
}

Example 13 with Event

use of org.wso2.carbon.apimgt.core.models.Event in project siddhi by wso2.

the class PartitionStreamReceiver method receive.

@Override
public void receive(Event event) {
    StreamEvent borrowedEvent = eventPool.borrowEvent();
    streamEventConverter.convertEvent(event, borrowedEvent);
    for (PartitionExecutor partitionExecutor : partitionExecutors) {
        String key = partitionExecutor.execute(borrowedEvent);
        send(key, borrowedEvent);
    }
    if (partitionExecutors.size() == 0) {
        send(borrowedEvent);
    }
    eventPool.returnEvents(borrowedEvent);
}

Example 14 with Event

use of org.wso2.carbon.apimgt.core.models.Event in project siddhi by wso2.

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 15 with Event

use of org.wso2.carbon.apimgt.core.models.Event in project siddhi by wso2.

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);
    }
}