Examples with StreamEventCloner org.wso2.siddhi.core.event.stream.StreamEventCloner used on opensource projects

Example 26 with StreamEventCloner

use of org.wso2.siddhi.core.event.stream.StreamEventCloner in project siddhi by wso2.

the class EventChunkOperator method find.

@Override
public StreamEvent find(StateEvent matchingEvent, Object storeEvents, StreamEventCloner storeEventCloner) {
    ComplexEventChunk<StreamEvent> storeEventChunk = (ComplexEventChunk<StreamEvent>) storeEvents;
    ComplexEventChunk<StreamEvent> returnEventChunk = new ComplexEventChunk<StreamEvent>(false);
    storeEventChunk.reset();
    while (storeEventChunk.hasNext()) {
        StreamEvent storeEvent = storeEventChunk.next();
        matchingEvent.setEvent(storeEventPosition, storeEvent);
        if ((Boolean) expressionExecutor.execute(matchingEvent)) {
            returnEventChunk.add(storeEventCloner.copyStreamEvent(storeEvent));
        }
        matchingEvent.setEvent(storeEventPosition, null);
    }
    return returnEventChunk.getFirst();
}

Example 27 with StreamEventCloner

use of org.wso2.siddhi.core.event.stream.StreamEventCloner in project siddhi by wso2.

the class AndMultiPrimaryKeyCollectionExecutor method find.

public StreamEvent find(StateEvent matchingEvent, IndexedEventHolder indexedEventHolder, StreamEventCloner storeEventCloner) {
    ComplexEventChunk<StreamEvent> returnEventChunk = new ComplexEventChunk<StreamEvent>(false);
    Collection<StreamEvent> storeEventSet = findEvents(matchingEvent, indexedEventHolder);
    if (storeEventSet == null) {
        return returnEventChunk.getFirst();
    } else {
        for (StreamEvent storeEvent : storeEventSet) {
            if (storeEventCloner != null) {
                returnEventChunk.add(storeEventCloner.copyStreamEvent(storeEvent));
            } else {
                returnEventChunk.add(storeEvent);
            }
        }
        return returnEventChunk.getFirst();
    }
}

Example 28 with StreamEventCloner

use of org.wso2.siddhi.core.event.stream.StreamEventCloner in project siddhi by wso2.

the class CompareCollectionExecutor method find.

public StreamEvent find(StateEvent matchingEvent, IndexedEventHolder indexedEventHolder, StreamEventCloner storeEventCloner) {
    ComplexEventChunk<StreamEvent> returnEventChunk = new ComplexEventChunk<StreamEvent>(false);
    Collection<StreamEvent> storeEventSet = findEvents(matchingEvent, indexedEventHolder);
    if (storeEventSet == null) {
        // triggering sequential scan
        Collection<StreamEvent> storeEvents = indexedEventHolder.getAllEvents();
        for (StreamEvent storeEvent : storeEvents) {
            matchingEvent.setEvent(storeEventIndex, storeEvent);
            if ((Boolean) expressionExecutor.execute(matchingEvent)) {
                if (storeEventCloner != null) {
                    returnEventChunk.add(storeEventCloner.copyStreamEvent(storeEvent));
                } else {
                    returnEventChunk.add(storeEvent);
                }
            }
            matchingEvent.setEvent(storeEventIndex, null);
        }
        return returnEventChunk.getFirst();
    } else {
        for (StreamEvent storeEvent : storeEventSet) {
            if (storeEventCloner != null) {
                returnEventChunk.add(storeEventCloner.copyStreamEvent(storeEvent));
            } else {
                returnEventChunk.add(storeEvent);
            }
        }
        return returnEventChunk.getFirst();
    }
}

Example 29 with StreamEventCloner

use of org.wso2.siddhi.core.event.stream.StreamEventCloner in project siddhi by wso2.

the class NonCollectionExecutor method find.

public StreamEvent find(StateEvent matchingEvent, IndexedEventHolder indexedEventHolder, StreamEventCloner storeEventCloner) {
    if ((Boolean) expressionExecutor.execute(matchingEvent)) {
        ComplexEventChunk<StreamEvent> returnEventChunk = new ComplexEventChunk<StreamEvent>(false);
        Collection<StreamEvent> storeEvents = indexedEventHolder.getAllEvents();
        for (StreamEvent storeEvent : storeEvents) {
            if (storeEventCloner != null) {
                returnEventChunk.add(storeEventCloner.copyStreamEvent(storeEvent));
            } else {
                returnEventChunk.add(storeEvent);
            }
        }
        return returnEventChunk.getFirst();
    } else {
        return null;
    }
}