Examples with StateEvent org.wso2.siddhi.core.event.state.StateEvent used on opensource projects

Example 51 with StateEvent

use of org.wso2.siddhi.core.event.state.StateEvent 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 52 with StateEvent

use of org.wso2.siddhi.core.event.state.StateEvent 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 53 with StateEvent

use of org.wso2.siddhi.core.event.state.StateEvent 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;
    }
}

Example 54 with StateEvent

use of org.wso2.siddhi.core.event.state.StateEvent in project siddhi by wso2.

the class NotCollectionExecutor method delete.

@Override
public void delete(StateEvent deletingEvent, IndexedEventHolder indexedEventHolder) {
    Collection<StreamEvent> notStreamEvents = notCollectionExecutor.findEvents(deletingEvent, indexedEventHolder);
    if (notStreamEvents == null) {
        exhaustiveCollectionExecutor.delete(deletingEvent, indexedEventHolder);
    } else if (notStreamEvents.size() == 0) {
        indexedEventHolder.deleteAll();
    } else if (notStreamEvents.size() != indexedEventHolder.getAllEvents().size()) {
        Collection<StreamEvent> allEvents = indexedEventHolder.getAllEvents();
        Set<StreamEvent> returnSet = new HashSet<StreamEvent>();
        for (StreamEvent aEvent : allEvents) {
            if (!notStreamEvents.contains(aEvent)) {
                returnSet.add(aEvent);
            }
        }
        indexedEventHolder.deleteAll(returnSet);
    }
}