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

Example 6 with ComplexEvent

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

the class FilterProcessor method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    complexEventChunk.reset();
    while (complexEventChunk.hasNext()) {
        ComplexEvent complexEvent = complexEventChunk.next();
        Object result = conditionExecutor.execute(complexEvent);
        if (result == null || !(Boolean) result) {
            complexEventChunk.remove();
        }
    }
    if (complexEventChunk.getFirst() != null) {
        this.next.process(complexEventChunk);
    }
}

Example 7 with ComplexEvent

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

the class LogStreamProcessor method process.

@Override
protected void process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater) {
    while (streamEventChunk.hasNext()) {
        ComplexEvent complexEvent = streamEventChunk.next();
        switch(attributeExpressionLength) {
            case 0:
                log.info(logPrefix + complexEvent);
                break;
            case 1:
                if (isLogEventExpressionExecutor != null) {
                    if ((Boolean) isLogEventExpressionExecutor.execute(complexEvent)) {
                        log.info(logPrefix + complexEvent);
                    } else {
                        log.info(logPrefix + "Event Arrived");
                    }
                } else {
                    log.info(logPrefix + logMessageExpressionExecutor.execute(complexEvent) + ", " + complexEvent);
                }
                break;
            case 2:
                if (isLogEventExpressionExecutor != null) {
                    if ((Boolean) isLogEventExpressionExecutor.execute(complexEvent)) {
                        log.info(logPrefix + logMessageExpressionExecutor.execute(complexEvent) + ", " + complexEvent);
                    } else {
                        log.info(logPrefix + logMessageExpressionExecutor.execute(complexEvent));
                    }
                } else {
                    LogPriority tempLogPriority = logPriority;
                    if (logPriorityExpressionExecutor != null) {
                        tempLogPriority = LogPriority.valueOf((String) logPriorityExpressionExecutor.execute(complexEvent));
                    }
                    String message = logPrefix + logMessageExpressionExecutor.execute(complexEvent) + ", " + complexEvent;
                    logMessage(tempLogPriority, message);
                }
                break;
            default:
                String message;
                if ((Boolean) isLogEventExpressionExecutor.execute(complexEvent)) {
                    message = logPrefix + logMessageExpressionExecutor.execute(complexEvent) + ", " + complexEvent;
                } else {
                    message = logPrefix + logMessageExpressionExecutor.execute(complexEvent);
                }
                LogPriority tempLogPriority = logPriority;
                if (logPriorityExpressionExecutor != null) {
                    tempLogPriority = LogPriority.valueOf((String) logPriorityExpressionExecutor.execute(complexEvent));
                }
                logMessage(tempLogPriority, message);
        }
    }
    nextProcessor.process(streamEventChunk);
}

Example 8 with ComplexEvent

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

the class StreamFunctionProcessor method processEventChunk.

@Override
protected void processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater) {
    while (streamEventChunk.hasNext()) {
        ComplexEvent complexEvent = streamEventChunk.next();
        Object[] outputData;
        switch(attributeExpressionLength) {
            case 0:
                outputData = process((Object) null);
                complexEventPopulater.populateComplexEvent(complexEvent, outputData);
                break;
            case 1:
                outputData = process(attributeExpressionExecutors[0].execute(complexEvent));
                complexEventPopulater.populateComplexEvent(complexEvent, outputData);
                break;
            default:
                Object[] inputData = new Object[attributeExpressionLength];
                for (int i = 0; i < attributeExpressionLength; i++) {
                    inputData[i] = attributeExpressionExecutors[i].execute(complexEvent);
                }
                outputData = process(inputData);
                complexEventPopulater.populateComplexEvent(complexEvent, outputData);
        }
    }
    nextProcessor.process(streamEventChunk);
}

Example 9 with ComplexEvent

use of org.ballerinalang.siddhi.core.event.ComplexEvent 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 10 with ComplexEvent

use of org.ballerinalang.siddhi.core.event.ComplexEvent 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);
    }
}