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

Example 11 with ComplexEventChunk

use of org.wso2.siddhi.core.event.ComplexEventChunk in project siddhi by wso2.

the class PartitionStreamReceiver method receive.

@Override
public void receive(ComplexEvent complexEvent) {
    if (partitionExecutors.size() == 0) {
        StreamEvent borrowedEvent = eventPool.borrowEvent();
        streamEventConverter.convertComplexEvent(complexEvent, borrowedEvent);
        send(borrowedEvent);
    } else {
        if (complexEvent.getNext() == null) {
            for (PartitionExecutor partitionExecutor : partitionExecutors) {
                StreamEvent borrowedEvent = eventPool.borrowEvent();
                streamEventConverter.convertComplexEvent(complexEvent, borrowedEvent);
                String key = partitionExecutor.execute(borrowedEvent);
                send(key, borrowedEvent);
            }
        } else {
            ComplexEventChunk<ComplexEvent> complexEventChunk = new ComplexEventChunk<ComplexEvent>(false);
            complexEventChunk.add(complexEvent);
            String currentKey = null;
            while (complexEventChunk.hasNext()) {
                ComplexEvent aEvent = complexEventChunk.next();
                complexEventChunk.remove();
                StreamEvent borrowedEvent = eventPool.borrowEvent();
                streamEventConverter.convertComplexEvent(aEvent, borrowedEvent);
                boolean currentEventMatchedPrevPartitionExecutor = false;
                for (PartitionExecutor partitionExecutor : partitionExecutors) {
                    String key = partitionExecutor.execute(borrowedEvent);
                    if (key != null) {
                        if (currentKey == null) {
                            currentKey = key;
                        } else if (!currentKey.equals(key)) {
                            if (!currentEventMatchedPrevPartitionExecutor) {
                                ComplexEvent firstEvent = streamEventChunk.getFirst();
                                send(currentKey, firstEvent);
                                currentKey = key;
                                streamEventChunk.clear();
                            } else {
                                ComplexEvent firstEvent = streamEventChunk.getFirst();
                                send(currentKey, firstEvent);
                                currentKey = key;
                                streamEventChunk.clear();
                                StreamEvent cloneEvent = eventPool.borrowEvent();
                                streamEventConverter.convertComplexEvent(aEvent, cloneEvent);
                                streamEventChunk.add(cloneEvent);
                            }
                        }
                        if (!currentEventMatchedPrevPartitionExecutor) {
                            streamEventChunk.add(borrowedEvent);
                        }
                        currentEventMatchedPrevPartitionExecutor = true;
                    }
                }
            }
            send(currentKey, streamEventChunk.getFirst());
            streamEventChunk.clear();
        }
    }
}

Example 12 with ComplexEventChunk

use of org.wso2.siddhi.core.event.ComplexEventChunk 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 13 with ComplexEventChunk

use of org.wso2.siddhi.core.event.ComplexEventChunk 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);
    }
}

Example 14 with ComplexEventChunk

use of org.wso2.siddhi.core.event.ComplexEventChunk in project siddhi by wso2.

the class AggregationGroupByWindowedPerSnapshotOutputRateLimiter method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    complexEventChunk.reset();
    List<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
    synchronized (this) {
        complexEventChunk.reset();
        String currentGroupByKey = null;
        Map<Integer, Object> currentAggregateAttributeValueMap = null;
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            if (event.getType() == ComplexEvent.Type.TIMER) {
                tryFlushEvents(outputEventChunks, event);
            } else {
                complexEventChunk.remove();
                tryFlushEvents(outputEventChunks, event);
                GroupedComplexEvent groupedComplexEvent = ((GroupedComplexEvent) event);
                if (currentGroupByKey == null || !currentGroupByKey.equals(groupedComplexEvent.getGroupKey())) {
                    currentGroupByKey = groupedComplexEvent.getGroupKey();
                    currentAggregateAttributeValueMap = groupByAggregateAttributeValueMap.get(currentGroupByKey);
                    if (currentAggregateAttributeValueMap == null) {
                        currentAggregateAttributeValueMap = new HashMap<Integer, Object>(aggregateAttributePositionList.size());
                        groupByAggregateAttributeValueMap.put(currentGroupByKey, currentAggregateAttributeValueMap);
                    }
                }
                if (groupedComplexEvent.getType() == ComplexEvent.Type.CURRENT) {
                    eventList.add(groupedComplexEvent);
                    for (Integer position : aggregateAttributePositionList) {
                        currentAggregateAttributeValueMap.put(position, event.getOutputData()[position]);
                    }
                } else if (groupedComplexEvent.getType() == ComplexEvent.Type.EXPIRED) {
                    for (Iterator<GroupedComplexEvent> iterator = eventList.iterator(); iterator.hasNext(); ) {
                        GroupedComplexEvent currentEvent = iterator.next();
                        if (comparator.compare(currentEvent.getComplexEvent(), groupedComplexEvent.getComplexEvent()) == 0) {
                            iterator.remove();
                            for (Integer position : aggregateAttributePositionList) {
                                currentAggregateAttributeValueMap.put(position, groupedComplexEvent.getOutputData()[position]);
                            }
                            break;
                        }
                    }
                } else if (groupedComplexEvent.getType() == ComplexEvent.Type.RESET) {
                    eventList.clear();
                    groupByAggregateAttributeValueMap.clear();
                }
            }
        }
    }
    for (ComplexEventChunk eventChunk : outputEventChunks) {
        sendToCallBacks(eventChunk);
    }
}

Example 15 with ComplexEventChunk

use of org.wso2.siddhi.core.event.ComplexEventChunk in project siddhi by wso2.

the class AllAggregationGroupByWindowedPerSnapshotOutputRateLimiter method process.

@Override
public void process(ComplexEventChunk complexEventChunk) {
    List<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
    complexEventChunk.reset();
    synchronized (this) {
        while (complexEventChunk.hasNext()) {
            ComplexEvent event = complexEventChunk.next();
            if (event.getType() == ComplexEvent.Type.TIMER) {
                tryFlushEvents(outputEventChunks, event);
            } else {
                complexEventChunk.remove();
                tryFlushEvents(outputEventChunks, event);
                GroupedComplexEvent groupedComplexEvent = ((GroupedComplexEvent) event);
                LastEventHolder lastEventHolder = groupByKeyEvents.get(groupedComplexEvent.getGroupKey());
                if (lastEventHolder == null) {
                    lastEventHolder = new LastEventHolder();
                    groupByKeyEvents.put(groupedComplexEvent.getGroupKey(), lastEventHolder);
                }
                if (groupedComplexEvent.getType() == ComplexEvent.Type.CURRENT) {
                    lastEventHolder.addLastInEvent(groupedComplexEvent.getComplexEvent());
                } else if (groupedComplexEvent.getType() == ComplexEvent.Type.EXPIRED) {
                    lastEventHolder.removeLastInEvent(groupedComplexEvent.getComplexEvent());
                } else if (groupedComplexEvent.getType() == ComplexEvent.Type.RESET) {
                    groupByKeyEvents.clear();
                }
            }
        }
    }
    for (ComplexEventChunk eventChunk : outputEventChunks) {
        sendToCallBacks(eventChunk);
    }
}