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

Example 36 with StateEvent

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

the class LogicalPreStateProcessor method processAndReturn.

@Override
public ComplexEventChunk<StateEvent> processAndReturn(ComplexEventChunk complexEventChunk) {
    ComplexEventChunk<StateEvent> returnEventChunk = new ComplexEventChunk<StateEvent>(false);
    complexEventChunk.reset();
    // Sure only one will be sent
    StreamEvent streamEvent = (StreamEvent) complexEventChunk.next();
    for (Iterator<StateEvent> iterator = pendingStateEventList.iterator(); iterator.hasNext(); ) {
        StateEvent stateEvent = iterator.next();
        if (withinStates.size() > 0) {
            if (isExpired(stateEvent, streamEvent.getTimestamp())) {
                iterator.remove();
                continue;
            }
        }
        if (logicalType == LogicalStateElement.Type.OR && stateEvent.getStreamEvent(partnerStatePreProcessor.getStateId()) != null) {
            iterator.remove();
            continue;
        }
        stateEvent.setEvent(stateId, streamEventCloner.copyStreamEvent(streamEvent));
        process(stateEvent);
        if (this.thisLastProcessor.isEventReturned()) {
            this.thisLastProcessor.clearProcessedEvent();
            returnEventChunk.add(stateEvent);
        }
        if (stateChanged) {
            iterator.remove();
        } else {
            switch(stateType) {
                case PATTERN:
                    stateEvent.setEvent(stateId, null);
                    break;
                case SEQUENCE:
                    stateEvent.setEvent(stateId, null);
                    iterator.remove();
                    break;
            }
        }
    }
    return returnEventChunk;
}

Example 37 with StateEvent

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

the class StreamPostStateProcessor method process.

protected void process(StateEvent stateEvent, ComplexEventChunk complexEventChunk) {
    thisStatePreProcessor.stateChanged();
    StreamEvent streamEvent = stateEvent.getStreamEvent(stateId);
    stateEvent.setTimestamp(streamEvent.getTimestamp());
    if (nextProcessor != null) {
        complexEventChunk.reset();
        this.isEventReturned = true;
    }
    if (nextStatePerProcessor != null) {
        nextStatePerProcessor.addState(stateEvent);
    }
    if (nextEveryStatePerProcessor != null) {
        nextEveryStatePerProcessor.addEveryState(stateEvent);
    }
    if (callbackPreStateProcessor != null) {
        callbackPreStateProcessor.startStateReset();
    }
}

Example 38 with StateEvent

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

the class StreamPreStateProcessor method processAndReturn.

@Override
public ComplexEventChunk<StateEvent> processAndReturn(ComplexEventChunk complexEventChunk) {
    ComplexEventChunk<StateEvent> returnEventChunk = new ComplexEventChunk<StateEvent>(false);
    complexEventChunk.reset();
    // Sure only one will be sent
    StreamEvent streamEvent = (StreamEvent) complexEventChunk.next();
    for (Iterator<StateEvent> iterator = pendingStateEventList.iterator(); iterator.hasNext(); ) {
        StateEvent stateEvent = iterator.next();
        if (withinStates.size() > 0) {
            if (isExpired(stateEvent, streamEvent.getTimestamp())) {
                iterator.remove();
                continue;
            }
        }
        // if (Math.abs(stateEvent.getTimestamp() - streamEvent.getTimestamp()) > withinStates) {
        // iterator.remove();
        // //                    switch (stateType) {
        // //                        case PATTERN:
        // //                            stateEvent.setEvent(stateId, null);
        // //                            break;
        // //                        case SEQUENCE:
        // //                            stateEvent.setEvent(stateId, null);
        // //                            iterator.remove();
        // //                            if (thisStatePostProcessor.callbackPreStateProcessor != null) {
        // //                                thisStatePostProcessor.callbackPreStateProcessor.startStateReset();
        // //                            }
        // //                            break;
        // //                    }
        // continue;
        // }
        // }
        stateEvent.setEvent(stateId, streamEventCloner.copyStreamEvent(streamEvent));
        process(stateEvent);
        if (this.thisLastProcessor.isEventReturned()) {
            this.thisLastProcessor.clearProcessedEvent();
            returnEventChunk.add(stateEvent);
        }
        if (stateChanged) {
            iterator.remove();
        } else {
            switch(stateType) {
                case PATTERN:
                    stateEvent.setEvent(stateId, null);
                    break;
                case SEQUENCE:
                    stateEvent.setEvent(stateId, null);
                    iterator.remove();
                    if (thisStatePostProcessor.callbackPreStateProcessor != null) {
                        thisStatePostProcessor.callbackPreStateProcessor.startStateReset();
                    }
                    break;
            }
        }
    }
    return returnEventChunk;
}

Example 39 with StateEvent

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

the class AbstractQueryableRecordTable method query.

@Override
public StreamEvent query(StateEvent matchingEvent, CompiledCondition compiledCondition, CompiledSelection compiledSelection) throws ConnectionUnavailableException {
    RecordStoreCompiledSelection recordStoreCompiledSelection = ((RecordStoreCompiledSelection) compiledSelection);
    RecordStoreCompiledCondition recordStoreCompiledCondition = ((RecordStoreCompiledCondition) compiledCondition);
    Map<String, Object> parameterMap = new HashMap<>();
    for (Map.Entry<String, ExpressionExecutor> entry : recordStoreCompiledCondition.variableExpressionExecutorMap.entrySet()) {
        parameterMap.put(entry.getKey(), entry.getValue().execute(matchingEvent));
    }
    for (Map.Entry<String, ExpressionExecutor> entry : recordStoreCompiledSelection.variableExpressionExecutorMap.entrySet()) {
        parameterMap.put(entry.getKey(), entry.getValue().execute(matchingEvent));
    }
    Iterator<Object[]> records;
    if (recordTableHandler != null) {
        records = recordTableHandler.query(matchingEvent.getTimestamp(), parameterMap, recordStoreCompiledCondition.compiledCondition, recordStoreCompiledSelection.compiledSelection);
    } else {
        records = query(parameterMap, recordStoreCompiledCondition.compiledCondition, recordStoreCompiledSelection.compiledSelection);
    }
    ComplexEventChunk<StreamEvent> streamEventComplexEventChunk = new ComplexEventChunk<>(true);
    if (records != null) {
        while (records.hasNext()) {
            Object[] record = records.next();
            StreamEvent streamEvent = storeEventPool.borrowEvent();
            System.arraycopy(record, 0, streamEvent.getOutputData(), 0, record.length);
            streamEventComplexEventChunk.add(streamEvent);
        }
    }
    return streamEventComplexEventChunk.getFirst();
}

Example 40 with StateEvent

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

the class AbstractRecordTable method update.

@Override
public void update(ComplexEventChunk<StateEvent> updatingEventChunk, CompiledCondition compiledCondition, CompiledUpdateSet compiledUpdateSet) throws ConnectionUnavailableException {
    RecordStoreCompiledCondition recordStoreCompiledCondition = ((RecordStoreCompiledCondition) compiledCondition);
    RecordTableCompiledUpdateSet recordTableCompiledUpdateSet = (RecordTableCompiledUpdateSet) compiledUpdateSet;
    List<Map<String, Object>> updateConditionParameterMaps = new ArrayList<>();
    List<Map<String, Object>> updateSetParameterMaps = new ArrayList<>();
    updatingEventChunk.reset();
    long timestamp = 0L;
    while (updatingEventChunk.hasNext()) {
        StateEvent stateEvent = updatingEventChunk.next();
        Map<String, Object> variableMap = new HashMap<>();
        for (Map.Entry<String, ExpressionExecutor> entry : recordStoreCompiledCondition.variableExpressionExecutorMap.entrySet()) {
            variableMap.put(entry.getKey(), entry.getValue().execute(stateEvent));
        }
        updateConditionParameterMaps.add(variableMap);
        Map<String, Object> variableMapForUpdateSet = new HashMap<>();
        for (Map.Entry<String, ExpressionExecutor> entry : recordTableCompiledUpdateSet.getExpressionExecutorMap().entrySet()) {
            variableMapForUpdateSet.put(entry.getKey(), entry.getValue().execute(stateEvent));
        }
        updateSetParameterMaps.add(variableMapForUpdateSet);
        timestamp = stateEvent.getTimestamp();
    }
    if (recordTableHandler != null) {
        recordTableHandler.update(timestamp, recordStoreCompiledCondition.compiledCondition, updateConditionParameterMaps, recordTableCompiledUpdateSet.getUpdateSetMap(), updateSetParameterMaps);
    } else {
        update(recordStoreCompiledCondition.compiledCondition, updateConditionParameterMaps, recordTableCompiledUpdateSet.getUpdateSetMap(), updateSetParameterMaps);
    }
}