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

Example 21 with StateEvent

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

the class UpdateOrInsertReducer method reduceEventsForInsert.

public List<Object[]> reduceEventsForInsert(List<Object[]> failedRecords, Map<String, ExpressionExecutor> inMemorySetExecutors) {
    ComplexEventChunk<StreamEvent> toInsertEventChunk = new ComplexEventChunk<>();
    StateEvent joinEvent = stateEventFactory.newInstance();
    for (Object[] data : failedRecords) {
        StreamEvent failedEvent = streamEventFactory.newInstance();
        failedEvent.setOutputData(data);
        joinEvent.setEvent(streamEventIndex, failedEvent);
        boolean updated = false;
        toInsertEventChunk.reset();
        while (toInsertEventChunk.hasNext()) {
            StreamEvent toInsertEvent = toInsertEventChunk.next();
            joinEvent.setEvent(storeEventIndex, toInsertEvent);
            if ((Boolean) inMemoryCompiledCondition.execute(joinEvent)) {
                for (Map.Entry<String, ExpressionExecutor> entry : inMemorySetExecutors.entrySet()) {
                    toInsertEvent.setOutputData(entry.getValue().execute(failedEvent), attributeMap.get(entry.getKey()));
                }
                updated = true;
            }
        }
        if (!updated) {
            toInsertEventChunk.add(failedEvent);
        }
    }
    List<Object[]> toInsertRecords = new LinkedList<>();
    toInsertEventChunk.reset();
    while (toInsertEventChunk.hasNext()) {
        StreamEvent streamEvent = toInsertEventChunk.next();
        toInsertRecords.add(streamEvent.getOutputData());
    }
    return toInsertRecords;
}

Example 22 with StateEvent

use of io.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) {
    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();
    }
    try {
        if (recordTableHandler != null) {
            recordTableHandler.update(timestamp, recordStoreCompiledCondition.getCompiledCondition(), updateConditionParameterMaps, recordTableCompiledUpdateSet.getUpdateSetMap(), updateSetParameterMaps);
        } else {
            update(recordStoreCompiledCondition.getCompiledCondition(), updateConditionParameterMaps, recordTableCompiledUpdateSet.getUpdateSetMap(), updateSetParameterMaps);
        }
    } catch (ConnectionUnavailableException | DatabaseRuntimeException e) {
        onUpdateError(updatingEventChunk, compiledCondition, compiledUpdateSet, e);
    }
}

Example 23 with StateEvent

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

the class AbstractRecordTable method delete.

@Override
public void delete(ComplexEventChunk<StateEvent> deletingEventChunk, CompiledCondition compiledCondition) {
    RecordStoreCompiledCondition recordStoreCompiledCondition = ((RecordStoreCompiledCondition) compiledCondition);
    List<Map<String, Object>> deleteConditionParameterMaps = new ArrayList<>();
    deletingEventChunk.reset();
    long timestamp = 0L;
    while (deletingEventChunk.hasNext()) {
        StateEvent stateEvent = deletingEventChunk.next();
        Map<String, Object> variableMap = new HashMap<>();
        for (Map.Entry<String, ExpressionExecutor> entry : recordStoreCompiledCondition.variableExpressionExecutorMap.entrySet()) {
            variableMap.put(entry.getKey(), entry.getValue().execute(stateEvent));
        }
        deleteConditionParameterMaps.add(variableMap);
        timestamp = stateEvent.getTimestamp();
    }
    try {
        if (recordTableHandler != null) {
            recordTableHandler.delete(timestamp, deleteConditionParameterMaps, recordStoreCompiledCondition.getCompiledCondition());
        } else {
            delete(deleteConditionParameterMaps, recordStoreCompiledCondition.getCompiledCondition());
        }
    } catch (ConnectionUnavailableException | DatabaseRuntimeException e) {
        onDeleteError(deletingEventChunk, compiledCondition, e);
    }
}

Example 24 with StateEvent

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

the class OverwriteTableIndexOperator method tryUpdate.

@Override
public ComplexEventChunk<StateEvent> tryUpdate(ComplexEventChunk<StateEvent> updatingOrAddingEventChunk, Object storeEvents, InMemoryCompiledUpdateSet compiledUpdateSet, AddingStreamEventExtractor addingStreamEventExtractor) {
    updatingOrAddingEventChunk.reset();
    while (updatingOrAddingEventChunk.hasNext()) {
        StateEvent overwritingOrAddingEvent = updatingOrAddingEventChunk.next();
        ((IndexedEventHolder) storeEvents).overwrite(addingStreamEventExtractor.getAddingStreamEvent(overwritingOrAddingEvent));
    }
    return null;
}

Example 25 with StateEvent

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

the class EventChunkOperator method update.

@Override
public void update(ComplexEventChunk<StateEvent> updatingEventChunk, Object storeEvents, InMemoryCompiledUpdateSet compiledUpdateSet) {
    ComplexEventChunk<StreamEvent> storeEventChunk = (ComplexEventChunk<StreamEvent>) storeEvents;
    updatingEventChunk.reset();
    while (updatingEventChunk.hasNext()) {
        StateEvent updatingEvent = updatingEventChunk.next();
        try {
            storeEventChunk.reset();
            while (storeEventChunk.hasNext()) {
                StreamEvent storeEvent = storeEventChunk.next();
                updatingEvent.setEvent(storeEventPosition, storeEvent);
                if ((Boolean) expressionExecutor.execute(updatingEvent)) {
                    for (Map.Entry<Integer, ExpressionExecutor> entry : compiledUpdateSet.getExpressionExecutorMap().entrySet()) {
                        storeEvent.setOutputData(entry.getValue().execute(updatingEvent), entry.getKey());
                    }
                }
            }
        } finally {
            updatingEvent.setEvent(storeEventPosition, null);
        }
    }
}