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Example 41 with ExpressionExecutor

use of io.siddhi.core.executor.ExpressionExecutor in project siddhi by wso2.

the class JoinInputStreamParser method setStreamRuntimeProcessorChain.

private static void setStreamRuntimeProcessorChain(MetaStreamEvent metaStreamEvent, SingleStreamRuntime streamRuntime, String inputStreamId, Map<String, Table> tableMap, Map<String, Window> windowMap, Map<String, AggregationRuntime> aggregationMap, List<VariableExpressionExecutor> variableExpressionExecutors, boolean outputExpectsExpiredEvents, Within within, Expression per, List<Variable> queryGroupByList, SiddhiQueryContext siddhiQueryContext, InputStream inputStream) {
    switch(metaStreamEvent.getEventType()) {
        case TABLE:
            TableWindowProcessor tableWindowProcessor = new TableWindowProcessor(tableMap.get(inputStreamId));
            tableWindowProcessor.initProcessor(metaStreamEvent, new ExpressionExecutor[0], null, outputExpectsExpiredEvents, true, false, inputStream, siddhiQueryContext);
            streamRuntime.setProcessorChain(tableWindowProcessor);
            break;
        case WINDOW:
            WindowWindowProcessor windowWindowProcessor = new WindowWindowProcessor(windowMap.get(inputStreamId));
            windowWindowProcessor.initProcessor(metaStreamEvent, variableExpressionExecutors.toArray(new ExpressionExecutor[0]), null, outputExpectsExpiredEvents, true, false, inputStream, siddhiQueryContext);
            streamRuntime.setProcessorChain(windowWindowProcessor);
            break;
        case AGGREGATE:
            AggregationRuntime aggregationRuntime = aggregationMap.get(inputStreamId);
            AggregateWindowProcessor aggregateWindowProcessor = new AggregateWindowProcessor(aggregationRuntime, within, per, queryGroupByList);
            aggregateWindowProcessor.initProcessor(metaStreamEvent, variableExpressionExecutors.toArray(new ExpressionExecutor[0]), null, outputExpectsExpiredEvents, true, false, inputStream, siddhiQueryContext);
            streamRuntime.setProcessorChain(aggregateWindowProcessor);
            break;
        case DEFAULT:
            break;
    }
}
Also used : AggregateWindowProcessor(io.siddhi.core.query.processor.stream.window.AggregateWindowProcessor) TableWindowProcessor(io.siddhi.core.query.processor.stream.window.TableWindowProcessor) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) WindowWindowProcessor(io.siddhi.core.query.processor.stream.window.WindowWindowProcessor) AggregationRuntime(io.siddhi.core.aggregation.AggregationRuntime)

Example 42 with ExpressionExecutor

use of io.siddhi.core.executor.ExpressionExecutor in project siddhi by wso2.

the class AggregationParser method parse.

public static AggregationRuntime parse(AggregationDefinition aggregationDefinition, SiddhiAppContext siddhiAppContext, Map<String, AbstractDefinition> streamDefinitionMap, Map<String, AbstractDefinition> tableDefinitionMap, Map<String, AbstractDefinition> windowDefinitionMap, Map<String, AbstractDefinition> aggregationDefinitionMap, Map<String, Table> tableMap, Map<String, Window> windowMap, Map<String, AggregationRuntime> aggregationMap, SiddhiAppRuntimeBuilder siddhiAppRuntimeBuilder) {
    // set timeZone for aggregation
    String timeZone = getTimeZone(siddhiAppContext);
    boolean isDebugEnabled = log.isDebugEnabled();
    boolean isPersistedAggregation = false;
    boolean isReadOnly = false;
    if (!validateTimeZone(timeZone)) {
        throw new SiddhiAppCreationException("Given timeZone '" + timeZone + "' for aggregations is invalid. Please provide a valid time zone.");
    }
    // get aggregation name
    String aggregatorName = aggregationDefinition.getId();
    if (isDebugEnabled) {
        log.debug("Incremental aggregation initialization process started for aggregation " + aggregatorName);
    }
    Annotation aggregationProperties = AnnotationHelper.getAnnotation(ANNOTATION_PERSISTED_AGGREGATION, aggregationDefinition.getAnnotations());
    if (aggregationProperties != null) {
        String persistedAggregationMode = aggregationProperties.getElement(ANNOTATION_ELEMENT_ENABLE);
        isPersistedAggregation = persistedAggregationMode == null || Boolean.parseBoolean(persistedAggregationMode);
        String readOnlyMode = aggregationProperties.getElement(ANNOTATION_ELEMENT_IS_READ_ONLY);
        isReadOnly = Boolean.parseBoolean(readOnlyMode);
    }
    if (isPersistedAggregation) {
        aggregationDefinition.getSelector().getSelectionList().stream().forEach(outputAttribute -> {
            if (outputAttribute.getExpression() instanceof AttributeFunction && ((AttributeFunction) outputAttribute.getExpression()).getName().equals("distinctCount")) {
                throw new SiddhiAppCreationException("Aggregation function 'distinctCount' does not supported " + "with persisted aggregation type please use default incremental aggregation");
            }
        });
    }
    if (isDebugEnabled) {
        log.debug("Aggregation mode is defined as " + (isPersistedAggregation ? "persisted" : "inMemory") + " for aggregation " + aggregatorName);
    }
    if (aggregationDefinition.getTimePeriod() == null) {
        throw new SiddhiAppCreationException("Aggregation Definition '" + aggregationDefinition.getId() + "'s timePeriod is null. " + "Hence, can't create the siddhi app '" + siddhiAppContext.getName() + "'", aggregationDefinition.getQueryContextStartIndex(), aggregationDefinition.getQueryContextEndIndex());
    }
    if (aggregationDefinition.getSelector() == null) {
        throw new SiddhiAppCreationException("Aggregation Definition '" + aggregationDefinition.getId() + "'s selection is not defined. " + "Hence, can't create the siddhi app '" + siddhiAppContext.getName() + "'", aggregationDefinition.getQueryContextStartIndex(), aggregationDefinition.getQueryContextEndIndex());
    }
    if (streamDefinitionMap.get(aggregationDefinition.getBasicSingleInputStream().getStreamId()) == null) {
        throw new SiddhiAppCreationException("Stream " + aggregationDefinition.getBasicSingleInputStream().getStreamId() + " has not been defined");
    }
    // Check if the user defined primary keys exists for @store annotation on aggregation if yes, an error is
    // is thrown
    Element userDefinedPrimaryKey = AnnotationHelper.getAnnotationElement(SiddhiConstants.ANNOTATION_PRIMARY_KEY, null, aggregationDefinition.getAnnotations());
    if (userDefinedPrimaryKey != null) {
        throw new SiddhiAppCreationException("Aggregation Tables have predefined primary key, but found '" + userDefinedPrimaryKey.getValue() + "' primary key defined though annotation.");
    }
    try {
        List<VariableExpressionExecutor> incomingVariableExpressionExecutors = new ArrayList<>();
        SiddhiQueryContext siddhiQueryContext = new SiddhiQueryContext(siddhiAppContext, aggregatorName);
        StreamRuntime streamRuntime = InputStreamParser.parse(aggregationDefinition.getBasicSingleInputStream(), null, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, windowMap, aggregationMap, incomingVariableExpressionExecutors, false, siddhiQueryContext);
        // Get original meta for later use.
        MetaStreamEvent incomingMetaStreamEvent = (MetaStreamEvent) streamRuntime.getMetaComplexEvent();
        // Create new meta stream event.
        // This must hold the timestamp, group by attributes (if given) and the incremental attributes, in
        // onAfterWindowData array
        // Example format: AGG_TIMESTAMP, groupByAttribute1, groupByAttribute2, AGG_incAttribute1, AGG_incAttribute2
        // AGG_incAttribute1, AGG_incAttribute2 would have the same attribute names as in
        // finalListOfIncrementalAttributes
        // To enter data as onAfterWindowData
        incomingMetaStreamEvent.initializeOnAfterWindowData();
        // List of all aggregationDurations
        List<TimePeriod.Duration> aggregationDurations = getSortedPeriods(aggregationDefinition.getTimePeriod(), isPersistedAggregation);
        // Incoming executors will be executors for timestamp, externalTimestamp(if used),
        List<ExpressionExecutor> incomingExpressionExecutors = new ArrayList<>();
        List<IncrementalAttributeAggregator> incrementalAttributeAggregators = new ArrayList<>();
        // group by attributes (if given) and the incremental attributes expression executors
        List<Variable> groupByVariableList = aggregationDefinition.getSelector().getGroupByList();
        // Expressions to get final aggregate outputs. e.g for avg the expression is Divide expression with
        // AGG_SUM/ AGG_COUNT
        List<Expression> outputExpressions = new ArrayList<>();
        boolean isProcessingOnExternalTime = aggregationDefinition.getAggregateAttribute() != null;
        boolean isGroupBy = aggregationDefinition.getSelector().getGroupByList().size() != 0;
        final boolean isDistributed;
        ConfigManager configManager = siddhiAppContext.getSiddhiContext().getConfigManager();
        final String shardId = configManager.extractProperty("shardId");
        boolean enablePartitioning = false;
        // check if the setup is Active Active(distributed deployment) by checking availability of partitionById
        // config
        Annotation partitionById = AnnotationHelper.getAnnotation(ANNOTATION_PARTITION_BY_ID, aggregationDefinition.getAnnotations());
        if (partitionById != null) {
            String enableElement = partitionById.getElement(ANNOTATION_ELEMENT_ENABLE);
            enablePartitioning = enableElement == null || Boolean.parseBoolean(enableElement);
        }
        boolean shouldPartitionById = Boolean.parseBoolean(configManager.extractProperty("partitionById"));
        if (enablePartitioning || shouldPartitionById) {
            if (shardId == null) {
                throw new SiddhiAppCreationException("Configuration 'shardId' not provided for @partitionById " + "annotation");
            }
            isDistributed = true;
        } else {
            isDistributed = false;
        }
        if (isDebugEnabled) {
            log.debug("Distributed aggregation processing is " + (isDistributed ? "enabled" : "disabled") + " in " + aggregatorName + " aggregation ");
        }
        populateIncomingAggregatorsAndExecutors(aggregationDefinition, siddhiQueryContext, tableMap, incomingVariableExpressionExecutors, incomingMetaStreamEvent, incomingExpressionExecutors, incrementalAttributeAggregators, groupByVariableList, outputExpressions, isProcessingOnExternalTime, isDistributed, shardId);
        // check if the populateIncomingAggregatorsAndExecutors process has been completed successfully
        boolean isLatestEventColAdded = incomingMetaStreamEvent.getOutputData().get(incomingMetaStreamEvent.getOutputData().size() - 1).getName().equals(AGG_LAST_TIMESTAMP_COL);
        int baseAggregatorBeginIndex = incomingMetaStreamEvent.getOutputData().size();
        List<Expression> finalBaseExpressions = new ArrayList<>();
        boolean isOptimisedLookup = populateFinalBaseAggregators(tableMap, incomingVariableExpressionExecutors, incomingMetaStreamEvent, incomingExpressionExecutors, incrementalAttributeAggregators, siddhiQueryContext, finalBaseExpressions);
        if (isDebugEnabled) {
            log.debug("Optimised lookup mode is " + (isOptimisedLookup ? "enabled" : "disabled") + " for " + "aggregation " + aggregatorName);
        }
        // Creating an intermediate stream with aggregated stream and above extracted output variables
        StreamDefinition incomingOutputStreamDefinition = StreamDefinition.id(aggregatorName + "_intermediate");
        incomingOutputStreamDefinition.setQueryContextStartIndex(aggregationDefinition.getQueryContextStartIndex());
        incomingOutputStreamDefinition.setQueryContextEndIndex(aggregationDefinition.getQueryContextEndIndex());
        MetaStreamEvent processedMetaStreamEvent = new MetaStreamEvent();
        for (Attribute attribute : incomingMetaStreamEvent.getOutputData()) {
            incomingOutputStreamDefinition.attribute(attribute.getName(), attribute.getType());
            processedMetaStreamEvent.addOutputData(attribute);
        }
        incomingMetaStreamEvent.setOutputDefinition(incomingOutputStreamDefinition);
        processedMetaStreamEvent.addInputDefinition(incomingOutputStreamDefinition);
        processedMetaStreamEvent.setOutputDefinition(incomingOutputStreamDefinition);
        // Executors of processing meta
        List<VariableExpressionExecutor> processVariableExpressionExecutors = new ArrayList<>();
        Map<TimePeriod.Duration, List<ExpressionExecutor>> processExpressionExecutorsMap = new HashMap<>();
        Map<TimePeriod.Duration, List<ExpressionExecutor>> processExpressionExecutorsMapForFind = new HashMap<>();
        aggregationDurations.forEach(incrementalDuration -> {
            processExpressionExecutorsMap.put(incrementalDuration, constructProcessExpressionExecutors(siddhiQueryContext, tableMap, baseAggregatorBeginIndex, finalBaseExpressions, incomingOutputStreamDefinition, processedMetaStreamEvent, processVariableExpressionExecutors, isProcessingOnExternalTime, incrementalDuration, isDistributed, shardId, isLatestEventColAdded));
            processExpressionExecutorsMapForFind.put(incrementalDuration, constructProcessExpressionExecutors(siddhiQueryContext, tableMap, baseAggregatorBeginIndex, finalBaseExpressions, incomingOutputStreamDefinition, processedMetaStreamEvent, processVariableExpressionExecutors, isProcessingOnExternalTime, incrementalDuration, isDistributed, shardId, isLatestEventColAdded));
        });
        ExpressionExecutor shouldUpdateTimestamp = null;
        if (isLatestEventColAdded) {
            Expression shouldUpdateTimestampExp = new Variable(AGG_LAST_TIMESTAMP_COL);
            shouldUpdateTimestamp = ExpressionParser.parseExpression(shouldUpdateTimestampExp, processedMetaStreamEvent, 0, tableMap, processVariableExpressionExecutors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        }
        List<ExpressionExecutor> outputExpressionExecutors = outputExpressions.stream().map(expression -> ExpressionParser.parseExpression(expression, processedMetaStreamEvent, 0, tableMap, processVariableExpressionExecutors, isGroupBy, 0, ProcessingMode.BATCH, false, siddhiQueryContext)).collect(Collectors.toList());
        // Create group by key generator
        Map<TimePeriod.Duration, GroupByKeyGenerator> groupByKeyGeneratorMap = new HashMap<>();
        aggregationDurations.forEach(incrementalDuration -> {
            GroupByKeyGenerator groupByKeyGenerator = null;
            if (isProcessingOnExternalTime || isGroupBy) {
                List<Expression> groupByExpressionList = new ArrayList<>();
                if (isProcessingOnExternalTime) {
                    Expression externalTimestampExpression = AttributeFunction.function("incrementalAggregator", "getAggregationStartTime", new Variable(AGG_EXTERNAL_TIMESTAMP_COL), new StringConstant(incrementalDuration.name()));
                    groupByExpressionList.add(externalTimestampExpression);
                }
                groupByExpressionList.addAll(groupByVariableList.stream().map(groupByVariable -> (Expression) groupByVariable).collect(Collectors.toList()));
                groupByKeyGenerator = new GroupByKeyGenerator(groupByExpressionList, processedMetaStreamEvent, SiddhiConstants.UNKNOWN_STATE, tableMap, processVariableExpressionExecutors, siddhiQueryContext);
            }
            groupByKeyGeneratorMap.put(incrementalDuration, groupByKeyGenerator);
        });
        // GroupBy for reading
        Map<TimePeriod.Duration, GroupByKeyGenerator> groupByKeyGeneratorMapForReading = new HashMap<>();
        if (isDistributed && !isProcessingOnExternalTime) {
            aggregationDurations.forEach(incrementalDuration -> {
                List<Expression> groupByExpressionList = new ArrayList<>();
                Expression timestampExpression = AttributeFunction.function("incrementalAggregator", "getAggregationStartTime", new Variable(AGG_START_TIMESTAMP_COL), new StringConstant(incrementalDuration.name()));
                groupByExpressionList.add(timestampExpression);
                if (isGroupBy) {
                    groupByExpressionList.addAll(groupByVariableList.stream().map(groupByVariable -> (Expression) groupByVariable).collect(Collectors.toList()));
                }
                GroupByKeyGenerator groupByKeyGenerator = new GroupByKeyGenerator(groupByExpressionList, processedMetaStreamEvent, SiddhiConstants.UNKNOWN_STATE, tableMap, processVariableExpressionExecutors, siddhiQueryContext);
                groupByKeyGeneratorMapForReading.put(incrementalDuration, groupByKeyGenerator);
            });
        } else {
            groupByKeyGeneratorMapForReading.putAll(groupByKeyGeneratorMap);
        }
        // Create new scheduler
        EntryValveExecutor entryValveExecutor = new EntryValveExecutor(siddhiAppContext);
        LockWrapper lockWrapper = new LockWrapper(aggregatorName);
        lockWrapper.setLock(new ReentrantLock());
        Scheduler scheduler = SchedulerParser.parse(entryValveExecutor, siddhiQueryContext);
        scheduler.init(lockWrapper, aggregatorName);
        scheduler.setStreamEventFactory(new StreamEventFactory(processedMetaStreamEvent));
        QueryParserHelper.reduceMetaComplexEvent(incomingMetaStreamEvent);
        QueryParserHelper.reduceMetaComplexEvent(processedMetaStreamEvent);
        QueryParserHelper.updateVariablePosition(incomingMetaStreamEvent, incomingVariableExpressionExecutors);
        QueryParserHelper.updateVariablePosition(processedMetaStreamEvent, processVariableExpressionExecutors);
        Map<TimePeriod.Duration, Table> aggregationTables = initDefaultTables(aggregatorName, aggregationDurations, processedMetaStreamEvent.getOutputStreamDefinition(), siddhiAppRuntimeBuilder, aggregationDefinition.getAnnotations(), groupByVariableList, isProcessingOnExternalTime, isDistributed);
        Map<TimePeriod.Duration, Executor> incrementalExecutorMap = buildIncrementalExecutors(processedMetaStreamEvent, processExpressionExecutorsMap, groupByKeyGeneratorMap, aggregationDurations, aggregationTables, siddhiQueryContext, aggregatorName, shouldUpdateTimestamp, timeZone, isPersistedAggregation, incomingOutputStreamDefinition, isDistributed, shardId, isProcessingOnExternalTime, aggregationDefinition, configManager, groupByVariableList, isReadOnly);
        isOptimisedLookup = isOptimisedLookup && aggregationTables.get(aggregationDurations.get(0)) instanceof QueryableProcessor;
        List<String> groupByVariablesList = groupByVariableList.stream().map(Variable::getAttributeName).collect(Collectors.toList());
        List<OutputAttribute> defaultSelectorList = new ArrayList<>();
        if (isOptimisedLookup) {
            defaultSelectorList = incomingOutputStreamDefinition.getAttributeList().stream().map((attribute) -> new OutputAttribute(new Variable(attribute.getName()))).collect(Collectors.toList());
        }
        IncrementalDataPurger incrementalDataPurger = new IncrementalDataPurger();
        incrementalDataPurger.init(aggregationDefinition, new StreamEventFactory(processedMetaStreamEvent), aggregationTables, isProcessingOnExternalTime, siddhiQueryContext, aggregationDurations, timeZone, windowMap, aggregationMap);
        // Recreate in-memory data from tables
        IncrementalExecutorsInitialiser incrementalExecutorsInitialiser = new IncrementalExecutorsInitialiser(aggregationDurations, aggregationTables, incrementalExecutorMap, isDistributed, shardId, siddhiAppContext, processedMetaStreamEvent, tableMap, windowMap, aggregationMap, timeZone, isReadOnly, isPersistedAggregation);
        IncrementalExecutor rootIncrementalExecutor = (IncrementalExecutor) incrementalExecutorMap.get(aggregationDurations.get(0));
        rootIncrementalExecutor.setScheduler(scheduler);
        // Connect entry valve to root incremental executor
        entryValveExecutor.setNextExecutor(rootIncrementalExecutor);
        QueryParserHelper.initStreamRuntime(streamRuntime, incomingMetaStreamEvent, lockWrapper, aggregatorName);
        LatencyTracker latencyTrackerFind = null;
        LatencyTracker latencyTrackerInsert = null;
        ThroughputTracker throughputTrackerFind = null;
        ThroughputTracker throughputTrackerInsert = null;
        if (siddhiAppContext.getStatisticsManager() != null) {
            latencyTrackerFind = QueryParserHelper.createLatencyTracker(siddhiAppContext, aggregationDefinition.getId(), METRIC_INFIX_AGGREGATIONS, METRIC_TYPE_FIND);
            latencyTrackerInsert = QueryParserHelper.createLatencyTracker(siddhiAppContext, aggregationDefinition.getId(), METRIC_INFIX_AGGREGATIONS, METRIC_TYPE_INSERT);
            throughputTrackerFind = QueryParserHelper.createThroughputTracker(siddhiAppContext, aggregationDefinition.getId(), METRIC_INFIX_AGGREGATIONS, METRIC_TYPE_FIND);
            throughputTrackerInsert = QueryParserHelper.createThroughputTracker(siddhiAppContext, aggregationDefinition.getId(), METRIC_INFIX_AGGREGATIONS, METRIC_TYPE_INSERT);
        }
        AggregationRuntime aggregationRuntime = new AggregationRuntime(aggregationDefinition, isProcessingOnExternalTime, isDistributed, aggregationDurations, incrementalExecutorMap, aggregationTables, outputExpressionExecutors, processExpressionExecutorsMapForFind, shouldUpdateTimestamp, groupByKeyGeneratorMapForReading, isOptimisedLookup, defaultSelectorList, groupByVariablesList, isLatestEventColAdded, baseAggregatorBeginIndex, finalBaseExpressions, incrementalDataPurger, incrementalExecutorsInitialiser, ((SingleStreamRuntime) streamRuntime), processedMetaStreamEvent, latencyTrackerFind, throughputTrackerFind, timeZone);
        streamRuntime.setCommonProcessor(new IncrementalAggregationProcessor(aggregationRuntime, incomingExpressionExecutors, processedMetaStreamEvent, latencyTrackerInsert, throughputTrackerInsert, siddhiAppContext));
        return aggregationRuntime;
    } catch (Throwable t) {
        ExceptionUtil.populateQueryContext(t, aggregationDefinition, siddhiAppContext);
        throw t;
    }
}
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Example 43 with ExpressionExecutor

use of io.siddhi.core.executor.ExpressionExecutor in project siddhi by wso2.

the class AggregationParser method constructProcessExpressionExecutors.

private static List<ExpressionExecutor> constructProcessExpressionExecutors(SiddhiQueryContext siddhiQueryContext, Map<String, Table> tableMap, int baseAggregatorBeginIndex, List<Expression> finalBaseExpressions, StreamDefinition incomingOutputStreamDefinition, MetaStreamEvent processedMetaStreamEvent, List<VariableExpressionExecutor> processVariableExpressionExecutors, boolean isProcessingOnExternalTime, TimePeriod.Duration duration, boolean isDistributed, String shardId, boolean isLatestEventColAdded) {
    List<ExpressionExecutor> processExpressionExecutors = new ArrayList<>();
    List<Attribute> attributeList = incomingOutputStreamDefinition.getAttributeList();
    int i = 1;
    // Add timestamp executor
    Attribute attribute = attributeList.get(0);
    VariableExpressionExecutor variableExpressionExecutor = (VariableExpressionExecutor) ExpressionParser.parseExpression(new Variable(attribute.getName()), processedMetaStreamEvent, 0, tableMap, processVariableExpressionExecutors, true, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
    processExpressionExecutors.add(variableExpressionExecutor);
    if (isDistributed) {
        Expression shardIdExpression = Expression.value(shardId);
        ExpressionExecutor shardIdExpressionExecutor = ExpressionParser.parseExpression(shardIdExpression, processedMetaStreamEvent, 0, tableMap, processVariableExpressionExecutors, true, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        processExpressionExecutors.add(shardIdExpressionExecutor);
        i++;
    }
    if (isProcessingOnExternalTime) {
        Expression externalTimestampExpression = AttributeFunction.function("incrementalAggregator", "getAggregationStartTime", new Variable(AGG_EXTERNAL_TIMESTAMP_COL), new StringConstant(duration.name()));
        ExpressionExecutor externalTimestampExecutor = ExpressionParser.parseExpression(externalTimestampExpression, processedMetaStreamEvent, 0, tableMap, processVariableExpressionExecutors, true, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        processExpressionExecutors.add(externalTimestampExecutor);
        i++;
    }
    if (isLatestEventColAdded) {
        baseAggregatorBeginIndex = baseAggregatorBeginIndex - 1;
    }
    for (; i < baseAggregatorBeginIndex; i++) {
        attribute = attributeList.get(i);
        variableExpressionExecutor = (VariableExpressionExecutor) ExpressionParser.parseExpression(new Variable(attribute.getName()), processedMetaStreamEvent, 0, tableMap, processVariableExpressionExecutors, true, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        processExpressionExecutors.add(variableExpressionExecutor);
    }
    if (isLatestEventColAdded) {
        Expression lastTimestampExpression = AttributeFunction.function("max", new Variable(AGG_LAST_TIMESTAMP_COL));
        ExpressionExecutor latestTimestampExecutor = ExpressionParser.parseExpression(lastTimestampExpression, processedMetaStreamEvent, 0, tableMap, processVariableExpressionExecutors, true, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        processExpressionExecutors.add(latestTimestampExecutor);
    }
    for (Expression expression : finalBaseExpressions) {
        ExpressionExecutor expressionExecutor = ExpressionParser.parseExpression(expression, processedMetaStreamEvent, 0, tableMap, processVariableExpressionExecutors, true, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        processExpressionExecutors.add(expressionExecutor);
    }
    return processExpressionExecutors;
}
Also used : Variable(io.siddhi.query.api.expression.Variable) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) Attribute(io.siddhi.query.api.definition.Attribute) OutputAttribute(io.siddhi.query.api.execution.query.selection.OutputAttribute) Expression(io.siddhi.query.api.expression.Expression) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) ArrayList(java.util.ArrayList) StringConstant(io.siddhi.query.api.expression.constant.StringConstant)

Example 44 with ExpressionExecutor

use of io.siddhi.core.executor.ExpressionExecutor in project siddhi by wso2.

the class CollectionExpressionParser method buildMultiPrimaryKeyExpressionExecutors.

private static Map<String, ExpressionExecutor> buildMultiPrimaryKeyExpressionExecutors(CollectionExpression collectionExpression, MatchingMetaInfoHolder matchingMetaInfoHolder, List<VariableExpressionExecutor> variableExpressionExecutors, Map<String, Table> tableMap, ProcessingMode processingMode, boolean outputExpectsExpiredEvents, SiddhiQueryContext siddhiQueryContext) {
    if (collectionExpression instanceof AndMultiPrimaryKeyCollectionExpression) {
        CollectionExpression leftCollectionExpression = ((AndMultiPrimaryKeyCollectionExpression) collectionExpression).getLeftCollectionExpression();
        CollectionExpression rightCollectionExpression = ((AndMultiPrimaryKeyCollectionExpression) collectionExpression).getRightCollectionExpression();
        Map<String, ExpressionExecutor> expressionExecutors = buildMultiPrimaryKeyExpressionExecutors(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
        expressionExecutors.putAll(buildMultiPrimaryKeyExpressionExecutors(rightCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, processingMode, outputExpectsExpiredEvents, siddhiQueryContext));
        return expressionExecutors;
    } else if (collectionExpression instanceof AndCollectionExpression) {
        CollectionExpression leftCollectionExpression = ((AndCollectionExpression) collectionExpression).getLeftCollectionExpression();
        CollectionExpression rightCollectionExpression = ((AndCollectionExpression) collectionExpression).getRightCollectionExpression();
        Map<String, ExpressionExecutor> expressionExecutors = buildMultiPrimaryKeyExpressionExecutors(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
        expressionExecutors.putAll(buildMultiPrimaryKeyExpressionExecutors(rightCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, processingMode, outputExpectsExpiredEvents, siddhiQueryContext));
        return expressionExecutors;
    } else if (collectionExpression instanceof CompareCollectionExpression) {
        if (((CompareCollectionExpression) collectionExpression).getOperator() == Compare.Operator.EQUAL) {
            CollectionExpression attributeCollectionExpression = ((CompareCollectionExpression) collectionExpression).getAttributeCollectionExpression();
            if (attributeCollectionExpression instanceof AttributeCollectionExpression) {
                String attribue = ((AttributeCollectionExpression) attributeCollectionExpression).getAttribute();
                CollectionExpression valueCollectionExpression = ((CompareCollectionExpression) collectionExpression).getValueCollectionExpression();
                ExpressionExecutor valueExpressionExecutor = ExpressionParser.parseExpression(valueCollectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                Map<String, ExpressionExecutor> expressionExecutors = new HashMap<String, ExpressionExecutor>();
                expressionExecutors.put(attribue, valueExpressionExecutor);
                return expressionExecutors;
            } else {
                throw new SiddhiAppCreationException("Only attribute EQUAL " + "comparision supported for multiple primary key optimization, " + "but found  '" + attributeCollectionExpression.getClass() + "'", collectionExpression.getExpression().getQueryContextStartIndex(), collectionExpression.getExpression().getQueryContextEndIndex());
            }
        } else {
            throw new SiddhiAppCreationException("Only '" + Compare.Operator.EQUAL + "' supported for multiple " + "primary key for multiple primary key optimization, but found '" + ((CompareCollectionExpression) collectionExpression).getOperator() + "'", collectionExpression.getExpression().getQueryContextStartIndex(), collectionExpression.getExpression().getQueryContextEndIndex());
        }
    } else {
        // Attribute Collection
        throw new SiddhiAppCreationException("Only 'AND' and '" + Compare.Operator.EQUAL + "' operators are " + "supported for multiple primary key optimization, but found '" + ((CompareCollectionExpression) collectionExpression).getOperator() + "'", collectionExpression.getExpression().getQueryContextStartIndex(), collectionExpression.getExpression().getQueryContextEndIndex());
    }
}
Also used : VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) CompareCollectionExpression(io.siddhi.core.util.collection.expression.CompareCollectionExpression) HashMap(java.util.HashMap) AndCollectionExpression(io.siddhi.core.util.collection.expression.AndCollectionExpression) AttributeCollectionExpression(io.siddhi.core.util.collection.expression.AttributeCollectionExpression) SiddhiAppCreationException(io.siddhi.core.exception.SiddhiAppCreationException) AndMultiPrimaryKeyCollectionExpression(io.siddhi.core.util.collection.expression.AndMultiPrimaryKeyCollectionExpression) CollectionExpression(io.siddhi.core.util.collection.expression.CollectionExpression) CompareCollectionExpression(io.siddhi.core.util.collection.expression.CompareCollectionExpression) AttributeCollectionExpression(io.siddhi.core.util.collection.expression.AttributeCollectionExpression) BasicCollectionExpression(io.siddhi.core.util.collection.expression.BasicCollectionExpression) NullCollectionExpression(io.siddhi.core.util.collection.expression.NullCollectionExpression) OrCollectionExpression(io.siddhi.core.util.collection.expression.OrCollectionExpression) NotCollectionExpression(io.siddhi.core.util.collection.expression.NotCollectionExpression) AndMultiPrimaryKeyCollectionExpression(io.siddhi.core.util.collection.expression.AndMultiPrimaryKeyCollectionExpression) AndCollectionExpression(io.siddhi.core.util.collection.expression.AndCollectionExpression) Map(java.util.Map) HashMap(java.util.HashMap)

Example 45 with ExpressionExecutor

use of io.siddhi.core.executor.ExpressionExecutor in project siddhi by wso2.

the class CollectionExpressionParser method buildCollectionExecutor.

public static CollectionExecutor buildCollectionExecutor(CollectionExpression collectionExpression, MatchingMetaInfoHolder matchingMetaInfoHolder, List<VariableExpressionExecutor> variableExpressionExecutors, Map<String, Table> tableMap, boolean isFirst, ProcessingMode processingMode, boolean outputExpectsExpiredEvents, SiddhiQueryContext siddhiQueryContext, boolean isCache, CacheTable cacheTable) {
    if (collectionExpression instanceof AttributeCollectionExpression) {
        ExpressionExecutor expressionExecutor = null;
        if (isFirst) {
            expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
        }
        if (isCache) {
            return new CompareCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex(), ((AttributeCollectionExpression) collectionExpression).getAttribute(), Compare.Operator.EQUAL, new ConstantExpressionExecutor(true, Attribute.Type.BOOL), cacheTable);
        } else {
            return new CompareCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex(), ((AttributeCollectionExpression) collectionExpression).getAttribute(), Compare.Operator.EQUAL, new ConstantExpressionExecutor(true, Attribute.Type.BOOL), null);
        }
    } else if (collectionExpression instanceof CompareCollectionExpression) {
        ExpressionExecutor valueExpressionExecutor = ExpressionParser.parseExpression(((CompareCollectionExpression) collectionExpression).getValueCollectionExpression().getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
        AttributeCollectionExpression attributeCollectionExpression = ((AttributeCollectionExpression) ((CompareCollectionExpression) collectionExpression).getAttributeCollectionExpression());
        ExpressionExecutor expressionExecutor = null;
        if (isFirst) {
            expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
        }
        if (isCache) {
            return new CompareCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex(), attributeCollectionExpression.getAttribute(), ((CompareCollectionExpression) collectionExpression).getOperator(), valueExpressionExecutor, cacheTable);
        } else {
            return new CompareCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex(), attributeCollectionExpression.getAttribute(), ((CompareCollectionExpression) collectionExpression).getOperator(), valueExpressionExecutor, null);
        }
    } else if (collectionExpression instanceof NullCollectionExpression) {
        ExpressionExecutor expressionExecutor = null;
        if (isFirst) {
            expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
        }
        if (isCache) {
            return new CompareCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex(), ((NullCollectionExpression) collectionExpression).getAttribute(), Compare.Operator.EQUAL, new ConstantExpressionExecutor(null, Attribute.Type.OBJECT), cacheTable);
        } else {
            return new CompareCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex(), ((NullCollectionExpression) collectionExpression).getAttribute(), Compare.Operator.EQUAL, new ConstantExpressionExecutor(null, Attribute.Type.OBJECT), null);
        }
    } else if (collectionExpression instanceof AndMultiPrimaryKeyCollectionExpression) {
        Map<String, ExpressionExecutor> multiPrimaryKeyExpressionExecutors = buildMultiPrimaryKeyExpressionExecutors(collectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
        List<Attribute> attributes = matchingMetaInfoHolder.getStoreDefinition().getAttributeList();
        StringBuilder compositePrimaryKey = new StringBuilder();
        List<ExpressionExecutor> sortedExecutors = new ArrayList<ExpressionExecutor>();
        for (Attribute attribute : attributes) {
            ExpressionExecutor expressionExecutor = multiPrimaryKeyExpressionExecutors.get(attribute.getName());
            if (expressionExecutor != null) {
                sortedExecutors.add(expressionExecutor);
                compositePrimaryKey.append(attribute.getName()).append(SiddhiConstants.KEY_DELIMITER);
            }
        }
        if (isCache) {
            return new AndMultiPrimaryKeyCollectionExecutor(compositePrimaryKey.toString(), sortedExecutors, cacheTable);
        } else {
            return new AndMultiPrimaryKeyCollectionExecutor(compositePrimaryKey.toString(), sortedExecutors, null);
        }
    } else if (collectionExpression instanceof AndCollectionExpression) {
        CollectionExpression leftCollectionExpression = ((AndCollectionExpression) collectionExpression).getLeftCollectionExpression();
        CollectionExpression rightCollectionExpression = ((AndCollectionExpression) collectionExpression).getRightCollectionExpression();
        ExpressionExecutor expressionExecutor = null;
        CollectionExecutor aCollectionExecutor = null;
        ExhaustiveCollectionExecutor exhaustiveCollectionExecutor = null;
        CollectionExecutor leftCollectionExecutor;
        CollectionExecutor rightCollectionExecutor;
        switch(leftCollectionExpression.getCollectionScope()) {
            case NON:
                switch(rightCollectionExpression.getCollectionScope()) {
                    case NON:
                        expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                        return new NonCollectionExecutor(expressionExecutor);
                    case INDEXED_ATTRIBUTE:
                    case INDEXED_RESULT_SET:
                    case PRIMARY_KEY_ATTRIBUTE:
                    case PRIMARY_KEY_RESULT_SET:
                    case PARTIAL_PRIMARY_KEY_RESULT_SET:
                    case OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET:
                    case EXHAUSTIVE:
                        expressionExecutor = ExpressionParser.parseExpression(leftCollectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                        aCollectionExecutor = buildCollectionExecutor(rightCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        return new NonAndCollectionExecutor(expressionExecutor, aCollectionExecutor, rightCollectionExpression.getCollectionScope());
                }
                break;
            case INDEXED_ATTRIBUTE:
            case PRIMARY_KEY_ATTRIBUTE:
                switch(rightCollectionExpression.getCollectionScope()) {
                    case NON:
                        expressionExecutor = ExpressionParser.parseExpression(rightCollectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                        aCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        return new NonAndCollectionExecutor(expressionExecutor, aCollectionExecutor, rightCollectionExpression.getCollectionScope());
                    case INDEXED_ATTRIBUTE:
                    case INDEXED_RESULT_SET:
                    case PRIMARY_KEY_ATTRIBUTE:
                    case PRIMARY_KEY_RESULT_SET:
                    case OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET:
                        exhaustiveCollectionExecutor = new ExhaustiveCollectionExecutor(ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext), matchingMetaInfoHolder.getStoreEventIndex());
                        leftCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, false, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        rightCollectionExecutor = buildCollectionExecutor(rightCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, false, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        return new AnyAndCollectionExecutor(leftCollectionExecutor, rightCollectionExecutor, exhaustiveCollectionExecutor);
                    case PARTIAL_PRIMARY_KEY_RESULT_SET:
                    case EXHAUSTIVE:
                        leftCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        if (isFirst || leftCollectionExecutor.getDefaultCost() == CollectionExecutor.Cost.SINGLE_RETURN_INDEX_MATCHING) {
                            exhaustiveCollectionExecutor = new ExhaustiveCollectionExecutor(ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext), matchingMetaInfoHolder.getStoreEventIndex());
                        }
                        return new CompareExhaustiveAndCollectionExecutor(leftCollectionExecutor, exhaustiveCollectionExecutor);
                }
                break;
            case INDEXED_RESULT_SET:
            case PRIMARY_KEY_RESULT_SET:
            case OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET:
                switch(rightCollectionExpression.getCollectionScope()) {
                    case NON:
                        expressionExecutor = ExpressionParser.parseExpression(rightCollectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                        aCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        return new NonAndCollectionExecutor(expressionExecutor, aCollectionExecutor, rightCollectionExpression.getCollectionScope());
                    case INDEXED_ATTRIBUTE:
                    case PRIMARY_KEY_ATTRIBUTE:
                        exhaustiveCollectionExecutor = new ExhaustiveCollectionExecutor(ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext), matchingMetaInfoHolder.getStoreEventIndex());
                        leftCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, false, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        rightCollectionExecutor = buildCollectionExecutor(rightCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, false, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        return new AnyAndCollectionExecutor(rightCollectionExecutor, leftCollectionExecutor, exhaustiveCollectionExecutor);
                    case INDEXED_RESULT_SET:
                    case PRIMARY_KEY_RESULT_SET:
                    case OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET:
                        exhaustiveCollectionExecutor = new ExhaustiveCollectionExecutor(ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext), matchingMetaInfoHolder.getStoreEventIndex());
                        leftCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, false, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        rightCollectionExecutor = buildCollectionExecutor(rightCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, false, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        return new AnyAndCollectionExecutor(leftCollectionExecutor, rightCollectionExecutor, exhaustiveCollectionExecutor);
                    case PARTIAL_PRIMARY_KEY_RESULT_SET:
                    case EXHAUSTIVE:
                        leftCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        if (isFirst || leftCollectionExecutor.getDefaultCost() == CollectionExecutor.Cost.SINGLE_RETURN_INDEX_MATCHING) {
                            exhaustiveCollectionExecutor = new ExhaustiveCollectionExecutor(ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext), matchingMetaInfoHolder.getStoreEventIndex());
                        }
                        return new CompareExhaustiveAndCollectionExecutor(leftCollectionExecutor, exhaustiveCollectionExecutor);
                }
                break;
            case PARTIAL_PRIMARY_KEY_RESULT_SET:
            case EXHAUSTIVE:
                switch(rightCollectionExpression.getCollectionScope()) {
                    case NON:
                        expressionExecutor = ExpressionParser.parseExpression(rightCollectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                        aCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        return new NonAndCollectionExecutor(expressionExecutor, aCollectionExecutor, rightCollectionExpression.getCollectionScope());
                    case INDEXED_ATTRIBUTE:
                    case INDEXED_RESULT_SET:
                    case PRIMARY_KEY_ATTRIBUTE:
                    case PRIMARY_KEY_RESULT_SET:
                    case OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET:
                        rightCollectionExecutor = buildCollectionExecutor(rightCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                        if (isFirst || rightCollectionExecutor.getDefaultCost() == CollectionExecutor.Cost.SINGLE_RETURN_INDEX_MATCHING) {
                            exhaustiveCollectionExecutor = new ExhaustiveCollectionExecutor(ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext), matchingMetaInfoHolder.getStoreEventIndex());
                        }
                        return new CompareExhaustiveAndCollectionExecutor(rightCollectionExecutor, exhaustiveCollectionExecutor);
                    case PARTIAL_PRIMARY_KEY_RESULT_SET:
                    case EXHAUSTIVE:
                        if (isFirst) {
                            expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                        }
                        return new ExhaustiveCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex());
                }
                break;
        }
    } else if (collectionExpression instanceof OrCollectionExpression) {
        CollectionExpression leftCollectionExpression = ((OrCollectionExpression) collectionExpression).getLeftCollectionExpression();
        CollectionExpression rightCollectionExpression = ((OrCollectionExpression) collectionExpression).getRightCollectionExpression();
        ExpressionExecutor expressionExecutor = null;
        CollectionExecutor aCollectionExecutor = null;
        CollectionExecutor leftCollectionExecutor;
        CollectionExecutor rightCollectionExecutor;
        if (leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON && rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
            return new NonCollectionExecutor(expressionExecutor);
        } else if ((leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.EXHAUSTIVE && leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET) || (rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.EXHAUSTIVE && rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET)) {
            if (isFirst) {
                expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
            }
            return new ExhaustiveCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex());
        } else {
            if (isFirst) {
                aCollectionExecutor = new ExhaustiveCollectionExecutor(ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext), matchingMetaInfoHolder.getStoreEventIndex());
            }
            leftCollectionExecutor = buildCollectionExecutor(leftCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
            rightCollectionExecutor = buildCollectionExecutor(rightCollectionExpression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
            return new OrCollectionExecutor(leftCollectionExecutor, rightCollectionExecutor, aCollectionExecutor);
        }
    } else if (collectionExpression instanceof NotCollectionExpression) {
        ExpressionExecutor expressionExecutor = null;
        switch(collectionExpression.getCollectionScope()) {
            case NON:
                expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                return new NonCollectionExecutor(expressionExecutor);
            case INDEXED_ATTRIBUTE:
            case INDEXED_RESULT_SET:
            case PRIMARY_KEY_ATTRIBUTE:
            case PRIMARY_KEY_RESULT_SET:
            case OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET:
                ExhaustiveCollectionExecutor exhaustiveCollectionExecutor = null;
                if (isFirst) {
                    exhaustiveCollectionExecutor = new ExhaustiveCollectionExecutor(ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext), matchingMetaInfoHolder.getStoreEventIndex());
                }
                CollectionExecutor notCollectionExecutor = buildCollectionExecutor(((NotCollectionExpression) collectionExpression).getCollectionExpression(), matchingMetaInfoHolder, variableExpressionExecutors, tableMap, isFirst, processingMode, outputExpectsExpiredEvents, siddhiQueryContext, false, null);
                return new NotCollectionExecutor(notCollectionExecutor, exhaustiveCollectionExecutor);
            case PARTIAL_PRIMARY_KEY_RESULT_SET:
            case EXHAUSTIVE:
                if (isFirst) {
                    expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
                }
                return new ExhaustiveCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex());
        }
    } else {
        // Basic
        ExpressionExecutor expressionExecutor = null;
        if (collectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
            return new NonCollectionExecutor(expressionExecutor);
        } else {
            // EXHAUSTIVE
            if (isFirst) {
                expressionExecutor = ExpressionParser.parseExpression(collectionExpression.getExpression(), matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, processingMode, outputExpectsExpiredEvents, siddhiQueryContext);
            }
            return new ExhaustiveCollectionExecutor(expressionExecutor, matchingMetaInfoHolder.getStoreEventIndex());
        }
    }
    throw new UnsupportedOperationException(collectionExpression.getClass().getName() + " not supported!");
}
Also used : Attribute(io.siddhi.query.api.definition.Attribute) AttributeCollectionExpression(io.siddhi.core.util.collection.expression.AttributeCollectionExpression) CompareCollectionExecutor(io.siddhi.core.util.collection.executor.CompareCollectionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) CompareExhaustiveAndCollectionExecutor(io.siddhi.core.util.collection.executor.CompareExhaustiveAndCollectionExecutor) AndCollectionExpression(io.siddhi.core.util.collection.expression.AndCollectionExpression) NullCollectionExpression(io.siddhi.core.util.collection.expression.NullCollectionExpression) List(java.util.List) ArrayList(java.util.ArrayList) CollectionExpression(io.siddhi.core.util.collection.expression.CollectionExpression) CompareCollectionExpression(io.siddhi.core.util.collection.expression.CompareCollectionExpression) AttributeCollectionExpression(io.siddhi.core.util.collection.expression.AttributeCollectionExpression) BasicCollectionExpression(io.siddhi.core.util.collection.expression.BasicCollectionExpression) NullCollectionExpression(io.siddhi.core.util.collection.expression.NullCollectionExpression) OrCollectionExpression(io.siddhi.core.util.collection.expression.OrCollectionExpression) NotCollectionExpression(io.siddhi.core.util.collection.expression.NotCollectionExpression) AndMultiPrimaryKeyCollectionExpression(io.siddhi.core.util.collection.expression.AndMultiPrimaryKeyCollectionExpression) AndCollectionExpression(io.siddhi.core.util.collection.expression.AndCollectionExpression) NonCollectionExecutor(io.siddhi.core.util.collection.executor.NonCollectionExecutor) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) ExhaustiveCollectionExecutor(io.siddhi.core.util.collection.executor.ExhaustiveCollectionExecutor) NotCollectionExecutor(io.siddhi.core.util.collection.executor.NotCollectionExecutor) AndMultiPrimaryKeyCollectionExpression(io.siddhi.core.util.collection.expression.AndMultiPrimaryKeyCollectionExpression) AndMultiPrimaryKeyCollectionExecutor(io.siddhi.core.util.collection.executor.AndMultiPrimaryKeyCollectionExecutor) OrCollectionExecutor(io.siddhi.core.util.collection.executor.OrCollectionExecutor) NonAndCollectionExecutor(io.siddhi.core.util.collection.executor.NonAndCollectionExecutor) CompareCollectionExpression(io.siddhi.core.util.collection.expression.CompareCollectionExpression) OrCollectionExpression(io.siddhi.core.util.collection.expression.OrCollectionExpression) OrCollectionExecutor(io.siddhi.core.util.collection.executor.OrCollectionExecutor) CollectionExecutor(io.siddhi.core.util.collection.executor.CollectionExecutor) CompareExhaustiveAndCollectionExecutor(io.siddhi.core.util.collection.executor.CompareExhaustiveAndCollectionExecutor) AnyAndCollectionExecutor(io.siddhi.core.util.collection.executor.AnyAndCollectionExecutor) ExhaustiveCollectionExecutor(io.siddhi.core.util.collection.executor.ExhaustiveCollectionExecutor) NotCollectionExecutor(io.siddhi.core.util.collection.executor.NotCollectionExecutor) CompareCollectionExecutor(io.siddhi.core.util.collection.executor.CompareCollectionExecutor) NonCollectionExecutor(io.siddhi.core.util.collection.executor.NonCollectionExecutor) AndMultiPrimaryKeyCollectionExecutor(io.siddhi.core.util.collection.executor.AndMultiPrimaryKeyCollectionExecutor) NonAndCollectionExecutor(io.siddhi.core.util.collection.executor.NonAndCollectionExecutor) Map(java.util.Map) HashMap(java.util.HashMap) AnyAndCollectionExecutor(io.siddhi.core.util.collection.executor.AnyAndCollectionExecutor) NotCollectionExpression(io.siddhi.core.util.collection.expression.NotCollectionExpression)

Aggregations

ExpressionExecutor (io.siddhi.core.executor.ExpressionExecutor)53 VariableExpressionExecutor (io.siddhi.core.executor.VariableExpressionExecutor)43 ConstantExpressionExecutor (io.siddhi.core.executor.ConstantExpressionExecutor)26 Map (java.util.Map)22 Attribute (io.siddhi.query.api.definition.Attribute)21 StreamEvent (io.siddhi.core.event.stream.StreamEvent)20 HashMap (java.util.HashMap)20 MetaStreamEvent (io.siddhi.core.event.stream.MetaStreamEvent)19 ComplexEventChunk (io.siddhi.core.event.ComplexEventChunk)14 ArrayList (java.util.ArrayList)13 StateEvent (io.siddhi.core.event.state.StateEvent)12 Variable (io.siddhi.query.api.expression.Variable)11 SiddhiAppCreationException (io.siddhi.core.exception.SiddhiAppCreationException)10 OutputAttribute (io.siddhi.query.api.execution.query.selection.OutputAttribute)10 Expression (io.siddhi.query.api.expression.Expression)10 MetaStateEvent (io.siddhi.core.event.state.MetaStateEvent)8 AbstractDefinition (io.siddhi.query.api.definition.AbstractDefinition)8 AndConditionExpressionExecutor (io.siddhi.core.executor.condition.AndConditionExpressionExecutor)5 ConditionExpressionExecutor (io.siddhi.core.executor.condition.ConditionExpressionExecutor)5 QueryableProcessor (io.siddhi.core.query.processor.stream.window.QueryableProcessor)4