Examples with VariableExpressionExecutor io.siddhi.core.executor.VariableExpressionExecutor used on opensource projects

Example 16 with VariableExpressionExecutor

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

the class PartitionParser method parse.

public static PartitionRuntimeImpl parse(SiddhiAppRuntimeBuilder siddhiAppRuntimeBuilder, Partition partition, SiddhiAppContext siddhiAppContext, int queryIndex, int partitionIndex) {
    ConcurrentMap<String, AbstractDefinition> streamDefinitionMap = siddhiAppRuntimeBuilder.getStreamDefinitionMap();
    ConcurrentMap<String, AbstractDefinition> windowDefinitionMap = siddhiAppRuntimeBuilder.getWindowDefinitionMap();
    validateStreamPartitions(partition.getPartitionTypeMap(), streamDefinitionMap, windowDefinitionMap);
    PartitionRuntimeImpl partitionRuntime = new PartitionRuntimeImpl(streamDefinitionMap, windowDefinitionMap, siddhiAppRuntimeBuilder.getStreamJunctions(), partition, partitionIndex, siddhiAppContext);
    for (Query query : partition.getQueryList()) {
        List<VariableExpressionExecutor> executors = new ArrayList<VariableExpressionExecutor>();
        ConcurrentMap<String, AbstractDefinition> combinedStreamMap = new ConcurrentHashMap<String, AbstractDefinition>();
        combinedStreamMap.putAll(streamDefinitionMap);
        combinedStreamMap.putAll(windowDefinitionMap);
        combinedStreamMap.putAll(partitionRuntime.getLocalStreamDefinitionMap());
        QueryRuntimeImpl queryRuntime = QueryParser.parse(query, siddhiAppContext, combinedStreamMap, siddhiAppRuntimeBuilder.getTableDefinitionMap(), siddhiAppRuntimeBuilder.getWindowDefinitionMap(), siddhiAppRuntimeBuilder.getAggregationDefinitionMap(), siddhiAppRuntimeBuilder.getTableMap(), siddhiAppRuntimeBuilder.getAggregationMap(), siddhiAppRuntimeBuilder.getWindowMap(), siddhiAppRuntimeBuilder.getLockSynchronizer(), String.valueOf(queryIndex), true, partitionRuntime.getPartitionName());
        queryIndex++;
        MetaStateEvent metaStateEvent = createMetaEventForPartitioner(queryRuntime.getMetaComplexEvent());
        partitionRuntime.addQuery(queryRuntime);
        partitionRuntime.addPartitionReceiver(queryRuntime, executors, metaStateEvent);
        QueryParserHelper.reduceMetaComplexEvent(metaStateEvent);
        if (queryRuntime.getMetaComplexEvent() instanceof MetaStateEvent) {
            QueryParserHelper.updateVariablePosition(metaStateEvent, executors);
        } else {
            QueryParserHelper.updateVariablePosition(metaStateEvent.getMetaStreamEvent(0), executors);
        }
    }
    partitionRuntime.init();
    return partitionRuntime;
}

Example 17 with VariableExpressionExecutor

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

the class AggregationParser method processAggregationSelectors.

private static void processAggregationSelectors(AggregationDefinition aggregationDefinition, SiddhiQueryContext siddhiQueryContext, Map<String, Table> tableMap, List<VariableExpressionExecutor> incomingVariableExpressionExecutors, MetaStreamEvent incomingMetaStreamEvent, List<ExpressionExecutor> incomingExpressionExecutors, List<Expression> outputExpressions, OutputAttribute outputAttribute, Expression expression) {
    ExpressionExecutor expressionExecutor = ExpressionParser.parseExpression(expression, incomingMetaStreamEvent, 0, tableMap, incomingVariableExpressionExecutors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
    incomingExpressionExecutors.add(expressionExecutor);
    incomingMetaStreamEvent.addOutputData(new Attribute(outputAttribute.getRename(), expressionExecutor.getReturnType()));
    aggregationDefinition.getAttributeList().add(new Attribute(outputAttribute.getRename(), expressionExecutor.getReturnType()));
    outputExpressions.add(Expression.variable(outputAttribute.getRename()));
}

Example 18 with VariableExpressionExecutor

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

the class TestStoreContainingInMemoryTable method compileSelection.

@Override
protected CompiledSelection compileSelection(List<SelectAttributeBuilder> selectAttributeBuilders, List<ExpressionBuilder> groupByExpressionBuilder, ExpressionBuilder havingExpressionBuilder, List<OrderByAttributeBuilder> orderByAttributeBuilders, Long limit, Long offset) {
    selectAttributeBuilders.forEach((selectAttributeBuilder -> {
        TestStoreConditionVisitor testStoreConditionVisitor = new TestStoreConditionVisitor("");
        selectAttributeBuilder.getExpressionBuilder().build(testStoreConditionVisitor);
        if (testStoreConditionVisitor.getStreamVarCount() > 0) {
            throw new SiddhiAppCreationException("testStoreContainingInMemoryTable does not support " + "lookup with stream variables");
        }
    }));
    CompiledSelectionWithCache compiledSelectionWithCache;
    MetaStateEvent metaStateEvent = matchingMetaInfoHolderForTestOnDemandQuery.getMetaStateEvent().clone();
    ReturnStream returnStream = new ReturnStream(OutputStream.OutputEventType.CURRENT_EVENTS);
    int metaPosition = SiddhiConstants.UNKNOWN_STATE;
    List<VariableExpressionExecutor> variableExpressionExecutorsForQuerySelector = new ArrayList<>();
    if (metaStateEvent.getOutputDataAttributes().size() == 0) {
        // MetaStateEvent metaStateEventWithOutputData = new MetaStateEvent(metaStateEvent.getStreamEventCount());
        for (Attribute outputAttribute : metaStateEvent.getMetaStreamEvents()[0].getOnAfterWindowData()) {
            metaStateEvent.getMetaStreamEvents()[0].addOutputData(outputAttribute);
        }
    }
    if (metaStateEvent.getOutputDataAttributes().size() > 0) {
        while (metaStateEvent.getMetaStreamEvent(0).getOutputData().size() > 0) {
            metaStateEvent.getMetaStreamEvent(0).getOutputData().remove(0);
        }
    }
    QuerySelector querySelector = SelectorParser.parse(selectorForTestOnDemandQuery, returnStream, metaStateEvent, tableMap, variableExpressionExecutorsForQuerySelector, metaPosition, ProcessingMode.BATCH, false, siddhiQueryContextForTestOnDemandQuery);
    QueryParserHelper.updateVariablePosition(metaStateEvent, variableExpressionExecutorsForQuerySelector);
    querySelector.setEventPopulator(StateEventPopulatorFactory.constructEventPopulator(metaStateEvent));
    compiledSelectionWithCache = new CompiledSelectionWithCache(null, querySelector, metaStateEvent, 0, null);
    return compiledSelectionWithCache;
}

Example 19 with VariableExpressionExecutor

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

the class TestStoreForCacheMiss method compileSelection.

@Override
protected CompiledSelection compileSelection(List<SelectAttributeBuilder> selectAttributeBuilders, List<ExpressionBuilder> groupByExpressionBuilder, ExpressionBuilder havingExpressionBuilder, List<OrderByAttributeBuilder> orderByAttributeBuilders, Long limit, Long offset) {
    selectAttributeBuilders.forEach((selectAttributeBuilder -> {
        TestStoreConditionVisitor testStoreConditionVisitor = new TestStoreConditionVisitor("");
        selectAttributeBuilder.getExpressionBuilder().build(testStoreConditionVisitor);
        if (testStoreConditionVisitor.getStreamVarCount() > 0) {
            throw new SiddhiAppCreationException("testStoreContainingInMemoryTable does not support " + "lookup with stream variables");
        }
    }));
    CompiledSelectionWithCache compiledSelectionWithCache;
    MetaStateEvent metaStateEvent = matchingMetaInfoHolderForTestOnDemandQuery.getMetaStateEvent().clone();
    ReturnStream returnStream = new ReturnStream(OutputStream.OutputEventType.CURRENT_EVENTS);
    int metaPosition = SiddhiConstants.UNKNOWN_STATE;
    List<VariableExpressionExecutor> variableExpressionExecutorsForQuerySelector = new ArrayList<>();
    if (metaStateEvent.getOutputDataAttributes().size() == 0) {
        for (Attribute outputAttribute : metaStateEvent.getMetaStreamEvents()[0].getOnAfterWindowData()) {
            metaStateEvent.getMetaStreamEvents()[0].addOutputData(outputAttribute);
        }
    }
    QuerySelector querySelector = SelectorParser.parse(selectorForTestOnDemandQuery, returnStream, metaStateEvent, tableMap, variableExpressionExecutorsForQuerySelector, metaPosition, ProcessingMode.BATCH, false, siddhiQueryContextForTestOnDemandQuery);
    QueryParserHelper.updateVariablePosition(metaStateEvent, variableExpressionExecutorsForQuerySelector);
    querySelector.setEventPopulator(StateEventPopulatorFactory.constructEventPopulator(metaStateEvent));
    compiledSelectionWithCache = new CompiledSelectionWithCache(null, querySelector, metaStateEvent, 0, null);
    return compiledSelectionWithCache;
}

Example 20 with VariableExpressionExecutor

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

the class StreamPartitioner method createJoinInputStreamExecutors.

private void createJoinInputStreamExecutors(JoinInputStream inputStream, Partition partition, MetaStateEvent metaEvent, List<VariableExpressionExecutor> executors, SiddhiQueryContext siddhiQueryContext) {
    createExecutors(inputStream.getLeftInputStream(), partition, metaEvent.getMetaStreamEvent(0), executors, siddhiQueryContext);
    int size = executors.size();
    for (VariableExpressionExecutor variableExpressionExecutor : executors) {
        variableExpressionExecutor.getPosition()[SiddhiConstants.STREAM_EVENT_CHAIN_INDEX] = 0;
    }
    createExecutors(inputStream.getRightInputStream(), partition, metaEvent.getMetaStreamEvent(1), executors, siddhiQueryContext);
    for (int i = size; i < executors.size(); i++) {
        executors.get(i).getPosition()[SiddhiConstants.STREAM_EVENT_CHAIN_INDEX] = 1;
    }
}