Examples with SingleStreamRuntime io.siddhi.core.query.input.stream.single.SingleStreamRuntime used on opensource projects

Example 1 with SingleStreamRuntime

use of io.siddhi.core.query.input.stream.single.SingleStreamRuntime in project siddhi by wso2.

the class EventTestCase method testQueryParser.

@Test
public void testQueryParser() {
    StreamDefinition streamDefinition = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.FLOAT).attribute("volume", Attribute.Type.INT);
    StreamDefinition outStreamDefinition = StreamDefinition.id("outputStream").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.FLOAT);
    Query query = new Query();
    query.annotation(Annotation.annotation("info").element("name", "query1"));
    query.from(InputStream.stream("cseEventStream").filter(Expression.compare(Expression.variable("volume"), Compare.Operator.NOT_EQUAL, Expression.value(50))));
    query.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")));
    query.insertInto("outputStream");
    Map<String, AbstractDefinition> tableDefinitionMap = new HashMap<>();
    Map<String, AbstractDefinition> windowDefinitionMap = new HashMap<>();
    Map<String, AbstractDefinition> aggregationDefinitionMap = new HashMap<>();
    Map<String, Table> tableMap = new HashMap<String, Table>();
    Map<String, Window> eventWindowMap = new HashMap<String, Window>();
    Map<String, AggregationRuntime> aggregationMap = new HashMap<String, AggregationRuntime>();
    Map<String, List<Source>> eventSourceMap = new HashMap<String, List<Source>>();
    Map<String, List<Sink>> eventSinkMap = new HashMap<String, List<Sink>>();
    Map<String, AbstractDefinition> streamDefinitionMap = new HashMap<String, AbstractDefinition>();
    LockSynchronizer lockSynchronizer = new LockSynchronizer();
    streamDefinitionMap.put("cseEventStream", streamDefinition);
    streamDefinitionMap.put("outputStream", outStreamDefinition);
    SiddhiContext siddhicontext = new SiddhiContext();
    SiddhiAppContext context = new SiddhiAppContext();
    context.setSiddhiContext(siddhicontext);
    context.setIdGenerator(new IdGenerator());
    context.setSnapshotService(new SnapshotService(context));
    QueryRuntimeImpl runtime = QueryParser.parse(query, context, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, aggregationMap, eventWindowMap, lockSynchronizer, "1", false, SiddhiConstants.PARTITION_ID_DEFAULT);
    AssertJUnit.assertNotNull(runtime);
    AssertJUnit.assertTrue(runtime.getStreamRuntime() instanceof SingleStreamRuntime);
    AssertJUnit.assertNotNull(runtime.getSelector());
    AssertJUnit.assertTrue(runtime.getMetaComplexEvent() instanceof MetaStreamEvent);
}

Example 2 with SingleStreamRuntime

use of io.siddhi.core.query.input.stream.single.SingleStreamRuntime in project siddhi by wso2.

the class QueryParser method parse.

/**
 * Parse a query and return corresponding QueryRuntime.
 *
 * @param query                    query to be parsed.
 * @param siddhiAppContext         associated Siddhi app context.
 * @param streamDefinitionMap      keyvalue containing user given stream definitions.
 * @param tableDefinitionMap       keyvalue containing table definitions.
 * @param windowDefinitionMap      keyvalue containing window definition map.
 * @param aggregationDefinitionMap keyvalue containing aggregation definition map.
 * @param tableMap                 keyvalue containing event tables.
 * @param aggregationMap           keyvalue containing aggrigation runtimes.
 * @param windowMap                keyvalue containing event window map.
 * @param lockSynchronizer         Lock synchronizer for sync the lock across queries.
 * @param queryIndex               query index to identify unknown query by number
 * @param partitioned              is the query partitioned
 * @param partitionId              The ID of the partition
 * @return queryRuntime
 */
public static QueryRuntimeImpl parse(Query query, SiddhiAppContext siddhiAppContext, Map<String, AbstractDefinition> streamDefinitionMap, Map<String, AbstractDefinition> tableDefinitionMap, Map<String, AbstractDefinition> windowDefinitionMap, Map<String, AbstractDefinition> aggregationDefinitionMap, Map<String, Table> tableMap, Map<String, AggregationRuntime> aggregationMap, Map<String, Window> windowMap, LockSynchronizer lockSynchronizer, String queryIndex, boolean partitioned, String partitionId) {
    List<VariableExpressionExecutor> executors = new ArrayList<>();
    QueryRuntimeImpl queryRuntime;
    Element nameElement = null;
    LatencyTracker latencyTracker = null;
    LockWrapper lockWrapper = null;
    try {
        nameElement = AnnotationHelper.getAnnotationElement("info", "name", query.getAnnotations());
        String queryName;
        if (nameElement != null) {
            queryName = nameElement.getValue();
        } else {
            queryName = "query_" + queryIndex;
        }
        SiddhiQueryContext siddhiQueryContext = new SiddhiQueryContext(siddhiAppContext, queryName, partitionId);
        siddhiQueryContext.setPartitioned(partitioned);
        latencyTracker = QueryParserHelper.createLatencyTracker(siddhiAppContext, siddhiQueryContext.getName(), SiddhiConstants.METRIC_INFIX_QUERIES, null);
        siddhiQueryContext.setLatencyTracker(latencyTracker);
        OutputStream.OutputEventType outputEventType = query.getOutputStream().getOutputEventType();
        if (query.getOutputRate() != null && query.getOutputRate() instanceof SnapshotOutputRate) {
            if (outputEventType != OutputStream.OutputEventType.ALL_EVENTS) {
                throw new SiddhiAppCreationException("As query '" + siddhiQueryContext.getName() + "' is performing snapshot rate limiting, it can only insert '" + OutputStream.OutputEventType.ALL_EVENTS + "' but it is inserting '" + outputEventType + "'!", query.getOutputStream().getQueryContextStartIndex(), query.getOutputStream().getQueryContextEndIndex());
            }
        }
        siddhiQueryContext.setOutputEventType(outputEventType);
        boolean outputExpectsExpiredEvents = false;
        if (outputEventType != OutputStream.OutputEventType.CURRENT_EVENTS) {
            outputExpectsExpiredEvents = true;
        }
        StreamRuntime streamRuntime = InputStreamParser.parse(query.getInputStream(), query, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, windowMap, aggregationMap, executors, outputExpectsExpiredEvents, siddhiQueryContext);
        QuerySelector selector;
        if (streamRuntime.getQuerySelector() != null) {
            selector = streamRuntime.getQuerySelector();
        } else {
            selector = SelectorParser.parse(query.getSelector(), query.getOutputStream(), streamRuntime.getMetaComplexEvent(), tableMap, executors, SiddhiConstants.UNKNOWN_STATE, streamRuntime.getProcessingMode(), outputExpectsExpiredEvents, siddhiQueryContext);
        }
        boolean isWindow = query.getInputStream() instanceof JoinInputStream;
        if (!isWindow && query.getInputStream() instanceof SingleInputStream) {
            for (StreamHandler streamHandler : ((SingleInputStream) query.getInputStream()).getStreamHandlers()) {
                if (streamHandler instanceof io.siddhi.query.api.execution.query.input.handler.Window) {
                    isWindow = true;
                    break;
                }
            }
        }
        Element synchronizedElement = AnnotationHelper.getAnnotationElement("synchronized", null, query.getAnnotations());
        if (synchronizedElement != null) {
            if (!("false".equalsIgnoreCase(synchronizedElement.getValue()))) {
                // Query LockWrapper does not need a unique
                lockWrapper = new LockWrapper("");
                // id since it will
                // not be passed to the LockSynchronizer.
                // LockWrapper does not have a default lock
                lockWrapper.setLock(new ReentrantLock());
            }
        } else {
            if (isWindow || !(streamRuntime instanceof SingleStreamRuntime)) {
                if (streamRuntime instanceof JoinStreamRuntime) {
                    // If at least one Window is involved in the join, use the LockWrapper of that window
                    // for the query as well.
                    // If join is between two EventWindows, sync the locks of the LockWrapper of those windows
                    // and use either of them for query.
                    MetaStateEvent metaStateEvent = (MetaStateEvent) streamRuntime.getMetaComplexEvent();
                    MetaStreamEvent[] metaStreamEvents = metaStateEvent.getMetaStreamEvents();
                    if (metaStreamEvents[0].getEventType() == EventType.WINDOW && metaStreamEvents[1].getEventType() == EventType.WINDOW) {
                        LockWrapper leftLockWrapper = windowMap.get(metaStreamEvents[0].getLastInputDefinition().getId()).getLock();
                        LockWrapper rightLockWrapper = windowMap.get(metaStreamEvents[1].getLastInputDefinition().getId()).getLock();
                        if (!leftLockWrapper.equals(rightLockWrapper)) {
                            // Sync the lock across both wrappers
                            lockSynchronizer.sync(leftLockWrapper, rightLockWrapper);
                        }
                        // Can use either leftLockWrapper or rightLockWrapper since both of them will hold the
                        // same lock internally
                        // If either of their lock is updated later, the other lock also will be update by the
                        // LockSynchronizer.
                        lockWrapper = leftLockWrapper;
                    } else if (metaStreamEvents[0].getEventType() == EventType.WINDOW) {
                        // Share the same wrapper as the query lock wrapper
                        lockWrapper = windowMap.get(metaStreamEvents[0].getLastInputDefinition().getId()).getLock();
                    } else if (metaStreamEvents[1].getEventType() == EventType.WINDOW) {
                        // Share the same wrapper as the query lock wrapper
                        lockWrapper = windowMap.get(metaStreamEvents[1].getLastInputDefinition().getId()).getLock();
                    } else {
                        // Join does not contain any Window
                        // Query LockWrapper does not need a unique
                        lockWrapper = new LockWrapper("");
                        // id since
                        // it will not be passed to the LockSynchronizer.
                        // LockWrapper does not have a default lock
                        lockWrapper.setLock(new ReentrantLock());
                    }
                } else {
                    lockWrapper = new LockWrapper("");
                    lockWrapper.setLock(new ReentrantLock());
                }
            }
        }
        OutputRateLimiter outputRateLimiter = OutputParser.constructOutputRateLimiter(query.getOutputStream().getId(), query.getOutputRate(), query.getSelector().getGroupByList().size() != 0, isWindow, siddhiQueryContext);
        if (outputRateLimiter instanceof WrappedSnapshotOutputRateLimiter) {
            selector.setBatchingEnabled(false);
        }
        boolean groupBy = !query.getSelector().getGroupByList().isEmpty();
        OutputCallback outputCallback = OutputParser.constructOutputCallback(query.getOutputStream(), streamRuntime.getMetaComplexEvent().getOutputStreamDefinition(), tableMap, windowMap, !(streamRuntime instanceof SingleStreamRuntime) || groupBy, siddhiQueryContext);
        QueryParserHelper.reduceMetaComplexEvent(streamRuntime.getMetaComplexEvent());
        QueryParserHelper.updateVariablePosition(streamRuntime.getMetaComplexEvent(), executors);
        QueryParserHelper.initStreamRuntime(streamRuntime, streamRuntime.getMetaComplexEvent(), lockWrapper, siddhiQueryContext.getName());
        // Update cache compile selection variable expression executors
        if (streamRuntime instanceof JoinStreamRuntime) {
            streamRuntime.getSingleStreamRuntimes().forEach((singleStreamRuntime -> {
                Processor processorChain = singleStreamRuntime.getProcessorChain();
                if (processorChain instanceof JoinProcessor) {
                    CompiledSelection compiledSelection = ((JoinProcessor) processorChain).getCompiledSelection();
                    if (compiledSelection instanceof AbstractQueryableRecordTable.CompiledSelectionWithCache) {
                        List<VariableExpressionExecutor> variableExpressionExecutors = ((AbstractQueryableRecordTable.CompiledSelectionWithCache) compiledSelection).getVariableExpressionExecutorsForQuerySelector();
                        QueryParserHelper.updateVariablePosition(streamRuntime.getMetaComplexEvent(), variableExpressionExecutors);
                    }
                }
            }));
        }
        selector.setEventPopulator(StateEventPopulatorFactory.constructEventPopulator(streamRuntime.getMetaComplexEvent()));
        queryRuntime = new QueryRuntimeImpl(query, streamRuntime, selector, outputRateLimiter, outputCallback, streamRuntime.getMetaComplexEvent(), siddhiQueryContext);
        if (outputRateLimiter instanceof WrappedSnapshotOutputRateLimiter) {
            selector.setBatchingEnabled(false);
            ((WrappedSnapshotOutputRateLimiter) outputRateLimiter).init(streamRuntime.getMetaComplexEvent().getOutputStreamDefinition().getAttributeList().size(), selector.getAttributeProcessorList(), streamRuntime.getMetaComplexEvent());
        }
        outputRateLimiter.init(lockWrapper, groupBy, siddhiQueryContext);
    } catch (DuplicateDefinitionException e) {
        if (nameElement != null) {
            throw new DuplicateDefinitionException(e.getMessageWithOutContext() + ", when creating query " + nameElement.getValue(), e, e.getQueryContextStartIndex(), e.getQueryContextEndIndex(), siddhiAppContext.getName(), siddhiAppContext.getSiddhiAppString());
        } else {
            throw new DuplicateDefinitionException(e.getMessage(), e, e.getQueryContextStartIndex(), e.getQueryContextEndIndex(), siddhiAppContext.getName(), siddhiAppContext.getSiddhiAppString());
        }
    } catch (Throwable t) {
        ExceptionUtil.populateQueryContext(t, query, siddhiAppContext);
        throw t;
    }
    return queryRuntime;
}

Example 3 with SingleStreamRuntime

use of io.siddhi.core.query.input.stream.single.SingleStreamRuntime in project siddhi by wso2.

the class JoinInputStreamParser method parseInputStream.

public static StreamRuntime parseInputStream(JoinInputStream joinInputStream, Query query, 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, List<VariableExpressionExecutor> executors, boolean outputExpectsExpiredEvents, SiddhiQueryContext siddhiQueryContext) {
    try {
        ProcessStreamReceiver leftProcessStreamReceiver;
        ProcessStreamReceiver rightProcessStreamReceiver;
        MetaStreamEvent leftMetaStreamEvent = new MetaStreamEvent();
        MetaStreamEvent rightMetaStreamEvent = new MetaStreamEvent();
        String leftInputStreamId = ((SingleInputStream) joinInputStream.getLeftInputStream()).getStreamId();
        String rightInputStreamId = ((SingleInputStream) joinInputStream.getRightInputStream()).getStreamId();
        boolean leftOuterJoinProcessor = false;
        boolean rightOuterJoinProcessor = false;
        if (joinInputStream.getAllStreamIds().size() == 2) {
            setEventType(streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, leftMetaStreamEvent, leftInputStreamId);
            setEventType(streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, rightMetaStreamEvent, rightInputStreamId);
            leftProcessStreamReceiver = new ProcessStreamReceiver(leftInputStreamId, siddhiQueryContext);
            rightProcessStreamReceiver = new ProcessStreamReceiver(rightInputStreamId, siddhiQueryContext);
            if ((leftMetaStreamEvent.getEventType() == TABLE || leftMetaStreamEvent.getEventType() == AGGREGATE) && (rightMetaStreamEvent.getEventType() == TABLE || rightMetaStreamEvent.getEventType() == AGGREGATE)) {
                throw new SiddhiAppCreationException("Both inputs of join " + leftInputStreamId + " and " + rightInputStreamId + " are from static sources");
            }
            if (leftMetaStreamEvent.getEventType() != AGGREGATE && rightMetaStreamEvent.getEventType() != AGGREGATE) {
                if (joinInputStream.getPer() != null) {
                    throw new SiddhiAppCreationException("When joining " + leftInputStreamId + " and " + rightInputStreamId + " 'per' cannot be used as neither of them is an aggregation ");
                } else if (joinInputStream.getWithin() != null) {
                    throw new SiddhiAppCreationException("When joining " + leftInputStreamId + " and " + rightInputStreamId + " 'within' cannot be used as neither of them is an aggregation ");
                }
            }
        } else {
            if (windowDefinitionMap.containsKey(joinInputStream.getAllStreamIds().get(0))) {
                leftMetaStreamEvent.setEventType(WINDOW);
                rightMetaStreamEvent.setEventType(WINDOW);
                rightProcessStreamReceiver = new MultiProcessStreamReceiver(joinInputStream.getAllStreamIds().get(0), 1, new Object(), siddhiQueryContext);
                leftProcessStreamReceiver = rightProcessStreamReceiver;
            } else if (streamDefinitionMap.containsKey(joinInputStream.getAllStreamIds().get(0))) {
                rightProcessStreamReceiver = new MultiProcessStreamReceiver(joinInputStream.getAllStreamIds().get(0), 2, new Object(), siddhiQueryContext);
                leftProcessStreamReceiver = rightProcessStreamReceiver;
            } else {
                throw new SiddhiAppCreationException("Input of join is from static source " + leftInputStreamId + " and " + rightInputStreamId);
            }
        }
        SingleStreamRuntime leftStreamRuntime = SingleInputStreamParser.parseInputStream((SingleInputStream) joinInputStream.getLeftInputStream(), executors, streamDefinitionMap, leftMetaStreamEvent.getEventType() != TABLE ? null : tableDefinitionMap, leftMetaStreamEvent.getEventType() != WINDOW ? null : windowDefinitionMap, leftMetaStreamEvent.getEventType() != AGGREGATE ? null : aggregationDefinitionMap, tableMap, leftMetaStreamEvent, leftProcessStreamReceiver, true, outputExpectsExpiredEvents, true, false, siddhiQueryContext);
        for (VariableExpressionExecutor variableExpressionExecutor : executors) {
            variableExpressionExecutor.getPosition()[SiddhiConstants.STREAM_EVENT_CHAIN_INDEX] = 0;
        }
        int size = executors.size();
        SingleStreamRuntime rightStreamRuntime = SingleInputStreamParser.parseInputStream((SingleInputStream) joinInputStream.getRightInputStream(), executors, streamDefinitionMap, rightMetaStreamEvent.getEventType() != TABLE ? null : tableDefinitionMap, rightMetaStreamEvent.getEventType() != WINDOW ? null : windowDefinitionMap, rightMetaStreamEvent.getEventType() != AGGREGATE ? null : aggregationDefinitionMap, tableMap, rightMetaStreamEvent, rightProcessStreamReceiver, true, outputExpectsExpiredEvents, true, false, siddhiQueryContext);
        for (int i = size; i < executors.size(); i++) {
            VariableExpressionExecutor variableExpressionExecutor = executors.get(i);
            variableExpressionExecutor.getPosition()[SiddhiConstants.STREAM_EVENT_CHAIN_INDEX] = 1;
        }
        setStreamRuntimeProcessorChain(leftMetaStreamEvent, leftStreamRuntime, leftInputStreamId, tableMap, windowMap, aggregationMap, executors, outputExpectsExpiredEvents, joinInputStream.getWithin(), joinInputStream.getPer(), query.getSelector().getGroupByList(), siddhiQueryContext, joinInputStream.getLeftInputStream());
        setStreamRuntimeProcessorChain(rightMetaStreamEvent, rightStreamRuntime, rightInputStreamId, tableMap, windowMap, aggregationMap, executors, outputExpectsExpiredEvents, joinInputStream.getWithin(), joinInputStream.getPer(), query.getSelector().getGroupByList(), siddhiQueryContext, joinInputStream.getRightInputStream());
        MetaStateEvent metaStateEvent = new MetaStateEvent(2);
        metaStateEvent.addEvent(leftMetaStreamEvent);
        metaStateEvent.addEvent(rightMetaStreamEvent);
        switch(joinInputStream.getType()) {
            case FULL_OUTER_JOIN:
                leftOuterJoinProcessor = true;
                rightOuterJoinProcessor = true;
                break;
            case RIGHT_OUTER_JOIN:
                rightOuterJoinProcessor = true;
                break;
            case LEFT_OUTER_JOIN:
                leftOuterJoinProcessor = true;
                break;
        }
        JoinProcessor leftPreJoinProcessor = new JoinProcessor(true, true, leftOuterJoinProcessor, 0, siddhiQueryContext.getSiddhiAppContext().getName(), siddhiQueryContext.getName());
        JoinProcessor leftPostJoinProcessor = new JoinProcessor(true, false, leftOuterJoinProcessor, 0, siddhiQueryContext.getSiddhiAppContext().getName(), siddhiQueryContext.getName());
        FindableProcessor leftFindableProcessor = insertJoinProcessorsAndGetFindable(leftPreJoinProcessor, leftPostJoinProcessor, leftStreamRuntime, outputExpectsExpiredEvents, joinInputStream.getLeftInputStream(), siddhiQueryContext);
        JoinProcessor rightPreJoinProcessor = new JoinProcessor(false, true, rightOuterJoinProcessor, 1, siddhiQueryContext.getSiddhiAppContext().getName(), siddhiQueryContext.getName());
        JoinProcessor rightPostJoinProcessor = new JoinProcessor(false, false, rightOuterJoinProcessor, 1, siddhiQueryContext.getSiddhiAppContext().getName(), siddhiQueryContext.getName());
        FindableProcessor rightFindableProcessor = insertJoinProcessorsAndGetFindable(rightPreJoinProcessor, rightPostJoinProcessor, rightStreamRuntime, outputExpectsExpiredEvents, joinInputStream.getRightInputStream(), siddhiQueryContext);
        leftPreJoinProcessor.setFindableProcessor(rightFindableProcessor);
        leftPostJoinProcessor.setFindableProcessor(rightFindableProcessor);
        rightPreJoinProcessor.setFindableProcessor(leftFindableProcessor);
        rightPostJoinProcessor.setFindableProcessor(leftFindableProcessor);
        Expression compareCondition = joinInputStream.getOnCompare();
        if (compareCondition == null) {
            compareCondition = Expression.value(true);
        }
        QuerySelector querySelector = null;
        if (!(rightFindableProcessor instanceof TableWindowProcessor || rightFindableProcessor instanceof AggregateWindowProcessor) && (joinInputStream.getTrigger() != JoinInputStream.EventTrigger.LEFT)) {
            MatchingMetaInfoHolder leftMatchingMetaInfoHolder = MatcherParser.constructMatchingMetaStateHolder(metaStateEvent, 1, leftMetaStreamEvent.getLastInputDefinition(), SiddhiConstants.UNKNOWN_STATE);
            CompiledCondition rightCompiledCondition = leftFindableProcessor.compileCondition(compareCondition, leftMatchingMetaInfoHolder, executors, tableMap, siddhiQueryContext);
            List<Attribute> expectedOutputAttributes = new ArrayList<>();
            CompiledSelection rightCompiledSelection = null;
            if (leftFindableProcessor instanceof TableWindowProcessor && ((TableWindowProcessor) leftFindableProcessor).isOptimisableLookup()) {
                querySelector = SelectorParser.parse(query.getSelector(), query.getOutputStream(), metaStateEvent, tableMap, executors, SiddhiConstants.UNKNOWN_STATE, ProcessingMode.BATCH, outputExpectsExpiredEvents, siddhiQueryContext);
                expectedOutputAttributes = metaStateEvent.getOutputStreamDefinition().getAttributeList();
                try {
                    rightCompiledSelection = ((QueryableProcessor) leftFindableProcessor).compileSelection(query.getSelector(), expectedOutputAttributes, leftMatchingMetaInfoHolder, executors, tableMap, siddhiQueryContext);
                } catch (SiddhiAppCreationException | SiddhiAppValidationException | QueryableRecordTableException e) {
                    if (log.isDebugEnabled()) {
                        log.debug("Performing select clause in databases failed for query: '" + siddhiQueryContext.getName() + "' within Siddhi app '" + siddhiQueryContext.getSiddhiAppContext().getName() + "' hence reverting back to " + "querying only with where clause. Reason for failure: " + e.getMessage(), e);
                    }
                // Nothing to override
                }
            }
            populateJoinProcessors(rightMetaStreamEvent, rightInputStreamId, rightPreJoinProcessor, rightPostJoinProcessor, rightCompiledCondition, rightCompiledSelection, expectedOutputAttributes);
        }
        if (!(leftFindableProcessor instanceof TableWindowProcessor || leftFindableProcessor instanceof AggregateWindowProcessor) && (joinInputStream.getTrigger() != JoinInputStream.EventTrigger.RIGHT)) {
            MatchingMetaInfoHolder rightMatchingMetaInfoHolder = MatcherParser.constructMatchingMetaStateHolder(metaStateEvent, 0, rightMetaStreamEvent.getLastInputDefinition(), SiddhiConstants.UNKNOWN_STATE);
            CompiledCondition leftCompiledCondition = rightFindableProcessor.compileCondition(compareCondition, rightMatchingMetaInfoHolder, executors, tableMap, siddhiQueryContext);
            List<Attribute> expectedOutputAttributes = new ArrayList<>();
            CompiledSelection leftCompiledSelection = null;
            if (rightFindableProcessor instanceof TableWindowProcessor && ((TableWindowProcessor) rightFindableProcessor).isOptimisableLookup()) {
                querySelector = SelectorParser.parse(query.getSelector(), query.getOutputStream(), metaStateEvent, tableMap, executors, SiddhiConstants.UNKNOWN_STATE, ProcessingMode.BATCH, outputExpectsExpiredEvents, siddhiQueryContext);
                expectedOutputAttributes = metaStateEvent.getOutputStreamDefinition().getAttributeList();
                try {
                    leftCompiledSelection = ((QueryableProcessor) rightFindableProcessor).compileSelection(query.getSelector(), expectedOutputAttributes, rightMatchingMetaInfoHolder, executors, tableMap, siddhiQueryContext);
                } catch (SiddhiAppCreationException | SiddhiAppValidationException | QueryableRecordTableException e) {
                    if (log.isDebugEnabled()) {
                        log.debug("Performing select clause in databases failed for query: '" + siddhiQueryContext.getName() + "' within Siddhi app '" + siddhiQueryContext.getSiddhiAppContext().getName() + "' hence reverting back to " + "querying only with where clause. Reason for failure: " + e.getMessage(), e);
                    }
                // Nothing to override
                }
            }
            populateJoinProcessors(leftMetaStreamEvent, leftInputStreamId, leftPreJoinProcessor, leftPostJoinProcessor, leftCompiledCondition, leftCompiledSelection, expectedOutputAttributes);
        }
        JoinStreamRuntime joinStreamRuntime = new JoinStreamRuntime(siddhiQueryContext, metaStateEvent);
        joinStreamRuntime.addRuntime(leftStreamRuntime);
        joinStreamRuntime.addRuntime(rightStreamRuntime);
        joinStreamRuntime.setQuerySelector(querySelector);
        return joinStreamRuntime;
    } catch (Throwable t) {
        ExceptionUtil.populateQueryContext(t, joinInputStream, siddhiQueryContext.getSiddhiAppContext(), siddhiQueryContext);
        throw t;
    }
}

Example 4 with SingleStreamRuntime

use of io.siddhi.core.query.input.stream.single.SingleStreamRuntime in project siddhi by wso2.

the class StateInputStreamParser method parse.

private static InnerStateRuntime parse(StateElement stateElement, Map<String, AbstractDefinition> streamDefinitionMap, Map<String, AbstractDefinition> tableDefinitionMap, Map<String, AbstractDefinition> windowDefinitionMap, Map<String, AbstractDefinition> aggregationDefinitionMap, Map<String, Table> tableMap, MetaStateEvent metaStateEvent, List<VariableExpressionExecutor> variableExpressionExecutors, Map<String, ProcessStreamReceiver> processStreamReceiverMap, StreamPreStateProcessor streamPreStateProcessor, StreamPostStateProcessor streamPostStateProcessor, StateInputStream.Type stateType, boolean multiValue, List<PreStateProcessor> preStateProcessors, boolean isStartState, List<PreStateProcessor> startupPreStateProcessors, SiddhiQueryContext siddhiQueryContext) {
    if (stateElement instanceof StreamStateElement) {
        BasicSingleInputStream basicSingleInputStream = ((StreamStateElement) stateElement).getBasicSingleInputStream();
        SingleStreamRuntime singleStreamRuntime = SingleInputStreamParser.parseInputStream(basicSingleInputStream, variableExpressionExecutors, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, metaStateEvent, processStreamReceiverMap.get(basicSingleInputStream.getUniqueStreamIds().get(0)), false, false, false, multiValue, siddhiQueryContext);
        int stateIndex = metaStateEvent.getStreamEventCount() - 1;
        if (streamPreStateProcessor == null) {
            if (stateElement instanceof AbsentStreamStateElement) {
                AbsentStreamPreStateProcessor absentProcessor = new AbsentStreamPreStateProcessor(stateType, ((AbsentStreamStateElement) stateElement).getWaitingTime().value());
                // Set the scheduler
                startupPreStateProcessors.add(absentProcessor);
                EntryValveProcessor entryValveProcessor = new EntryValveProcessor(siddhiQueryContext.getSiddhiAppContext());
                entryValveProcessor.setToLast(absentProcessor);
                Scheduler scheduler = SchedulerParser.parse(entryValveProcessor, siddhiQueryContext);
                absentProcessor.setScheduler(scheduler);
                // Assign the AbsentStreamPreStateProcessor to streamPreStateProcessor
                streamPreStateProcessor = absentProcessor;
            } else {
                streamPreStateProcessor = new StreamPreStateProcessor(stateType);
            }
            streamPreStateProcessor.init(siddhiQueryContext);
        }
        streamPreStateProcessor.setStateId(stateIndex);
        streamPreStateProcessor.setStartState(isStartState);
        streamPreStateProcessor.setNextProcessor(singleStreamRuntime.getProcessorChain());
        singleStreamRuntime.setProcessorChain(streamPreStateProcessor);
        if (streamPostStateProcessor == null) {
            if (stateElement instanceof AbsentStreamStateElement) {
                streamPostStateProcessor = new AbsentStreamPostStateProcessor();
            } else {
                streamPostStateProcessor = new StreamPostStateProcessor();
            }
        }
        streamPostStateProcessor.setStateId(stateIndex);
        singleStreamRuntime.getProcessorChain().setToLast(streamPostStateProcessor);
        streamPostStateProcessor.setThisStatePreProcessor(streamPreStateProcessor);
        streamPreStateProcessor.setThisStatePostProcessor(streamPostStateProcessor);
        streamPreStateProcessor.setThisLastProcessor(streamPostStateProcessor);
        StreamInnerStateRuntime innerStateRuntime = new StreamInnerStateRuntime(stateType);
        innerStateRuntime.setFirstProcessor(streamPreStateProcessor);
        innerStateRuntime.setLastProcessor(streamPostStateProcessor);
        innerStateRuntime.addStreamRuntime(singleStreamRuntime);
        preStateProcessors.add(streamPreStateProcessor);
        return innerStateRuntime;
    } else if (stateElement instanceof NextStateElement) {
        StateElement currentElement = ((NextStateElement) stateElement).getStateElement();
        InnerStateRuntime currentInnerStateRuntime = parse(currentElement, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, metaStateEvent, variableExpressionExecutors, processStreamReceiverMap, streamPreStateProcessor, streamPostStateProcessor, stateType, multiValue, preStateProcessors, isStartState, startupPreStateProcessors, siddhiQueryContext);
        StateElement nextElement = ((NextStateElement) stateElement).getNextStateElement();
        InnerStateRuntime nextInnerStateRuntime = parse(nextElement, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, metaStateEvent, variableExpressionExecutors, processStreamReceiverMap, streamPreStateProcessor, streamPostStateProcessor, stateType, multiValue, preStateProcessors, false, startupPreStateProcessors, siddhiQueryContext);
        currentInnerStateRuntime.getLastProcessor().setNextStatePreProcessor(nextInnerStateRuntime.getFirstProcessor());
        NextInnerStateRuntime nextStateRuntime = new NextInnerStateRuntime(currentInnerStateRuntime, nextInnerStateRuntime, stateType);
        nextStateRuntime.setFirstProcessor(currentInnerStateRuntime.getFirstProcessor());
        nextStateRuntime.setLastProcessor(nextInnerStateRuntime.getLastProcessor());
        for (SingleStreamRuntime singleStreamRuntime : currentInnerStateRuntime.getSingleStreamRuntimeList()) {
            nextStateRuntime.addStreamRuntime(singleStreamRuntime);
        }
        for (SingleStreamRuntime singleStreamRuntime : nextInnerStateRuntime.getSingleStreamRuntimeList()) {
            nextStateRuntime.addStreamRuntime(singleStreamRuntime);
        }
        return nextStateRuntime;
    } else if (stateElement instanceof EveryStateElement) {
        StateElement currentElement = ((EveryStateElement) stateElement).getStateElement();
        List<PreStateProcessor> withinEveryPreStateProcessors = new ArrayList<>();
        InnerStateRuntime innerStateRuntime = parse(currentElement, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, metaStateEvent, variableExpressionExecutors, processStreamReceiverMap, streamPreStateProcessor, streamPostStateProcessor, stateType, multiValue, withinEveryPreStateProcessors, isStartState, startupPreStateProcessors, siddhiQueryContext);
        EveryInnerStateRuntime everyInnerStateRuntime = new EveryInnerStateRuntime(innerStateRuntime, stateType);
        everyInnerStateRuntime.setFirstProcessor(innerStateRuntime.getFirstProcessor());
        everyInnerStateRuntime.setLastProcessor(innerStateRuntime.getLastProcessor());
        for (SingleStreamRuntime singleStreamRuntime : innerStateRuntime.getSingleStreamRuntimeList()) {
            everyInnerStateRuntime.addStreamRuntime(singleStreamRuntime);
        }
        everyInnerStateRuntime.getLastProcessor().setNextEveryStatePreProcessor(everyInnerStateRuntime.getFirstProcessor());
        for (PreStateProcessor preStateProcessor : withinEveryPreStateProcessors) {
            preStateProcessor.setWithinEveryPreStateProcessor(everyInnerStateRuntime.getFirstProcessor());
        }
        preStateProcessors.addAll(withinEveryPreStateProcessors);
        return everyInnerStateRuntime;
    } else if (stateElement instanceof LogicalStateElement) {
        LogicalStateElement.Type type = ((LogicalStateElement) stateElement).getType();
        LogicalPreStateProcessor logicalPreStateProcessor1;
        if (((LogicalStateElement) stateElement).getStreamStateElement1() instanceof AbsentStreamStateElement) {
            logicalPreStateProcessor1 = new AbsentLogicalPreStateProcessor(type, stateType, ((AbsentStreamStateElement) ((LogicalStateElement) stateElement).getStreamStateElement1()).getWaitingTime());
            // Set the scheduler
            startupPreStateProcessors.add(logicalPreStateProcessor1);
            EntryValveProcessor entryValveProcessor = new EntryValveProcessor(siddhiQueryContext.getSiddhiAppContext());
            entryValveProcessor.setToLast(logicalPreStateProcessor1);
            Scheduler scheduler = SchedulerParser.parse(entryValveProcessor, siddhiQueryContext);
            ((SchedulingProcessor) logicalPreStateProcessor1).setScheduler(scheduler);
        } else {
            logicalPreStateProcessor1 = new LogicalPreStateProcessor(type, stateType);
        }
        logicalPreStateProcessor1.init(siddhiQueryContext);
        LogicalPostStateProcessor logicalPostStateProcessor1;
        if (((LogicalStateElement) stateElement).getStreamStateElement1() instanceof AbsentStreamStateElement) {
            logicalPostStateProcessor1 = new AbsentLogicalPostStateProcessor(type);
        } else {
            logicalPostStateProcessor1 = new LogicalPostStateProcessor(type);
        }
        LogicalPreStateProcessor logicalPreStateProcessor2;
        if (((LogicalStateElement) stateElement).getStreamStateElement2() instanceof AbsentStreamStateElement) {
            logicalPreStateProcessor2 = new AbsentLogicalPreStateProcessor(type, stateType, ((AbsentStreamStateElement) ((LogicalStateElement) stateElement).getStreamStateElement2()).getWaitingTime());
            startupPreStateProcessors.add(logicalPreStateProcessor2);
            EntryValveProcessor entryValveProcessor = new EntryValveProcessor(siddhiQueryContext.getSiddhiAppContext());
            entryValveProcessor.setToLast(logicalPreStateProcessor2);
            Scheduler scheduler = SchedulerParser.parse(entryValveProcessor, siddhiQueryContext);
            ((SchedulingProcessor) logicalPreStateProcessor2).setScheduler(scheduler);
        } else {
            logicalPreStateProcessor2 = new LogicalPreStateProcessor(type, stateType);
        }
        logicalPreStateProcessor2.init(siddhiQueryContext);
        LogicalPostStateProcessor logicalPostStateProcessor2;
        if (((LogicalStateElement) stateElement).getStreamStateElement2() instanceof AbsentStreamStateElement) {
            logicalPostStateProcessor2 = new AbsentLogicalPostStateProcessor(type);
        } else {
            logicalPostStateProcessor2 = new LogicalPostStateProcessor(type);
        }
        logicalPostStateProcessor1.setPartnerPreStateProcessor(logicalPreStateProcessor2);
        logicalPostStateProcessor2.setPartnerPreStateProcessor(logicalPreStateProcessor1);
        logicalPostStateProcessor1.setPartnerPostStateProcessor(logicalPostStateProcessor2);
        logicalPostStateProcessor2.setPartnerPostStateProcessor(logicalPostStateProcessor1);
        logicalPreStateProcessor1.setPartnerStatePreProcessor(logicalPreStateProcessor2);
        logicalPreStateProcessor2.setPartnerStatePreProcessor(logicalPreStateProcessor1);
        StateElement stateElement2 = ((LogicalStateElement) stateElement).getStreamStateElement2();
        InnerStateRuntime innerStateRuntime2 = parse(stateElement2, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, metaStateEvent, variableExpressionExecutors, processStreamReceiverMap, logicalPreStateProcessor2, logicalPostStateProcessor2, stateType, multiValue, preStateProcessors, isStartState, startupPreStateProcessors, siddhiQueryContext);
        StateElement stateElement1 = ((LogicalStateElement) stateElement).getStreamStateElement1();
        InnerStateRuntime innerStateRuntime1 = parse(stateElement1, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, metaStateEvent, variableExpressionExecutors, processStreamReceiverMap, logicalPreStateProcessor1, logicalPostStateProcessor1, stateType, multiValue, preStateProcessors, isStartState, startupPreStateProcessors, siddhiQueryContext);
        LogicalInnerStateRuntime logicalInnerStateRuntime = new LogicalInnerStateRuntime(innerStateRuntime1, innerStateRuntime2, stateType);
        logicalInnerStateRuntime.setFirstProcessor(innerStateRuntime1.getFirstProcessor());
        logicalInnerStateRuntime.setLastProcessor(innerStateRuntime2.getLastProcessor());
        for (SingleStreamRuntime singleStreamRuntime : innerStateRuntime2.getSingleStreamRuntimeList()) {
            logicalInnerStateRuntime.addStreamRuntime(singleStreamRuntime);
        }
        for (SingleStreamRuntime singleStreamRuntime : innerStateRuntime1.getSingleStreamRuntimeList()) {
            logicalInnerStateRuntime.addStreamRuntime(singleStreamRuntime);
        }
        return logicalInnerStateRuntime;
    } else if (stateElement instanceof CountStateElement) {
        int minCount = ((CountStateElement) stateElement).getMinCount();
        int maxCount = ((CountStateElement) stateElement).getMaxCount();
        if (minCount == SiddhiConstants.ANY) {
            minCount = 0;
        }
        if (maxCount == SiddhiConstants.ANY) {
            maxCount = Integer.MAX_VALUE;
        }
        CountPreStateProcessor countPreStateProcessor = new CountPreStateProcessor(minCount, maxCount, stateType);
        countPreStateProcessor.init(siddhiQueryContext);
        CountPostStateProcessor countPostStateProcessor = new CountPostStateProcessor(minCount, maxCount);
        countPreStateProcessor.setCountPostStateProcessor(countPostStateProcessor);
        StateElement currentElement = ((CountStateElement) stateElement).getStreamStateElement();
        InnerStateRuntime innerStateRuntime = parse(currentElement, streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, tableMap, metaStateEvent, variableExpressionExecutors, processStreamReceiverMap, countPreStateProcessor, countPostStateProcessor, stateType, true, preStateProcessors, isStartState, startupPreStateProcessors, siddhiQueryContext);
        return new CountInnerStateRuntime((StreamInnerStateRuntime) innerStateRuntime);
    } else {
        throw new OperationNotSupportedException();
    }
}

Example 5 with SingleStreamRuntime

use of io.siddhi.core.query.input.stream.single.SingleStreamRuntime in project siddhi by wso2.

the class PartitionRuntimeImpl method addPartitionReceiver.

public void addPartitionReceiver(QueryRuntimeImpl queryRuntime, List<VariableExpressionExecutor> executors, MetaStateEvent metaEvent) {
    Query query = queryRuntime.getQuery();
    List<List<PartitionExecutor>> partitionExecutors = new StreamPartitioner(query.getInputStream(), partition, metaEvent, executors, queryRuntime.getSiddhiQueryContext()).getPartitionExecutorLists();
    if (queryRuntime.getStreamRuntime() instanceof SingleStreamRuntime) {
        SingleInputStream singleInputStream = (SingleInputStream) query.getInputStream();
        addPartitionReceiver(singleInputStream.getStreamId(), singleInputStream.isInnerStream(), metaEvent.getMetaStreamEvent(0), partitionExecutors.get(0));
    } else if (queryRuntime.getStreamRuntime() instanceof JoinStreamRuntime) {
        SingleInputStream leftSingleInputStream = (SingleInputStream) ((JoinInputStream) query.getInputStream()).getLeftInputStream();
        addPartitionReceiver(leftSingleInputStream.getStreamId(), leftSingleInputStream.isInnerStream(), metaEvent.getMetaStreamEvent(0), partitionExecutors.get(0));
        SingleInputStream rightSingleInputStream = (SingleInputStream) ((JoinInputStream) query.getInputStream()).getRightInputStream();
        addPartitionReceiver(rightSingleInputStream.getStreamId(), rightSingleInputStream.isInnerStream(), metaEvent.getMetaStreamEvent(1), partitionExecutors.get(1));
    } else if (queryRuntime.getStreamRuntime() instanceof StateStreamRuntime) {
        StateElement stateElement = ((StateInputStream) query.getInputStream()).getStateElement();
        addPartitionReceiverForStateElement(stateElement, metaEvent, partitionExecutors, 0);
    }
}