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Example 61 with StreamDefinition

use of io.siddhi.query.api.definition.StreamDefinition in project siddhi by wso2.

the class PartitionTestCase1 method testPartitionQuery5.

@Test
public void testPartitionQuery5() throws InterruptedException {
    log.info("Partition test5");
    final SiddhiManager siddhiManager = new SiddhiManager();
    SiddhiApp siddhiApp = new SiddhiApp("plan5");
    StreamDefinition streamDefinition = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.FLOAT).attribute("volume", Attribute.Type.INT);
    StreamDefinition streamDefinition1 = StreamDefinition.id("cseEventStream1").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.FLOAT).attribute("volume", Attribute.Type.INT);
    StreamDefinition streamDefinition2 = StreamDefinition.id("StockStream").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.FLOAT).attribute("volume", Attribute.Type.INT);
    siddhiApp.defineStream(streamDefinition);
    siddhiApp.defineStream(streamDefinition1);
    siddhiApp.defineStream(streamDefinition2);
    Partition partition = Partition.partition().with("cseEventStream", Expression.variable("symbol"));
    Query query = Query.query();
    query.from(InputStream.stream("cseEventStream")).annotation(Annotation.annotation("info").element("name", "query"));
    query.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")).select("volume", Expression.variable("volume")));
    query.insertIntoInner("StockStream");
    Query query1 = Query.query();
    query1.from(InputStream.innerStream("StockStream")).annotation(Annotation.annotation("info").element("name", "query1"));
    query1.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")).select("volume", Expression.variable("volume")));
    query1.insertInto("OutStockStream");
    // //////////////////////////////////partition-2/////////////////
    Partition partition1 = Partition.partition().with("cseEventStream1", Expression.variable("symbol"));
    Query query2 = Query.query();
    query2.from(InputStream.stream("cseEventStream1")).annotation(Annotation.annotation("info").element("name", "query2"));
    query2.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")).select("volume", Expression.variable("volume")));
    query2.insertIntoInner("StockStream");
    Query query3 = Query.query();
    query3.from(InputStream.innerStream("StockStream")).annotation(Annotation.annotation("info").element("name", "query3"));
    query3.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")).select("volume", Expression.variable("volume")));
    query3.insertInto("OutStockStream");
    Query query4 = Query.query();
    query4.from(InputStream.stream("StockStream")).annotation(Annotation.annotation("info").element("name", "query4"));
    query4.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")).select("volume", Expression.variable("volume")));
    query4.insertInto("OutStockStream");
    Query query5 = Query.query();
    query5.from(InputStream.innerStream("StockStream")).annotation(Annotation.annotation("info").element("name", "query5"));
    query5.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")).select("volume", Expression.variable("volume")));
    query5.insertInto("StockStream");
    partition.addQuery(query);
    partition.addQuery(query1);
    partition.addQuery(query5);
    partition1.addQuery(query2);
    partition1.addQuery(query3);
    siddhiApp.addPartition(partition);
    siddhiApp.addPartition(partition1);
    siddhiApp.addQuery(query4);
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("StockStream", new StreamCallback() {

        @Override
        public void receive(Event[] events) {
            stockStreamEventCount = stockStreamEventCount + events.length;
        }
    });
    siddhiAppRuntime.addCallback("OutStockStream", new StreamCallback() {

        @Override
        public void receive(Event[] events) {
            EventPrinter.print(events);
            synchronized (siddhiManager) {
                count.addAndGet(events.length);
                eventArrived = true;
            }
        }
    });
    InputHandler inputHandler = siddhiAppRuntime.getInputHandler("cseEventStream");
    InputHandler inputHandler2 = siddhiAppRuntime.getInputHandler("cseEventStream1");
    InputHandler inputHandler3 = siddhiAppRuntime.getInputHandler("StockStream");
    siddhiAppRuntime.start();
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    inputHandler.send(new Object[] { "WSO2", 75.6f, 100 });
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    inputHandler.send(new Object[] { "ORACLE", 75.6f, 100 });
    inputHandler2.send(new Object[] { "IBM1", 75.6f, 100 });
    inputHandler2.send(new Object[] { "WSO21", 75.6f, 100 });
    inputHandler2.send(new Object[] { "IBM1", 75.6f, 100 });
    inputHandler2.send(new Object[] { "ORACLE1", 75.6f, 100 });
    inputHandler3.send(new Object[] { "ABC", 75.6f, 100 });
    inputHandler3.send(new Object[] { "DEF", 75.6f, 100 });
    inputHandler3.send(new Object[] { "KLM", 75.6f, 100 });
    inputHandler3.send(new Object[] { "ABC", 75.6f, 100 });
    SiddhiTestHelper.waitForEvents(100, 16, count, 60000);
    AssertJUnit.assertEquals(16, count.get());
    Thread.sleep(100);
    AssertJUnit.assertEquals(8, stockStreamEventCount);
    siddhiAppRuntime.shutdown();
}
Also used : Partition(io.siddhi.query.api.execution.partition.Partition) InputHandler(io.siddhi.core.stream.input.InputHandler) SiddhiApp(io.siddhi.query.api.SiddhiApp) StreamDefinition(io.siddhi.query.api.definition.StreamDefinition) Query(io.siddhi.query.api.execution.query.Query) SiddhiAppRuntime(io.siddhi.core.SiddhiAppRuntime) Event(io.siddhi.core.event.Event) SiddhiManager(io.siddhi.core.SiddhiManager) StreamCallback(io.siddhi.core.stream.output.StreamCallback) Test(org.testng.annotations.Test)

Example 62 with StreamDefinition

use of io.siddhi.query.api.definition.StreamDefinition in project siddhi by wso2.

the class PartitionTestCase1 method testPartitionQuery47.

@Test(expectedExceptions = SiddhiAppValidationException.class)
public void testPartitionQuery47() {
    log.info("Partition test47");
    SiddhiApp siddhiApp = new SiddhiApp("plan47");
    StreamDefinition streamDefinition = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.FLOAT).attribute("volume", Attribute.Type.INT);
    siddhiApp.defineStream(streamDefinition);
    FunctionDefinition functionDefinition = new FunctionDefinition();
    siddhiApp.defineFunction(functionDefinition.id(null));
}
Also used : SiddhiApp(io.siddhi.query.api.SiddhiApp) StreamDefinition(io.siddhi.query.api.definition.StreamDefinition) FunctionDefinition(io.siddhi.query.api.definition.FunctionDefinition) Test(org.testng.annotations.Test)

Example 63 with StreamDefinition

use of io.siddhi.query.api.definition.StreamDefinition in project siddhi by wso2.

the class PartitionTestCase1 method testPartitionQuery44.

@Test
public void testPartitionQuery44() throws InterruptedException {
    log.info("Partition test44");
    SiddhiManager siddhiManager = new SiddhiManager();
    SiddhiApp siddhiApp = new SiddhiApp("plan44");
    StreamDefinition streamDefinition = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.FLOAT).attribute("volume", Attribute.Type.INT);
    siddhiApp.defineStream(streamDefinition);
    Partition partition = Partition.partition().with("cseEventStream", Expression.variable("symbol"));
    Query query = Query.query();
    query.from(InputStream.stream("e1", "cseEventStream"));
    query.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")).select("volume", Expression.variable("volume")));
    query.insertIntoInner("StockStream");
    Query query1 = Query.query();
    query1.from(InputStream.innerStream("e2", "StockStream"));
    query1.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.variable("price")).select("volume", Expression.variable("volume")));
    query1.insertInto("OutStockStream");
    partition.addQuery(query);
    partition.addQuery(query1);
    siddhiApp.addPartition(partition);
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("OutStockStream", new StreamCallback() {

        @Override
        public void receive(Event[] events) {
            EventPrinter.print(events);
            count.addAndGet(events.length);
            eventArrived = true;
        }
    });
    InputHandler inputHandler = siddhiAppRuntime.getInputHandler("cseEventStream");
    siddhiAppRuntime.start();
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    inputHandler.send(new Object[] { "WSO2", 75.6f, 100 });
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    inputHandler.send(new Object[] { "ORACLE", 75.6f, 100 });
    SiddhiTestHelper.waitForEvents(100, 4, count, 60000);
    siddhiAppRuntime.shutdown();
    AssertJUnit.assertEquals(4, count.get());
}
Also used : Partition(io.siddhi.query.api.execution.partition.Partition) InputHandler(io.siddhi.core.stream.input.InputHandler) SiddhiApp(io.siddhi.query.api.SiddhiApp) StreamDefinition(io.siddhi.query.api.definition.StreamDefinition) Query(io.siddhi.query.api.execution.query.Query) SiddhiAppRuntime(io.siddhi.core.SiddhiAppRuntime) Event(io.siddhi.core.event.Event) SiddhiManager(io.siddhi.core.SiddhiManager) StreamCallback(io.siddhi.core.stream.output.StreamCallback) Test(org.testng.annotations.Test)

Example 64 with StreamDefinition

use of io.siddhi.query.api.definition.StreamDefinition 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;
    }
}
Also used : AnnotationHelper(io.siddhi.query.api.util.AnnotationHelper) Arrays(java.util.Arrays) PersistedAggregationResultsProcessor(io.siddhi.core.aggregation.persistedaggregation.config.PersistedAggregationResultsProcessor) StringConstant(io.siddhi.query.api.expression.constant.StringConstant) METRIC_TYPE_FIND(io.siddhi.core.util.SiddhiConstants.METRIC_TYPE_FIND) SiddhiAppCreationException(io.siddhi.core.exception.SiddhiAppCreationException) SiddhiContext(io.siddhi.core.config.SiddhiContext) AttributeFunction(io.siddhi.query.api.expression.AttributeFunction) QueryableProcessor(io.siddhi.core.query.processor.stream.window.QueryableProcessor) Expression(io.siddhi.query.api.expression.Expression) SUB_SELECT_QUERY_REF_T2(io.siddhi.core.util.SiddhiConstants.SUB_SELECT_QUERY_REF_T2) SUB_SELECT_QUERY_REF_T1(io.siddhi.core.util.SiddhiConstants.SUB_SELECT_QUERY_REF_T1) AbstractStreamProcessor(io.siddhi.core.query.processor.stream.AbstractStreamProcessor) Map(java.util.Map) 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Expression(io.siddhi.query.api.expression.Expression)

Example 65 with StreamDefinition

use of io.siddhi.query.api.definition.StreamDefinition in project siddhi by wso2.

the class FunctionTestCase method functionTest1.

// Coalesce
@Test
public void functionTest1() throws InterruptedException {
    log.info("function test 1");
    SiddhiManager siddhiManager = new SiddhiManager();
    StreamDefinition cseEventStream = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute.Type.STRING).attribute("price1", Attribute.Type.FLOAT).attribute("price2", Attribute.Type.FLOAT);
    Query query = new Query();
    query.from(InputStream.stream("cseEventStream"));
    query.annotation(Annotation.annotation("info").element("name", "query1"));
    query.select(Selector.selector().select("symbol", Expression.variable("symbol")).select("price", Expression.function("coalesce", Expression.variable("price1"), Expression.variable("price2"))));
    query.insertInto("StockQuote");
    SiddhiApp siddhiApp = new SiddhiApp("ep1");
    siddhiApp.defineStream(cseEventStream);
    siddhiApp.addQuery(query);
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", new QueryCallback() {

        @Override
        public void receive(long timestamp, Event[] inEvents, Event[] removeEvents) {
            EventPrinter.print(timestamp, inEvents, removeEvents);
            eventArrived = true;
            for (Event inEvent : inEvents) {
                count++;
                if (count == 1) {
                    AssertJUnit.assertEquals(55.6f, inEvent.getData()[1]);
                } else if (count == 2) {
                    AssertJUnit.assertEquals(65.7f, inEvent.getData()[1]);
                } else if (count == 3) {
                    AssertJUnit.assertEquals(23.6f, inEvent.getData()[1]);
                } else if (count == 4) {
                    AssertJUnit.assertEquals(34.6f, inEvent.getData()[1]);
                } else if (count == 5) {
                    AssertJUnit.assertNull(inEvent.getData()[1]);
                }
            }
        }
    });
    InputHandler inputHandler = siddhiAppRuntime.getInputHandler("cseEventStream");
    siddhiAppRuntime.start();
    inputHandler.send(new Object[] { "IBM", 55.6f, 70.6f });
    inputHandler.send(new Object[] { "WSO2", 65.7f, 12.8f });
    inputHandler.send(new Object[] { "WSO2", 23.6f, null });
    inputHandler.send(new Object[] { "WSO2", null, 34.6f });
    inputHandler.send(new Object[] { "WSO2", null, null });
    Thread.sleep(100);
    AssertJUnit.assertTrue(eventArrived);
    siddhiAppRuntime.shutdown();
}
Also used : InputHandler(io.siddhi.core.stream.input.InputHandler) SiddhiApp(io.siddhi.query.api.SiddhiApp) StreamDefinition(io.siddhi.query.api.definition.StreamDefinition) Query(io.siddhi.query.api.execution.query.Query) SiddhiAppRuntime(io.siddhi.core.SiddhiAppRuntime) Event(io.siddhi.core.event.Event) SiddhiManager(io.siddhi.core.SiddhiManager) QueryCallback(io.siddhi.core.query.output.callback.QueryCallback) Test(org.testng.annotations.Test)

Aggregations

StreamDefinition (io.siddhi.query.api.definition.StreamDefinition)134 Test (org.testng.annotations.Test)116 SiddhiApp (io.siddhi.query.api.SiddhiApp)88 Event (io.siddhi.core.event.Event)86 Query (io.siddhi.query.api.execution.query.Query)85 SiddhiAppRuntime (io.siddhi.core.SiddhiAppRuntime)84 SiddhiManager (io.siddhi.core.SiddhiManager)84 InputHandler (io.siddhi.core.stream.input.InputHandler)81 QueryCallback (io.siddhi.core.query.output.callback.QueryCallback)75 Attribute (io.siddhi.query.api.definition.Attribute)12 StreamCallback (io.siddhi.core.stream.output.StreamCallback)10 MetaStreamEvent (io.siddhi.core.event.stream.MetaStreamEvent)9 StreamEvent (io.siddhi.core.event.stream.StreamEvent)8 Partition (io.siddhi.query.api.execution.partition.Partition)7 MetaStateEvent (io.siddhi.core.event.state.MetaStateEvent)5 OutputAttribute (io.siddhi.query.api.execution.query.selection.OutputAttribute)5 StreamEventFactory (io.siddhi.core.event.stream.StreamEventFactory)4 SiddhiAppCreationException (io.siddhi.core.exception.SiddhiAppCreationException)4 VariableExpressionExecutor (io.siddhi.core.executor.VariableExpressionExecutor)4 SelectiveStreamEventConverter (io.siddhi.core.event.stream.converter.SelectiveStreamEventConverter)3