Search in sources :

Example 1 with LockWrapper

use of io.siddhi.core.util.lock.LockWrapper 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;
}
Also used : DuplicateDefinitionException(io.siddhi.query.api.exception.DuplicateDefinitionException) MetaStateEvent(io.siddhi.core.event.state.MetaStateEvent) AnnotationHelper(io.siddhi.query.api.util.AnnotationHelper) QueryRuntimeImpl(io.siddhi.core.query.QueryRuntimeImpl) OutputCallback(io.siddhi.core.query.output.callback.OutputCallback) SiddhiAppContext(io.siddhi.core.config.SiddhiAppContext) SiddhiAppCreationException(io.siddhi.core.exception.SiddhiAppCreationException) SingleInputStream(io.siddhi.query.api.execution.query.input.stream.SingleInputStream) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) SiddhiConstants(io.siddhi.core.util.SiddhiConstants) CompiledSelection(io.siddhi.core.util.collection.operator.CompiledSelection) QuerySelector(io.siddhi.core.query.selector.QuerySelector) ArrayList(java.util.ArrayList) StreamRuntime(io.siddhi.core.query.input.stream.StreamRuntime) AbstractDefinition(io.siddhi.query.api.definition.AbstractDefinition) Query(io.siddhi.query.api.execution.query.Query) Table(io.siddhi.core.table.Table) LockSynchronizer(io.siddhi.core.util.lock.LockSynchronizer) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) AggregationRuntime(io.siddhi.core.aggregation.AggregationRuntime) Map(java.util.Map) SiddhiQueryContext(io.siddhi.core.config.SiddhiQueryContext) SingleStreamRuntime(io.siddhi.core.query.input.stream.single.SingleStreamRuntime) WrappedSnapshotOutputRateLimiter(io.siddhi.core.query.output.ratelimit.snapshot.WrappedSnapshotOutputRateLimiter) LockWrapper(io.siddhi.core.util.lock.LockWrapper) ReentrantLock(java.util.concurrent.locks.ReentrantLock) QueryRuntime(io.siddhi.core.query.QueryRuntime) LatencyTracker(io.siddhi.core.util.statistics.LatencyTracker) EventType(io.siddhi.core.event.stream.MetaStreamEvent.EventType) OutputRateLimiter(io.siddhi.core.query.output.ratelimit.OutputRateLimiter) ExceptionUtil(io.siddhi.core.util.ExceptionUtil) StateEventPopulatorFactory(io.siddhi.core.event.state.populater.StateEventPopulatorFactory) Element(io.siddhi.query.api.annotation.Element) AbstractQueryableRecordTable(io.siddhi.core.table.record.AbstractQueryableRecordTable) List(java.util.List) JoinStreamRuntime(io.siddhi.core.query.input.stream.join.JoinStreamRuntime) OutputStream(io.siddhi.query.api.execution.query.output.stream.OutputStream) SnapshotOutputRate(io.siddhi.query.api.execution.query.output.ratelimit.SnapshotOutputRate) Processor(io.siddhi.core.query.processor.Processor) Window(io.siddhi.core.window.Window) QueryParserHelper(io.siddhi.core.util.parser.helper.QueryParserHelper) JoinProcessor(io.siddhi.core.query.input.stream.join.JoinProcessor) JoinInputStream(io.siddhi.query.api.execution.query.input.stream.JoinInputStream) StreamHandler(io.siddhi.query.api.execution.query.input.handler.StreamHandler) Processor(io.siddhi.core.query.processor.Processor) JoinProcessor(io.siddhi.core.query.input.stream.join.JoinProcessor) Element(io.siddhi.query.api.annotation.Element) OutputStream(io.siddhi.query.api.execution.query.output.stream.OutputStream) ArrayList(java.util.ArrayList) OutputCallback(io.siddhi.core.query.output.callback.OutputCallback) SiddhiQueryContext(io.siddhi.core.config.SiddhiQueryContext) AbstractQueryableRecordTable(io.siddhi.core.table.record.AbstractQueryableRecordTable) JoinInputStream(io.siddhi.query.api.execution.query.input.stream.JoinInputStream) SingleInputStream(io.siddhi.query.api.execution.query.input.stream.SingleInputStream) WrappedSnapshotOutputRateLimiter(io.siddhi.core.query.output.ratelimit.snapshot.WrappedSnapshotOutputRateLimiter) OutputRateLimiter(io.siddhi.core.query.output.ratelimit.OutputRateLimiter) StreamHandler(io.siddhi.query.api.execution.query.input.handler.StreamHandler) ArrayList(java.util.ArrayList) List(java.util.List) StreamRuntime(io.siddhi.core.query.input.stream.StreamRuntime) SingleStreamRuntime(io.siddhi.core.query.input.stream.single.SingleStreamRuntime) JoinStreamRuntime(io.siddhi.core.query.input.stream.join.JoinStreamRuntime) JoinProcessor(io.siddhi.core.query.input.stream.join.JoinProcessor) Window(io.siddhi.core.window.Window) ReentrantLock(java.util.concurrent.locks.ReentrantLock) DuplicateDefinitionException(io.siddhi.query.api.exception.DuplicateDefinitionException) SiddhiAppCreationException(io.siddhi.core.exception.SiddhiAppCreationException) SingleStreamRuntime(io.siddhi.core.query.input.stream.single.SingleStreamRuntime) JoinStreamRuntime(io.siddhi.core.query.input.stream.join.JoinStreamRuntime) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) QuerySelector(io.siddhi.core.query.selector.QuerySelector) LockWrapper(io.siddhi.core.util.lock.LockWrapper) MetaStateEvent(io.siddhi.core.event.state.MetaStateEvent) SnapshotOutputRate(io.siddhi.query.api.execution.query.output.ratelimit.SnapshotOutputRate) QueryRuntimeImpl(io.siddhi.core.query.QueryRuntimeImpl) CompiledSelection(io.siddhi.core.util.collection.operator.CompiledSelection) LatencyTracker(io.siddhi.core.util.statistics.LatencyTracker) WrappedSnapshotOutputRateLimiter(io.siddhi.core.query.output.ratelimit.snapshot.WrappedSnapshotOutputRateLimiter) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent)

Example 2 with LockWrapper

use of io.siddhi.core.util.lock.LockWrapper in project siddhi by wso2.

the class OnDemandQueryParser method parse.

public static OnDemandQueryRuntime parse(OnDemandQuery onDemandQuery, String onDemandQueryString, SiddhiAppContext siddhiAppContext, Map<String, Table> tableMap, Map<String, Window> windowMap, Map<String, AggregationRuntime> aggregationMap) {
    final LockWrapper lockWrapper = new LockWrapper("OnDemandQueryLock");
    lockWrapper.setLock(new ReentrantLock());
    MetaStreamEvent metaStreamEvent = new MetaStreamEvent();
    int metaPosition = SiddhiConstants.UNKNOWN_STATE;
    String queryName;
    Table table;
    SiddhiQueryContext siddhiQueryContext;
    Expression onCondition;
    SnapshotService.getSkipStateStorageThreadLocal().set(true);
    switch(onDemandQuery.getType()) {
        case FIND:
            Within within = null;
            Expression per = null;
            queryName = "store_select_query_" + onDemandQuery.getInputStore().getStoreId();
            siddhiQueryContext = new SiddhiOnDemandQueryContext(siddhiAppContext, queryName, onDemandQueryString);
            InputStore inputStore = onDemandQuery.getInputStore();
            try {
                onCondition = Expression.value(true);
                metaStreamEvent.setInputReferenceId(inputStore.getStoreReferenceId());
                if (inputStore instanceof AggregationInputStore) {
                    AggregationInputStore aggregationInputStore = (AggregationInputStore) inputStore;
                    if (aggregationMap.get(inputStore.getStoreId()) == null) {
                        throw new OnDemandQueryCreationException("Aggregation \"" + inputStore.getStoreId() + "\" has not been defined");
                    }
                    if (aggregationInputStore.getPer() != null && aggregationInputStore.getWithin() != null) {
                        within = aggregationInputStore.getWithin();
                        per = aggregationInputStore.getPer();
                    } else if (aggregationInputStore.getPer() != null || aggregationInputStore.getWithin() != null) {
                        throw new OnDemandQueryCreationException(inputStore.getStoreId() + " should either have both 'within' and 'per' " + "defined or none.");
                    }
                    if (((AggregationInputStore) inputStore).getOnCondition() != null) {
                        onCondition = ((AggregationInputStore) inputStore).getOnCondition();
                    }
                } else if (inputStore instanceof ConditionInputStore) {
                    if (((ConditionInputStore) inputStore).getOnCondition() != null) {
                        onCondition = ((ConditionInputStore) inputStore).getOnCondition();
                    }
                }
                List<VariableExpressionExecutor> variableExpressionExecutors = new ArrayList<>();
                table = tableMap.get(inputStore.getStoreId());
                if (table != null) {
                    return constructOnDemandQueryRuntime(table, onDemandQuery, tableMap, windowMap, metaPosition, onCondition, metaStreamEvent, variableExpressionExecutors, lockWrapper, siddhiQueryContext);
                } else {
                    AggregationRuntime aggregation = aggregationMap.get(inputStore.getStoreId());
                    if (aggregation != null) {
                        return constructOnDemandQueryRuntime(aggregation, onDemandQuery, tableMap, windowMap, within, per, onCondition, metaStreamEvent, variableExpressionExecutors, lockWrapper, siddhiQueryContext);
                    } else {
                        Window window = windowMap.get(inputStore.getStoreId());
                        if (window != null) {
                            return constructOnDemandQueryRuntime(window, onDemandQuery, tableMap, windowMap, metaPosition, onCondition, metaStreamEvent, variableExpressionExecutors, lockWrapper, siddhiQueryContext);
                        } else {
                            throw new OnDemandQueryCreationException(inputStore.getStoreId() + " is neither a table, aggregation or window");
                        }
                    }
                }
            } finally {
                SnapshotService.getSkipStateStorageThreadLocal().set(null);
            }
        case INSERT:
            InsertIntoStream inserIntoStreamt = (InsertIntoStream) onDemandQuery.getOutputStream();
            queryName = "store_insert_query_" + inserIntoStreamt.getId();
            siddhiQueryContext = new SiddhiOnDemandQueryContext(siddhiAppContext, queryName, onDemandQueryString);
            onCondition = Expression.value(true);
            return getOnDemandQueryRuntime(onDemandQuery, tableMap, windowMap, metaPosition, lockWrapper, metaStreamEvent, inserIntoStreamt, onCondition, siddhiQueryContext);
        case DELETE:
            DeleteStream deleteStream = (DeleteStream) onDemandQuery.getOutputStream();
            queryName = "store_delete_query_" + deleteStream.getId();
            siddhiQueryContext = new SiddhiOnDemandQueryContext(siddhiAppContext, queryName, onDemandQueryString);
            onCondition = deleteStream.getOnDeleteExpression();
            return getOnDemandQueryRuntime(onDemandQuery, tableMap, windowMap, metaPosition, lockWrapper, metaStreamEvent, deleteStream, onCondition, siddhiQueryContext);
        case UPDATE:
            UpdateStream outputStream = (UpdateStream) onDemandQuery.getOutputStream();
            queryName = "store_update_query_" + outputStream.getId();
            siddhiQueryContext = new SiddhiOnDemandQueryContext(siddhiAppContext, queryName, onDemandQueryString);
            onCondition = outputStream.getOnUpdateExpression();
            return getOnDemandQueryRuntime(onDemandQuery, tableMap, windowMap, metaPosition, lockWrapper, metaStreamEvent, outputStream, onCondition, siddhiQueryContext);
        case UPDATE_OR_INSERT:
            UpdateOrInsertStream onDemandQueryOutputStream = (UpdateOrInsertStream) onDemandQuery.getOutputStream();
            queryName = "store_update_or_insert_query_" + onDemandQueryOutputStream.getId();
            siddhiQueryContext = new SiddhiOnDemandQueryContext(siddhiAppContext, queryName, onDemandQueryString);
            onCondition = onDemandQueryOutputStream.getOnUpdateExpression();
            return getOnDemandQueryRuntime(onDemandQuery, tableMap, windowMap, metaPosition, lockWrapper, metaStreamEvent, onDemandQueryOutputStream, onCondition, siddhiQueryContext);
        default:
            return null;
    }
}
Also used : ReentrantLock(java.util.concurrent.locks.ReentrantLock) Window(io.siddhi.core.window.Window) Table(io.siddhi.core.table.Table) AbstractQueryableRecordTable(io.siddhi.core.table.record.AbstractQueryableRecordTable) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) InsertIntoStream(io.siddhi.query.api.execution.query.output.stream.InsertIntoStream) ArrayList(java.util.ArrayList) UpdateStream(io.siddhi.query.api.execution.query.output.stream.UpdateStream) LockWrapper(io.siddhi.core.util.lock.LockWrapper) SiddhiOnDemandQueryContext(io.siddhi.core.config.SiddhiOnDemandQueryContext) OnDemandQueryCreationException(io.siddhi.core.exception.OnDemandQueryCreationException) AggregationInputStore(io.siddhi.query.api.execution.query.input.store.AggregationInputStore) SiddhiQueryContext(io.siddhi.core.config.SiddhiQueryContext) UpdateOrInsertStream(io.siddhi.query.api.execution.query.output.stream.UpdateOrInsertStream) Expression(io.siddhi.query.api.expression.Expression) ConditionInputStore(io.siddhi.query.api.execution.query.input.store.ConditionInputStore) DeleteStream(io.siddhi.query.api.execution.query.output.stream.DeleteStream) Within(io.siddhi.query.api.aggregation.Within) ConditionInputStore(io.siddhi.query.api.execution.query.input.store.ConditionInputStore) AggregationInputStore(io.siddhi.query.api.execution.query.input.store.AggregationInputStore) InputStore(io.siddhi.query.api.execution.query.input.store.InputStore) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) AggregationRuntime(io.siddhi.core.aggregation.AggregationRuntime)

Example 3 with LockWrapper

use of io.siddhi.core.util.lock.LockWrapper 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) METRIC_INFIX_AGGREGATIONS(io.siddhi.core.util.SiddhiConstants.METRIC_INFIX_AGGREGATIONS) IncrementalExecutorsInitialiser(io.siddhi.core.aggregation.IncrementalExecutorsInitialiser) SiddhiQueryContext(io.siddhi.core.config.SiddhiQueryContext) TableDefinition(io.siddhi.query.api.definition.TableDefinition) ProcessingMode(io.siddhi.core.query.processor.ProcessingMode) DBAggregationQueryConfigurationEntry(io.siddhi.core.aggregation.persistedaggregation.config.DBAggregationQueryConfigurationEntry) LockWrapper(io.siddhi.core.util.lock.LockWrapper) SQL_NOT_NULL(io.siddhi.core.util.SiddhiConstants.SQL_NOT_NULL) ComplexEvent(io.siddhi.core.event.ComplexEvent) Set(java.util.Set) ConfigReader(io.siddhi.core.util.config.ConfigReader) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) Element(io.siddhi.query.api.annotation.Element) FunctionExecutorExtensionHolder(io.siddhi.core.util.extension.holder.FunctionExecutorExtensionHolder) MaxAttributeAggregatorExecutor(io.siddhi.core.query.selector.attribute.aggregator.MaxAttributeAggregatorExecutor) Logger(org.apache.logging.log4j.Logger) Window(io.siddhi.core.window.Window) AGG_EXTERNAL_TIMESTAMP_COL(io.siddhi.core.util.SiddhiConstants.AGG_EXTERNAL_TIMESTAMP_COL) INNER_SELECT_QUERY_REF_T3(io.siddhi.core.util.SiddhiConstants.INNER_SELECT_QUERY_REF_T3) StreamHandler(io.siddhi.query.api.execution.query.input.handler.StreamHandler) FUNCTION_NAME_CUD(io.siddhi.core.util.SiddhiConstants.FUNCTION_NAME_CUD) Variable(io.siddhi.query.api.expression.Variable) DBAggregationSelectFunctionTemplate(io.siddhi.core.aggregation.persistedaggregation.config.DBAggregationSelectFunctionTemplate) ArrayList(java.util.ArrayList) StreamRuntime(io.siddhi.core.query.input.stream.StreamRuntime) LinkedHashMap(java.util.LinkedHashMap) StreamProcessorExtensionHolder(io.siddhi.core.util.extension.holder.StreamProcessorExtensionHolder) Extension(io.siddhi.query.api.extension.Extension) ANNOTATION_ELEMENT_IS_READ_ONLY(io.siddhi.core.util.SiddhiConstants.ANNOTATION_ELEMENT_IS_READ_ONLY) DBAggregationQueryUtil(io.siddhi.core.aggregation.persistedaggregation.config.DBAggregationQueryUtil) IncrementalAggregateBaseTimeFunctionExecutor(io.siddhi.core.executor.incremental.IncrementalAggregateBaseTimeFunctionExecutor) ConfigManager(io.siddhi.core.util.config.ConfigManager) SingleStreamRuntime(io.siddhi.core.query.input.stream.single.SingleStreamRuntime) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) PersistedIncrementalExecutor(io.siddhi.core.aggregation.persistedaggregation.PersistedIncrementalExecutor) DBAggregationTimeConversionDurationMapping(io.siddhi.core.aggregation.persistedaggregation.config.DBAggregationTimeConversionDurationMapping) StreamDefinition(io.siddhi.query.api.definition.StreamDefinition) AGG_LAST_TIMESTAMP_COL(io.siddhi.core.util.SiddhiConstants.AGG_LAST_TIMESTAMP_COL) QueuedCudStreamProcessor(io.siddhi.core.aggregation.persistedaggregation.QueuedCudStreamProcessor) PLACEHOLDER_TABLE_NAME(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_TABLE_NAME) IncrementalAttributeAggregator(io.siddhi.core.query.selector.attribute.aggregator.incremental.IncrementalAttributeAggregator) ANNOTATION_PARTITION_BY_ID(io.siddhi.core.util.SiddhiConstants.ANNOTATION_PARTITION_BY_ID) PLACEHOLDER_DURATION(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_DURATION) EQUALS(io.siddhi.core.util.SiddhiConstants.EQUALS) SQL_AND(io.siddhi.core.util.SiddhiConstants.SQL_AND) QueryParserHelper(io.siddhi.core.util.parser.helper.QueryParserHelper) PLACEHOLDER_COLUMN(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_COLUMN) AGG_SHARD_ID_COL(io.siddhi.core.util.SiddhiConstants.AGG_SHARD_ID_COL) Scheduler(io.siddhi.core.util.Scheduler) AggregationDefinition(io.siddhi.query.api.definition.AggregationDefinition) SiddhiAppRuntimeBuilder(io.siddhi.core.util.SiddhiAppRuntimeBuilder) PLACEHOLDER_FROM_CONDITION(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_FROM_CONDITION) SiddhiAppContext(io.siddhi.core.config.SiddhiAppContext) GroupByKeyGenerator(io.siddhi.core.query.selector.GroupByKeyGenerator) PLACEHOLDER_SELECTORS(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_SELECTORS) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) SiddhiConstants(io.siddhi.core.util.SiddhiConstants) SQL_WHERE(io.siddhi.core.util.SiddhiConstants.SQL_WHERE) Annotation(io.siddhi.query.api.annotation.Annotation) IncrementalDataPurger(io.siddhi.core.aggregation.IncrementalDataPurger) StreamEvent(io.siddhi.core.event.stream.StreamEvent) AbstractDefinition(io.siddhi.query.api.definition.AbstractDefinition) PLACEHOLDER_COLUMNS(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_COLUMNS) Table(io.siddhi.core.table.Table) NAMESPACE_RDBMS(io.siddhi.core.util.SiddhiConstants.NAMESPACE_RDBMS) AggregationRuntime(io.siddhi.core.aggregation.AggregationRuntime) StreamEventFactory(io.siddhi.core.event.stream.StreamEventFactory) TimeZone(java.util.TimeZone) AGG_START_TIMESTAMP_COL(io.siddhi.core.util.SiddhiConstants.AGG_START_TIMESTAMP_COL) ExceptionUtil(io.siddhi.core.util.ExceptionUtil) SumAttributeAggregatorExecutor(io.siddhi.core.query.selector.attribute.aggregator.SumAttributeAggregatorExecutor) PLACEHOLDER_ON_CONDITION(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_ON_CONDITION) StreamProcessor(io.siddhi.core.query.processor.stream.StreamProcessor) LinkedBlockingQueue(java.util.concurrent.LinkedBlockingQueue) Collectors(java.util.stream.Collectors) TO_TIMESTAMP(io.siddhi.core.util.SiddhiConstants.TO_TIMESTAMP) List(java.util.List) SQL_SELECT(io.siddhi.core.util.SiddhiConstants.SQL_SELECT) CudStreamProcessorQueueManager(io.siddhi.core.aggregation.persistedaggregation.CudStreamProcessorQueueManager) Processor(io.siddhi.core.query.processor.Processor) ThroughputTracker(io.siddhi.core.util.statistics.ThroughputTracker) PLACEHOLDER_INNER_QUERY_1(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_INNER_QUERY_1) PLACEHOLDER_INNER_QUERY_2(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_INNER_QUERY_2) ANNOTATION_ELEMENT_ENABLE(io.siddhi.core.util.SiddhiConstants.ANNOTATION_ELEMENT_ENABLE) METRIC_TYPE_INSERT(io.siddhi.core.util.SiddhiConstants.METRIC_TYPE_INSERT) Executor(io.siddhi.core.aggregation.Executor) ANNOTATION_PERSISTED_AGGREGATION(io.siddhi.core.util.SiddhiConstants.ANNOTATION_PERSISTED_AGGREGATION) IncrementalExecutor(io.siddhi.core.aggregation.IncrementalExecutor) SiddhiClassLoader(io.siddhi.core.util.SiddhiClassLoader) IncrementalAttributeAggregatorExtensionHolder(io.siddhi.core.util.extension.holder.IncrementalAttributeAggregatorExtensionHolder) HashMap(java.util.HashMap) HashSet(java.util.HashSet) CannotLoadConfigurationException(io.siddhi.core.exception.CannotLoadConfigurationException) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) DBAggregationSelectQueryTemplate(io.siddhi.core.aggregation.persistedaggregation.config.DBAggregationSelectQueryTemplate) EntryValveExecutor(io.siddhi.core.query.input.stream.single.EntryValveExecutor) PLACEHOLDER_CONDITION(io.siddhi.core.util.SiddhiConstants.PLACEHOLDER_CONDITION) StreamFunction(io.siddhi.query.api.execution.query.input.handler.StreamFunction) ReentrantLock(java.util.concurrent.locks.ReentrantLock) LatencyTracker(io.siddhi.core.util.statistics.LatencyTracker) Attribute(io.siddhi.query.api.definition.Attribute) IncrementalAggregationProcessor(io.siddhi.core.aggregation.IncrementalAggregationProcessor) OutputAttribute(io.siddhi.query.api.execution.query.selection.OutputAttribute) SQL_FROM(io.siddhi.core.util.SiddhiConstants.SQL_FROM) FROM_TIMESTAMP(io.siddhi.core.util.SiddhiConstants.FROM_TIMESTAMP) TimePeriod(io.siddhi.query.api.aggregation.TimePeriod) MinAttributeAggregatorExecutor(io.siddhi.core.query.selector.attribute.aggregator.MinAttributeAggregatorExecutor) StringJoiner(java.util.StringJoiner) Comparator(java.util.Comparator) SQL_AS(io.siddhi.core.util.SiddhiConstants.SQL_AS) LogManager(org.apache.logging.log4j.LogManager) LinkedHashMap(java.util.LinkedHashMap) HashMap(java.util.HashMap) ArrayList(java.util.ArrayList) ArrayList(java.util.ArrayList) List(java.util.List) QueryableProcessor(io.siddhi.core.query.processor.stream.window.QueryableProcessor) AggregationRuntime(io.siddhi.core.aggregation.AggregationRuntime) ReentrantLock(java.util.concurrent.locks.ReentrantLock) ThroughputTracker(io.siddhi.core.util.statistics.ThroughputTracker) StreamDefinition(io.siddhi.query.api.definition.StreamDefinition) SiddhiAppCreationException(io.siddhi.core.exception.SiddhiAppCreationException) SingleStreamRuntime(io.siddhi.core.query.input.stream.single.SingleStreamRuntime) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) StreamEventFactory(io.siddhi.core.event.stream.StreamEventFactory) IncrementalAttributeAggregator(io.siddhi.core.query.selector.attribute.aggregator.incremental.IncrementalAttributeAggregator) LatencyTracker(io.siddhi.core.util.statistics.LatencyTracker) StringConstant(io.siddhi.query.api.expression.constant.StringConstant) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) Variable(io.siddhi.query.api.expression.Variable) IncrementalDataPurger(io.siddhi.core.aggregation.IncrementalDataPurger) Attribute(io.siddhi.query.api.definition.Attribute) OutputAttribute(io.siddhi.query.api.execution.query.selection.OutputAttribute) Scheduler(io.siddhi.core.util.Scheduler) Element(io.siddhi.query.api.annotation.Element) GroupByKeyGenerator(io.siddhi.core.query.selector.GroupByKeyGenerator) IncrementalExecutorsInitialiser(io.siddhi.core.aggregation.IncrementalExecutorsInitialiser) PersistedIncrementalExecutor(io.siddhi.core.aggregation.persistedaggregation.PersistedIncrementalExecutor) IncrementalExecutor(io.siddhi.core.aggregation.IncrementalExecutor) OutputAttribute(io.siddhi.query.api.execution.query.selection.OutputAttribute) SiddhiQueryContext(io.siddhi.core.config.SiddhiQueryContext) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) MaxAttributeAggregatorExecutor(io.siddhi.core.query.selector.attribute.aggregator.MaxAttributeAggregatorExecutor) IncrementalAggregateBaseTimeFunctionExecutor(io.siddhi.core.executor.incremental.IncrementalAggregateBaseTimeFunctionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) PersistedIncrementalExecutor(io.siddhi.core.aggregation.persistedaggregation.PersistedIncrementalExecutor) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) SumAttributeAggregatorExecutor(io.siddhi.core.query.selector.attribute.aggregator.SumAttributeAggregatorExecutor) Executor(io.siddhi.core.aggregation.Executor) IncrementalExecutor(io.siddhi.core.aggregation.IncrementalExecutor) EntryValveExecutor(io.siddhi.core.query.input.stream.single.EntryValveExecutor) MinAttributeAggregatorExecutor(io.siddhi.core.query.selector.attribute.aggregator.MinAttributeAggregatorExecutor) StreamRuntime(io.siddhi.core.query.input.stream.StreamRuntime) SingleStreamRuntime(io.siddhi.core.query.input.stream.single.SingleStreamRuntime) IncrementalAggregationProcessor(io.siddhi.core.aggregation.IncrementalAggregationProcessor) Table(io.siddhi.core.table.Table) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) EntryValveExecutor(io.siddhi.core.query.input.stream.single.EntryValveExecutor) AttributeFunction(io.siddhi.query.api.expression.AttributeFunction) LockWrapper(io.siddhi.core.util.lock.LockWrapper) Annotation(io.siddhi.query.api.annotation.Annotation) ConfigManager(io.siddhi.core.util.config.ConfigManager) Expression(io.siddhi.query.api.expression.Expression)

Aggregations

AggregationRuntime (io.siddhi.core.aggregation.AggregationRuntime)3 SiddhiQueryContext (io.siddhi.core.config.SiddhiQueryContext)3 MetaStreamEvent (io.siddhi.core.event.stream.MetaStreamEvent)3 VariableExpressionExecutor (io.siddhi.core.executor.VariableExpressionExecutor)3 Table (io.siddhi.core.table.Table)3 LockWrapper (io.siddhi.core.util.lock.LockWrapper)3 Window (io.siddhi.core.window.Window)3 SiddhiAppContext (io.siddhi.core.config.SiddhiAppContext)2 SiddhiAppCreationException (io.siddhi.core.exception.SiddhiAppCreationException)2 StreamRuntime (io.siddhi.core.query.input.stream.StreamRuntime)2 SingleStreamRuntime (io.siddhi.core.query.input.stream.single.SingleStreamRuntime)2 Expression (io.siddhi.query.api.expression.Expression)2 ArrayList (java.util.ArrayList)2 ReentrantLock (java.util.concurrent.locks.ReentrantLock)2 Executor (io.siddhi.core.aggregation.Executor)1 IncrementalAggregationProcessor (io.siddhi.core.aggregation.IncrementalAggregationProcessor)1 IncrementalDataPurger (io.siddhi.core.aggregation.IncrementalDataPurger)1 IncrementalExecutor (io.siddhi.core.aggregation.IncrementalExecutor)1 IncrementalExecutorsInitialiser (io.siddhi.core.aggregation.IncrementalExecutorsInitialiser)1 CudStreamProcessorQueueManager (io.siddhi.core.aggregation.persistedaggregation.CudStreamProcessorQueueManager)1