Uses of Interface
io.siddhi.core.query.processor.Processor

Packages that use Processor

Package	Description
io.siddhi.core.aggregation
io.siddhi.core.aggregation.persistedaggregation
io.siddhi.core.aggregation.persistedaggregation.config
io.siddhi.core.query.input
io.siddhi.core.query.input.stream
io.siddhi.core.query.input.stream.join
io.siddhi.core.query.input.stream.single
io.siddhi.core.query.input.stream.state
io.siddhi.core.query.input.stream.state.runtime
io.siddhi.core.query.processor
io.siddhi.core.query.processor.filter
io.siddhi.core.query.processor.stream
io.siddhi.core.query.processor.stream.function
io.siddhi.core.query.processor.stream.window
io.siddhi.core.query.selector
io.siddhi.core.util.parser

Uses of Processor in io.siddhi.core.aggregation

Classes in io.siddhi.core.aggregation that implement Processor

Modifier and Type	Class	Description
class	IncrementalAggregationProcessor	Incremental Aggregation Processor to consume events to Incremental Aggregators.

Methods in io.siddhi.core.aggregation that return Processor

Modifier and Type	Method	Description
Processor	IncrementalAggregationProcessor.getNextProcessor()

Methods in io.siddhi.core.aggregation with parameters of type Processor

Modifier and Type	Method	Description
void	IncrementalAggregationProcessor.setNextProcessor(Processor processor)
void	IncrementalAggregationProcessor.setToLast(Processor processor)

Uses of Processor in io.siddhi.core.aggregation.persistedaggregation

Methods in io.siddhi.core.aggregation.persistedaggregation that return Processor

Modifier and Type	Method	Description
Processor	QueuedCudStreamProcessor.getCudStreamProcessor()

Methods in io.siddhi.core.aggregation.persistedaggregation with parameters of type Processor

Modifier and Type	Method	Description
void	QueuedCudStreamProcessor.setCudStreamProcessor(Processor cudStreamProcessor)

Constructors in io.siddhi.core.aggregation.persistedaggregation with parameters of type Processor

Constructor	Description
PersistedIncrementalExecutor(String aggregatorName, io.siddhi.query.api.aggregation.TimePeriod.Duration duration, List<ExpressionExecutor> processExpressionExecutors, Executor child, SiddhiQueryContext siddhiQueryContext, MetaStreamEvent metaStreamEvent, String timeZone, Processor cudStreamProcessor, LinkedBlockingQueue<QueuedCudStreamProcessor> cudStreamProcessorQueue)
QueuedCudStreamProcessor(Processor cudStreamProcessor, StreamEvent streamEvent, long startTimeOfNewAggregates, long emittedTime, String timeZone, io.siddhi.query.api.aggregation.TimePeriod.Duration duration)

Uses of Processor in io.siddhi.core.aggregation.persistedaggregation.config

Classes in io.siddhi.core.aggregation.persistedaggregation.config that implement Processor

Modifier and Type	Class	Description
class	PersistedAggregationResultsProcessor	Processor implementation to read the results after executing the aggregation query

Methods in io.siddhi.core.aggregation.persistedaggregation.config that return Processor

Modifier and Type	Method	Description
Processor	PersistedAggregationResultsProcessor.getNextProcessor()

Methods in io.siddhi.core.aggregation.persistedaggregation.config with parameters of type Processor

Modifier and Type	Method	Description
void	PersistedAggregationResultsProcessor.setNextProcessor(Processor processor)
void	PersistedAggregationResultsProcessor.setToLast(Processor processor)

Uses of Processor in io.siddhi.core.query.input

Fields in io.siddhi.core.query.input declared as Processor

Modifier and Type	Field	Description
protected Processor	ProcessStreamReceiver.next
protected Processor[]	MultiProcessStreamReceiver.nextProcessors

Methods in io.siddhi.core.query.input with parameters of type Processor

Modifier and Type	Method	Description
void	MultiProcessStreamReceiver.setNext(Processor nextProcessor)
void	ProcessStreamReceiver.setNext(Processor next)
void	SingleProcessStreamReceiver.setNext(Processor next)
void	StateMultiProcessStreamReceiver.setNext(Processor next)

Uses of Processor in io.siddhi.core.query.input.stream

Methods in io.siddhi.core.query.input.stream with parameters of type Processor

Modifier and Type	Method	Description
void	StreamRuntime.setCommonProcessor(Processor commonProcessor)

Uses of Processor in io.siddhi.core.query.input.stream.join

Classes in io.siddhi.core.query.input.stream.join that implement Processor

Modifier and Type	Class	Description
class	JoinProcessor	Created on 12/8/14.

Methods in io.siddhi.core.query.input.stream.join that return Processor

Modifier and Type	Method	Description
Processor	JoinProcessor.getNextProcessor()	Get next processor element in the processor chain.

Methods in io.siddhi.core.query.input.stream.join with parameters of type Processor

Modifier and Type	Method	Description
void	JoinStreamRuntime.setCommonProcessor(Processor commonProcessor)
void	JoinProcessor.setNextProcessor(Processor processor)	Set next processor element in processor chain.
void	JoinProcessor.setToLast(Processor processor)	Set as the last element of the processor chain.

Uses of Processor in io.siddhi.core.query.input.stream.single

Classes in io.siddhi.core.query.input.stream.single that implement Processor

Modifier and Type	Class	Description
class	EntryValveProcessor	Entry Valve Siddhi processor chain.

Methods in io.siddhi.core.query.input.stream.single that return Processor

Modifier and Type	Method	Description
Processor	EntryValveProcessor.getNextProcessor()	Get next processor element in the processor chain.
Processor	SingleStreamRuntime.getProcessorChain()

Methods in io.siddhi.core.query.input.stream.single with parameters of type Processor

Modifier and Type	Method	Description
void	SingleStreamRuntime.setCommonProcessor(Processor commonProcessor)
void	EntryValveProcessor.setNextProcessor(Processor processor)	Set next processor element in processor chain
void	SingleStreamRuntime.setProcessorChain(Processor processorChain)
void	EntryValveProcessor.setToLast(Processor processor)	Set as the last element of the processor chain

Constructors in io.siddhi.core.query.input.stream.single with parameters of type Processor

Constructor	Description
SingleStreamRuntime(ProcessStreamReceiver processStreamReceiver, Processor processorChain, ProcessingMode overallProcessingMode, MetaComplexEvent metaComplexEvent)

Uses of Processor in io.siddhi.core.query.input.stream.state

Subinterfaces of Processor in io.siddhi.core.query.input.stream.state

Modifier and Type	Interface	Description
interface	AbsentPreStateProcessor	PreStateProcessor of events not received by Siddhi.
interface	PostStateProcessor	Created on 12/17/14.
interface	PreStateProcessor	Created on 12/17/14.

Classes in io.siddhi.core.query.input.stream.state that implement Processor

Modifier and Type	Class	Description
class	AbsentLogicalPostStateProcessor	Post-state processor of not logical operator.
class	AbsentLogicalPreStateProcessor	Logical not processor.
class	AbsentStreamPostStateProcessor	PostStateProcessor to handle not pattern state processors.
class	AbsentStreamPreStateProcessor	Pre processor of not operator.
class	CountPostStateProcessor	Created on 1/6/15.
class	CountPreStateProcessor	Created on 1/6/15.
class	LogicalPostStateProcessor	Created on 12/28/14.
class	LogicalPreStateProcessor	Logical and & or processor.
class	StreamPostStateProcessor	Created on 12/17/14.
class	StreamPreStateProcessor	The processor the gets executes before checking state conditions.

Fields in io.siddhi.core.query.input.stream.state declared as Processor

Modifier and Type	Field	Description
protected Processor	StreamPostStateProcessor.nextProcessor
protected Processor	StreamPreStateProcessor.nextProcessor

Methods in io.siddhi.core.query.input.stream.state that return Processor

Modifier and Type	Method	Description
Processor	StreamPostStateProcessor.getNextProcessor()	Get next processor element in the processor chain.
Processor	StreamPreStateProcessor.getNextProcessor()	Get next processor element in the processor chain.

Methods in io.siddhi.core.query.input.stream.state with parameters of type Processor

Modifier and Type	Method	Description
void	StateStreamRuntime.setCommonProcessor(Processor commonProcessor)
void	LogicalPostStateProcessor.setNextProcessor(Processor nextProcessor)	Set next processor element in processor chain
void	StreamPostStateProcessor.setNextProcessor(Processor nextProcessor)	Set next processor element in processor chain
void	StreamPreStateProcessor.setNextProcessor(Processor processor)	Set next processor element in processor chain
void	LogicalPostStateProcessor.setToLast(Processor processor)	Set as the last element of the processor chain
void	StreamPostStateProcessor.setToLast(Processor processor)	Set as the last element of the processor chain
void	StreamPreStateProcessor.setToLast(Processor processor)	Set as the last element of the processor chain

Uses of Processor in io.siddhi.core.query.input.stream.state.runtime

Methods in io.siddhi.core.query.input.stream.state.runtime with parameters of type Processor

Modifier and Type	Method	Description
void	EveryInnerStateRuntime.setQuerySelector(Processor commonProcessor)
void	InnerStateRuntime.setQuerySelector(Processor commonProcessor)
void	LogicalInnerStateRuntime.setQuerySelector(Processor commonProcessor)
void	NextInnerStateRuntime.setQuerySelector(Processor commonProcessor)
void	StreamInnerStateRuntime.setQuerySelector(Processor commonProcessor)

Uses of Processor in io.siddhi.core.query.processor

Subinterfaces of Processor in io.siddhi.core.query.processor

Modifier and Type	Interface	Description
interface	SchedulingProcessor	Parent interface for Processors which need access to Siddhi Scheduler

Methods in io.siddhi.core.query.processor that return Processor

Modifier and Type	Method	Description
Processor	Processor.getNextProcessor()	Get next processor element in the processor chain.

Methods in io.siddhi.core.query.processor with parameters of type Processor

Modifier and Type	Method	Description
void	Processor.setNextProcessor(Processor processor)	Set next processor element in processor chain
void	Processor.setToLast(Processor processor)	Set as the last element of the processor chain

Uses of Processor in io.siddhi.core.query.processor.filter

Classes in io.siddhi.core.query.processor.filter that implement Processor

Modifier and Type	Class	Description
class	FilterProcessor	Implementation of Processor which handles Filter expressions in Siddhi.

Fields in io.siddhi.core.query.processor.filter declared as Processor

Modifier and Type	Field	Description
protected Processor	FilterProcessor.next

Methods in io.siddhi.core.query.processor.filter that return Processor

Modifier and Type	Method	Description
Processor	FilterProcessor.getNextProcessor()

Methods in io.siddhi.core.query.processor.filter with parameters of type Processor

Modifier and Type	Method	Description
void	FilterProcessor.setNextProcessor(Processor processor)
void	FilterProcessor.setToLast(Processor processor)

Uses of Processor in io.siddhi.core.query.processor.stream

Classes in io.siddhi.core.query.processor.stream that implement Processor

Modifier and Type	Class	Description
class	AbstractStreamProcessor<S extends State>	Abstract implementation of Processor intended to be used by any Stream Processors.
class	LogStreamProcessor	Input attributes to log is (priority (String), log.message (String), is.event.logged (Bool))
class	StreamProcessor<S extends State>	For Siddhi extensions, extend this class to use the functionality of AbstractStreamProcessor.

Fields in io.siddhi.core.query.processor.stream declared as Processor

Modifier and Type	Field	Description
protected Processor	AbstractStreamProcessor.nextProcessor

Methods in io.siddhi.core.query.processor.stream that return Processor

Modifier and Type	Method	Description
Processor	AbstractStreamProcessor.getNextProcessor()

Methods in io.siddhi.core.query.processor.stream with parameters of type Processor

Modifier and Type	Method	Description
protected void	LogStreamProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, State state)
protected abstract void	StreamProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, S state)	The main processing method that will be called upon event arrival
protected abstract void	AbstractStreamProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, S state)	The main processing method that will be called upon event arrival
protected void	StreamProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, S state)
void	AbstractStreamProcessor.setNextProcessor(Processor processor)
void	AbstractStreamProcessor.setToLast(Processor processor)

Uses of Processor in io.siddhi.core.query.processor.stream.function

Classes in io.siddhi.core.query.processor.stream.function that implement Processor

Modifier and Type	Class	Description
class	Pol2CartStreamFunctionProcessor	Created on 1/26/15.
class	StreamFunctionProcessor<S extends State>	Stream Processor to handle Stream Functions.

Methods in io.siddhi.core.query.processor.stream.function with parameters of type Processor

Modifier and Type	Method	Description
protected void	StreamFunctionProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, S state)

Uses of Processor in io.siddhi.core.query.processor.stream.window

Classes in io.siddhi.core.query.processor.stream.window that implement Processor

Modifier and Type	Class	Description
class	AggregateWindowProcessor	This is the WindowProcessor intended to be used with aggregate join queries.
class	BatchingFindableWindowProcessor<S extends State>	Window to process events as batches while supporting event search
class	BatchingWindowProcessor<S extends State>	Performs event processing in a tumbling manner
class	BatchWindowProcessor	Implementation of WindowProcessor which represent a Batch Window that aggregate batch of incoming events together.
class	CronWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on a cron expression.
class	DelayWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on delay time.
class	EmptyWindowProcessor	Implementation of WindowProcessor which represent a Batch Window operating based on pre-defined length 0.
class	ExpressionBatchWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on a expression.
class	ExpressionWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on a expression.
class	ExternalTimeBatchWindowProcessor	Implementation of WindowProcessor which represent a Batch Window operating based on external time.
class	ExternalTimeWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on external time.
class	FrequentWindowProcessor	Deprecated.
class	GroupingFindableWindowProcessor<S extends State>	Window that process event processing as a group while supporting event search
class	GroupingWindowProcessor<S extends State>	Performs event processing with key based event groups
class	HopingWindowProcessor<S extends State>	Performs event processing in a hopping manner
class	LengthBatchWindowProcessor	Implementation of WindowProcessor which represent a Batch Window operating based on pre-defined length.
class	LengthWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on a pre-defined length.
class	LossyFrequentWindowProcessor	Deprecated.
class	SessionWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on a session.
class	SlidingFindableWindowProcessor<S extends State>	Performs event processing in a sliding manner while supporting event search
class	SlidingWindowProcessor<S extends State>	Performs event processing in a sliding manner
class	SortWindowProcessor	Sample Query: from inputStream#window.sort(5, attribute1, "asc", attribute2, "desc") select attribute1, attribute2 insert into outputStream;
class	TableWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on Table.
class	TimeBatchWindowProcessor	Implementation of WindowProcessor which represent a Batch Window operating based on time.
class	TimeLengthWindowProcessor	Implementation of WindowProcessor which represent a Window operating based on pre-defined length.
class	TimeWindowProcessor	Implementation of WindowProcessor which represent a Window operating based time.
class	WindowProcessor<S extends State>	Abstract parent implementation of Processor to represent Windows.
class	WindowWindowProcessor	This is the WindowProcessor intended to be used with window join queries.

Methods in io.siddhi.core.query.processor.stream.window with parameters of type Processor

Modifier and Type	Method	Description
protected void	AggregateWindowProcessor.process(ComplexEventChunk streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, State state)
protected abstract void	BatchingWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, S state)	The main processing method that will be called upon event arrival
protected void	BatchWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.BatchWindowProcessor.WindowState state)
protected void	CronWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.CronWindowProcessor.WindowState state)
protected void	DelayWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.TimeWindowProcessor.WindowState windowState)
protected void	EmptyWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.EmptyWindowProcessor.WindowState state)
protected void	ExpressionBatchWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.ExpressionBatchWindowProcessor.WindowState state)
protected void	ExpressionWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.ExpressionWindowProcessor.WindowState state)
protected void	ExternalTimeBatchWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.ExternalTimeBatchWindowProcessor.WindowState state)	Here an assumption is taken: Parameter: timestamp: The time which the window determines as current time and will act upon, the value of this parameter should be monotonically increasing.
protected void	ExternalTimeWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.ExternalTimeWindowProcessor.WindowState state)
protected void	FrequentWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.FrequentWindowProcessor.WindowState state)	Deprecated.
protected void	LengthBatchWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.LengthBatchWindowProcessor.WindowState state)
protected void	LengthWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.LengthWindowProcessor.WindowState state)
protected void	LossyFrequentWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.LossyFrequentWindowProcessor.WindowState state)	Deprecated.
protected abstract void	SlidingWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, S state)	The main processing method that will be called upon event arrival
protected void	SortWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.SortWindowProcessor.WindowState state)
protected void	TableWindowProcessor.process(ComplexEventChunk streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, State state)
protected void	TimeBatchWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.TimeBatchWindowProcessor.WindowState state)
protected void	TimeLengthWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.TimeLengthWindowProcessor.WindowState state)
protected void	TimeWindowProcessor.process(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, io.siddhi.core.query.processor.stream.window.TimeWindowProcessor.WindowState state)
protected void	BatchingWindowProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, S state)
protected void	GroupingWindowProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, S state)
protected abstract void	GroupingWindowProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, GroupingWindowProcessor.GroupingKeyPopulator groupingKeyPopulater, S state)	The main processing method that will be called upon event arrival
protected void	HopingWindowProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, S state)
protected abstract void	HopingWindowProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, HopingWindowProcessor.HopingTimestampPopulator hopingTimestampPopulator)	The main processing method that will be called upon event arrival
protected void	SessionWindowProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, GroupingWindowProcessor.GroupingKeyPopulator groupingKeyPopulater, io.siddhi.core.query.processor.stream.window.SessionWindowProcessor.WindowState state)
protected void	SlidingWindowProcessor.processEventChunk(ComplexEventChunk<StreamEvent> streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, S state)
protected void	WindowWindowProcessor.processEventChunk(ComplexEventChunk streamEventChunk, Processor nextProcessor, StreamEventCloner streamEventCloner, ComplexEventPopulater complexEventPopulater, State state)

Uses of Processor in io.siddhi.core.query.selector

Classes in io.siddhi.core.query.selector that implement Processor

Modifier and Type	Class	Description
class	QuerySelector	Processor implementation representing selector portion of the Siddhi query.

Methods in io.siddhi.core.query.selector that return Processor

Modifier and Type	Method	Description
Processor	QuerySelector.getNextProcessor()

Methods in io.siddhi.core.query.selector with parameters of type Processor

Modifier and Type	Method	Description
void	QuerySelector.setNextProcessor(Processor processor)
void	QuerySelector.setToLast(Processor processor)

Uses of Processor in io.siddhi.core.util.parser

Methods in io.siddhi.core.util.parser that return Processor

Modifier and Type	Method	Description
static Processor	SingleInputStreamParser.generateProcessor(io.siddhi.query.api.execution.query.input.handler.StreamHandler streamHandler, MetaComplexEvent metaEvent, List<VariableExpressionExecutor> variableExpressionExecutors, Map<String,Table> tableMap, boolean supportsBatchProcessing, boolean outputExpectsExpiredEvents, boolean findToBeExecuted, SiddhiQueryContext siddhiQueryContext)