Uses of Package
com.espertech.esper.core.service

Packages that use com.espertech.esper.core.service

com.espertech.esper.client.dataflow	Client API for data flows.
com.espertech.esper.client.hook	Callback interfaces for use with statement annotations.
com.espertech.esper.collection	Internal collection classes
com.espertech.esper.core.context.activator	Activation of streams for statement start.
com.espertech.esper.core.context.factory	Statement agent instance factories.
com.espertech.esper.core.context.mgr	Context management.
com.espertech.esper.core.context.subselect	Subselect implementation.
com.espertech.esper.core.context.util	Context partition utility or reference classes.
com.espertech.esper.core.deploy	Module and deployment utility and parser.
com.espertech.esper.core.service	Implementation of client package interfaces, glue code
com.espertech.esper.core.service.resource	Core service statement resource holders.
com.espertech.esper.core.start	Classes related to start and stop of statements
com.espertech.esper.core.thread	This package contains classes to advanced threading options.
com.espertech.esper.dataflow.core	Data flow core classes.
com.espertech.esper.dataflow.interfaces	Data flow operator and related interface.
com.espertech.esper.dataflow.ops	Data flow built-in operators.
com.espertech.esper.dataflow.ops.epl	Data flow built-in operator's helper classes.
com.espertech.esper.epl.core	Contains EPL statement specification classes define the constructs that make up an EPL statement, such as the list of items in the select clause, the insert-into stream name and property names etc.
com.espertech.esper.epl.db	Database SQL polling views and caches
com.espertech.esper.epl.enummethod.dot	Enumeration method utility classes and input data sources.
com.espertech.esper.epl.enummethod.eval	Enumeration method implementations.
com.espertech.esper.epl.expression.core	Core expression classes.
com.espertech.esper.epl.join.base	Join process interfaces and glue code
com.espertech.esper.epl.join.hint	Hints related to joins.
com.espertech.esper.epl.join.plan	Inner join and outer join query planning
com.espertech.esper.epl.lookup	Subquery execution strategies and lookup indexes
com.espertech.esper.epl.metric	Services for metrics reporting, including global flag, repositories and threading.
com.espertech.esper.epl.named	Named window classes are in this package
com.espertech.esper.epl.spec	Contains EPL statement specification classes define the constructs that make up an EPL statement, such as the list of items in the select clause, the insert-into stream name and property names etc.
com.espertech.esper.epl.table.merge	Table on-merge handlers.
com.espertech.esper.epl.table.mgmt	Table-related services and metadata.
com.espertech.esper.epl.table.onaction	Table on-action handlers.
com.espertech.esper.epl.variable	Variable service and variable collections
com.espertech.esper.epl.view	Internal processing views for output rate limiting, filtering and internal event routing
com.espertech.esper.epl.virtualdw	Virtual data window.
com.espertech.esper.event	This package defines the internal event APIs.
com.espertech.esper.filter	Main switchboard filtering and routing of incoming events to interested statements is performed in this package.
com.espertech.esper.metrics.instrumentation	EPL instrumentation helpers.
com.espertech.esper.pattern	Pattern expression tree and pattern state objects, the later resembles pattern expression state for each active pattern instance
com.espertech.esper.pattern.guard	Pattern guards that can define the lifetime of a pattern
com.espertech.esper.pattern.observer	Pattern observer classes the observe timer events
com.espertech.esper.plugin	APIs for plug-in adapter (for input-output) and plug-in event representation (event types and event objects) are in this package.
com.espertech.esper.rowregex	Match-recognize expression tree and state objects.
com.espertech.esper.schedule	Package for timer callback scheduling
com.espertech.esper.view	View infrastructure concerned with view creation and destroy, cloning and hooking views trees into filtering.
com.espertech.esper.view.ext	Extension views that providing services such as sorting, which don't fit much into other categories.
com.espertech.esper.view.internal	Internal management views for buffering view results and providing these to joins.
com.espertech.esper.view.stat	Views computing statistical values.
com.espertech.esper.view.std	Base service views that perform typical SQL-like functions such as unique, grouping, size, last etc.
com.espertech.esper.view.stream	View to event stream relationship service
com.espertech.esper.view.window	Window views are in this package

Classes in com.espertech.esper.core.service used by com.espertech.esper.client.dataflow

EPRuntimeEventSender
For use by EventSender for direct feed of wrapped events for processing.

Classes in com.espertech.esper.core.service used by com.espertech.esper.client.hook

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.collection

StatementAgentInstanceLock

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.context.activator

EPServicesContext
Convenience class to hold implementations for all services.

EPStatementHandleCallback
Statement resource handle and callback for use with FilterService and SchedulingService.

ExprEvaluatorContextStatement
Represents a statement-level-only context for expression evaluation, not allowing for agents instances and result cache.

StatementAgentInstanceLock

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.context.factory

EPServicesContext
Convenience class to hold implementations for all services.

InternalEventRouterDesc

InternalRoutePreprocessView
View for use with pre-processing statement such as "update istream" for indicating previous and current event.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StreamJoinAnalysisResult
Analysis result for joins.

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.context.mgr

EPServicesContext
Convenience class to hold implementations for all services.

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

EPStatementHandleCallback
Statement resource handle and callback for use with FilterService and SchedulingService.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.context.subselect

EPServicesContext
Convenience class to hold implementations for all services.

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.context.util

EPServicesContext
Convenience class to hold implementations for all services.

EPStatementDispatch
Interface for statement-level dispatch.

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

ExpressionResultCacheService
Provides 3 caches on the statement-level:

StatementAgentInstanceFilterVersion
Records minimal statement filter version required for processing.

StatementAgentInstanceLock

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementType
Type of the statement.

UpdateDispatchView
Update dispatch view to indicate statement results to listeners.

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.deploy

EPAdministratorSPI
Administrative SPI.

StatementEventTypeRef
Service for maintaining references between statement name and event type.

StatementIdGenerator

StatementIsolationService
Service for managing statement isolation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.service

ConfiguratorContext

DeliveryConvertor
Converts a row of column selection results into a result for dispatch to a method.

DeliveryConvertorNull
Implementation that does not convert columns.

EngineEnvContext
Implements a JNDI context for providing a directory for engine-external resources such as adapters.

EPAdministratorContext
Context for administrative services.

EPAdministratorIsolatedSPI
Implementation for the admin interface.

EPAdministratorSPI
Administrative SPI.

EPContextPartitionAdminSPI

EPContextPartitionExtract

EPContextPartitionImportable

EPContextPartitionImportResult

EPIsolationUnitServices
Context for all services that provide the isolated runtime.

EPOnDemandPreparedQuerySPI

EPPreparedQueryResult
The result of executing a prepared query.

EPPreparedStatementImpl
Prepared statement implementation that stores the statement object model and a list of substitution parameters, to be mapped into an internal representation upon creation.

EPRuntimeEventSender
For use by EventSender for direct feed of wrapped events for processing.

EPRuntimeIsolatedImpl
Implementation for isolated runtime.

EPRuntimeIsolatedSPI

EPRuntimeSPI
SPI interface of the runtime exposes fire-and-forget, non-continuous query functionality.

EPServiceProviderIsolatedImpl
Implementation of the isolated service provider.

EPServiceProviderIsolatedSPI
SPU for isolated service provider.

EPServiceProviderSPI
A service provider interface that makes available internal engine services.

EPServicesContext
Convenience class to hold implementations for all services.

EPServicesContextFactory
Interface for a factory class to provide services in a services context for an engine instance.

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

EPStatementHandleCallback
Statement resource handle and callback for use with FilterService and SchedulingService.

EPStatementListenerSet
Provides update listeners for use by statement instances, and the management methods around these.

EPStatementSPI
Statement SPI for statements operations for state transitions and internal management.

ExceptionHandlingService

ExpressionResultCacheEntry

ExpressionResultCacheService
Provides 3 caches on the statement-level:

ExpressionResultCacheStackEntry

ExtensionServicesContext
Marker interface for extension services that provide additional engine or statement-level extensions, such as views backed by a write-behind store.

InsertIntoLatchFactory
Class to hold a current latch per statement that uses an insert-into stream (per statement and insert-into stream relationship).

InsertIntoLatchSpin
A spin-locking implementation of a latch for use in guaranteeing delivery between a single event produced by a single statement and consumable by another statement.

InsertIntoLatchWait
A suspend-and-notify implementation of a latch for use in guaranteeing delivery between a single event produced by a single statement and consumable by another statement.

InsertIntoListener

InternalEventRouteDest
Interface for a service that routes events within the engine for further processing.

InternalEventRouter
Interface for a service that routes events within the engine for further processing.

InternalEventRouterDesc

InternalEventRouterEntry
Pre-Processing entry for routing an event internally.

InternalEventRouterImpl
Routing implementation that allows to pre-process events.

InternalRoutePreprocessView
View for use with pre-processing statement such as "update istream" for indicating previous and current event.

ResultDeliveryStrategy
Strategy for use with StatementResultService to dispatch to a statement's subscriber via method invocations.

StatementAgentInstanceLock

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementContextEngineServices

StatementContextFactory
Interface for a factory class that makes statement context specific to a statement.

StatementContextFactoryDefault.AnnotationAnalysisResult
Analysis result of analysing annotations for a statement.

StatementEventTypeRef
Service for maintaining references between statement name and event type.

StatementExtensionSvcContext
Statement-level extension services.

StatementIdGenerator

StatementIdGeneratorFactoryContext
Statement id generator factory context.

StatementIsolationService
Service for managing statement isolation.

StatementLifecycleEvent
Event indicating statement lifecycle management.

StatementLifecycleEvent.LifecycleEventType
Event types.

StatementLifecycleObserver
Observer statement management events.

StatementLifecycleSvc
Handles statement management.

StatementLifecycleSvcImpl.EPStatementDesc
Statement information.

StatementLockFactory
Factory for the managed lock that provides statement resource protection.

StatementMetadata
Statement metadata.

StatementMetadataFactory
Statement metadata factory.

StatementMetadataFactoryContext
Statement metadata factory context.

StatementResultService
Interface for a statement-level service for coordinating the insert/remove stream generation, native deliver to subscribers and the presence/absence of listener or subscribers to a statement.

StatementType
Type of the statement.

StatementVariableRef
Service for maintaining references between statement name and variables.

UpdateDispatchFutureSpin
UpdateDispatchFutureSpin can be added to a dispatch queue that is thread-local.

UpdateDispatchFutureWait
UpdateDispatchFutureWait can be added to a dispatch queue that is thread-local.

UpdateDispatchView
Update dispatch view to indicate statement results to listeners.

UpdateDispatchViewBase
Convenience view for dispatching view updates received from a parent view to update listeners via the dispatch service.

UpdateDispatchViewBlockingSpin
Convenience view for dispatching view updates received from a parent view to update listeners via the dispatch service.

UpdateDispatchViewBlockingWait
Convenience view for dispatching view updates received from a parent view to update listeners via the dispatch service.

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.service.resource

StatementAgentInstanceLock

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.start

EPPreparedQueryResult
The result of executing a prepared query.

EPServicesContext
Convenience class to hold implementations for all services.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.core.thread

EPRuntimeEventSender
For use by EventSender for direct feed of wrapped events for processing.

EPRuntimeImpl
Implements runtime interface.

EPServicesContext
Convenience class to hold implementations for all services.

EPStatementHandleCallback
Statement resource handle and callback for use with FilterService and SchedulingService.

StatementResultServiceImpl
Implements tracking of statement listeners and subscribers for a given statement such as to efficiently dispatch in situations where 0, 1 or more listeners are attached and/or 0 or 1 subscriber (such as iteration-only statement).

Classes in com.espertech.esper.core.service used by com.espertech.esper.dataflow.core

EPServicesContext
Convenience class to hold implementations for all services.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.dataflow.interfaces

EPRuntimeEventSender
For use by EventSender for direct feed of wrapped events for processing.

EPServicesContext
Convenience class to hold implementations for all services.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.dataflow.ops

StatementLifecycleEvent
Event indicating statement lifecycle management.

StatementLifecycleObserver
Observer statement management events.

Classes in com.espertech.esper.core.service used by com.espertech.esper.dataflow.ops.epl

UpdateDispatchView
Update dispatch view to indicate statement results to listeners.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.core

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementEventTypeRef
Service for maintaining references between statement name and event type.

StatementResultService
Interface for a statement-level service for coordinating the insert/remove stream generation, native deliver to subscribers and the presence/absence of listener or subscribers to a statement.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.db

ExtensionServicesContext
Marker interface for extension services that provide additional engine or statement-level extensions, such as views backed by a write-behind store.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.enummethod.dot

ExpressionResultCacheStackEntry

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.enummethod.eval

ExpressionResultCacheStackEntry

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.expression.core

ExpressionResultCacheService
Provides 3 caches on the statement-level:

StatementAgentInstanceLock

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementType
Type of the statement.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.join.base

EPStatementDispatch
Interface for statement-level dispatch.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StreamJoinAnalysisResult
Analysis result for joins.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.join.hint

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.join.plan

StreamJoinAnalysisResult
Analysis result for joins.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.lookup

StatementAgentInstanceLock

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.metric

EPServicesContext
Convenience class to hold implementations for all services.

StatementLifecycleEvent
Event indicating statement lifecycle management.

StatementLifecycleObserver
Observer statement management events.

StatementResultListener
Interface for statement result callbacks.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.named

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

ExceptionHandlingService

InternalEventRouteDest
Interface for a service that routes events within the engine for further processing.

InternalEventRouter
Interface for a service that routes events within the engine for further processing.

StatementAgentInstanceLock

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementResultService
Interface for a statement-level service for coordinating the insert/remove stream generation, native deliver to subscribers and the presence/absence of listener or subscribers to a statement.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.spec

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.table.merge

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

InternalEventRouteDest
Interface for a service that routes events within the engine for further processing.

InternalEventRouter
Interface for a service that routes events within the engine for further processing.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.table.mgmt

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.table.onaction

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

InternalEventRouteDest
Interface for a service that routes events within the engine for further processing.

InternalEventRouter
Interface for a service that routes events within the engine for further processing.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementResultService
Interface for a statement-level service for coordinating the insert/remove stream generation, native deliver to subscribers and the presence/absence of listener or subscribers to a statement.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.variable

StatementExtensionSvcContext
Statement-level extension services.

StatementResultService
Interface for a statement-level service for coordinating the insert/remove stream generation, native deliver to subscribers and the presence/absence of listener or subscribers to a statement.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.view

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

InternalEventRouter
Interface for a service that routes events within the engine for further processing.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementResultService
Interface for a statement-level service for coordinating the insert/remove stream generation, native deliver to subscribers and the presence/absence of listener or subscribers to a statement.

UpdateDispatchView
Update dispatch view to indicate statement results to listeners.

Classes in com.espertech.esper.core.service used by com.espertech.esper.epl.virtualdw

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.event

EPRuntimeEventSender
For use by EventSender for direct feed of wrapped events for processing.

Classes in com.espertech.esper.core.service used by com.espertech.esper.filter

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.metrics.instrumentation

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

InternalEventRouterEntry
Pre-Processing entry for routing an event internally.

Classes in com.espertech.esper.core.service used by com.espertech.esper.pattern

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

EPStatementHandleCallback
Statement resource handle and callback for use with FilterService and SchedulingService.

ExceptionHandlingService

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementExtensionSvcContext
Statement-level extension services.

Classes in com.espertech.esper.core.service used by com.espertech.esper.pattern.guard

ExtensionServicesContext
Marker interface for extension services that provide additional engine or statement-level extensions, such as views backed by a write-behind store.

Classes in com.espertech.esper.core.service used by com.espertech.esper.pattern.observer

EPStatementHandleCallback
Statement resource handle and callback for use with FilterService and SchedulingService.

ExtensionServicesContext
Marker interface for extension services that provide additional engine or statement-level extensions, such as views backed by a write-behind store.

Classes in com.espertech.esper.core.service used by com.espertech.esper.plugin

EPRuntimeEventSender
For use by EventSender for direct feed of wrapped events for processing.

Classes in com.espertech.esper.core.service used by com.espertech.esper.rowregex

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.schedule

ExtensionServicesContext
Marker interface for extension services that provide additional engine or statement-level extensions, such as views backed by a write-behind store.

Classes in com.espertech.esper.core.service used by com.espertech.esper.view

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

StatementExtensionSvcContext
Statement-level extension services.

Classes in com.espertech.esper.core.service used by com.espertech.esper.view.ext

EPStatementHandleCallback
Statement resource handle and callback for use with FilterService and SchedulingService.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.view.internal

EPStatementDispatch
Interface for statement-level dispatch.

EPStatementHandle
Class exists once per statement and hold statement resource lock(s).

InternalEventRouter
Interface for a service that routes events within the engine for further processing.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.view.stat

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.view.std

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.

Classes in com.espertech.esper.core.service used by com.espertech.esper.view.stream

StatementAgentInstanceLock

Classes in com.espertech.esper.core.service used by com.espertech.esper.view.window

EPStatementHandleCallback
Statement resource handle and callback for use with FilterService and SchedulingService.

StatementContext
Contains handles to the implementation of the the scheduling service for use in view evaluation.