Package com.espertech.esper.core.service

Implementation of client package interfaces, glue code

See:
Description

Interface Summary

Configurator
DeliveryConvertor	Converts a row of column selection results into a result for dispatch to a method.
EPAdministratorIsolatedSPI	Implementation for the admin interface.
EPAdministratorSPI	Administrative SPI.
EPContextPartitionAdminSPI
EPOnDemandPreparedQuerySPI
EPRuntimeEventSender	For use by EventSender for direct feed of wrapped events for processing.
EPRuntimeIsolatedSPI
EPRuntimeSPI	SPI interface of the runtime exposes fire-and-forget, non-continuous query functionality.
EPServiceProviderIsolatedSPI	SPU for isolated service provider.
EPServiceProviderSPI	A service provider interface that makes available internal engine services.
EPServicesContextFactory	Interface for a factory class to provide services in a services context for an engine instance.
EPStatementDispatch	Interface for statement-level dispatch.
EPStatementSPI	Statement SPI for statements operations for state transitions and internal management.
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.
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.
ResultDeliveryStrategy	Strategy for use with StatementResultService to dispatch to a statement's subscriber via method invocations.
StatementAgentInstanceLock
StatementContextFactory	Interface for a factory class that makes statement context specific to a statement.
StatementEventTypeRef	Service for maintaining references between statement name and event type.
StatementExtensionSvcContext	Statement-level extension services.
StatementIdGenerator
StatementIdGeneratorFactory	Statement id generator factory.
StatementIsolationService	Service for managing statement isolation.
StatementLifecycleObserver	Observer statement management events.
StatementLifecycleSvc	Handles statement management.
StatementLockFactory	Factory for the managed lock that provides statement resource protection.
StatementMetadataFactory	Statement metadata factory.
StatementResultListener	Interface for statement result callbacks.
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.
StatementVariableRef	Service for maintaining references between statement name and variables.
UpdateDispatchView	Update dispatch view to indicate statement results to listeners.

Class Summary

ConfigurationOperationsImpl	Provides runtime engine configuration operations.
ConfiguratorContext
DeliveryConvertorMap	Converts column results into a Map of key-value pairs.
DeliveryConvertorNull	Implementation that does not convert columns.
DeliveryConvertorObjectArr	Implementation of a convertor for column results that renders the result as an object array itself.
DeliveryConvertorWidener	Implementation of a convertor for column results that renders the result as an object array itself.
EngineEnvContext	Implements a JNDI context for providing a directory for engine-external resources such as adapters.
EPAdministratorContext	Context for administrative services.
EPAdministratorHelper	Helper class for administrative interface.
EPAdministratorImpl	Implementation for the admin interface.
EPAdministratorIsolatedImpl	Implementation for the admin interface.
EPContextPartitionAdminImpl
EPContextPartitionAdminImpl.CPImportCallback
EPContextPartitionAdminImpl.CPSelectorById
EPContextPartitionExtract
EPContextPartitionImportable
EPContextPartitionImportResult
EPIsolationUnitServices	Context for all services that provide the isolated runtime.
EPPreparedQueryImpl	Provides prepared query functionality.
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.
EPQueryResultImpl	Query result.
EPRuntimeImpl	Implements runtime interface.
EPRuntimeIsolatedImpl	Implementation for isolated runtime.
EPServiceProviderImpl	Service provider encapsulates the engine's services for runtime and administration interfaces.
EPServiceProviderIsolatedImpl	Implementation of the isolated service provider.
EPServicesContext	Convenience class to hold implementations for all services.
EPServicesContextFactoryDefault	Factory for services context.
EPStatementHandle	Class exists once per statement and hold statement resource lock(s).
EPStatementHandleCallback	Statement resource handle and callback for use with FilterService and SchedulingService.
EPStatementImpl	Statement implementation for EPL statements.
EPStatementListenerSet	Provides update listeners for use by statement instances, and the management methods around these.
EPStatementObjectModelHelper	Helper methods for use by the statement object model.
ExceptionHandlingService
ExpressionResultCacheEntry<R,T>
ExpressionResultCacheServiceAgentInstance
ExpressionResultCacheServiceThreadlocal
ExprEvaluatorContextStatement	Represents a statement-level-only context for expression evaluation, not allowing for agents instances and result cache.
ExprEvaluatorContextWTableAccess
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.
InternalEventRouterDesc
InternalEventRouterEntry	Pre-Processing entry for routing an event internally.
InternalEventRouterImpl	Routing implementation that allows to pre-process events.
InternalEventRouterPreprocessor	Interface for a service that routes events within the engine for further processing.
InternalRoutePreprocessView	View for use with pre-processing statement such as "update istream" for indicating previous and current event.
NamedWindowSelectedProps	Selected properties for a create-window expression in the model-after syntax.
PatternListenerDispatch	Dispatchable for dispatching events to update listeners.
ResultDeliveryStrategyFactory	Factory for creating a dispatch strategy based on the subscriber object and the columns produced by a select-clause.
ResultDeliveryStrategyImpl	A result delivery strategy that uses a matching "update" method and optional start, end, and updateRStream methods, to deliver column-wise to parameters of the update method.
ResultDeliveryStrategyMap	A result delivery strategy that uses an "update" method that accepts a pair of map array.
ResultDeliveryStrategyObjectArr	A result delivery strategy that uses an "update" method that accepts a pair of object array array.
ResultDeliveryStrategyTypeArr	A result delivery strategy that uses an "update" method that accepts a underlying array for use in wildcard selection.
SchedulingServiceAudit
StatementAgentInstanceFilterVersion	Records minimal statement filter version required for processing.
StatementAgentInstanceRWLockImpl	Simple read-write lock based on ReentrantReadWriteLock that associates a name with the lock and traces read/write locking and unlocking.
StatementContext	Contains handles to the implementation of the the scheduling service for use in view evaluation.
StatementContextEngineServices
StatementContextFactoryDefault	Default implementation for making a statement-specific context class.
StatementContextFactoryDefault.AnnotationAnalysisResult	Analysis result of analysing annotations for a statement.
StatementContextFactoryUtil
StatementEventDispatcherUnthreaded	Dispatcher for statement lifecycle events to service provider statement state listeners.
StatementEventTypeRefImpl	Service for holding references between statements and their event type use.
StatementIdGeneratorFactoryContext	Statement id generator factory context.
StatementIsolationServiceImpl	Service to maintain currently active isoalted service providers for an engine.
StatementLifecycleEvent	Event indicating statement lifecycle management.
StatementLifecycleSvcImpl	Provides statement lifecycle services.
StatementLifecycleSvcImpl.EPStatementDesc	Statement information.
StatementLifecycleSvcUtil
StatementLockFactoryImpl	Provides statement-level locks.
StatementMetadata	Statement metadata.
StatementMetadataFactoryContext	Statement metadata factory context.
StatementMetadataFactoryDefault	Statement metadata.
StatementNoLockImpl	A Statement-lock implementation that doesn't lock.
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).
StatementVariableRefImpl	Service for holding references between statements and their variable use.
StreamJoinAnalysisResult	Analysis result for joins.
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.
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.
UpdateDispatchViewNonBlocking	Convenience view for dispatching view updates received from a parent view to update listeners via the dispatch service.

Enum Summary

StatementLifecycleEvent.LifecycleEventType	Event types.
StatementType	Type of the statement.

Package com.espertech.esper.core.service Description

Implementation of client package interfaces, glue code