Oracle Fusion Middleware Java API Reference for Oracle TopLink
11g Release 1 (11.1.1)

B32476-03

Package oracle.toplink.descriptors

Interface Summary
DescriptorEventListener Purpose: Used to support Java event listener event model on descriptors.
WrapperPolicy Purpose: The wrapper policy can be used to wrap all objects read from the database in another object.
 

Class Summary
AllFieldsLockingPolicy Purpose: An implementation of the OptimisticLockingPolicy interface.
ChangedFieldsLockingPolicy Purpose: An implementation of the OptimisticLockingPolicy interface.
ClassDescriptor Purpose: Abstract descriptor class for defining persistence information on a class.
ClassExtractor Purpose: Abstract class to allow complex inheritance support.
CMPPolicy Description: Place holder for CMP specific information.
DescriptorEvent Purpose: Encapsulate the information provided with descriptor events.
DescriptorEventAdapter Purpose: Provides an empty implementation of DescriptorEventListener.
DescriptorEventManager Purpose: The event manager allows for a descriptor to specify that an object should be notified when a TopLink event occurs.
DescriptorQueryManager Purpose: The query manager allows for the database opperations that TopLink performs to be customized by the application.
FetchGroupManager Purpose: The fetch group manager controls the named fetch groups defined at the descriptor level.
FieldsLockingPolicy Purpose: An abstract superclass of some implementations of the OptimisticLockingPolicy interface.
InheritancePolicy Purpose: Allows customization of an object's inheritance.
InterfacePolicy Purpose: Allows for a descriptor's implemented interfaces to be configured.
MethodClassExtractor Purpose: Used to allow complex inheritance support.
PessimisticLockingPolicy Description: This policy is used to configure bean level pessimistic locking feautre.
RelationalDescriptor Purpose: TopLink has been designed to take advantage of the similarities between relational databases and objects while accommodating for their differences, providing an object oriented wrapper for relational databases.
ReturningPolicy Purpose: Allows for INSERT or UPDATE operations to return values back into the object being written.
SelectedFieldsLockingPolicy Purpose: An implementation of the OptimisticLockingPolicy interface.
TimestampLockingPolicy Purpose: Used to allow a single version timestamp to be used for optimistic locking.
VersionLockingPolicy Purpose: Used to allow a single version number to be used for optimistic locking.
 


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