Module org.eclipse.persistence.core

Package org.eclipse.persistence.annotations

Annotation Interface OptimisticLocking

@Target(TYPE)
@Retention(RUNTIME)
public @interface OptimisticLocking

The OptimisticLocking annotation is used to specify the type of optimistic locking EclipseLink should use when updating or deleting entities.

An optimistic-locking specification is supported on an Entity or MappedSuperclass annotation.

Since:

Oracle TopLink 11.1.1.0.0

See Also:

• OptimisticLockingType

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element	Description
boolean	cascade	Specify where the optimistic locking policy should cascade lock.
Column[]	selectedColumns	For an optimistic locking policy of type OptimisticLockingType.SELECTED_COLUMNS, this annotation member becomes a (Required) field.
OptimisticLockingType	type	The type of optimistic locking policy to use.

Element Details

type

OptimisticLockingType type

The type of optimistic locking policy to use.

Default:

VERSION_COLUMN

selectedColumns

Column[] selectedColumns

For an optimistic locking policy of type OptimisticLockingType.SELECTED_COLUMNS, this annotation member becomes a (Required) field.

Default:

{}

cascade

boolean cascade

Specify where the optimistic locking policy should cascade lock.

Currently only supported with OptimisticLockingType.VERSION_COLUMN locking.

Default:

false