Package org.eclipse.persistence.platform.database.events

Interface DatabaseEventListener

All Known Subinterfaces:
DescriptorBasedDatabaseEventListener
All Known Implementing Classes:
OracleChangeNotificationListener
public interface DatabaseEventListener
PUBLIC: Defines the API for integration with a database event notification service. This allows the EclipseLink cache to be invalidated by database change events. This is used to support Oracle DCN (Database Change event Notification), but could also be used by triggers or other services.
See Also:
Author:
James Sutherland

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    initialize(ClassDescriptor descriptor, org.eclipse.persistence.internal.sessions.AbstractSession session)
    Initialize the descriptor to receive database change events.
    void
    register(Session session)
    Register for database change events and invalidate the session's cache.
    void
    remove(Session session)
    Remove registration from database change events.

  • Method Details

    • register

      void register(Session session)
      Register for database change events and invalidate the session's cache. This is called on session login.

    • remove

      void remove(Session session)
      Remove registration from database change events. This is called on session logout.

    • initialize

      void initialize(ClassDescriptor descriptor, org.eclipse.persistence.internal.sessions.AbstractSession session)
      Initialize the descriptor to receive database change events. This is called when the descriptor is initialized.