org.eclipse.persistence.queries

Interface FetchGroupTracker

public interface FetchGroupTracker

Purpose: The fetch group tracker interface provides a set of APIs which the domain object must implement, in order to take advantage of the EclipseLink fetch group performance enhancement feature.

See Also:

FetchGroup

Author:

King Wang

Since:

TopLink 10.1.3

Method Summary

Modifier and Type	Method and Description
FetchGroup	_persistence_getFetchGroup() Return the fetch group being tracked
Session	_persistence_getSession() Return the session for the object.
boolean	_persistence_isAttributeFetched(java.lang.String attribute) Return true if the attribute is in the fetch group being tracked.
void	_persistence_resetFetchGroup() Reset all attributes of the tracked object to the unfetched state with initial default values.
void	_persistence_setFetchGroup(FetchGroup group) Set a fetch group to be tracked.
void	_persistence_setSession(Session session) Set true if the fetch group attributes should be refreshed
void	_persistence_setShouldRefreshFetchGroup(boolean shouldRefreshFetchGroup) Set true if the fetch group attributes should be refreshed.
boolean	_persistence_shouldRefreshFetchGroup() Return true if the fetch group attributes should be refreshed.

Method Detail

_persistence_getFetchGroup

FetchGroup _persistence_getFetchGroup()

Return the fetch group being tracked

_persistence_setFetchGroup

void _persistence_setFetchGroup(FetchGroup group)

Set a fetch group to be tracked.

_persistence_isAttributeFetched

boolean _persistence_isAttributeFetched(java.lang.String attribute)

Return true if the attribute is in the fetch group being tracked.

_persistence_resetFetchGroup

void _persistence_resetFetchGroup()

Reset all attributes of the tracked object to the unfetched state with initial default values.

_persistence_shouldRefreshFetchGroup

boolean _persistence_shouldRefreshFetchGroup()

Return true if the fetch group attributes should be refreshed.

_persistence_setShouldRefreshFetchGroup

void _persistence_setShouldRefreshFetchGroup(boolean shouldRefreshFetchGroup)

Set true if the fetch group attributes should be refreshed.

_persistence_getSession

Session _persistence_getSession()

Return the session for the object.

_persistence_setSession

void _persistence_setSession(Session session)

Set true if the fetch group attributes should be refreshed