Package org.apache.cayenne.map

Interface EntitySorter

All Known Implementing Classes:

AshwoodEntitySorter, WeightedAshwoodEntitySorter

public interface EntitySorter

Defines API for sorting of Cayenne entities based on their mutual dependencies.

Since:

1.1

Method Summary

Modifier and Type	Method	Description
Comparator<DbEntity>	getDbEntityComparator()
Comparator<ObjEntity>	getObjEntityComparator()
boolean	isReflexive(DbEntity entity)
void	reindex()	Rebuilds the internal index off the current state of the sorter's EntityResolver.
void	sortDbEntities(List<DbEntity> dbEntities, boolean deleteOrder)	Sorts a list of DbEntities.
void	sortObjectsForEntity(ObjEntity entity, List<?> objects, boolean deleteOrder)	Sorts a list of objects belonging to the ObjEntity.
void	sortObjEntities(List<ObjEntity> objEntities, boolean deleteOrder)	Sorts a list of ObjEntities.

Method Details

reindex

void reindex()

Rebuilds the internal index off the current state of the sorter's EntityResolver. Called when the set of entities changes.

Since:

5.0

sortDbEntities

void sortDbEntities(List<DbEntity> dbEntities,
 boolean deleteOrder)

Sorts a list of DbEntities.

sortObjEntities

void sortObjEntities(List<ObjEntity> objEntities,
 boolean deleteOrder)

Sorts a list of ObjEntities.

sortObjectsForEntity

void sortObjectsForEntity(ObjEntity entity,
 List<?> objects,
 boolean deleteOrder)

Sorts a list of objects belonging to the ObjEntity.

getDbEntityComparator

Comparator<DbEntity> getDbEntityComparator()

Returns:

comparator for DbEntity

Since:

4.2

getObjEntityComparator

Comparator<ObjEntity> getObjEntityComparator()

Returns:

comparator for ObjEntity

Since:

4.2

isReflexive

boolean isReflexive(DbEntity entity)

Parameters:

entity - to check

Returns:

is entity has reflexive relationships

Since:

4.2