de.caluga.morphium

Interface DereferencingListener<T,E,I>

public interface DereferencingListener<T,E,I>

will be called by morphium to give control over de-referencing type Parameter:

T: Type of referenced Object E: Type of entity, containing reference I: Type of ID of the referenced Object

User: Stephan Bösebeck Date: 23.07.15 Time: 22:03

Method Summary

Modifier and Type	Method and Description
T	didDereference(E entitiyIncludingReference, String fieldInEntity, T referencedObject, boolean lazy) Will be called, after a lazy loaded reference was de-referenced and unmarshalled
void	wouldDereference(E entityIncludingReference, String fieldInEntity, I id, Class<T> typeReferenced, boolean lazy) will be called, before a reference is going to be de-referenced

Method Detail

wouldDereference

void wouldDereference(E entityIncludingReference,
                      String fieldInEntity,
                      I id,
                      Class<T> typeReferenced,
                      boolean lazy)
               throws MorphiumAccessVetoException

will be called, before a reference is going to be de-referenced

Parameters:

entityIncludingReference - - the Entity which includes the lazy loaded reference

fieldInEntity - - name of the field containing the reference

id - - ID of the referenced Object

typeReferenced - - type to be used for de-referencing

lazy - - true, if lazy loaded reference should be dereferenced

Throws:

MorphiumAccessVetoException - - can be thrown, if de-referencing should not take place

didDereference

T didDereference(E entitiyIncludingReference,
                 String fieldInEntity,
                 T referencedObject,
                 boolean lazy)

Will be called, after a lazy loaded reference was de-referenced and unmarshalled

Parameters:

entitiyIncludingReference - - the entity which includes the lazy loaded reference

fieldInEntity - - the name of the field containing the reference

referencedObject - - the referenced object, kompletely unmarshalled. This one is actually stored also in the entity (field specified above)

lazy - - true, if lazy loaded reference

Returns: