- All Known Subinterfaces:
public interface PersistenceUtilUtility interface between the application and the persistence provider(s).
PersistenceUtilinterface instance obtained from the
Persistenceclass is used to determine the load state of an entity or entity attribute regardless of which persistence provider in the environment created the entity.
isLoadedDetermine the load state of a given persistent attribute.
entity- entity containing the attribute
attributeName- name of attribute whose load state is to be determined
- false if entity's state has not been loaded or if the attribute state has not been loaded, else true
boolean isLoaded(Object entity)Determine the load state of an entity. This method can be used to determine the load state of an entity passed as a reference. An entity is considered loaded if all attributes for which
FetchType.EAGERhas been specified have been loaded.
isLoaded(Object, String)method should be used to determine the load state of an attribute. Not doing so might lead to unintended loading of state.
entity- whose load state is to be determined
- false if the entity has not been loaded, else true