Package org.springframework.orm.jpa
Interface EntityManagerProxy
- All Superinterfaces:
EntityManager
public interface EntityManagerProxy extends EntityManager
Subinterface ofEntityManager
to be implemented by EntityManager proxies. Allows access to the underlying target EntityManager.This interface is mainly intended for framework usage. Application code should prefer the use of the
EntityManager.getDelegate()
method to access native functionality of the underlying resource.- Since:
- 2.5
- Author:
- Juergen Hoeller
Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description EntityManager
getTargetEntityManager()
Return the underlying EntityManager that this proxy will delegate to.Methods inherited from interface javax.persistence.EntityManager
clear, close, contains, createNamedQuery, createNamedQuery, createNativeQuery, createNativeQuery, createNativeQuery, createQuery, createQuery, createQuery, detach, find, find, find, find, flush, getCriteriaBuilder, getDelegate, getEntityManagerFactory, getFlushMode, getLockMode, getMetamodel, getProperties, getReference, getTransaction, isOpen, joinTransaction, lock, lock, merge, persist, refresh, refresh, refresh, refresh, remove, setFlushMode, setProperty, unwrap
Method Detail
getTargetEntityManager
EntityManager getTargetEntityManager() throws IllegalStateException
Return the underlying EntityManager that this proxy will delegate to.In case of an extended EntityManager, this will be the associated raw EntityManager.
In case of a shared ("transactional") EntityManager, this will be the raw EntityManager that is currently associated with the transaction. Outside of a transaction, an IllegalStateException will be thrown.
- Returns:
- the underlying raw EntityManager (never
null
) - Throws:
IllegalStateException
- if no underlying EntityManager is available