Interface HibernateCallback<T>
public interface HibernateCallback<T>
Callback interface for Hibernate code. To be used withHibernateTemplate
's execution methods, often as anonymous classes within a method implementation. A typical implementation will callSession.load/find/update
to perform some operations on persistent objects.- Since:
- 4.0.1
- Author:
- Juergen Hoeller
- See Also:
HibernateTemplate
,HibernateTransactionManager
Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description T
doInHibernate(Session session)
Gets called byHibernateTemplate.execute
with an active HibernateSession
.
Method Detail
doInHibernate
T doInHibernate(Session session) throws HibernateException
Gets called byHibernateTemplate.execute
with an active HibernateSession
. Does not need to care about activating or closing theSession
, or handling transactions.Allows for returning a result object created within the callback, i.e. a domain object or a collection of domain objects. A thrown custom RuntimeException is treated as an application exception: It gets propagated to the caller of the template.
- Parameters:
session
- active Hibernate session- Returns:
- a result object, or
null
if none - Throws:
HibernateException
- if thrown by the Hibernate API- See Also:
HibernateTemplate.execute(org.springframework.orm.hibernate4.HibernateCallback<T>)