de.alpharogroup.db.dao.jpa

Interface EntityManagerDao<T extends BaseEntity<PK>,PK extends Serializable>

Type Parameters:

T - the generic type of the entity object

PK - the generic type of the primary key

All Superinterfaces:

GenericDao<T,PK>, Serializable

All Known Implementing Classes:

JpaEntityManagerDao

public interface EntityManagerDao<T extends BaseEntity<PK>,PK extends Serializable>
extends GenericDao<T,PK>

The Interface EntityManagerDao.

Method Summary

Modifier and Type	Method and Description
void	create(T entity) Persists the given entity.
TypedQuery<T>	createNamedQuery(String name, Class<T> resultClass) Factory method for create a new TypedQuery from the given name and the given type.
TypedQuery<T>	createNamedTypedQuery(String name) Factory method for create a new TypedQuery from the given name and the type of the generic entity.
EntityManager	getEntityManager() Gets the entity manager.
Query	getQuery(String hqlQuery) Gets a Query from the given hql query.
void	setEntityManager(EntityManager entityManager) Sets the entity manager.

Methods inherited from interface de.alpharogroup.db.dao.api.GenericDao

delete, delete, delete, evict, exists, findAll, get, getType, load, merge, merge, refresh, save, save, saveOrUpdate, saveOrUpdate, update, update

Method Detail

create

void create(T entity)

Persists the given entity.

Parameters:

entity - the entity

createNamedQuery

TypedQuery<T> createNamedQuery(String name,
                               Class<T> resultClass)

Factory method for create a new TypedQuery from the given name and the given type.

Parameters:

name - the name

resultClass - the result class

Returns:

the new TypedQuery

createNamedTypedQuery

TypedQuery<T> createNamedTypedQuery(String name)

Factory method for create a new TypedQuery from the given name and the type of the generic entity.

Parameters:

name - the name

Returns:

the new TypedQuery

getEntityManager

EntityManager getEntityManager()

Gets the entity manager.

Returns:

the entity manager

getQuery

Query getQuery(String hqlQuery)

Gets a Query from the given hql query.

Parameters:

hqlQuery - the hql query

Returns:

the Query

setEntityManager

void setEntityManager(EntityManager entityManager)

Sets the entity manager.

Parameters:

entityManager - the new entity manager