Package org.cyclos.impl.utils.persistence

Class AbstractEntityManagerHandlerImpl

java.lang.Object

org.cyclos.impl.utils.persistence.AbstractEntityManagerHandlerImpl

All Implemented Interfaces:

BaseEntityManagerHandler

Direct Known Subclasses:

EntityManagerHandlerImpl, RawEntityManagerHandlerImpl

public abstract class AbstractEntityManagerHandlerImpl
extends Object
implements BaseEntityManagerHandler

Base implementation for BaseEntityManagerHandler

Field Summary

Fields

Modifier and Type	Field	Description
protected ConversionHandler	conversionHandler
protected javax.persistence.EntityManager	entityManager
protected javax.persistence.EntityManagerFactory	entityManagerFactory
protected NativeQueryHandler	nativeQueryHandler

Constructor Summary

Constructors

Constructor	Description
AbstractEntityManagerHandlerImpl()

Method Summary

Modifier and Type	Method	Description
void	clear()	Clears the underlying EntityManager
protected DBQuery<?>	createQuery()
com.querydsl.jpa.impl.JPADeleteClause	delete(com.querydsl.core.types.EntityPath<?> entity)	Returns a delete clause
void	detach(IEntity entity)	Detaches the given entity from the underlying EntityManager
<E extends IEntity> E	find(Class<E> entityClass, Long id)	Finds the given entity by id
void	flush()	Flushes the underlying EntityManager
javax.persistence.EntityManager	getEntityManager()
javax.persistence.EntityManagerFactory	getEntityManagerFactory()
void	persist(IEntity entity)	Persists the given entity
void	persist(IEntity entity, boolean flush)	Persists the given entity, optionally flushing the underlying entity manager
<E extends IEntity> E	refresh(E entity)	Refreshes the current state of the given entity, returning the updated instance.
void	remove(IEntity entity)	Removes the given entity, flushing the underlying entity manager
void	remove(IEntity entity, boolean flush)	Removes the given entity, optionally flushing the underlying entity manager
<T> DBQuery<T>	selectFrom(com.querydsl.core.types.EntityPath<T> from)	Creates a new query, assigning the from clause and select clauses
DBQuery<?>	subQuery(com.querydsl.core.types.EntityPath<?>... from)	Creates a new subquery, assigning the from clause
com.querydsl.jpa.impl.JPAUpdateClause	update(com.querydsl.core.types.EntityPath<?> entity)	Returns an update clause

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.cyclos.impl.utils.persistence.BaseEntityManagerHandler

from

Field Detail

nativeQueryHandler

@Autowired
@Lazy
protected NativeQueryHandler nativeQueryHandler

entityManagerFactory

@Autowired
protected javax.persistence.EntityManagerFactory entityManagerFactory

conversionHandler

@Autowired
protected ConversionHandler conversionHandler

entityManager

@Autowired(required=false)
protected javax.persistence.EntityManager entityManager

Constructor Detail

AbstractEntityManagerHandlerImpl

public AbstractEntityManagerHandlerImpl()

Method Detail

clear

public void clear()

Description copied from interface: BaseEntityManagerHandler

Clears the underlying EntityManager

Specified by:

clear in interface BaseEntityManagerHandler

delete

public com.querydsl.jpa.impl.JPADeleteClause delete(com.querydsl.core.types.EntityPath<?> entity)

Description copied from interface: BaseEntityManagerHandler

Returns a delete clause

Specified by:

delete in interface BaseEntityManagerHandler

detach

public void detach(IEntity entity)

Description copied from interface: BaseEntityManagerHandler

Detaches the given entity from the underlying EntityManager

Specified by:

detach in interface BaseEntityManagerHandler

find

public <E extends IEntity> E find(Class<E> entityClass,
                                  Long id)
                           throws EntityNotFoundException

Description copied from interface: BaseEntityManagerHandler

Finds the given entity by id

Specified by:

find in interface BaseEntityManagerHandler

Throws:

EntityNotFoundException

flush

public void flush()

Description copied from interface: BaseEntityManagerHandler

Flushes the underlying EntityManager

Specified by:

flush in interface BaseEntityManagerHandler

getEntityManager

public javax.persistence.EntityManager getEntityManager()

getEntityManagerFactory

public javax.persistence.EntityManagerFactory getEntityManagerFactory()

persist

public final void persist(IEntity entity)

Description copied from interface: BaseEntityManagerHandler

Persists the given entity

Specified by:

persist in interface BaseEntityManagerHandler

persist

public void persist(IEntity entity,
                    boolean flush)

Description copied from interface: BaseEntityManagerHandler

Persists the given entity, optionally flushing the underlying entity manager

Specified by:

persist in interface BaseEntityManagerHandler

refresh

public <E extends IEntity> E refresh(E entity)

Description copied from interface: BaseEntityManagerHandler

Refreshes the current state of the given entity, returning the updated instance. If the underlying EntityManager contains the given entity, will directly refresh it and return the same instance. Otherwise, will find the entity by id.

Specified by:

refresh in interface BaseEntityManagerHandler

remove

public final void remove(IEntity entity)
                  throws ConstraintViolatedOnRemoveException

Description copied from interface: BaseEntityManagerHandler

Removes the given entity, flushing the underlying entity manager

Specified by:

remove in interface BaseEntityManagerHandler

Throws:

ConstraintViolatedOnRemoveException

remove

public void remove(IEntity entity,
                   boolean flush)
            throws ConstraintViolatedOnRemoveException

Description copied from interface: BaseEntityManagerHandler

Removes the given entity, optionally flushing the underlying entity manager

Specified by:

remove in interface BaseEntityManagerHandler

Throws:

ConstraintViolatedOnRemoveException

selectFrom

public <T> DBQuery<T> selectFrom(com.querydsl.core.types.EntityPath<T> from)

Description copied from interface: BaseEntityManagerHandler

Creates a new query, assigning the from clause and select clauses

Specified by:

selectFrom in interface BaseEntityManagerHandler

subQuery

public DBQuery<?> subQuery(com.querydsl.core.types.EntityPath<?>... from)

Description copied from interface: BaseEntityManagerHandler

Creates a new subquery, assigning the from clause

Specified by:

subQuery in interface BaseEntityManagerHandler

update

public com.querydsl.jpa.impl.JPAUpdateClause update(com.querydsl.core.types.EntityPath<?> entity)

Description copied from interface: BaseEntityManagerHandler

Returns an update clause

Specified by:

update in interface BaseEntityManagerHandler

createQuery

protected DBQuery<?> createQuery()