Package org.springframework.orm.jpa

Class EntityManagerHolder

java.lang.Object

org.springframework.transaction.support.ResourceHolderSupport

org.springframework.orm.jpa.EntityManagerHolder

All Implemented Interfaces:

ResourceHolder

Direct Known Subclasses:

SessionHolder

public class EntityManagerHolder
extends ResourceHolderSupport

Resource holder wrapping a JPA EntityManager. JpaTransactionManager binds instances of this class to the thread, for a given EntityManagerFactory.

Also serves as a base class for SessionHolder, as of 5.1.

Note: This is an SPI class, not intended to be used by applications.

Since:

2.0

Author:

Juergen Hoeller

See Also:

• JpaTransactionManager
• EntityManagerFactoryUtils

Constructor Summary

Constructors

Constructor	Description
EntityManagerHolder(EntityManager entityManager)

Method Summary

Modifier and Type	Method	Description
void	clear()	Clear the transactional state of this resource holder.
EntityManager	getEntityManager()
protected SavepointManager	getSavepointManager()
protected boolean	isTransactionActive()
protected void	setSavepointManager(SavepointManager savepointManager)
protected void	setTransactionActive(boolean transactionActive)

Methods inherited from class org.springframework.transaction.support.ResourceHolderSupport

getDeadline, getTimeToLiveInMillis, getTimeToLiveInSeconds, hasTimeout, isOpen, isRollbackOnly, isSynchronizedWithTransaction, isVoid, released, requested, reset, resetRollbackOnly, setRollbackOnly, setSynchronizedWithTransaction, setTimeoutInMillis, setTimeoutInSeconds, unbound

Methods inherited from class java.lang.Object

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

Constructor Details

EntityManagerHolder

public EntityManagerHolder(@Nullable
 EntityManager entityManager)

Method Details

getEntityManager

public EntityManager getEntityManager()

setTransactionActive

protected void setTransactionActive(boolean transactionActive)

isTransactionActive

protected boolean isTransactionActive()

setSavepointManager

protected void setSavepointManager(@Nullable
 SavepointManager savepointManager)

getSavepointManager

@Nullable
protected SavepointManager getSavepointManager()

clear

public void clear()

Description copied from class: ResourceHolderSupport

Clear the transactional state of this resource holder.

Overrides:

clear in class ResourceHolderSupport