Modifier and Type	Class and Description
private static class	EntityManagerFactoryUtils.TransactionalEntityManagerSynchronization Callback for resource cleanup at the end of a non-JPA transaction (e.g. when participating in a JtaTransactionManager transaction), fully synchronized with the ongoing transaction.
private static class	EntityManagerFactoryUtils.TransactionScopedEntityManagerSynchronization Minimal callback that just closes the EntityManager at the end of the transaction.

Modifier and Type	Field and Description
public static final int	ENTITY_MANAGER_SYNCHRONIZATION_ORDER Order value for TransactionSynchronization objects that clean up JPA EntityManagers.
private static final Log	logger

Access	Constructor and Description
public	EntityManagerFactoryUtils()

Method Summary

Modifier and Type	Method and Description
public static void	applyTransactionTimeout(Query the JPA Query object query, EntityManagerFactory the JPA EntityManagerFactory that the Query was created for emf) Apply the current transaction timeout, if any, to the given JPA Query object.
private static void	cleanupTransaction(Object arbitrary object that holds transaction data, if any (as returned by prepareTransaction) transactionData, EntityManagerFactory the EntityManagerFactory that the EntityManager has been created with emf) Prepare a transaction on the given EntityManager, if possible.
public static void	closeEntityManager(EntityManager the JPA EntityManager to close (may be `null`) em) Close the given JPA EntityManager, catching and logging any cleanup exceptions thrown.
public static DataAccessException	Returns: the corresponding DataAccessException instance, or `null` if the exception should not be translated convertJpaAccessExceptionIfPossible(RuntimeException runtime exception that occurred ex) Convert the given runtime exception to an appropriate exception from the `org.springframework.dao` hierarchy.
public static EntityManager	Returns: the EntityManager, or `null` if none found doGetTransactionalEntityManager(EntityManagerFactory the EntityManagerFactory to create the EntityManager with emf, Map<?, ?> the properties to be passed into the `createEntityManager` call (may be `null`) properties) Obtain a JPA EntityManager from the given factory.
public static EntityManager	Returns: the EntityManager, or `null` if none found doGetTransactionalEntityManager(EntityManagerFactory the EntityManagerFactory to create the EntityManager with emf, Map<?, ?> the properties to be passed into the `createEntityManager` call (may be `null`) properties, boolean whether to automatically join ongoing transactions (according to the JPA 2.1 SynchronizationType rules) synchronizedWithTransaction) Obtain a JPA EntityManager from the given factory.
public static EntityManagerFactory	Returns: the EntityManagerFactory findEntityManagerFactory(ListableBeanFactory the ListableBeanFactory to search beanFactory, String the name of the persistence unit (may be `null` or empty, in which case a single bean of type EntityManagerFactory will be searched for) unitName) Find an EntityManagerFactory with the given name in the given Spring application context (represented as ListableBeanFactory).
public static EntityManager	Returns: the EntityManager, or `null` if none found getTransactionalEntityManager(EntityManagerFactory the EntityManagerFactory to create the EntityManager with emf) Obtain a JPA EntityManager from the given factory.
public static EntityManager	Returns: the EntityManager, or `null` if none found getTransactionalEntityManager(EntityManagerFactory the EntityManagerFactory to create the EntityManager with emf, Map<?, ?> the properties to be passed into the `createEntityManager` call (may be `null`) properties) Obtain a JPA EntityManager from the given factory.
private static Object	Returns: an arbitrary object that holds transaction data, if any (to be passed into cleanupTransaction) prepareTransaction(EntityManager the EntityManager to prepare em, EntityManagerFactory the EntityManagerFactory that the EntityManager has been created with emf) Prepare a transaction on the given EntityManager, if possible.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

ENTITY_MANAGER_SYNCHRONIZATION_ORDER back to summary

ENTITY_MANAGER_SYNCHRONIZATION_ORDER	back to summary
public static final int ENTITY_MANAGER_SYNCHRONIZATION_ORDER Order value for TransactionSynchronization objects that clean up JPA EntityManagers. Return DataSourceUtils.CONNECTION_SYNCHRONIZATION_ORDER - 100 to execute EntityManager cleanup before JDBC Connection cleanup, if any. See Also `org.springframework.jdbc.datasource.DataSourceUtils#CONNECTION_SYNCHRONIZATION_ORDER`

public static final int ENTITY_MANAGER_SYNCHRONIZATION_ORDER

Order value for TransactionSynchronization objects that clean up JPA EntityManagers. Return DataSourceUtils.CONNECTION_SYNCHRONIZATION_ORDER - 100 to execute EntityManager cleanup before JDBC Connection cleanup, if any.

See Also: org.springframework.jdbc.datasource.DataSourceUtils#CONNECTION_SYNCHRONIZATION_ORDER

logger	back to summary
private static final Log logger

Constructor Detail

EntityManagerFactoryUtils	back to summary
public EntityManagerFactoryUtils()

Method Detail

applyTransactionTimeout	back to summary
public static void applyTransactionTimeout(Query query, EntityManagerFactory emf) Apply the current transaction timeout, if any, to the given JPA Query object. This method sets the JPA query hint "jakarta.persistence.query.timeout" accordingly. Parameters query:Query the JPA Query object emf:EntityManagerFactory the JPA EntityManagerFactory that the Query was created for

applyTransactionTimeout

back to summary

public static void applyTransactionTimeout(Query query, EntityManagerFactory emf)

Apply the current transaction timeout, if any, to the given JPA Query object.

This method sets the JPA query hint "jakarta.persistence.query.timeout" accordingly.

Parameters

query:Query: the JPA Query object
emf:EntityManagerFactory: the JPA EntityManagerFactory that the Query was created for

cleanupTransaction back to summary

cleanupTransaction	back to summary
private static void cleanupTransaction(Object transactionData, EntityManagerFactory emf) Prepare a transaction on the given EntityManager, if possible. Parameters transactionData:Object arbitrary object that holds transaction data, if any (as returned by prepareTransaction) emf:EntityManagerFactory the EntityManagerFactory that the EntityManager has been created with See Also `JpaDialect#cleanupTransaction`

private static void cleanupTransaction(Object transactionData, EntityManagerFactory emf)

Prepare a transaction on the given EntityManager, if possible.

Parameters

transactionData:Object: arbitrary object that holds transaction data, if any (as returned by prepareTransaction)
emf:EntityManagerFactory: the EntityManagerFactory that the EntityManager has been created with

See Also

JpaDialect#cleanupTransaction

closeEntityManager back to summary

closeEntityManager	back to summary
public static void closeEntityManager(EntityManager em) Close the given JPA EntityManager, catching and logging any cleanup exceptions thrown. Parameters em:EntityManager the JPA EntityManager to close (may be `null`) See Also `jakarta.persistence.EntityManager#close()`

public static void closeEntityManager(EntityManager em)

Close the given JPA EntityManager, catching and logging any cleanup exceptions thrown.

Parameters

em:EntityManager: the JPA EntityManager to close (may be null)

convertJpaAccessExceptionIfPossible back to summary

convertJpaAccessExceptionIfPossible	back to summary
public static DataAccessException convertJpaAccessExceptionIfPossible(RuntimeException ex) Convert the given runtime exception to an appropriate exception from the `org.springframework.dao` hierarchy. Return null if no translation is appropriate: any other exception may have resulted from user code, and should not be translated. The most important cases like object not found or optimistic locking failure are covered here. For more fine-granular conversion, JpaTransactionManager etc support sophisticated translation of exceptions via a JpaDialect. Parameters ex:RuntimeException runtime exception that occurred Returns:DataAccessException the corresponding DataAccessException instance, or `null` if the exception should not be translated Annotations @Nullable

public static DataAccessException convertJpaAccessExceptionIfPossible(RuntimeException ex)

Convert the given runtime exception to an appropriate exception from the org.springframework.dao hierarchy. Return null if no translation is appropriate: any other exception may have resulted from user code, and should not be translated.

The most important cases like object not found or optimistic locking failure are covered here. For more fine-granular conversion, JpaTransactionManager etc support sophisticated translation of exceptions via a JpaDialect.

Parameters

ex:RuntimeException: runtime exception that occurred

Returns:DataAccessException

the corresponding DataAccessException instance, or null if the exception should not be translated

Annotations

@Nullable

doGetTransactionalEntityManager back to summary

doGetTransactionalEntityManager	back to summary
public static EntityManager doGetTransactionalEntityManager(EntityManagerFactory emf, Map<?, ?> properties) throws PersistenceException Obtain a JPA EntityManager from the given factory. Is aware of a corresponding EntityManager bound to the current thread, e.g. when using JpaTransactionManager. Same as `getEntityManager`, but throwing the original PersistenceException. Parameters emf:EntityManagerFactory the EntityManagerFactory to create the EntityManager with properties:Map<?, ?> the properties to be passed into the `createEntityManager` call (may be `null`) Returns:EntityManager the EntityManager, or `null` if none found Annotations @Nullable Exceptions PersistenceException: if the EntityManager couldn't be created See Also `getTransactionalEntityManager(jakarta.persistence.EntityManagerFactory)`, `JpaTransactionManager`

public static EntityManager doGetTransactionalEntityManager(EntityManagerFactory emf, Map<?, ?> properties) throws PersistenceException

Obtain a JPA EntityManager from the given factory. Is aware of a corresponding EntityManager bound to the current thread, e.g. when using JpaTransactionManager.

Same as getEntityManager, but throwing the original PersistenceException.

Parameters

emf:EntityManagerFactory: the EntityManagerFactory to create the EntityManager with
properties:Map<?, ?>: the properties to be passed into the createEntityManager call (may be null)

Returns:EntityManager

the EntityManager, or null if none found

Annotations

@Nullable

Exceptions

PersistenceException:: if the EntityManager couldn't be created

doGetTransactionalEntityManager back to summary

doGetTransactionalEntityManager	back to summary
public static EntityManager doGetTransactionalEntityManager(EntityManagerFactory emf, Map<?, ?> properties, boolean synchronizedWithTransaction) throws PersistenceException Obtain a JPA EntityManager from the given factory. Is aware of a corresponding EntityManager bound to the current thread, e.g. when using JpaTransactionManager. Same as `getEntityManager`, but throwing the original PersistenceException. Parameters emf:EntityManagerFactory the EntityManagerFactory to create the EntityManager with properties:Map<?, ?> the properties to be passed into the `createEntityManager` call (may be `null`) synchronizedWithTransaction:boolean whether to automatically join ongoing transactions (according to the JPA 2.1 SynchronizationType rules) Returns:EntityManager the EntityManager, or `null` if none found Annotations @Nullable Exceptions PersistenceException: if the EntityManager couldn't be created See Also `getTransactionalEntityManager(jakarta.persistence.EntityManagerFactory)`, `JpaTransactionManager`

public static EntityManager doGetTransactionalEntityManager(EntityManagerFactory emf, Map<?, ?> properties, boolean synchronizedWithTransaction) throws PersistenceException

Obtain a JPA EntityManager from the given factory. Is aware of a corresponding EntityManager bound to the current thread, e.g. when using JpaTransactionManager.

Same as getEntityManager, but throwing the original PersistenceException.

Parameters

emf:EntityManagerFactory: the EntityManagerFactory to create the EntityManager with
properties:Map<?, ?>: the properties to be passed into the createEntityManager call (may be null)
synchronizedWithTransaction:boolean: whether to automatically join ongoing transactions (according to the JPA 2.1 SynchronizationType rules)

Returns:EntityManager

the EntityManager, or null if none found

Annotations

@Nullable

Exceptions

PersistenceException:: if the EntityManager couldn't be created

findEntityManagerFactory back to summary

findEntityManagerFactory	back to summary
public static EntityManagerFactory findEntityManagerFactory(ListableBeanFactory beanFactory, String unitName) throws NoSuchBeanDefinitionException Find an EntityManagerFactory with the given name in the given Spring application context (represented as ListableBeanFactory). The specified unit name will be matched against the configured persistence unit, provided that a discovered EntityManagerFactory implements the `EntityManagerFactoryInfo` interface. If not, the persistence unit name will be matched against the Spring bean name, assuming that the EntityManagerFactory bean names follow that convention. If no unit name has been given, this method will search for a default EntityManagerFactory through `ListableBeanFactory#getBean(Class)`. Parameters beanFactory:ListableBeanFactory the ListableBeanFactory to search unitName:String the name of the persistence unit (may be `null` or empty, in which case a single bean of type EntityManagerFactory will be searched for) Returns:EntityManagerFactory the EntityManagerFactory Exceptions NoSuchBeanDefinitionException: if there is no such EntityManagerFactory in the context See Also `EntityManagerFactoryInfo#getPersistenceUnitName()`

public static EntityManagerFactory findEntityManagerFactory(ListableBeanFactory beanFactory, String unitName) throws NoSuchBeanDefinitionException

Find an EntityManagerFactory with the given name in the given Spring application context (represented as ListableBeanFactory).

The specified unit name will be matched against the configured persistence unit, provided that a discovered EntityManagerFactory implements the EntityManagerFactoryInfo interface. If not, the persistence unit name will be matched against the Spring bean name, assuming that the EntityManagerFactory bean names follow that convention.

If no unit name has been given, this method will search for a default EntityManagerFactory through ListableBeanFactory#getBean(Class).

Parameters

beanFactory:ListableBeanFactory: the ListableBeanFactory to search
unitName:String: the name of the persistence unit (may be null or empty, in which case a single bean of type EntityManagerFactory will be searched for)

Returns:EntityManagerFactory

the EntityManagerFactory

Exceptions

NoSuchBeanDefinitionException:: if there is no such EntityManagerFactory in the context

getTransactionalEntityManager back to summary

getTransactionalEntityManager	back to summary
public static EntityManager getTransactionalEntityManager(EntityManagerFactory emf) throws DataAccessResourceFailureException Obtain a JPA EntityManager from the given factory. Is aware of a corresponding EntityManager bound to the current thread, e.g. when using JpaTransactionManager. Note Will return `null` if no thread-bound EntityManager found! Parameters emf:EntityManagerFactory the EntityManagerFactory to create the EntityManager with Returns:EntityManager the EntityManager, or `null` if none found Annotations @Nullable Exceptions DataAccessResourceFailureException: if the EntityManager couldn't be obtained See Also `JpaTransactionManager`

public static EntityManager getTransactionalEntityManager(EntityManagerFactory emf) throws DataAccessResourceFailureException

Obtain a JPA EntityManager from the given factory. Is aware of a corresponding EntityManager bound to the current thread, e.g. when using JpaTransactionManager.

Note

Will return null if no thread-bound EntityManager found!

Parameters

emf:EntityManagerFactory: the EntityManagerFactory to create the EntityManager with

Returns:EntityManager

the EntityManager, or null if none found

Annotations

@Nullable

Exceptions

DataAccessResourceFailureException:: if the EntityManager couldn't be obtained

See Also

JpaTransactionManager

getTransactionalEntityManager back to summary

getTransactionalEntityManager	back to summary
public static EntityManager getTransactionalEntityManager(EntityManagerFactory emf, Map<?, ?> properties) throws DataAccessResourceFailureException Obtain a JPA EntityManager from the given factory. Is aware of a corresponding EntityManager bound to the current thread, e.g. when using JpaTransactionManager. Note Will return `null` if no thread-bound EntityManager found! Parameters emf:EntityManagerFactory the EntityManagerFactory to create the EntityManager with properties:Map<?, ?> the properties to be passed into the `createEntityManager` call (may be `null`) Returns:EntityManager the EntityManager, or `null` if none found Annotations @Nullable Exceptions DataAccessResourceFailureException: if the EntityManager couldn't be obtained See Also `JpaTransactionManager`

public static EntityManager getTransactionalEntityManager(EntityManagerFactory emf, Map<?, ?> properties) throws DataAccessResourceFailureException

Obtain a JPA EntityManager from the given factory. Is aware of a corresponding EntityManager bound to the current thread, e.g. when using JpaTransactionManager.

Note

Will return null if no thread-bound EntityManager found!

Parameters

emf:EntityManagerFactory: the EntityManagerFactory to create the EntityManager with
properties:Map<?, ?>: the properties to be passed into the createEntityManager call (may be null)

Returns:EntityManager

the EntityManager, or null if none found

Annotations

@Nullable

Exceptions

DataAccessResourceFailureException:: if the EntityManager couldn't be obtained

See Also

JpaTransactionManager

prepareTransaction back to summary

prepareTransaction	back to summary
private static Object prepareTransaction(EntityManager em, EntityManagerFactory emf) Prepare a transaction on the given EntityManager, if possible. Parameters em:EntityManager the EntityManager to prepare emf:EntityManagerFactory the EntityManagerFactory that the EntityManager has been created with Returns:Object an arbitrary object that holds transaction data, if any (to be passed into cleanupTransaction) Annotations @Nullable See Also `JpaDialect#prepareTransaction`

private static Object prepareTransaction(EntityManager em, EntityManagerFactory emf)

Prepare a transaction on the given EntityManager, if possible.

Parameters

em:EntityManager: the EntityManager to prepare
emf:EntityManagerFactory: the EntityManagerFactory that the EntityManager has been created with

Returns:Object

an arbitrary object that holds transaction data, if any (to be passed into cleanupTransaction)

Annotations

@Nullable

See Also

JpaDialect#prepareTransaction

org.springframework.orm.jpa back to summary

private Class EntityManagerFactoryUtils.TransactionalEntityManagerSynchronization

Class Inheritance

extends ResourceHolderSynchronization<EntityManagerHolder, EntityManagerFactory>
implements Ordered

java.lang.Object
org.springframework.transaction.support.ResourceHolderSynchronization
org.springframework.orm.jpa.EntityManagerFactoryUtils.TransactionalEntityManagerSynchronization

All Implemented Interfaces

org.springframework.core.Ordered

Callback for resource cleanup at the end of a non-JPA transaction (e.g. when participating in a JtaTransactionManager transaction), fully synchronized with the ongoing transaction.

See Also: org.springframework.transaction.jta.JtaTransactionManager

Field Summary

Modifier and Type	Field and Description
private final JpaDialect	jpaDialect
private final boolean	newEntityManager
private final Object	transactionData

Constructor Summary

Access	Constructor and Description
public	TransactionalEntityManagerSynchronization(EntityManagerHolder emHolder, EntityManagerFactory emf, Object txData, boolean newEm)

Method Summary

Modifier and Type	Method and Description
protected void	cleanupResource(EntityManagerHolder the resource holder to process resourceHolder, EntityManagerFactory the key that the ResourceHolder was bound for resourceKey, boolean whether the transaction has committed (`true`) or rolled back (`false`) committed) Overrides org.springframework.transaction.support.ResourceHolderSynchronization.cleanupResource. Perform a cleanup on the given resource (which is left bound to the thread).
protected void	flushResource(EntityManagerHolder the resource holder to flush resourceHolder) Overrides org.springframework.transaction.support.ResourceHolderSynchronization.flushResource. Flush callback for the given resource holder.
public int	getOrder() Overrides default org.springframework.transaction.support.TransactionSynchronization.getOrder. Implements org.springframework.core.Ordered.getOrder. Get the order value of this object.
protected void	releaseResource(EntityManagerHolder the resource holder to process resourceHolder, EntityManagerFactory the key that the ResourceHolder was bound for resourceKey) Overrides org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource. Release the given resource (after it has been unbound from the thread).
protected boolean	shouldUnbindAtCompletion() Overrides org.springframework.transaction.support.ResourceHolderSynchronization.shouldUnbindAtCompletion. Return whether this holder should be unbound at completion (or should rather be left bound to the thread after the transaction).

Inherited from org.springframework.transaction.support.ResourceHolderSynchronization:: afterCommit afterCompletion beforeCommit beforeCompletion flush processResourceAfterCommit resume shouldReleaseAfterCompletion shouldReleaseBeforeCompletion suspend

Field Detail

jpaDialect	back to summary
private final JpaDialect jpaDialect Annotations @Nullable

newEntityManager	back to summary
private final boolean newEntityManager

transactionData	back to summary
private final Object transactionData Annotations @Nullable

Constructor Detail

TransactionalEntityManagerSynchronization	back to summary
public TransactionalEntityManagerSynchronization(EntityManagerHolder emHolder, EntityManagerFactory emf, Object txData, boolean newEm)

Method Detail

cleanupResource back to summary

cleanupResource	back to summary
protected void cleanupResource(EntityManagerHolder resourceHolder, EntityManagerFactory resourceKey, boolean committed) Overrides org.springframework.transaction.support.ResourceHolderSynchronization.cleanupResource. Doc from org.springframework.transaction.support.ResourceHolderSynchronization.cleanupResource. Perform a cleanup on the given resource (which is left bound to the thread). Parameters resourceHolder:EntityManagerHolder the resource holder to process resourceKey:EntityManagerFactory the key that the ResourceHolder was bound for committed:boolean whether the transaction has committed (`true`) or rolled back (`false`) Annotations @Override

protected void cleanupResource(EntityManagerHolder resourceHolder, EntityManagerFactory resourceKey, boolean committed)

Overrides org.springframework.transaction.support.ResourceHolderSynchronization.cleanupResource.

Doc from org.springframework.transaction.support.ResourceHolderSynchronization.cleanupResource.

Perform a cleanup on the given resource (which is left bound to the thread).

Parameters

resourceHolder:EntityManagerHolder: the resource holder to process
resourceKey:EntityManagerFactory: the key that the ResourceHolder was bound for
committed:boolean: whether the transaction has committed (true) or rolled back (false)

Annotations

@Override

flushResource	back to summary
protected void flushResource(EntityManagerHolder resourceHolder) Overrides org.springframework.transaction.support.ResourceHolderSynchronization.flushResource. Doc from org.springframework.transaction.support.ResourceHolderSynchronization.flushResource. Flush callback for the given resource holder. Parameters resourceHolder:EntityManagerHolder the resource holder to flush Annotations @Override

flushResource

back to summary

protected void flushResource(EntityManagerHolder resourceHolder)

Overrides org.springframework.transaction.support.ResourceHolderSynchronization.flushResource.

Doc from org.springframework.transaction.support.ResourceHolderSynchronization.flushResource.

Flush callback for the given resource holder.

Parameters

resourceHolder:EntityManagerHolder: the resource holder to flush

Annotations

@Override

getOrder back to summary

getOrder	back to summary
public int getOrder() Overrides default org.springframework.transaction.support.TransactionSynchronization.getOrder. Implements org.springframework.core.Ordered.getOrder. Doc from org.springframework.core.Ordered.getOrder. Get the order value of this object. Higher values are interpreted as lower priority. As a consequence, the object with the lowest value has the highest priority (somewhat analogous to Servlet `load-on-startup` values). Same order values will result in arbitrary sort positions for the affected objects. Returns:int the order value Annotations @Override

public int getOrder()

Overrides default org.springframework.transaction.support.TransactionSynchronization.getOrder.

Implements org.springframework.core.Ordered.getOrder.

Doc from org.springframework.core.Ordered.getOrder.

Get the order value of this object.

Higher values are interpreted as lower priority. As a consequence, the object with the lowest value has the highest priority (somewhat analogous to Servlet load-on-startup values).

Same order values will result in arbitrary sort positions for the affected objects.

Returns:int

the order value

Annotations

@Override

releaseResource	back to summary
protected void releaseResource(EntityManagerHolder resourceHolder, EntityManagerFactory resourceKey) Overrides org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource. Doc from org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource. Release the given resource (after it has been unbound from the thread). Parameters resourceHolder:EntityManagerHolder the resource holder to process resourceKey:EntityManagerFactory the key that the ResourceHolder was bound for Annotations @Override

releaseResource

back to summary

protected void releaseResource(EntityManagerHolder resourceHolder, EntityManagerFactory resourceKey)

Overrides org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource.

Doc from org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource.

Release the given resource (after it has been unbound from the thread).

Parameters

resourceHolder:EntityManagerHolder: the resource holder to process
resourceKey:EntityManagerFactory: the key that the ResourceHolder was bound for

Annotations

@Override

shouldUnbindAtCompletion back to summary

shouldUnbindAtCompletion	back to summary
protected boolean shouldUnbindAtCompletion() Overrides org.springframework.transaction.support.ResourceHolderSynchronization.shouldUnbindAtCompletion. Doc from org.springframework.transaction.support.ResourceHolderSynchronization.shouldUnbindAtCompletion. Return whether this holder should be unbound at completion (or should rather be left bound to the thread after the transaction). The default implementation returns `true`. Annotations @Override

protected boolean shouldUnbindAtCompletion()

Overrides org.springframework.transaction.support.ResourceHolderSynchronization.shouldUnbindAtCompletion.

Doc from org.springframework.transaction.support.ResourceHolderSynchronization.shouldUnbindAtCompletion.

Return whether this holder should be unbound at completion (or should rather be left bound to the thread after the transaction).

The default implementation returns true.

Annotations

@Override

org.springframework.orm.jpa back to summary

private Class EntityManagerFactoryUtils.TransactionScopedEntityManagerSynchronization

Class Inheritance

extends ResourceHolderSynchronization<EntityManagerHolder, EntityManagerFactory>
implements Ordered

java.lang.Object
org.springframework.transaction.support.ResourceHolderSynchronization
org.springframework.orm.jpa.EntityManagerFactoryUtils.TransactionScopedEntityManagerSynchronization

All Implemented Interfaces

org.springframework.core.Ordered

Minimal callback that just closes the EntityManager at the end of the transaction.

Constructor Summary

Access	Constructor and Description
public	TransactionScopedEntityManagerSynchronization(EntityManagerHolder emHolder, EntityManagerFactory emf)

Method Summary

Modifier and Type	Method and Description
public int	getOrder() Overrides default org.springframework.transaction.support.TransactionSynchronization.getOrder. Implements org.springframework.core.Ordered.getOrder. Get the order value of this object.
protected void	releaseResource(EntityManagerHolder the resource holder to process resourceHolder, EntityManagerFactory the key that the ResourceHolder was bound for resourceKey) Overrides org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource. Release the given resource (after it has been unbound from the thread).

Inherited from org.springframework.transaction.support.ResourceHolderSynchronization:: afterCommit afterCompletion beforeCommit beforeCompletion cleanupResource flush flushResource processResourceAfterCommit resume shouldReleaseAfterCompletion shouldReleaseBeforeCompletion shouldUnbindAtCompletion suspend

Constructor Detail

TransactionScopedEntityManagerSynchronization	back to summary
public TransactionScopedEntityManagerSynchronization(EntityManagerHolder emHolder, EntityManagerFactory emf)

Method Detail

getOrder back to summary

getOrder	back to summary
public int getOrder() Overrides default org.springframework.transaction.support.TransactionSynchronization.getOrder. Implements org.springframework.core.Ordered.getOrder. Doc from org.springframework.core.Ordered.getOrder. Get the order value of this object. Higher values are interpreted as lower priority. As a consequence, the object with the lowest value has the highest priority (somewhat analogous to Servlet `load-on-startup` values). Same order values will result in arbitrary sort positions for the affected objects. Returns:int the order value Annotations @Override

public int getOrder()

Overrides default org.springframework.transaction.support.TransactionSynchronization.getOrder.

Implements org.springframework.core.Ordered.getOrder.

Doc from org.springframework.core.Ordered.getOrder.

Get the order value of this object.

Higher values are interpreted as lower priority. As a consequence, the object with the lowest value has the highest priority (somewhat analogous to Servlet load-on-startup values).

Same order values will result in arbitrary sort positions for the affected objects.

Returns:int

the order value

Annotations

@Override

releaseResource	back to summary
protected void releaseResource(EntityManagerHolder resourceHolder, EntityManagerFactory resourceKey) Overrides org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource. Doc from org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource. Release the given resource (after it has been unbound from the thread). Parameters resourceHolder:EntityManagerHolder the resource holder to process resourceKey:EntityManagerFactory the key that the ResourceHolder was bound for Annotations @Override

releaseResource

back to summary

protected void releaseResource(EntityManagerHolder resourceHolder, EntityManagerFactory resourceKey)

Overrides org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource.

Doc from org.springframework.transaction.support.ResourceHolderSynchronization.releaseResource.

Release the given resource (after it has been unbound from the thread).

Parameters

resourceHolder:EntityManagerHolder: the resource holder to process
resourceKey:EntityManagerFactory: the key that the ResourceHolder was bound for

Annotations

@Override

public abstract Class EntityManagerFactoryUtils

Nested and Inner Type Summary

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail

private Class EntityManagerFactoryUtils.TransactionalEntityManagerSynchronization

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail

private Class EntityManagerFactoryUtils.TransactionScopedEntityManagerSynchronization

Constructor Summary

Method Summary

Constructor Detail

Method Detail