Package org.hibernate.reactive.event.impl

Class DefaultReactivePersistEventListener

java.lang.Object

org.hibernate.reactive.event.impl.DefaultReactivePersistEventListener

All Implemented Interfaces:

org.hibernate.event.spi.PersistEventListener, org.hibernate.jpa.event.spi.CallbackRegistryConsumer, ReactivePersistEventListener

Direct Known Subclasses:

DefaultReactivePersistOnFlushEventListener

public class DefaultReactivePersistEventListener
extends java.lang.Object
implements org.hibernate.event.spi.PersistEventListener, ReactivePersistEventListener, org.hibernate.jpa.event.spi.CallbackRegistryConsumer

A reactific DefaultPersistEventListener.

Constructor Summary

Constructors

Constructor	Description
DefaultReactivePersistEventListener()

Method Summary

Modifier and Type	Method	Description
protected java.util.concurrent.CompletionStage<java.lang.Void>	cascadeAfterSave(org.hibernate.event.spi.EventSource source, org.hibernate.persister.entity.EntityPersister persister, java.lang.Object entity, C context)	Handles to calls needed to perform post-save cascades.
protected java.util.concurrent.CompletionStage<java.lang.Void>	cascadeBeforeSave(org.hibernate.event.spi.EventSource source, org.hibernate.persister.entity.EntityPersister persister, java.lang.Object entity, C context)	Handles the calls needed to perform pre-save cascades for the given entity.
protected java.util.concurrent.CompletionStage<java.lang.Void>	entityIsPersistent(org.hibernate.event.spi.PersistEvent event, org.hibernate.event.spi.PersistContext createCache)
protected java.util.concurrent.CompletionStage<java.lang.Void>	entityIsTransient(org.hibernate.event.spi.PersistEvent event, org.hibernate.event.spi.PersistContext createCache)	Handle the given create event.
protected CascadingAction<org.hibernate.event.spi.PersistContext>	getCascadeReactiveAction()
protected java.util.Map<java.lang.Object,java.lang.Object>	getMergeMap(C anything)
void	injectCallbackRegistry(org.hibernate.jpa.event.spi.CallbackRegistry callbackRegistry)
void	onPersist(org.hibernate.event.spi.PersistEvent event)
void	onPersist(org.hibernate.event.spi.PersistEvent event, org.hibernate.event.spi.PersistContext createdAlready)
java.util.concurrent.CompletionStage<java.lang.Void>	reactiveOnPersist(org.hibernate.event.spi.PersistEvent event)	Handle the given create event.
java.util.concurrent.CompletionStage<java.lang.Void>	reactiveOnPersist(org.hibernate.event.spi.PersistEvent event, org.hibernate.event.spi.PersistContext createCache)	Handle the given create event.
protected java.util.concurrent.CompletionStage<java.lang.Void>	reactivePerformSave(java.lang.Object entity, java.lang.Object id, org.hibernate.persister.entity.EntityPersister persister, boolean useIdentityColumn, C context, org.hibernate.event.spi.EventSource source, boolean requiresImmediateIdAccess)	Prepares the save call by checking the session caches for a pre-existing entity and performing any lifecycle callbacks.
protected java.util.concurrent.CompletionStage<java.lang.Void>	reactivePerformSaveOrReplicate(java.lang.Object entity, org.hibernate.engine.spi.EntityKey key, org.hibernate.persister.entity.EntityPersister persister, boolean useIdentityColumn, C context, org.hibernate.event.spi.EventSource source, boolean requiresImmediateIdAccess)	Performs all the actual work needed to save an entity (well to get the save moved to the execution queue).
protected java.util.concurrent.CompletionStage<java.lang.Void>	reactiveSaveWithGeneratedId(java.lang.Object entity, java.lang.String entityName, C context, org.hibernate.event.spi.EventSource source, boolean requiresImmediateIdAccess)	Prepares the save call using a newly generated id.
protected java.util.concurrent.CompletionStage<java.lang.Void>	reactiveSaveWithRequestedId(java.lang.Object entity, java.lang.Object requestedId, java.lang.String entityName, C context, org.hibernate.event.spi.EventSource source)	Prepares the save call using the given requested id.
protected boolean	substituteValuesIfNecessary(java.lang.Object entity, java.lang.Object id, java.lang.Object[] values, org.hibernate.persister.entity.EntityPersister persister, org.hibernate.engine.spi.SessionImplementor source)	Perform any property value substitution that is necessary (interceptor callback, version initialization...)
protected boolean	visitCollectionsBeforeSave(java.lang.Object entity, java.lang.Object id, java.lang.Object[] values, org.hibernate.type.Type[] types, org.hibernate.event.spi.EventSource source)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.jpa.event.spi.CallbackRegistryConsumer

injectCallbackRegistry

Constructor Detail

DefaultReactivePersistEventListener

public DefaultReactivePersistEventListener()

Method Detail

getCascadeReactiveAction

protected CascadingAction<org.hibernate.event.spi.PersistContext> getCascadeReactiveAction()

onPersist

public void onPersist(org.hibernate.event.spi.PersistEvent event)
               throws org.hibernate.HibernateException

Specified by:

onPersist in interface org.hibernate.event.spi.PersistEventListener

Throws:

org.hibernate.HibernateException

reactiveOnPersist

public java.util.concurrent.CompletionStage<java.lang.Void> reactiveOnPersist(org.hibernate.event.spi.PersistEvent event)

Handle the given create event.

Specified by:

reactiveOnPersist in interface ReactivePersistEventListener

Parameters:

event - The create event to be handled.

onPersist

public void onPersist(org.hibernate.event.spi.PersistEvent event,
                      org.hibernate.event.spi.PersistContext createdAlready)
               throws org.hibernate.HibernateException

Specified by:

onPersist in interface org.hibernate.event.spi.PersistEventListener

Throws:

org.hibernate.HibernateException

reactiveOnPersist

public java.util.concurrent.CompletionStage<java.lang.Void> reactiveOnPersist(org.hibernate.event.spi.PersistEvent event,
                                                                              org.hibernate.event.spi.PersistContext createCache)

Handle the given create event.

Specified by:

reactiveOnPersist in interface ReactivePersistEventListener

Parameters:

event - The create event to be handled.

entityIsPersistent

protected java.util.concurrent.CompletionStage<java.lang.Void> entityIsPersistent(org.hibernate.event.spi.PersistEvent event,
                                                                                  org.hibernate.event.spi.PersistContext createCache)

entityIsTransient

protected java.util.concurrent.CompletionStage<java.lang.Void> entityIsTransient(org.hibernate.event.spi.PersistEvent event,
                                                                                 org.hibernate.event.spi.PersistContext createCache)

Handle the given create event.

Parameters:

event - The save event to be handled.

createCache - The copy cache of entity instance to merge/copy instance.

injectCallbackRegistry

public void injectCallbackRegistry(org.hibernate.jpa.event.spi.CallbackRegistry callbackRegistry)

Specified by:

injectCallbackRegistry in interface org.hibernate.jpa.event.spi.CallbackRegistryConsumer

reactiveSaveWithRequestedId

protected java.util.concurrent.CompletionStage<java.lang.Void> reactiveSaveWithRequestedId(java.lang.Object entity,
                                                                                           java.lang.Object requestedId,
                                                                                           java.lang.String entityName,
                                                                                           C context,
                                                                                           org.hibernate.event.spi.EventSource source)

Prepares the save call using the given requested id.

Parameters:

entity - The entity to be saved.

requestedId - The id to which to associate the entity.

entityName - The name of the entity being saved.

context - Generally cascade-specific information.

source - The session which is the source of this save event.

Returns:

The id used to save the entity.

reactiveSaveWithGeneratedId

protected java.util.concurrent.CompletionStage<java.lang.Void> reactiveSaveWithGeneratedId(java.lang.Object entity,
                                                                                           java.lang.String entityName,
                                                                                           C context,
                                                                                           org.hibernate.event.spi.EventSource source,
                                                                                           boolean requiresImmediateIdAccess)

Prepares the save call using a newly generated id.

Parameters:

entity - The entity to be saved

entityName - The entity-name for the entity to be saved

context - Generally cascade-specific information.

source - The session which is the source of this save event.

requiresImmediateIdAccess - does the event context require access to the identifier immediately after execution of this method (if not, post-insert style id generators may be postponed if we are outside a transaction).

Returns:

The id used to save the entity; may be null depending on the type of id generator used and the requiresImmediateIdAccess value

reactivePerformSave

protected java.util.concurrent.CompletionStage<java.lang.Void> reactivePerformSave(java.lang.Object entity,
                                                                                   java.lang.Object id,
                                                                                   org.hibernate.persister.entity.EntityPersister persister,
                                                                                   boolean useIdentityColumn,
                                                                                   C context,
                                                                                   org.hibernate.event.spi.EventSource source,
                                                                                   boolean requiresImmediateIdAccess)

Prepares the save call by checking the session caches for a pre-existing entity and performing any lifecycle callbacks.

Parameters:

entity - The entity to be saved.

id - The id by which to save the entity.

persister - The entity's persister instance.

useIdentityColumn - Is an identity column being used?

context - Generally cascade-specific information.

source - The session from which the event originated.

requiresImmediateIdAccess - does the event context require access to the identifier immediately after execution of this method (if not, post-insert style id generators may be postponed if we are outside a transaction).

Returns:

The id used to save the entity; may be null depending on the type of id generator used and the requiresImmediateIdAccess value

reactivePerformSaveOrReplicate

protected java.util.concurrent.CompletionStage<java.lang.Void> reactivePerformSaveOrReplicate(java.lang.Object entity,
                                                                                              org.hibernate.engine.spi.EntityKey key,
                                                                                              org.hibernate.persister.entity.EntityPersister persister,
                                                                                              boolean useIdentityColumn,
                                                                                              C context,
                                                                                              org.hibernate.event.spi.EventSource source,
                                                                                              boolean requiresImmediateIdAccess)

Performs all the actual work needed to save an entity (well to get the save moved to the execution queue).

Parameters:

entity - The entity to be saved

key - The id to be used for saving the entity (or null, in the case of identity columns)

persister - The entity's persister instance.

useIdentityColumn - Should an identity column be used for id generation?

context - Generally cascade-specific information.

source - The session which is the source of the current event.

requiresImmediateIdAccess - Is access to the identifier required immediately after the completion of the save? persist(), for example, does not require this...

Returns:

The id used to save the entity; may be null depending on the type of id generator used and the requiresImmediateIdAccess value

getMergeMap

protected java.util.Map<java.lang.Object,java.lang.Object> getMergeMap(C anything)

cascadeBeforeSave

protected java.util.concurrent.CompletionStage<java.lang.Void> cascadeBeforeSave(org.hibernate.event.spi.EventSource source,
                                                                                 org.hibernate.persister.entity.EntityPersister persister,
                                                                                 java.lang.Object entity,
                                                                                 C context)

Handles the calls needed to perform pre-save cascades for the given entity.

Parameters:

source - The session from which the save event originated.

persister - The entity's persister instance.

entity - The entity to be saved.

context - Generally cascade-specific data

cascadeAfterSave

protected java.util.concurrent.CompletionStage<java.lang.Void> cascadeAfterSave(org.hibernate.event.spi.EventSource source,
                                                                                org.hibernate.persister.entity.EntityPersister persister,
                                                                                java.lang.Object entity,
                                                                                C context)

Handles to calls needed to perform post-save cascades.

Parameters:

source - The session from which the event originated.

persister - The entity's persister instance.

entity - The entity beng saved.

context - Generally cascade-specific data

substituteValuesIfNecessary

protected boolean substituteValuesIfNecessary(java.lang.Object entity,
                                              java.lang.Object id,
                                              java.lang.Object[] values,
                                              org.hibernate.persister.entity.EntityPersister persister,
                                              org.hibernate.engine.spi.SessionImplementor source)

Perform any property value substitution that is necessary (interceptor callback, version initialization...)

Parameters:

entity - The entity

id - The entity identifier

values - The snapshot entity state

persister - The entity persister

source - The originating session

Returns:

True if the snapshot state changed such that reinjection of the values into the entity is required.

visitCollectionsBeforeSave

protected boolean visitCollectionsBeforeSave(java.lang.Object entity,
                                             java.lang.Object id,
                                             java.lang.Object[] values,
                                             org.hibernate.type.Type[] types,
                                             org.hibernate.event.spi.EventSource source)