org.hibernate.reactive.event.impl

Class DefaultReactiveMergeEventListener

java.lang.Object

org.hibernate.reactive.event.impl.DefaultReactiveMergeEventListener

All Implemented Interfaces:

java.io.Serializable, org.hibernate.event.spi.MergeEventListener, org.hibernate.jpa.event.spi.CallbackRegistryConsumer, ReactiveMergeEventListener

public class DefaultReactiveMergeEventListener
extends java.lang.Object
implements ReactiveMergeEventListener, org.hibernate.event.spi.MergeEventListener

A reactific DefaultMergeEventListener.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DefaultReactiveMergeEventListener()

Method Summary

Modifier and Type	Method and 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, org.hibernate.event.internal.MergeContext anything) Cascade behavior is redefined by this subclass, disable superclass behavior
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, org.hibernate.event.internal.MergeContext anything) Cascade behavior is redefined by this subclass, disable superclass behavior
protected java.util.concurrent.CompletionStage<java.lang.Void>	cascadeOnMerge(org.hibernate.event.spi.EventSource source, org.hibernate.persister.entity.EntityPersister persister, java.lang.Object entity, org.hibernate.event.internal.MergeContext copyCache) Perform any cascades needed as part of this copy event.
protected void	copyValues(org.hibernate.persister.entity.EntityPersister persister, java.lang.Object entity, java.lang.Object target, org.hibernate.engine.spi.SessionImplementor source, org.hibernate.event.internal.MergeContext copyCache)
protected void	copyValues(org.hibernate.persister.entity.EntityPersister persister, java.lang.Object entity, java.lang.Object target, org.hibernate.engine.spi.SessionImplementor source, org.hibernate.event.internal.MergeContext copyCache, org.hibernate.type.ForeignKeyDirection foreignKeyDirection)
protected java.util.concurrent.CompletionStage<java.lang.Void>	entityIsDetached(org.hibernate.event.spi.MergeEvent event, org.hibernate.event.internal.MergeContext copyCache)
protected java.util.concurrent.CompletionStage<java.lang.Void>	entityIsPersistent(org.hibernate.event.spi.MergeEvent event, org.hibernate.event.internal.MergeContext copyCache)
protected java.util.concurrent.CompletionStage<java.lang.Void>	entityIsTransient(org.hibernate.event.spi.MergeEvent event, org.hibernate.event.internal.MergeContext copyCache)
protected CascadingAction<org.hibernate.event.internal.MergeContext>	getCascadeReactiveAction()
protected java.util.Map<?,?>	getMergeMap(java.lang.Object anything)
void	injectCallbackRegistry(org.hibernate.jpa.event.spi.CallbackRegistry callbackRegistry)
void	onMerge(org.hibernate.event.spi.MergeEvent event)
void	onMerge(org.hibernate.event.spi.MergeEvent event, java.util.Map copiedAlready)
java.util.concurrent.CompletionStage<java.lang.Void>	reactiveOnMerge(org.hibernate.event.spi.MergeEvent event) Handle the given merge event.
java.util.concurrent.CompletionStage<java.lang.Void>	reactiveOnMerge(org.hibernate.event.spi.MergeEvent event, org.hibernate.event.internal.MergeContext copyCache) Handle the given merge event.
protected java.util.concurrent.CompletionStage<java.lang.Void>	reactivePerformSave(java.lang.Object entity, java.io.Serializable 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.io.Serializable 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.io.Serializable 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.io.Serializable 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

Constructor Detail

DefaultReactiveMergeEventListener

public DefaultReactiveMergeEventListener()

Method Detail

onMerge

public void onMerge(org.hibernate.event.spi.MergeEvent event)
             throws org.hibernate.HibernateException

Specified by:

onMerge in interface org.hibernate.event.spi.MergeEventListener

Throws:

org.hibernate.HibernateException

onMerge

public void onMerge(org.hibernate.event.spi.MergeEvent event,
                    java.util.Map copiedAlready)
             throws org.hibernate.HibernateException

Specified by:

onMerge in interface org.hibernate.event.spi.MergeEventListener

Throws:

org.hibernate.HibernateException

getMergeMap

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

reactiveOnMerge

public java.util.concurrent.CompletionStage<java.lang.Void> reactiveOnMerge(org.hibernate.event.spi.MergeEvent event)
                                                                     throws org.hibernate.HibernateException

Handle the given merge event.

Specified by:

reactiveOnMerge in interface ReactiveMergeEventListener

Parameters:

event - The merge event to be handled.

Throws:

org.hibernate.HibernateException

reactiveOnMerge

public java.util.concurrent.CompletionStage<java.lang.Void> reactiveOnMerge(org.hibernate.event.spi.MergeEvent event,
                                                                            org.hibernate.event.internal.MergeContext copyCache)
                                                                     throws org.hibernate.HibernateException

Handle the given merge event.

Specified by:

reactiveOnMerge in interface ReactiveMergeEventListener

Parameters:

event - The merge event to be handled.

Throws:

org.hibernate.HibernateException

entityIsPersistent

protected java.util.concurrent.CompletionStage<java.lang.Void> entityIsPersistent(org.hibernate.event.spi.MergeEvent event,
                                                                                  org.hibernate.event.internal.MergeContext copyCache)

entityIsTransient

protected java.util.concurrent.CompletionStage<java.lang.Void> entityIsTransient(org.hibernate.event.spi.MergeEvent event,
                                                                                 org.hibernate.event.internal.MergeContext copyCache)

entityIsDetached

protected java.util.concurrent.CompletionStage<java.lang.Void> entityIsDetached(org.hibernate.event.spi.MergeEvent event,
                                                                                org.hibernate.event.internal.MergeContext copyCache)

copyValues

protected void copyValues(org.hibernate.persister.entity.EntityPersister persister,
                          java.lang.Object entity,
                          java.lang.Object target,
                          org.hibernate.engine.spi.SessionImplementor source,
                          org.hibernate.event.internal.MergeContext copyCache)

copyValues

protected void copyValues(org.hibernate.persister.entity.EntityPersister persister,
                          java.lang.Object entity,
                          java.lang.Object target,
                          org.hibernate.engine.spi.SessionImplementor source,
                          org.hibernate.event.internal.MergeContext copyCache,
                          org.hibernate.type.ForeignKeyDirection foreignKeyDirection)

cascadeOnMerge

protected java.util.concurrent.CompletionStage<java.lang.Void> cascadeOnMerge(org.hibernate.event.spi.EventSource source,
                                                                              org.hibernate.persister.entity.EntityPersister persister,
                                                                              java.lang.Object entity,
                                                                              org.hibernate.event.internal.MergeContext copyCache)

Perform any cascades needed as part of this copy event.

Parameters:

source - The merge event being processed.

persister - The persister of the entity being copied.

entity - The entity being copied.

copyCache - A cache of already copied instance.

getCascadeReactiveAction

protected CascadingAction<org.hibernate.event.internal.MergeContext> getCascadeReactiveAction()

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,
                                                                                org.hibernate.event.internal.MergeContext anything)
                                                                         throws org.hibernate.HibernateException

Cascade behavior is redefined by this subclass, disable superclass behavior

Parameters:

source - The session from which the event originated.

persister - The entity's persister instance.

entity - The entity beng saved.

anything - Generally cascade-specific data

Throws:

org.hibernate.HibernateException

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,
                                                                                 org.hibernate.event.internal.MergeContext anything)
                                                                          throws org.hibernate.HibernateException

Cascade behavior is redefined by this subclass, disable superclass behavior

Parameters:

source - The session from whcih the save event originated.

persister - The entity's persister instance.

entity - The entity to be saved.

anything - Generally cascade-specific data

Throws:

org.hibernate.HibernateException

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.io.Serializable 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.io.Serializable 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

substituteValuesIfNecessary

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