org.hibernate.reactive.event.impl

Class DefaultReactiveResolveNaturalIdEventListener

java.lang.Object

org.hibernate.event.internal.AbstractReassociateEventListener

org.hibernate.event.internal.AbstractLockUpgradeEventListener

org.hibernate.reactive.event.impl.DefaultReactiveResolveNaturalIdEventListener

All Implemented Interfaces:

java.io.Serializable, org.hibernate.event.spi.ResolveNaturalIdEventListener, ReactiveResolveNaturalIdEventListener

public class DefaultReactiveResolveNaturalIdEventListener
extends org.hibernate.event.internal.AbstractLockUpgradeEventListener
implements ReactiveResolveNaturalIdEventListener, org.hibernate.event.spi.ResolveNaturalIdEventListener

A reactific DefaultResolveNaturalIdEventListener.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DefaultReactiveResolveNaturalIdEventListener()

Method Summary

Modifier and Type	Method and Description
protected java.util.concurrent.CompletionStage<java.io.Serializable>	loadFromDatasource(org.hibernate.event.spi.ResolveNaturalIdEvent event) Performs the process of loading an entity from the configured underlying datasource.
void	onResolveNaturalId(org.hibernate.event.spi.ResolveNaturalIdEvent event)
java.util.concurrent.CompletionStage<java.lang.Void>	reactiveResolveNaturalId(org.hibernate.event.spi.ResolveNaturalIdEvent event) Handle the given resolve natural id event.
protected java.io.Serializable	resolveFromCache(org.hibernate.event.spi.ResolveNaturalIdEvent event) Attempts to resolve the entity id corresponding to the event's natural id values from the session
protected java.util.concurrent.CompletionStage<java.io.Serializable>	resolveNaturalId(org.hibernate.event.spi.ResolveNaturalIdEvent event) Coordinates the efforts to load a given entity.

Methods inherited from class org.hibernate.event.internal.AbstractLockUpgradeEventListener

upgradeLock

Methods inherited from class org.hibernate.event.internal.AbstractReassociateEventListener

reassociate

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultReactiveResolveNaturalIdEventListener

public DefaultReactiveResolveNaturalIdEventListener()

Method Detail

onResolveNaturalId

public void onResolveNaturalId(org.hibernate.event.spi.ResolveNaturalIdEvent event)
                        throws org.hibernate.HibernateException

Specified by:

onResolveNaturalId in interface org.hibernate.event.spi.ResolveNaturalIdEventListener

Throws:

org.hibernate.HibernateException

reactiveResolveNaturalId

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

Description copied from interface: ReactiveResolveNaturalIdEventListener

Handle the given resolve natural id event.

Specified by:

reactiveResolveNaturalId in interface ReactiveResolveNaturalIdEventListener

Parameters:

event - The resolve natural id event to be handled.

Throws:

org.hibernate.HibernateException - Indicates a problem resolving natural id to primary key

resolveNaturalId

protected java.util.concurrent.CompletionStage<java.io.Serializable> resolveNaturalId(org.hibernate.event.spi.ResolveNaturalIdEvent event)

Coordinates the efforts to load a given entity. First, an attempt is made to load the entity from the session-level cache. If not found there, an attempt is made to locate it in second-level cache. Lastly, an attempt is made to load it directly from the datasource.

Parameters:

event - The load event

Returns:

The loaded entity, or null.

resolveFromCache

protected java.io.Serializable resolveFromCache(org.hibernate.event.spi.ResolveNaturalIdEvent event)

Attempts to resolve the entity id corresponding to the event's natural id values from the session

Parameters:

event - The load event

Returns:

The entity from the cache, or null.

loadFromDatasource

protected java.util.concurrent.CompletionStage<java.io.Serializable> loadFromDatasource(org.hibernate.event.spi.ResolveNaturalIdEvent event)

Performs the process of loading an entity from the configured underlying datasource.

Parameters:

event - The load event

Returns:

The object loaded from the datasource, or null if not found.