Package io.micronaut.data.event.listeners

Interface PrePersistEventListener<T>

Type Parameters:

T - The entity type

All Superinterfaces:

EntityEventListener<T>, EventListener, io.micronaut.core.order.Ordered

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface PrePersistEventListener<T>
extends EntityEventListener<T>

Functional version or PrePersist event handlers.

Since:

2.3.0

Field Summary

Fields inherited from interface io.micronaut.data.event.EntityEventListener

NOOP

Fields inherited from interface io.micronaut.core.order.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Method Summary

Modifier and Type	Method	Description
default boolean	prePersist(@NonNull EntityEventContext<T> context)	A pre-persist hook.
boolean	prePersist(T entity)	A pre-persist hook.
default boolean	supports(RuntimePersistentEntity<T> entity, Class<? extends Annotation> eventType)	Allows including or excluding a listener for a specific entity.

Methods inherited from interface io.micronaut.data.event.EntityEventListener

postLoad, postPersist, postRemove, postUpdate, preQuery, preRemove, preUpdate

Methods inherited from interface io.micronaut.core.order.Ordered

getOrder

Method Details

prePersist

boolean prePersist(@NonNull
 T entity)

A pre-persist hook. Implementors can return false to evict the operation.

Parameters:

entity - The entity

Returns:

A boolean value indicating whether to proceed with the operation.

prePersist

default boolean prePersist(@NonNull
 @NonNull EntityEventContext<T> context)

Description copied from interface: EntityEventListener

A pre-persist hook. Implementors can return false to evict the operation.

Specified by:

prePersist in interface EntityEventListener<T>

Parameters:

context - The context object

Returns:

A boolean value indicating whether to proceed with the operation.

supports

default boolean supports(RuntimePersistentEntity<T> entity,
 Class<? extends Annotation> eventType)

Description copied from interface: EntityEventListener

Allows including or excluding a listener for a specific entity.

Specified by:

supports in interface EntityEventListener<T>

Parameters:

entity - The entity

eventType - The event type

Returns:

True if it is supported