org.springframework.data.relational.core.mapping.event

Interface BeforeConvertCallback<T>

All Superinterfaces:

EntityCallback<T>

All Known Implementing Classes:

RelationalAuditingCallback

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 BeforeConvertCallback<T>
extends EntityCallback<T>

An EntityCallback that gets invoked before the aggregate is converted into a database change. The decision if the change will be an insert or update is made before this callback gets called.

Since:

1.1

Author:

Jens Schauder, Mark Paluch

Method Summary

Modifier and Type	Method and Description
T	onBeforeConvert(T aggregate) Entity callback method invoked before an aggregate root is converted to be persisted.

Method Detail

onBeforeConvert

T onBeforeConvert(T aggregate)

Entity callback method invoked before an aggregate root is converted to be persisted. Can return either the same or a modified instance of the aggregate.

Parameters:

aggregate - the saved aggregate.

Returns:

the aggregate to be persisted.