org.springframework.data.neo4j.repository.event

Class OptimisticLockingBeforeBindCallback

java.lang.Object

org.springframework.data.neo4j.repository.event.OptimisticLockingBeforeBindCallback

All Implemented Interfaces:

Ordered, EntityCallback<Object>, BeforeBindCallback<Object>

@API(status=INTERNAL,
     since="6.0")
public final class OptimisticLockingBeforeBindCallback
extends Object
implements BeforeBindCallback<Object>, Ordered

Callback to increment the value of the version property for a given entity.

Since:

6.0

Author:

Gerrit Meier

Field Summary

Fields inherited from interface org.springframework.core.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor and Description
OptimisticLockingBeforeBindCallback(Neo4jMappingContext neo4jMappingContext)

Method Summary

Modifier and Type	Method and Description
int	getOrder()
Object	onBeforeBind(Object entity) Entity callback method invoked before a domain object is saved.

Methods inherited from class java.lang.Object

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

Constructor Detail

OptimisticLockingBeforeBindCallback

public OptimisticLockingBeforeBindCallback(Neo4jMappingContext neo4jMappingContext)

Method Detail

onBeforeBind

public Object onBeforeBind(Object entity)

Description copied from interface: BeforeBindCallback

Entity callback method invoked before a domain object is saved. Can return either the same or a modified instance of the domain object. This method is called before converting the entity to a Map, so the outcome of this callback is used to create the record for the domain object.

Specified by:

onBeforeBind in interface BeforeBindCallback<Object>

Parameters:

entity - the domain object to save.

Returns:

the domain object to be persisted.

getOrder

public int getOrder()

Specified by:

getOrder in interface Ordered