org.springframework.cloud.gcp.data.spanner.core.mapping.event

Class DeleteEvent

java.lang.Object

java.util.EventObject

org.springframework.context.ApplicationEvent

org.springframework.cloud.gcp.data.spanner.core.mapping.event.MutationEvent

org.springframework.cloud.gcp.data.spanner.core.mapping.event.DeleteEvent

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

AfterDeleteEvent, BeforeDeleteEvent

public class DeleteEvent
extends MutationEvent

An event signaling a Cloud Spanner delete operation.

Author:

Chengyuan Zhao

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
DeleteEvent(List<Mutation> source, Iterable targetEntities, KeySet targetKeys, Class targetType) Constructor.

Method Summary

Modifier and Type	Method and Description
KeySet	getTargetKeys() Get the list of keys that needed to be deleted.
Class	getTargetType() Get the type of entity that needed to be deleted.

Methods inherited from class org.springframework.cloud.gcp.data.spanner.core.mapping.event.MutationEvent

equals, getMutations, getTargetEntities, hashCode

Methods inherited from class org.springframework.context.ApplicationEvent

getTimestamp

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DeleteEvent

public DeleteEvent(List<Mutation> source,
                   Iterable targetEntities,
                   KeySet targetKeys,
                   Class targetType)

Constructor.

Parameters:

source - the mutations for the event initially occurred. (never null)

targetEntities - the target entities that need to be deleted.This may be null depending on the type of delete request.

targetKeys - the target keys that need to be deleted. This may be null depending on the type of delete request.

targetType - the target entity type that needs to be deleted. This may be null depending on the type of delete request.

Method Detail

getTargetKeys

public KeySet getTargetKeys()

Get the list of keys that needed to be deleted.

Returns:

This may be null depending on the type of delete request.

getTargetType

public Class getTargetType()

Get the type of entity that needed to be deleted.

Returns:

This may be null depending on the type of delete request.