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

Class DeleteEvent

java.lang.Object

java.util.EventObject

org.springframework.context.ApplicationEvent

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

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

AfterDeleteEvent, BeforeDeleteEvent

public class DeleteEvent
extends org.springframework.context.ApplicationEvent

An event published when Spring Data Cloud Datastore performs a 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(com.google.cloud.datastore.Key[] keysToDelete, Class targetEntityClass, Iterable targetIds, Iterable targetEntities) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
com.google.cloud.datastore.Key[]	getKeys() Get the keys that were deleted in this operation.
Optional<Iterable>	getOptionalTargetEntities() Get thetarget entity objects deleted.
Optional<Class>	getOptionalTargetEntityClass() Get the target entity type deleted.
Optional<Iterable>	getOptionalTargetIds() Get the target entity ID values deleted.
int	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(com.google.cloud.datastore.Key[] keysToDelete,
                   Class targetEntityClass,
                   Iterable targetIds,
                   Iterable targetEntities)

Constructor.

Parameters:

keysToDelete - The keys that are deleted in this operation (never null).

targetEntityClass - The target entity type deleted. This may be null depending on the specific delete operation.

targetIds - The target entity ID values deleted. This may be null depending on the specific delete operation.

targetEntities - The target entity objects deleted. This may be null depending on the specific delete operation.

Method Detail

getKeys

public com.google.cloud.datastore.Key[] getKeys()

Get the keys that were deleted in this operation.

Returns:

the array of keys.

getOptionalTargetEntityClass

public Optional<Class> getOptionalTargetEntityClass()

Get the target entity type deleted.

Returns:

This may be empty depending on the specific delete operation.

getOptionalTargetIds

public Optional<Iterable> getOptionalTargetIds()

Get the target entity ID values deleted.

Returns:

This may be empty depending on the specific delete operation.

getOptionalTargetEntities

public Optional<Iterable> getOptionalTargetEntities()

Get thetarget entity objects deleted.

Returns:

This may be empty depending on the specific delete operation.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object