org.springframework.data.repository.core

Interface EntityInformation<T,ID extends Serializable>

All Superinterfaces:

EntityMetadata<T>

All Known Implementing Classes:

AbstractEntityInformation, DelegatingEntityInformation, PersistableEntityInformation, PersistentEntityInformation, ReflectionEntityInformation

public interface EntityInformation<T,ID extends Serializable>
extends EntityMetadata<T>

Extension of EntityMetadata to add functionality to query information of entity instances.

Author:

Oliver Gierke

Method Summary

Modifier and Type	Method and Description
ID	getId(T entity) Returns the id of the given entity.
Class<ID>	getIdType() Returns the type of the id of the entity.
boolean	isNew(T entity) Returns whether the given entity is considered to be new.

Methods inherited from interface org.springframework.data.repository.core.EntityMetadata

getJavaType

Method Detail

isNew

boolean isNew(T entity)

Returns whether the given entity is considered to be new.

Parameters:

entity - must never be null

Returns:

getId

ID getId(T entity)

Returns the id of the given entity.

Parameters:

entity - must never be null

Returns:

getIdType

Class<ID> getIdType()

Returns the type of the id of the entity.

Returns: