org.springframework.data.repository.core.support

Class PersistentEntityInformation<T,ID>

java.lang.Object

org.springframework.data.repository.core.support.PersistentEntityInformation<T,ID>

All Implemented Interfaces:

EntityInformation<T,ID>, EntityMetadata<T>

public class PersistentEntityInformation<T,ID>
extends Object
implements EntityInformation<T,ID>

EntityInformation implementation that uses a PersistentEntity to obtain id type information and uses a IdentifierAccessor to access the property value if requested.

Author:

Oliver Gierke, Christoph Strobl

Constructor Summary

Constructors

Constructor and Description
PersistentEntityInformation(PersistentEntity<T,? extends PersistentProperty<?>> persistentEntity)

Method Summary

Modifier and Type	Method and Description
ID	getId(T entity) Returns the id of the given entity or null if none can be obtained.
Class<ID>	getIdType() Returns the type of the id of the entity.
Class<T>	getJavaType() Returns the actual domain class type.
boolean	isNew(T entity) Returns whether the given entity is considered to be new.

Methods inherited from class java.lang.Object

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

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

getRequiredId

Constructor Detail

PersistentEntityInformation

public PersistentEntityInformation(PersistentEntity<T,? extends PersistentProperty<?>> persistentEntity)

Method Detail

isNew

public boolean isNew(T entity)

Description copied from interface: EntityInformation

Returns whether the given entity is considered to be new.

Specified by:

isNew in interface EntityInformation<T,ID>

Parameters:

entity - must never be null

Returns:

getId

@Nullable
public ID getId(T entity)

Description copied from interface: EntityInformation

Returns the id of the given entity or null if none can be obtained.

Specified by:

getId in interface EntityInformation<T,ID>

Parameters:

entity - must never be null

Returns:

getJavaType

public Class<T> getJavaType()

Description copied from interface: EntityMetadata

Returns the actual domain class type.

Specified by:

getJavaType in interface EntityMetadata<T>

Returns:

getIdType

public Class<ID> getIdType()

Description copied from interface: EntityInformation

Returns the type of the id of the entity.

Specified by:

getIdType in interface EntityInformation<T,ID>

Returns: