Package org.springframework.data.jpa.repository.support

Class JpaPersistableEntityInformation<T extends Persistable<ID>,ID>

java.lang.Object

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

org.springframework.data.jpa.repository.support.JpaEntityInformationSupport<T,ID>

org.springframework.data.jpa.repository.support.JpaMetamodelEntityInformation<T,ID>

org.springframework.data.jpa.repository.support.JpaPersistableEntityInformation<T,ID>

All Implemented Interfaces:

JpaEntityMetadata<T>, JpaEntityInformation<T,ID>, EntityInformation<T,ID>, EntityMetadata<T>

public class JpaPersistableEntityInformation<T extends Persistable<ID>,ID>
extends JpaMetamodelEntityInformation<T,ID>

Extension of JpaMetamodelEntityInformation that consideres methods of Persistable to lookup the id.

Author:

Oliver Gierke, Christoph Strobl, Mark Paluch

Constructor Summary

Constructors

Constructor	Description
JpaPersistableEntityInformation(Class<T> domainClass, jakarta.persistence.metamodel.Metamodel metamodel, jakarta.persistence.PersistenceUnitUtil persistenceUnitUtil)	Creates a new JpaPersistableEntityInformation for the given domain class and Metamodel.

Method Summary

Modifier and Type	Method	Description
ID	getId(T entity)
boolean	isNew(T entity)

Methods inherited from class org.springframework.data.jpa.repository.support.JpaMetamodelEntityInformation

getCompositeIdAttributeValue, getEntityName, getIdAttribute, getIdAttributeNames, getIdType, getKeyset, hasCompositeId

Methods inherited from class org.springframework.data.jpa.repository.support.JpaEntityInformationSupport

getEntityInformation

Methods inherited from class org.springframework.data.repository.core.support.AbstractEntityInformation

getJavaType

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

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

getJavaType

Methods inherited from interface org.springframework.data.jpa.repository.support.JpaEntityInformation

getRequiredIdAttribute

Constructor Details

JpaPersistableEntityInformation

public JpaPersistableEntityInformation(Class<T> domainClass,
 jakarta.persistence.metamodel.Metamodel metamodel,
 jakarta.persistence.PersistenceUnitUtil persistenceUnitUtil)

Creates a new JpaPersistableEntityInformation for the given domain class and Metamodel.

Parameters:

domainClass - must not be null.

metamodel - must not be null.

persistenceUnitUtil - must not be null.

Method Details

isNew

public boolean isNew(T entity)

Specified by:

isNew in interface EntityInformation<T extends Persistable<ID>,ID>

Overrides:

isNew in class JpaMetamodelEntityInformation<T extends Persistable<ID>,ID>

getId

@Nullable
public ID getId(T entity)

Specified by:

getId in interface EntityInformation<T extends Persistable<ID>,ID>

Overrides:

getId in class JpaMetamodelEntityInformation<T extends Persistable<ID>,ID>