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

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>

All Implemented Interfaces:

JpaEntityInformation<T,ID>, org.springframework.data.repository.core.EntityInformation<T,ID>, org.springframework.data.repository.core.EntityMetadata<T>

Direct Known Subclasses:

JpaPersistableEntityInformation

public class JpaMetamodelEntityInformation<T,ID extends Serializable>
extends JpaEntityInformationSupport<T,ID>

Implementation of EntityInformation that uses JPA Metamodel to find the domain class' id field.

Author:

Oliver Gierke

Constructor Summary

JpaMetamodelEntityInformation(Class<T> domainClass, javax.persistence.metamodel.Metamodel metamodel)
Creates a new JpaMetamodelEntityInformation for the given domain class and Metamodel.

Method Summary

ID	getId(T entity)
javax.persistence.metamodel.SingularAttribute<? super T,?>	getIdAttribute() Returns the id attribute of the entity.
Class<ID>	getIdType()

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

getEntityName, getMetadata

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

getJavaType, isNew

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

isNew

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

getJavaType

Constructor Detail

JpaMetamodelEntityInformation

public JpaMetamodelEntityInformation(Class<T> domainClass,
                                     javax.persistence.metamodel.Metamodel metamodel)

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

Parameters:

domainClass - must not be null.

metamodel - must not be .

Method Detail

getId

public ID getId(T entity)

getIdType

public Class<ID> getIdType()

getIdAttribute

public javax.persistence.metamodel.SingularAttribute<? super T,?> getIdAttribute()

Description copied from interface: JpaEntityInformation

Returns the id attribute of the entity.

Returns: