javax.persistence.metamodel

Interface Attribute<X,Y>

Type Parameters:

X - The represented type that contains the attribute

Y - The type of the represented attribute

All Known Subinterfaces:

AttributeImplementor<X,Y>, CollectionAttribute<X,E>, ListAttribute<X,E>, MapAttribute<X,K,V>, PluralAttribute<X,C,E>, SetAttribute<X,E>, SingularAttribute<X,T>

All Known Implementing Classes:

AbstractAttribute, MapKeyHelpers.MapKeyAttribute, PluralAttributeImpl, SingularAttributeImpl, SingularAttributeImpl.Identifier, SingularAttributeImpl.Version

public interface Attribute<X,Y>

Represents an attribute of a Java type.

Since:

Java Persistence 2.0

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Attribute.PersistentAttributeType

Method Summary

Modifier and Type	Method and Description
ManagedType<X>	getDeclaringType() Return the managed type representing the type in which the attribute was declared.
Member	getJavaMember() Return the java.lang.reflect.Member for the represented attribute.
Class<Y>	getJavaType() Return the Java type of the represented attribute.
String	getName() Return the name of the attribute.
Attribute.PersistentAttributeType	getPersistentAttributeType() Return the persistent attribute type for the attribute.
boolean	isAssociation() Is the attribute an association.
boolean	isCollection() Is the attribute collection-valued (represents a Collection, Set, List, or Map).

Method Detail

getName

String getName()

Return the name of the attribute.

Returns:

name

getPersistentAttributeType

Attribute.PersistentAttributeType getPersistentAttributeType()

Return the persistent attribute type for the attribute.

Returns:

persistent attribute type

getDeclaringType

ManagedType<X> getDeclaringType()

Return the managed type representing the type in which the attribute was declared.

Returns:

declaring type

getJavaType

Class<Y> getJavaType()

Return the Java type of the represented attribute.

Returns:

Java type

getJavaMember

Member getJavaMember()

Return the java.lang.reflect.Member for the represented attribute.

Returns:

corresponding java.lang.reflect.Member

isAssociation

boolean isAssociation()

Is the attribute an association.

Returns:

boolean indicating whether the attribute corresponds to an association

isCollection

boolean isCollection()

Is the attribute collection-valued (represents a Collection, Set, List, or Map).

Returns:

boolean indicating whether the attribute is collection-valued