javax.persistence.metamodel
Interface MapAttribute<X,K,V>

Type Parameters:

X - The type the represented Map belongs to

K - The type of the key of the represented Map

V - The type of the value of the represented Map

All Superinterfaces:

Attribute<X,java.util.Map<K,V>>, Bindable<V>, PluralAttribute<X,java.util.Map<K,V>,V>

public interface MapAttribute<X,K,V>
extends PluralAttribute<X,java.util.Map<K,V>,V>

Instances of the type MapAttribute represent persistent java.util.Map-valued attributes.

Since:

Java Persistence 2.0

Nested Class Summary

Nested classes/interfaces inherited from interface javax.persistence.metamodel.PluralAttribute

PluralAttribute.CollectionType

Nested classes/interfaces inherited from interface javax.persistence.metamodel.Attribute

Attribute.PersistentAttributeType

Nested classes/interfaces inherited from interface javax.persistence.metamodel.Bindable

Bindable.BindableType

Method Summary

java.lang.Class<K>	getKeyJavaType() Return the Java type of the map key.
Type<K>	getKeyType() Return the type representing the key type of the map.

Methods inherited from interface javax.persistence.metamodel.PluralAttribute

getCollectionType, getElementType

Methods inherited from interface javax.persistence.metamodel.Attribute

getDeclaringType, getJavaMember, getJavaType, getName, getPersistentAttributeType, isAssociation, isCollection

Methods inherited from interface javax.persistence.metamodel.Bindable

getBindableJavaType, getBindableType

Method Detail

getKeyJavaType

java.lang.Class<K> getKeyJavaType()

Return the Java type of the map key.

Returns:

Java key type

getKeyType

Type<K> getKeyType()

Return the type representing the key type of the map.

Returns:

type representing key type