EclipseLink 2.2.0, build 'v20110202-r8913' API Reference

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

EclipseLink 2.2.0, build 'v20110202-r8913' API Reference