org.apache.openjpa.persistence.meta
Class Members.KeyAttributeImpl<X,K>

java.lang.Object
  org.apache.openjpa.persistence.meta.Members.Member<X,C>
      org.apache.openjpa.persistence.meta.Members.PluralAttributeImpl<X,Set<E>,E>
          org.apache.openjpa.persistence.meta.Members.SetAttributeImpl<X,K>
              org.apache.openjpa.persistence.meta.Members.KeyAttributeImpl<X,K>

Type Parameters:

X - the declaring type of the original java.util.Map<K,V> attribute

K - the type of the key of the original java.util.Map<K,V> attribute

All Implemented Interfaces:

Comparable<Members.Member<X,Set<K>>>, Attribute<X,Set<K>>, Bindable<K>, PluralAttribute<X,Set<K>,K>, SetAttribute<X,K>

Enclosing class:

Members

public static class Members.KeyAttributeImpl<X,K>
extends Members.SetAttributeImpl<X,K>

Represents the keys of java.util.Map<K,V> in managed type <X> as a pseudo-attribute of type java.util.Set<K>.

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

Field Summary

Fields inherited from class org.apache.openjpa.persistence.meta.Members.Member

fmd, owner

Constructor Summary

Members.KeyAttributeImpl(AbstractManagedType<X> owner, FieldMetaData fmd)

Method Summary

Class<K>

getBindableJavaType() Returns the bindable Java type of this attribute.

Methods inherited from class org.apache.openjpa.persistence.meta.Members.SetAttributeImpl

getCollectionType

Methods inherited from class org.apache.openjpa.persistence.meta.Members.PluralAttributeImpl

getBindableType, getElementType, getPersistentAttributeType

Methods inherited from class org.apache.openjpa.persistence.meta.Members.Member

compareTo, getDeclaringType, getJavaMember, getJavaType, getName, getType, isAssociation, isCollection

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javax.persistence.metamodel.PluralAttribute

getElementType

Methods inherited from interface javax.persistence.metamodel.Attribute

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

Methods inherited from interface javax.persistence.metamodel.Bindable

getBindableType

Constructor Detail

Members.KeyAttributeImpl

public Members.KeyAttributeImpl(AbstractManagedType<X> owner,
                                FieldMetaData fmd)

Method Detail

getBindableJavaType

public Class<K> getBindableJavaType()

Description copied from class: Members.PluralAttributeImpl

Returns the bindable Java type of this attribute. For PLURAL_ATTRIBUTE, the Java element type is returned.

Specified by:

getBindableJavaType in interface Bindable<K>

Overrides:

getBindableJavaType in class Members.PluralAttributeImpl<X,Set<K>,K>