Class Members.SingularAttributeImpl<X,T>

  extended by org.apache.openjpa.persistence.meta.Members.Member<X,T>
      extended by org.apache.openjpa.persistence.meta.Members.SingularAttributeImpl<X,T>
Type Parameters:
X - The type containing the represented attribute
T - The type of the represented attribute
All Implemented Interfaces:
Comparable<Members.Member<X,T>>, Attribute<X,T>, Bindable<T>, SingularAttribute<X,T>
Enclosing class:

public static final class Members.SingularAttributeImpl<X,T>
extends Members.Member<X,T>
implements SingularAttribute<X,T>

Represents single-valued persistent attributes.

Nested Class Summary
Nested classes/interfaces inherited from interface javax.persistence.metamodel.Attribute
Nested classes/interfaces inherited from interface javax.persistence.metamodel.Bindable
Field Summary
Fields inherited from class org.apache.openjpa.persistence.meta.Members.Member
fmd, owner
Constructor Summary
Members.SingularAttributeImpl(AbstractManagedType<X> owner, FieldMetaData fmd)
Method Summary
 Class<T> getBindableJavaType()
          Returns the bindable Java type of this attribute.
 Bindable.BindableType getBindableType()
          Categorizes bindable type represented by this attribute.
 Attribute.PersistentAttributeType getPersistentAttributeType()
          Categorizes the attribute.
 boolean isId()
          Affirms if this attribute is an id attribute.
 boolean isOptional()
          Affirms if this attribute can be null.
 boolean isVersion()
          Affirms if this attribute represents a version attribute.
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.SingularAttribute
Methods inherited from interface javax.persistence.metamodel.Attribute
getDeclaringType, getJavaMember, getJavaType, getName, isAssociation, isCollection

Constructor Detail


public Members.SingularAttributeImpl(AbstractManagedType<X> owner,
                                     FieldMetaData fmd)
Method Detail


public boolean isId()
Affirms if this attribute is an id attribute.

Specified by:
isId in interface SingularAttribute<X,T>


public boolean isVersion()
Affirms if this attribute represents a version attribute.

Specified by:
isVersion in interface SingularAttribute<X,T>


public boolean isOptional()
Affirms if this attribute can be null.

Specified by:
isOptional in interface SingularAttribute<X,T>


public final Bindable.BindableType getBindableType()
Categorizes bindable type represented by this attribute.

Specified by:
getBindableType in interface Bindable<T>


public final Class<T> getBindableJavaType()
Returns the bindable Java type of this attribute. If the bindable category of this attribute is PLURAL_ATTRIBUTE, the Java element type is returned. If the bindable type is SINGULAR_ATTRIBUTE or ENTITY_TYPE, the Java type of the represented entity or attribute is returned.

Specified by:
getBindableJavaType in interface Bindable<T>


public final Attribute.PersistentAttributeType getPersistentAttributeType()
Categorizes the attribute.

Specified by:
getPersistentAttributeType in interface Attribute<X,T>
getPersistentAttributeType in class Members.Member<X,T>

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