Package org.eclipse.persistence.internal.jpa.metamodel

Class AttributeImpl<X,​T>

  • Type Parameters:
    X - The represented type that contains the attribute
    T - The type of the represented attribute
    All Implemented Interfaces:
    jakarta.persistence.metamodel.Attribute<X,​T>, Serializable
    Direct Known Subclasses:
    PluralAttributeImpl, SingularAttributeImpl
    public abstract class AttributeImpl<X,​T>
extends Object
implements jakarta.persistence.metamodel.Attribute<X,​T>, Serializable

    Purpose: Provides the implementation for the Attribute interface of the JPA 2.0 Metamodel API (part of the JSR-317 EJB 3.1 Criteria API)

    Description: An attribute of a Java type

    Since:
    EclipseLink 1.2 - JPA 2.0
    See Also:
    Attribute, Serialized Form

    • Constructor Detail

    • Method Detail

      • getDeclaringType

        public jakarta.persistence.metamodel.ManagedType<X> getDeclaringType()
        Return the managed type representing the type in which the attribute was declared.
        Specified by:
        getDeclaringType in interface jakarta.persistence.metamodel.Attribute<X,​T>
        Returns:
        declaring type

      • getDescriptor

        protected ClassDescriptor getDescriptor()
        INTERNAL: Return the Descriptor associated with this attribute
        Returns:

      • getJavaMember

        public Member getJavaMember()
        Return the java.lang.reflect.Member for the represented attribute. In the case of property access the get method will be returned
        Specified by:
        getJavaMember in interface jakarta.persistence.metamodel.Attribute<X,​T>
        Returns:
        corresponding java.lang.reflect.Member

      • getJavaType

        public abstract Class<T> getJavaType()
        Return the Java type of the represented attribute.
        Specified by:
        getJavaType in interface jakarta.persistence.metamodel.Attribute<X,​T>
        Returns:
        Java type

      • getManagedTypeImpl

        public ManagedTypeImpl<X> getManagedTypeImpl()
        INTERNAL: Return the managed type representing the type in which the member was declared.
        Returns:

      • getMapping

        public DatabaseMapping getMapping()
        INTERNAL: Return the databaseMapping that represents the type
        Returns:

      • getMetamodel

        protected MetamodelImpl getMetamodel()
        INTERNAL: Return the concrete metamodel that this attribute is associated with.
        Returns:
        MetamodelImpl

      • getName

        public String getName()
        Return the name of the attribute.
        Specified by:
        getName in interface jakarta.persistence.metamodel.Attribute<X,​T>
        Returns:
        name

      • getPersistentAttributeType

        public jakarta.persistence.metamodel.Attribute.PersistentAttributeType getPersistentAttributeType()
        Return the persistent attribute type for the attribute.
        Specified by:
        getPersistentAttributeType in interface jakarta.persistence.metamodel.Attribute<X,​T>
        Returns:
        persistent attribute type

      • isAssociation

        public boolean isAssociation()
        Is the attribute an association.
        Specified by:
        isAssociation in interface jakarta.persistence.metamodel.Attribute<X,​T>
        Returns:
        whether boolean indicating whether attribute corresponds to an association

      • isCollection

        public boolean isCollection()
        Is the attribute collection-valued.
        Specified by:
        isCollection in interface jakarta.persistence.metamodel.Attribute<X,​T>
        Returns:
        boolean indicating whether attribute is collection-valued.

        This will be true for the mappings CollectionMapping, AbstractCompositeCollectionMapping, AbstractCompositeDirectCollectionMapping and their subclasses

      • isPlural

        public abstract boolean isPlural()
        INTERNAL: Return whether the attribute is plural or singular
        Returns: