Package javax.persistence

Annotation Type NamedSubgraph

  • @Target({})
@Retention(RUNTIME)
public @interface NamedSubgraph
    The NamedSubgraph annotation is used to further define an attribute node. It is referenced by its name from the subgraph or keySubgraph element of a NamedAttributeNode element.
    Since:
    JPA 2.1

    • Required Element Summary

      Required Elements 
      Modifier and Type Required Element Description
      NamedAttributeNode[] attributeNodes
      Lists attributes of the class that must be included.
      String name
      The name element is the name used to reference the subgraph from a NamedAttributeNode definition.

    • Optional Element Summary

      Optional Elements 
      Modifier and Type Optional Element Description
      Class type
      The type element must be specified when the subgraph corresponds to a subclass of the entity type corresponding to the referencing attribute node.

    • Element Detail

      • name

        String name
        The name element is the name used to reference the subgraph from a NamedAttributeNode definition. In the case of entity inheritance, multiple subgraph elements have the same name.
        Returns:
        name

      • attributeNodes

        NamedAttributeNode[] attributeNodes
        Lists attributes of the class that must be included. If the subgraph corresponds to a subclass of the class referenced by the corresponding attribute node, only subclass-specific attributes are listed.
        Returns:
        attribute nodes

      • type

        Class type
        The type element must be specified when the subgraph corresponds to a subclass of the entity type corresponding to the referencing attribute node.
        Returns:
        type
        Default:
        void.class