NamedSubgraph (EclipseLink 2.6.4, API Reference)

EclipseLink 2.6.4, API Reference

All Classes

Summary:
Required |
Optional

Detail:
Element

```
@Target(value={})
@Retention(value=RUNTIME)
public @interface NamedSubgraph
```
A NamedSubgraph is a member element of a NamedEntityGraph. The NamedSubgraph is only referenced from within a NamedEntityGraph and can not be referenced independently. It is referenced by its name from a NamedAttributeNode element of the NamedEntityGraph.

See Also:
NamedEntityGraph, NamedAttributeNode
Since:

Java Persistence 2.1

Required Element Summary

Required Elements
Modifier and Type	Required Element and Description
`NamedAttributeNode[]`	`attributeNodes` (Required) The list of the attributes of the class that must be included.
`java.lang.String`	`name` (Required) The name of the subgraph as referenced from a NamedAttributeNode element.

Optional Element Summary

Optional Elements
Modifier and Type Optional Element and Description

java.lang.Class type
(Optional) The type represented by this subgraph.

- Element Detail
  - name
```
public abstract java.lang.String name
```
    (Required) The name of the subgraph as referenced from a NamedAttributeNode element.
  - attributeNodes
```
public abstract NamedAttributeNode[] attributeNodes
```
    (Required) The list of the attributes of the class that must be included. If the named subgraph corresponds to a subclass of the class referenced by the corresponding attribute node, then only subclass-specific attributes are listed.
  - type
```
public abstract java.lang.Class type
```
    (Optional) The type represented by this subgraph. The element must be specified when this subgraph is extending a definition on behalf of a subclass.
    
    Default:
    
    void.class

EclipseLink 2.6.4, API Reference

All Classes

Summary:
Required |
Optional

Detail:
Element