Subgraph<X> addSubgraph(
  Attribute<? super T,X> attribute
)

Add a node to the graph that corresponds to a managed type. This allows for construction of multi-node entity graphs that include related managed types.

Parameters:

attribute - attribute

Returns:

subgraph for the attribute.

Throws:

IllegalStateException - if the EntityGraph has been statically defined.

IllegalArgumentException - if the attribute's target type is not a managed type.

Since:

Jakarta Persistence (JPA) 1.0