this class manages class instance reference
Declaration :
Directly inherited by : UmlClassInstanceReference
Artifact : UmlBaseClassInstanceReference
| Operation type | 
return the type of the instance
Declaration :
| Operation instance | 
return the corresponding instance in the model, or 0/null
Declaration :
| Operation name | 
return the name of the instance
Declaration :
| Relation _class (<unidirectional association>) | 
Declaration :
| Relation _instance (<unidirectional association>) | 
Declaration :
| Attribute _name | 
Declaration :
| Operation read_ | 
internal, don't call it
Declaration :
| Extra Class Member friend | 
Definition :
friend class UmlBaseSequenceDiagramDefinition;
friend class UmlBaseCollaborationDiagramDefinition;