| Accept(ModelElementVisitor) | accept an element visitor. | 
| AcceptT(IModelElementVisitorT, T) | accept an element visitor. | 
| AcceptT(IModelElementVisitorT, T) | accept an element visitor. | 
| AcceptR, T(IModelElementVisitorR, T, T) | accept an element visitor. | 
| AcceptR, T(IModelElementVisitorR, T, T) | accept an element visitor. |