| Overload | Description | 
|---|---|
| AddLinkForData(Object,IDiagramModel) | Make sure a Link exists for some data in the model, added to the LinkLayer specified by its LayerName. | 
| AddLinkForData(Object,Object,IDiagramModel) | Make sure a Link exists for the link relationship between the given pair of node data, added to the LinkLayer specified by its LayerName. |