/**
* Adds the specified JGraphT vertex to be reflected by this graph model. To be called only for
* edges that already exist in the JGraphT graph.
*
* @param jtVertex a JGraphT vertex to be reflected by this graph model.
*/
void handleJGraphTAddedVertex(V jtVertex) {
DefaultGraphCell vertexCell = cellFactory.createVertexCell(jtVertex);
vertexCell.add(new DefaultPort());
vertexToCell.put(jtVertex, vertexCell);
cellToVertex.put(vertexCell, jtVertex);
internalInsertCell(vertexCell, createVertexAttributeMap(vertexCell), null);
}
