* Vertex v1 = (Vertex) g.addVertex(new DirectedSparseVertex());
* v1.addUserDatum("label","v1",UserData.SHARED); Vertex v2 = (Vertex)
* g.addVertex(new DirectedSparseVertex());
* v2.addUserDatum("label","http://www.example.org/v2",UserData.SHARED);
*/
StringLabeller sl = StringLabeller.getLabeller(g);
char c = 0;
for (Iterator iter = g.getVertices().iterator(); iter.hasNext();) {
Vertex v = (Vertex) iter.next();
try {
sl.setLabel(v, v.getUserDatum("label").toString());
} catch (UniqueLabelException ex) {
log.error(ex);
}
c++;