createEdges(v);
vv = new VisualizationViewer<Integer,Number>(new FRLayout<Integer,Number>(graph));
vv.getRenderContext().setVertexLabelTransformer(new UnicodeVertexStringer<Integer>(v));
vv.getRenderContext().setVertexLabelRenderer(new DefaultVertexLabelRenderer(Color.cyan));
vv.getRenderContext().setEdgeLabelRenderer(new DefaultEdgeLabelRenderer(Color.cyan));
VertexIconShapeTransformer<Integer> vertexIconShapeFunction =
new VertexIconShapeTransformer<Integer>(new EllipseVertexShapeTransformer<Integer>());
DefaultVertexIconTransformer<Integer> vertexIconFunction = new DefaultVertexIconTransformer<Integer>();
vv.getRenderContext().setVertexShapeTransformer(vertexIconShapeFunction);
vv.getRenderContext().setVertexIconTransformer(vertexIconFunction);