int[] xpoints = new int[3];
int[] ypoints = new int[3];
SimpleVertex src = e.getSource();
SimpleVertex dest = e.getTarget();
Anchor srca = e.getEdgeext()
.getSrcAnchor();
Anchor targeta = e.getEdgeext()
.getTargetAnchor();
Point2D spoint = src.getVertexext()
.getAnchorPoint(srca);