WiringNode checkNode = Xwiring.wg.lookup(interfaceFrom);
if (!interfaceFrom.provided) {
WiringScanForwards from = new WiringScanForwards(checkNode);
ListIterator out = from.edges();
WiringScan temp = null;
while (out.hasNext()) {
Xwire e = (Xwire) out.next();
temp = from.duplicate();