.getElementsByTagName(adptype);
if (adplist.getLength() < 1)
return;
NodeList adps = ((Element) adplist.item(0)).getChildNodes();
for (int i = 0; i < adps.getLength(); i++) {
GraphElement ge = adptype.equals("Plugs") ? new Plug()
: new Socket();
ge.setElement((Element) adps.item(i));
if (ge != null)
graph.add(ge);
}