new java.net.URL(
this.getCodeBase().toString() + getParameter("url"));
java.io.InputStream inp = url.openStream();
java.io.ObjectInputStream obj = new java.io.ObjectInputStream(inp);
GraphCallings callings = (GraphCallings) obj.readObject();
callings.printDebug();
DefaultGraphCell elements[] =
new DefaultGraphCell[callings.getMethods().size()
+ callings.getReferences().size()];