// TODO: Shouldn't this information be passed in by the calling class?
 // (It should know which classes it instruments anyway.)
 private boolean instrumentedType(Type type) {
   String typeName = _context.normalizeClassName(type.className());
   System.err.println(typeName);
   return !(typeName.startsWith("java.")
       || typeName.startsWith("javax.")
       || typeName.startsWith("sun."));
 }