bool JavaAssertions::enabled(const char* classname, bool systemClass) {
  assert(classname != 0, "must have a classname");

  // This will be slow if the number of assertion options on the command line is
  // large--it traverses two lists, one of them multiple times.  Could use a
  // single n-ary tree instead of lists if someone ever notices.

  // First check options that apply to classes.  If we find a match we're done.
  OptionList* p;
  if (p = match_class(classname)) {
    trace(classname, "class", p->name(), p->enabled());
    return p->enabled();
  }

  // Now check packages, from most specific to least.
  if (p = match_package(classname)) {
    trace(classname, "package", p->name(), p->enabled());
    return p->enabled();
  }

  // No match.  Return the default status.
  bool result = systemClass ? systemClassDefault() : userClassDefault();
  trace(classname, systemClass ? "system" : "user", "default", result);
  return result;
}