throw new Error("exception instantiating tag", e);
        private Tag instantiateTag(boolean firstTime) {            Tag tag;            try {                tag = (Tag) tagBinding.getTagClass().newInstance();            } catch (Exception e) {                if (firstTime) {                    String className = tagBinding.getTagClass().getName();                    throw new IllegalArgumentException("could not instantiate "                                                       + className                                                       + ": " + e);                } else {                    throw new Error("exception instantiating tag", e);                }            }            tag.setTagBinding(tagBinding);            return tag;        }