buf.append((Character) iter.next());
buf.append(((Character) iter.next()).charValue());
    synchronized String getMetaChars() {        if (metaChars == null) {            StringBuffer buf;            Iterator iter;            buf = new StringBuffer(META_CHAR_COUNT + parsers.size());            buf.append(QUOTE);            buf.append(open);            buf.append(close);            iter = parsers.keySet().iterator();            while (iter.hasNext())                buf.append((Character) iter.next());            metaChars = buf.toString();        }        return metaChars;    }