private String mapOldNS(String ns) {
        if (ns != null && ns.startsWith(OLD_NS)) {
            return NEW_NS + ns.substring(OLD_NS.length()) + ":1.0";
        } else {
            return ns;
        }
    }
Content handler decorator that:<ul>
<li>Maps old OpenOffice 1.0 Namespaces to the OpenDocument ones</li>
<li>Returns a fake DTD when parser requests OpenOffice DTD</li>
</ul>
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-miscoffice-module/src/main/java/org/apache/tika/parser/odf/NSNormalizerContentHandler.java