@Override
    public void endPrefixMapping(String prefix) {
        // remove prefix mappings as they should not occur in XHTML
    }
Check if a node is a text node
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-miscoffice-module/src/main/java/org/apache/tika/parser/odf/OpenDocumentBodyHandler.java