@Override
        public void characters(char[] ch, int start, int length) throws SAXException {
            if (inContent) {
                handler.characters(ch, start, length);
            }
        }
Content handler for InDesign Content and Metadata.
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-miscoffice-module/src/main/java/org/apache/tika/parser/indesign/ContentAndMetadataExtractor.java