private static CompositeParser getDefaultParser(MimeTypes types, ServiceLoader loader,
                                                    EncodingDetector encodingDetector, Renderer renderer) {
        return new DefaultParser(types.getMediaTypeRegistry(), loader, encodingDetector, renderer);
    }
@return maximum field length when serializing String fields in Tika's metadata or metadata
list into JSON
tika-core/src/main/java/org/apache/tika/config/TikaConfig.java