spfactory.setFeature(Constants.FEATURE_EXTERNAL_GENERAL_ENTITIES, false);
            spfactory.setFeature(Constants.FEATURE_EXTERNAL_PARAMETER_ENTITIES, false);
            final SAXParser parser = spfactory.newSAXParser();
            disableExternalResources(parser);
            parser.parse(in, handler);
        } catch (final Exception e) {
            throw new SitemapsException("Could not parse XML Sitemaps.", e);
        }

            factory.setFeature(org.codelibs.fess.crawler.Constants.FEATURE_EXTERNAL_PARAMETER_ENTITIES, false);
            final SAXParser parser = factory.newSAXParser();
            parser.setProperty(XMLConstants.ACCESS_EXTERNAL_DTD, StringUtil.EMPTY);
            parser.setProperty(XMLConstants.ACCESS_EXTERNAL_SCHEMA, StringUtil.EMPTY);
            parser.parse(is, this);