// Write initial content
        try (OutputStream out = file.openOutputStream(false)) {
            out.write(initialContent.getBytes("UTF-8"));
        }

        // Overwrite with new content
        try (OutputStream out = file.openOutputStream(false)) {
            out.write(newContent.getBytes("UTF-8"));
        }

        // Verify new content
        try (InputStream in = file.getInputStream()) {

        }

        @Override
        public Locale getLocale() {
            return Locale.ROOT;
        }

        @Override
        public SearchRequestType getType() {
            return SearchRequestType.JSON;
        }

        @Override
        public String getSimilarDocHash() {
            return request.getParameter("sdh");
        }

                    // cache
                    putResultDataBody(dataMap, fessConfig.getIndexFieldCache(), new String(InputStreamUtil.getBytes(is), charSet));
                    putResultDataBody(dataMap, fessConfig.getIndexFieldHasCache(), Constants.TRUE);
                } catch (final Exception e) {

                                groupList.add(Base64.getUrlEncoder().encodeToString(name.getBytes(Constants.CHARSET_UTF_8)));
                            } else if (lowerEntryDn.indexOf(lowerRoleDn) != -1) {
                                roleList.add(Base64.getUrlEncoder().encodeToString(name.getBytes(Constants.CHARSET_UTF_8)));
                            }
                        });