try (BufferedReader reader = new BufferedReader(new InputStreamReader(in, Constants.UTF_8))) {
            long id = 0;
            String line = null;
            while ((line = reader.readLine()) != null) {
                // Remove comments
                final String replacedLine = line.replaceAll("#.*$", StringUtil.EMPTY).trim();

                // Skip empty lines or comment lines

        try (BufferedReader reader = new BufferedReader(new InputStreamReader(in, Constants.UTF_8))) {
            long id = 0;
            String line = null;
            while ((line = reader.readLine()) != null) {
                if (line.length() == 0 || line.charAt(0) == '#') {
                    if (updater != null) {
                        updater.write(line);
                    }

    }

    @Override
    public void run() {
        boolean running = true;
        while (running) {
            try {
                final String line = br.readLine();
                if (line == null) {
                    running = false;
                } else {
                    if (logger.isDebugEnabled()) {
                        logger.debug(line);
                    }

er-box-msg{margin:0;padding:0 20px 20px;text-align:center}.social-auth-links{margin:10px 0}.error-page{margin:20px auto 0;width:600px}@media (max-width:767.98px){.error-page{width:100%}}.error-page>.headline{float:left;font-size:100px;font-weight:300}@media (max-width:767.98px){.error-page>.headline{float:none;text-align:center}}.error-page>.error-content{display:block;margin-left:190px}@media (max-width:767.98px){.error-page>.error-content{margin-left:0}}.error-page>.error-content>h3{font-size:...

nks {\n  margin: 10px 0;\n}\n\n.error-page {\n  margin: 20px auto 0;\n  width: 600px;\n}\n\n@media (max-width: 767.98px) {\n  .error-page {\n    width: 100%;\n  }\n}\n\n.error-page > .headline {\n  float: left;\n  font-size: 100px;\n  font-weight: 300;\n}\n\n@media (max-width: 767.98px) {\n  .error-page > .headline {\n    float: none;\n    text-align: center;\n  }\n}\n\n.error-page > .error-content {\n  display: block;\n  margin-left: 190px;\n}\n\n@media (max-width: 767.98px) {\n  .error-page > .error-content...

        try (BufferedReader reader = new BufferedReader(new InputStreamReader(in, Constants.UTF_8))) {
            long id = 0;
            String line = null;
            while ((line = reader.readLine()) != null) {
                if (line.length() == 0 || line.charAt(0) == '#') {
                    if (updater != null) {
                        updater.write(line);
                    }

                    final BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(con.getOutputStream(), Constants.CHARSET_UTF_8))) {
                String line;
                while ((line = br.readLine()) != null) {
                    if (StringUtil.isNotBlank(line)) {
                        final Map<String, Map<String, String>> dataObj;
                        if (line.contains("\"_index\"") || line.contains("\"_type\"")) {

                        try {
                            while (!reader.ready()) {
                                ThreadUtil.sleep(1000L);
                            }
                            command = reader.readLine().trim();
                            if (logger.isDebugEnabled()) {
                                logger.debug("Process command: {}", command);
                            }

            header = ReaderUtil.readLine(reader);
            if (header == null) {
                throwValidationError(messages -> messages.addErrorsInvalidHeaderForRequestFile(GLOBAL, "no header"),
                        () -> asListHtml(this::saveToken));
                return redirect(getClass()); // no-op
            }
            String line;
            while ((line = ReaderUtil.readLine(reader)) != null) {

        try (BufferedReader reader = new BufferedReader(new InputStreamReader(in, Constants.UTF_8))) {
            long id = 0;
            String line = null;
            while ((line = reader.readLine()) != null) {
                // Remove comments
                final String replacedLine = line.replaceAll("#.*$", StringUtil.EMPTY).trim();

                // Skip empty lines or comment lines