if (newItem != null) {
                        itemList.add(newItem);
                    } else {
                        id--;
                    }
                } else {
                    itemList.add(item);
                }
            }
            if (updater != null) {
                final StemmerOverrideItem item = updater.commit();

                    final CharMappingItem newItem = updater.write(item);
                    if (newItem != null) {
                        itemList.add(newItem);
                    } else {
                        id--;
                    }
                } else {
                    itemList.add(item);
                }
            }
            if (updater != null) {
                final CharMappingItem item = updater.commit();

            type = detectStorageType(endpoint);
            if (logger.isDebugEnabled()) {
                logger.debug("Auto-detected storage type: {} for endpoint: {}", type, endpoint);
            }
        } else {
            type = parseStorageType(typeStr);
        }

        switch (type) {
        case GCS:

                if (StringUtil.isNotBlank(lang) && lang.length() < 1000) {
                    if (Constants.ALL_LANGUAGES.equalsIgnoreCase(lang)) {
                        langSet.add(Constants.ALL_LANGUAGES);
                    } else {
                        final String normalizeLang = systemHelper.normalizeLang(lang);
                        if (normalizeLang != null) {
                            langSet.add(normalizeLang);
                        }

                final char c = path.charAt(i);
                if (CharUtil.isUrlChar(c) || c == '^' || c == '{' || c == '}' || c == '|' || c == '\\') {
                    buf.append(c);
                } else {
                    buf.append(URLEncoder.encode(String.valueOf(c), filterPathEncoding));
                }
            }
            return buf.toString();
        } catch (final UnsupportedEncodingException e) {