@Override
  public @Nullable V get(@Nullable Object key) {
    if (key == null) {
      return null;
    }
    int hash = hash(key);
    return segmentFor(hash).get(key, hash);
  }

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this
  V get(K key, CacheLoader<? super K, V> loader) throws ExecutionException {

        return stream(langs).get(stream -> stream.map(s -> {
            if (StringUtil.isBlank(s)) {
                return null;
            }
            final String lang1 = mapping.get(s);
            if (lang1 != null) {
                return lang1;
            }
            return mapping.get(s.split("[\\-_]")[0]);

                buf.append('\t').append("error:").append(escapeValue(e.getLocalizedMessage()).replaceAll("\\s", " "));
                log(buf);
            }
        });
    }

    /**
     * Gets the current system time in milliseconds.
     *
     * @return current time in milliseconds
     */
    protected long getCurrentTimeMillis() {
        return ComponentUtil.getSystemHelper().getCurrentTimeAsLong();

    //                                                                        Assist Logic
    //                                                                        ============
    /**
     * Gets a group entity based on the form.
     *
     * @param form the create form
     * @return optional group entity
     */
    private static OptionalEntity<Group> getEntity(final CreateForm form) {

        if (modelVersionElement != null) {
            return root.removeNode(modelVersionElement);
        }
        return false;
    }

    /**
     * Gets the schema location for a model version.
     *
     * @param modelVersion the model version
     * @return the schema location
     */
    public static String getSchemaLocationForModelVersion(String modelVersion) {

    }

    /**
     * Gets the crawling configuration for the specified session ID.
     *
     * @param sessionCountId the session count ID
     * @return the crawling configuration
     */
    protected CrawlingConfig getCrawlingConfig(final String sessionCountId) {
        return ComponentUtil.getCrawlingConfigHelper().get(sessionCountId);
    }

                    }
                });
            } catch (final Exception e) {
                logger.warn("Failed to access log files.", e);
            }
        }
    }

    /**
     * Gets host information including hostname and IP address.
     *
     * @return formatted string containing hostname and IP address
     */
    protected String getHostInfo() {

	HasIfMatch                          bool      // indicates if the request has If-Match header
	ProxyRequest                        bool      // only set for GET/HEAD in active-active replication scenario
	ProxyHeaderSet                      bool      // only set for GET/HEAD in active-active replication scenario
	ReplicationRequest                  bool      // true only if replication request

    //                                                                        Assist Logic
    //                                                                        ============
    /**
     * Gets a file authentication entity based on the form and current user info.
     *
     * @param form the create form
     * @param username the current username
     * @param currentTime the current time

        this.client = client;
        this.index = index;

        supportedFields = settings.array().get(SuggestSettings.DefaultKeys.SUPPORTED_FIELDS);
        badWords = settings.badword().get(true);
        tagFieldNames = settings.getAsString(SuggestSettings.DefaultKeys.TAG_FIELD_NAME, StringUtil.EMPTY).split(",");