abstract String normalizeWord(String word);

  String normalizeFirstWord(String word) {
    return normalizeWord(word);
  }

  private static String firstCharOnlyToUpper(String word) {
    return word.isEmpty()
        ? word
        : Ascii.toUpperCase(word.charAt(0)) + Ascii.toLowerCase(word.substring(1));
  }

  public @Nullable V get(@Nullable Object rowKey, @Nullable Object columnKey) {
    Map<C, V> row = safeGet(rowMap(), rowKey);
    return (row == null) ? null : safeGet(row, columnKey);
  }

  @Override
  public boolean isEmpty() {
    return size() == 0;
  }

  @Override
  public void clear() {
    Iterators.clear(cellSet().iterator());
  }

  @CanIgnoreReturnValue
  @Override

        sb.append(", message=").append(getMessage());

        if (recoveryHint != null) {
            sb.append(", hint=").append(recoveryHint);
        }

        if (!context.isEmpty()) {
            sb.append(", context=").append(context);
        }

        sb.append("]");
        return sb.toString();
    }

                addTextParameter(request, item);
            } else {
                showFileFieldParameter(item);
                final String itemName = item.getName();
                if (itemName != null && !itemName.isEmpty()) {
                    addFileParameter(item);
                }
            }
        }
    }

    // -----------------------------------------------------

                                throw new InvalidAccessTokenException("invalid_token", "Access token is requried.");
                            }
                            if (!hasAccessToken || roleSet.isEmpty()) {
                                roleSet.addAll(fessConfig.getSearchGuestRoleList());
                            }
                        });
            } catch (final RuntimeException e) {
                try {

        Map<SID, List<SID>> result = sidResolver.getLocalGroupsMap(mockContext, testServerName, 0);

        assertNotNull(result);
        assertTrue(result.isEmpty());
    }

    @Test
    void testGetLocalGroupsMap_WithSidFlagResolveSids() throws CIFSException {
        Map<SID, List<SID>> expectedMap = new HashMap<>();

   *
   * @return {@code true} if the iterable contains no elements
   */
  public static boolean isEmpty(Iterable<?> iterable) {
    if (iterable instanceof Collection) {
      return ((Collection<?>) iterable).isEmpty();
    }
    return !iterable.iterator().hasNext();
  }

  /**

        } else if (obj instanceof final List<?> l) {
            anchorList = l.stream().map(String::valueOf).toList();
        } else {
            return null;
        }

        if (anchorList.isEmpty()) {
            return null;
        }

        final Set<RequestData> childUrlSet = new LinkedHashSet<>();
        for (final String anchor : anchorList) {

                }

                Set<Artifact> directArtifacts = resolutionGroup.getArtifacts();

                if (artifacts == null || artifacts.isEmpty()) {
                    artifacts = directArtifacts;
                } else {
                    List<Artifact> allArtifacts = new ArrayList<>();
                    allArtifacts.addAll(artifacts);

            cb.query().bool((must, should, mustNot, filter) -> {
                must.setLastUpdated_LessEqual(expiry);
                mustNot.setEndTime_Exists();
            });
        });
        if (!list.isEmpty()) {
            list.forEach(jobLog -> {
                jobLog.setJobStatus(Constants.FAIL);
                jobLog.setScriptResult("No response from Job.");