protwordsPager.setPageNumberList(protwordsList.createPageNumberList());

            return (List<ProtwordsItem>) protwordsList;
        }).orElse(Collections.emptyList());
    }

    public OptionalEntity<ProtwordsFile> getProtwordsFile(final String dictId) {
        return dictionaryManager.getDictionaryFile(dictId).filter(ProtwordsFile.class::isInstance)

            stemmerOvberridePager.setPageNumberList(stemmerOvberrideList.createPageNumberList());

            return (List<StemmerOverrideItem>) stemmerOvberrideList;
        }).orElse(Collections.emptyList());
    }

    public OptionalEntity<StemmerOverrideFile> getStemmerOverrideFile(final String dictId) {
        return dictionaryManager.getDictionaryFile(dictId).filter(StemmerOverrideFile.class::isInstance)

            }
        }

        return artifact;
    }

    @Override
    public Collection<? extends Metadata> finish(Collection<? extends Artifact> artifacts) {
        return Collections.emptyList();
    }

            }
        }
    }

    @Override
    public Collection<? extends Metadata> prepare(Collection<? extends Artifact> artifacts) {
        return Collections.emptyList();
    }

    @Override
    public Artifact transformArtifact(Artifact artifact) {
        return artifact;
    }

    @Override

     *
     * @return The problems that caused this exception, never {@code null}.
     */
    public List<ModelProblem> getProblems() {
        if (result == null) {
            return Collections.emptyList();
        }
        return Collections.unmodifiableList(result.getProblems());
    }

    public List<CrawlingInfoParam> getLastCrawlingInfoParamList(final String sessionId) {
        final CrawlingInfo crawlingInfo = getLast(sessionId);
        if (crawlingInfo == null) {
            return Collections.emptyList();
        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return crawlingInfoParamBhv.selectList(cb -> {
            cb.query().setCrawlingInfoId_Equal(crawlingInfo.getId());

                }

                return wordList;
            });
        } catch (final ExecutionException e) {
            logger.warn("Failed to load popular words.", e);
        }
        return Collections.emptyList();
    }

    public void clearCache() {
        cache.invalidateAll();
    }

    protected String getCacheKey(final String seed, final String[] tags, final String[] roles, final String[] fields,

        if (mappingItemList == null) {
            reload(null);
        }

        if (offset >= mappingItemList.size() || offset < 0) {
            return new PagingList<>(Collections.<CharMappingItem> emptyList(), offset, size, mappingItemList.size());
        }

        int toIndex = offset + size;
        if (toIndex > mappingItemList.size()) {
            toIndex = mappingItemList.size();
        }

            new InputLocation(new InputSource(DEFAULT_LIFECYCLE_MODELID, null));

    private final List<LifecycleProvider> providers;

    public DefaultLifecycleRegistry() {
        this(Collections.emptyList());
    }

    @Inject
    public DefaultLifecycleRegistry(List<LifecycleProvider> providers) {
        List<LifecycleProvider> p = new ArrayList<>(providers);

   * @return a list view of the array
   */
  public static List<Boolean> asList(boolean... backingArray) {
    if (backingArray.length == 0) {
      return Collections.emptyList();
    }
    return new BooleanArrayAsList(backingArray);
  }

  @GwtCompatible
  private static class BooleanArrayAsList extends AbstractList<Boolean>
      implements RandomAccess, Serializable {