}
        return t;
    }


    @SuppressWarnings ( "unchecked" )
    @Override
    public <T extends Credentials> T unwrap ( Class<T> t ) {
        if ( t.isAssignableFrom(this.getClass()) ) {
            return (T) this;
        }
        return null;
    }


    @Override
    public Subject getSubject () {
        return null;
    }


    @Override

  @Override
  public final void addListener(Listener listener, Executor executor) {
    listeners.addListener(listener, executor);
  }

  @Override
  public String toString() {
    return getClass().getSimpleName() + " [" + state() + "]";
  }

  /**
   * Attempts to execute all the listeners in {@link #listeners} while not holding the {@link
   * #monitor}.
   */

import org.slf4j.LoggerFactory;

/**
 */
@Named("maven")
@Singleton
@Deprecated
public class MavenMetadataSource implements ArtifactMetadataSource {
    private final Logger logger = LoggerFactory.getLogger(getClass());
    private final RepositoryMetadataManager repositoryMetadataManager;
    private final ArtifactFactory artifactFactory;
    private final ProjectBuilder projectBuilder;
    private final MavenMetadataCache cache;

    URL getBaseUrl() throws IOException {
      // Find URL pointing to Finalizer.class file.
      String finalizerPath = FINALIZER_CLASS_NAME.replace('.', '/') + ".class";
      URL finalizerUrl = getClass().getClassLoader().getResource(finalizerPath);
      if (finalizerUrl == null) {
        throw new FileNotFoundException(finalizerPath);
      }

      // Find URL pointing to base of class path.

            Object arg = args[i];
            // if we are careful down below, a null argument goes in there
            // so we can know that the null was passed to the method
            classes[i] = arg == null ? null : arg.getClass();
        }

        return getMostSpecific(methodList, classes);
    }

    /**
     * simple distinguishable exception, used when
     * we run across ambiguous overloading
     */

    protected Map<String, PrunedTag[]> prunedTagsCache = new HashMap<>();

    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        fessConfig = ComponentUtil.getFessConfig();
    }

    @Override
    public FessConfig getFessConfig() {
        return fessConfig;
    }

    @Override

                return func.apply(this).actionGet(connTimeout, TimeUnit.MILLISECONDS);
            } catch (final IndexNotFoundException | VersionConflictEngineException e) {
                logger.debug("{} occurs.", e.getClass().getName(), e);
                throw e;
            } catch (final Exception e) {
                if (retryCount > maxRetryCount) {
                    throw e;
                }

        final ElevateWord normalized = new ElevateWord(normalizedWord, elevateWord.getBoost(), normalizedReadings, elevateWord.getFields(),
                elevateWord.getTags(), elevateWord.getRoles());
        settings.elevateWord().add(normalized);
        if (apply) {
            return index(normalized.toSuggestItem());
        }
        return new SuggestIndexResponse(0, 0, null, 0);

        searchers[0] = searcher;
    }

    public void register(final RankFusionSearcher searcher) {
        if (logger.isDebugEnabled()) {
            logger.debug("Load {}", searcher.getClass().getSimpleName());
        }
        final RankFusionSearcher[] newSearchers = Arrays.copyOf(searchers, searchers.length + 1);
        newSearchers[newSearchers.length - 1] = searcher;
        searchers = newSearchers;

        return this.netbiosSendBufferSize;
    }


    @Override
    public String getLmHostsFileName () {
        return this.lmhostsFilename;
    }


    @Override
    public int getFlags2 () {
        return this.flags2;
    }


    @Override
    public int getSessionLimit () {
        return this.sessionLimit;
    }


    @Override
    public String getOemEncoding () {