return 0;
        }
      };

  // We use a holder class to delay initialization: https://github.com/google/guava/issues/6566
  private static final class LoggerHolder {
    static final Logger logger = Logger.getLogger(CacheBuilder.class.getName());
  }

  static final int UNSET_INT = -1;

  boolean strictParsing = true;

  int initialCapacity = UNSET_INT;
  int concurrencyLevel = UNSET_INT;

        }
    }

    // Test to verify the logger field is properly initialized
    public void test_loggerFieldInitialization() throws Exception {
        // Use reflection to access the private logger field
        Field loggerField = FessCurtainFinallyHook.class.getDeclaredField("logger");
        loggerField.setAccessible(true);

        Object logger = loggerField.get(null); // static field

        Map<String, Object> docMap = new HashMap<>();
        docMap.put("_id", "docid1");

        // Fill the queue
        thumbnailManager.offer(docMap);

        // Try to add another - should succeed (warning logged but still returns true)
        Map<String, Object> docMap2 = new HashMap<>();
        docMap2.put("_id", "docid2");
        generator.task = new Tuple3<>("generator1", "docid2", "path2");

   * overridden with an asynchronous implementation when using {@link
   * CacheBuilder#refreshAfterWrite}.
   *
   * <p><b>Note:</b> <i>all exceptions thrown by this method will be logged and then swallowed</i>.
   *
   * @param key the non-null key whose value should be loaded
   * @param oldValue the non-null old value corresponding to {@code key}
   * @return the future new value associated with {@code key}; <b>must not be null, must not return

 * Groups define user permissions and access controls for search and administrative functions.
 */
public class ApiAdminGroupAction extends FessApiAdminAction {

    private static final Logger logger = LogManager.getLogger(ApiAdminGroupAction.class);

    // ===================================================================================

         * Interrupted exceptions are caught and logged at debug level.
         */
        public void awaitTermination() {
            try {
                join();
            } catch (final InterruptedException e) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Interrupted.", e);
                }
            }
        }

        /**

                            if (logger.isDebugEnabled()) {
                                logger.debug("Authentication is failed.");
                            }
                            return null;
                        }

                        final List<String> errors = auth.getErrors();
                        if (!errors.isEmpty()) {

            if (!allowEmptyGroupAndRole(ldapUser)) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Login failed. No permissions. {}", context);
                }
                return OptionalEntity.empty();
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Logged in. {}", context);
            }
            return OptionalEntity.of(ldapUser);

    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        final Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
        cal.set(2027, 3 - 1, 1); // EOL Date
        eolTime = cal.getTimeInMillis();
        if (isEoled()) {

   * thrown during {@code Executor.execute} (e.g., a {@code RejectedExecutionException} or an
   * exception thrown by {@linkplain MoreExecutors#directExecutor direct execution}) will be caught
   * and logged.
   *
   * <p>Example:
   *
   * {@snippet :
   * ListenableFuture<QueryResult> future = ...;
   * Executor e = ...
   * addCallback(future,
   *     new FutureCallback<QueryResult>() {