open fun followUpDecision(
    call: Call,
    networkResponse: Response,
    nextRequest: Request?,
  ) {
  }

  /** Returns a new `EventListener` that publishes events to this and then `other`. */
  operator fun plus(other: EventListener): EventListener {
    val left =
      when {
        this === NONE -> return other
        this is AggregateEventListener -> this.eventListeners
        else -> arrayOf(this)
      }

  }

  /**
   * Returns an iterator over the cache's current entries. This iterator doesn't throw
   * `ConcurrentModificationException`, but if new entries are added while iterating, those new
   * entries will not be returned by the iterator. If existing entries are removed during iteration,
   * they will be absent (unless they were already returned).
   *

        final List<TermQuery> termQueryList;
        try {
            final StandardQueryParser parser = new StandardQueryParser();
            parser.setDefaultOperator(StandardQueryConfigHandler.Operator.AND);

            // Parse with the first field if available, otherwise use "default"
            String defaultField = fields != null && fields.length > 0 ? fields[0] : "default";

   *       using this method. For example, {@code not(in(target))} is generally more readable than
   *       {@code not(target::contains)}.
   *   <li>This method's name conflicts with Kotlin's {@code in} operator.
   * </ul>
   *
   * <p><b>Discouraged:</b> Prefer using either {@code target::contains} or {@code x ->
   * target.contains(x)}, but note that lambdas do not have human-readable {@link #toString()}

        assertNotNull(keywords);
        assertEquals(2, keywords.size());
        assertTrue(keywords.contains("test"));
        assertTrue(keywords.contains("query"));

        // Test with OR operator
        List<String> orKeywords = SuggestUtil.getKeywords("test OR query", fields);
        assertNotNull(orKeywords);
        assertEquals(2, orKeywords.size());

        // Test with invalid query

   * mod(8, 4) == 0
   * }
   *
   * @throws ArithmeticException if {@code m <= 0}
   * @see <a href="http://docs.oracle.com/javase/specs/jls/se7/html/jls-15.html#jls-15.17.3">
   *     Remainder Operator</a>
   */
  @GwtIncompatible // TODO
  public static int mod(long x, int m) {
    // Cast is safe because the result is guaranteed in the range [0, m)
    return (int) mod(x, (long) m);
  }

  /**

    }

    @Override
    public boolean isEmpty() {
      synchronized (mutex) {
        return delegate().isEmpty();
      }
    }

    @Override
    public Iterator<E> iterator() {
      return delegate().iterator(); // manually synchronized
    }

    @Override
    public Spliterator<E> spliterator() {
      synchronized (mutex) {
        return delegate().spliterator();
      }
    }

        localTask.run();
        // Now check if our task attempted to reentrantly execute the next task.
        Runnable queuedTask;
        Executor queuedExecutor;
        // Intentionally using non-short-circuit operator
        while ((queuedTask = executingTaskQueue.nextTask) != null
            && (queuedExecutor = executingTaskQueue.nextExecutor) != null) {
          executingTaskQueue.nextTask = null;

        return new RegularImmutableList<>(elementsWithoutTrailingNulls);
    }
  }

  ImmutableList() {}

  // This declaration is needed to make List.iterator() and
  // ImmutableCollection.iterator() consistent.
  @Override
  public UnmodifiableIterator<E> iterator() {
    return listIterator();
  }

  @Override
  public UnmodifiableListIterator<E> listIterator() {
    return listIterator(0);
  }

    // ============================================================
    // Query and Search Constants
    // ============================================================

    /** Default query operator configuration key. */
    public static final String DEFAULT_QUERY_OPERATOR = "fess.DefaultQueryOperator";

    /** Search log access type field name. */