//                                                                              ======
    @Override
    protected int delegateSelectCountUniquely(final ConditionBean cb) {
        // #pending check response and cast problem
        final SearchRequestBuilder builder = client.prepareSearch(asEsIndex());
        final EsAbstractConditionBean esCb = (EsAbstractConditionBean) cb;
        if (esCb.getPreference() != null) {

   *
   * <p>Among the improvements that this method and {@code LoadingCache.get(K)} both provide are:
   *
   * <ul>
   *   <li>{@linkplain LoadingCache#get(Object) awaiting the result of a pending load} rather than
   *       starting a redundant one
   *   <li>eliminating the error-prone caching boilerplate
   *   <li>tracking load {@linkplain #stats statistics}
   * </ul>
   *

    /**
     * Returns the total execution time for index update operations.
     *
     * @return the execution time in milliseconds
     */
    long getExecuteTime();

    /**
     * Commits all pending index update operations to ensure data persistence.
     * This method should be called after all documents have been stored.
     */
    void commit();

    //                                                                              ======
    @Override
    protected int delegateSelectCountUniquely(final ConditionBean cb) {
        // #pending check response and cast problem
        final SearchRequestBuilder builder = client.prepareSearch(asEsIndex());
        final EsAbstractConditionBean esCb = (EsAbstractConditionBean) cb;
        if (esCb.getPreference() != null) {

    public ListResultBean<User> selectList(CBCall<UserCB> cbLambda) {
        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<User> selectPage(CBCall<UserCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<User>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<UserCB> cbLambda, EntityRowHandler<User> entityLambda) {

        if (state == NodeVisitState.COMPLETE) {
          stack.removeLast();
          continue;
        }
        if (state == NodeVisitState.PENDING) {
          return true;
        }

        visitedNodes.put(node, NodeVisitState.PENDING);
        top.remainingSuccessors = new ArrayDeque<>(graph.successors(node));
      }

      if (!top.remainingSuccessors.isEmpty()) {

        if (state == NodeVisitState.COMPLETE) {
          stack.removeLast();
          continue;
        }
        if (state == NodeVisitState.PENDING) {
          return true;
        }

        visitedNodes.put(node, NodeVisitState.PENDING);
        top.remainingSuccessors = new ArrayDeque<>(graph.successors(node));
      }

      if (!top.remainingSuccessors.isEmpty()) {

    AbstractFuture<Object> testFuture3 = new AbstractFuture<Object>() {};
    testFuture3.setFuture(testFuture2);
    assertThat(testFuture3.toString())
        .matches(
            "[^\\[]+\\[status=PENDING, setFuture=\\[[^\\[]+\\[status=PENDING,"
                + " info=\\[cause=\\[Someday...]]]]]");
    testFuture2.set("result string");
    assertThat(testFuture3.toString())

   * tasks. Second, the returned list will always be empty, as any submitted task is considered to
   * have started execution. This applies also to tasks given to {@code invokeAll} or {@code
   * invokeAny} which are pending serial execution, even the subset of the tasks that have not yet
   * started execution. It is unclear from the {@code ExecutorService} specification if these should

     * opened if it is not and should be closed with {@link #close()} when no longer
     * needed.
     *
     * Closing the context should cancel a pending notify request, but that does not seem to work reliable in all
     * implementations.
     *
     * Changes in between these calls (as long as the file is open) are buffered by the server, so iteratively calling