}

    /**
     * Creates a new LDAP user instance with the specified username and environment.
     *
     * @param username the username for the LDAP user
     * @param env the environment configuration for LDAP connection
     * @return a new LdapUser instance
     */
    protected LdapUser createLdapUser(final String username, final Hashtable<String, String> env) {
        return new LdapUser(env, username);
    }

    // ? extends T
    assertAssignable(new TypeToken<List<N11>>() {}, new TypeToken<List<? extends N1>>() {});
    assertNotAssignable(new TypeToken<List<N1>>() {}, new TypeToken<List<? extends N11>>() {});
    assertNotAssignable(new TypeToken<List<Number>>() {}, new TypeToken<List<? extends N11>>() {});

    // ? extends Number
    assertAssignable(new TypeToken<List<N1>>() {}, new TypeToken<List<? extends Number>>() {});

    // ? extends T
    assertAssignable(new TypeToken<List<N11>>() {}, new TypeToken<List<? extends N1>>() {});
    assertNotAssignable(new TypeToken<List<N1>>() {}, new TypeToken<List<? extends N11>>() {});
    assertNotAssignable(new TypeToken<List<Number>>() {}, new TypeToken<List<? extends N11>>() {});

    // ? extends Number
    assertAssignable(new TypeToken<List<N1>>() {}, new TypeToken<List<? extends Number>>() {});

        LabelTypeCQ cq = new LabelTypeCQ();
        if (queryLambda != null) {
            queryLambda.callback(cq);
        }
        FilterAggregationBuilder builder = regFilterA(name, cq.getQuery());
        if (opLambda != null) {
            opLambda.callback(builder);
        }
        if (aggsLambda != null) {
            LabelTypeCA ca = new LabelTypeCA();
            aggsLambda.callback(ca);

     * @return a new instance of {@link ArrayDeque}
     * @see ArrayDeque#ArrayDeque(int)
     */
    public static <E> ArrayDeque<E> newArrayDeque(final int numElements) {
        return new ArrayDeque<>(numElements);
    }

    /**
     * Creates and returns a new instance of {@link ArrayList}.
     *
     * @param <E> the element type of {@link ArrayList}
     * @return a new instance of {@link ArrayList}

        AccessTokenCQ cq = new AccessTokenCQ();
        if (queryLambda != null) {
            queryLambda.callback(cq);
        }
        FilterAggregationBuilder builder = regFilterA(name, cq.getQuery());
        if (opLambda != null) {
            opLambda.callback(builder);
        }
        if (aggsLambda != null) {
            AccessTokenCA ca = new AccessTokenCA();
            aggsLambda.callback(ca);

        JobLogCQ cq = new JobLogCQ();
        if (queryLambda != null) {
            queryLambda.callback(cq);
        }
        FilterAggregationBuilder builder = regFilterA(name, cq.getQuery());
        if (opLambda != null) {
            opLambda.callback(builder);
        }
        if (aggsLambda != null) {
            JobLogCA ca = new JobLogCA();
            aggsLambda.callback(ca);

        DataConfigCQ cq = new DataConfigCQ();
        if (queryLambda != null) {
            queryLambda.callback(cq);
        }
        FilterAggregationBuilder builder = regFilterA(name, cq.getQuery());
        if (opLambda != null) {
            opLambda.callback(builder);
        }
        if (aggsLambda != null) {
            DataConfigCA ca = new DataConfigCA();
            aggsLambda.callback(ca);

        final StringBuffer buf = new StringBuffer(cache.length() + 100);
        final StringBuffer segBuf = new StringBuffer(1000);
        final Pattern p = Pattern.compile("<[^>]+>");
        final Matcher m = p.matcher(cache);
        final String[] regexQueries = new String[queries.length];
        final String[] hlQueries = new String[queries.length];
        for (int i = 0; i < queries.length; i++) {

              result.put(key, value);
              // add extra entries
              result.put(value, key);
            }
            return result;
          }
        };
    LoadingCache<Object, Object> cache = CacheBuilder.newBuilder().build(loader);

    Object[] lookupKeys = new Object[] {new Object(), new Object(), new Object()};
    Map<Object, Object> result = cache.getAll(asList(lookupKeys));