return Character.toString(symbol.getGroupingSeparator());
    }

    /**
     * Returns the separator for decimal numbers.
     *
     * @param locale
     *            Locale
     * @return Separator for decimal numbers
     */
    public static String findDecimalSeparator(final Locale locale) {
        final DecimalFormatSymbols symbol = getDecimalFormatSymbols(locale);

    Optional<Integer> optionalInt = getSomeOptionalInt();
    // Number value = optionalInt.or(0.5); // error
  }

  @SuppressWarnings("unused") // compilation test
  public void testSampleCodeError2() {
    FluentIterable<? extends Number> numbers = getSomeNumbers();
    Optional<? extends Number> first = numbers.first();
    // Number value = first.or(0.5); // error
  }

  @SuppressWarnings("unused") // compilation test

     */
    public void setCurrentPageNumber(final int currentPageNumber) {
        this.currentPageNumber = currentPageNumber;
    }

    /**
     * Gets the list of page numbers for pagination navigation.
     *
     * @return The page number list
     */
    public List<Integer> getPageNumberList() {
        return pageNumberList;
    }

    /**

     */
    public long getCurrentEndRecordNumber() {
        return currentEndRecordNumber;
    }

    /**
     * Gets a list of page numbers for pagination display.
     * Typically returns a range of page numbers around the current page.
     *
     * @return a list of page numbers as strings
     */
    public List<String> getPageNumberList() {
        return pageNumberList;
    }

    Ordering<Number> numbers = Ordering.explicit((Number) 1);
    Ordering<Integer> integers = Ordering.explicit(1);

    // Like by like equals like
    Ordering<Number> unusedA = numbers.compound(numbers);

    // The compound takes the more specific type of the two, regardless of order

    Ordering<Number> unusedB = numbers.compound(objects);
    Ordering<Number> unusedC = objects.compound(numbers);

    Ordering<Number> numbers = Ordering.explicit((Number) 1);
    Ordering<Integer> integers = Ordering.explicit(1);

    // Like by like equals like
    Ordering<Number> unusedA = numbers.compound(numbers);

    // The compound takes the more specific type of the two, regardless of order

    Ordering<Number> unusedB = numbers.compound(objects);
    Ordering<Number> unusedC = objects.compound(numbers);

   * Optional<Number>} (where {@code Number} is the desired output type) solves the problem:
   *
   * {@snippet :
   * Optional<Number> optionalInt = (Optional) getSomeOptionalInt();
   * Number value = optionalInt.or(0.5); // fine
   *
   * FluentIterable<? extends Number> numbers = getSomeNumbers();
   * Optional<Number> first = (Optional) numbers.first();
   * Number value = first.or(0.5); // fine
   * }

    BigInteger result = randomPositiveBigInteger(numBits);
    return RANDOM_SOURCE.nextBoolean() ? result : result.negate();
  }

  /**
   * Chooses a number in (-2^numBits, 2^numBits) at random, with density concentrated in numbers of
   * lower magnitude.
   */
  static BigInteger randomBigInteger(int numBits) {
    while (true) {
      if (RANDOM_SOURCE.nextBoolean()) {

   * keys and values without rehashing.
   *
   * <p>You may also consider the equivalent {@code
   * MultimapBuilder.hashKeys(expectedKeys).hashSetValues(expectedValuesPerKey).build()}, which
   * provides more control over the underlying data structure.
   *
   * @param expectedKeys the expected number of distinct keys

        this.currentPageNumber = currentPageNumber;
    }

    /**
     * Get the page number list.
     * @return The page number list.
     */
    public List<Integer> getPageNumberList() {
        return pageNumberList;
    }

    /**
     * Set the page number list.
     * @param pageNumberList The page number list.
     */
    public void setPageNumberList(final List<Integer> pageNumberList) {