* that this method will return a different number of chars than would be returned by reading all
   * of the chars.
   *
   * <p>Additionally, for mutable sources such as {@code StringBuilder}s, a subsequent read may
   * return a different number of chars if the contents are changed.
   *
   * @since 19.0
   */
  public Optional<Long> lengthIfKnown() {

   * close or flush either object.
   *
   * @param from the object to read from
   * @param to the object to write to
   * @return the number of characters copied
   * @throws IOException if an I/O error occurs
   */
  @CanIgnoreReturnValue
  public static long copy(Readable from, Appendable to) throws IOException {

		case "e":
			z.ETag, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "ETag")
				return
			}
		case "n":
			z.Number, err = dc.ReadInt()
			if err != nil {
				err = msgp.WrapError(err, "Number")
				return
			}
		case "s":
			z.Size, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "Size")
				return
			}
		case "as":

        this.selectedVersion = selectedVersion;
    }

    /**
     * Get number of credits granted
     *
     * @return credits granted
     */
    public int getCreditsGranted() {
        return creditsGranted;
    }

    /**
     * Set number of credits granted
     *
     * @param creditsGranted credits granted
     */

  /**
   * Keeps track of metadata like the number of hash table bits and modifications of this data
   * structure (to make it possible to throw ConcurrentModificationException in the iterator). Note
   * that we choose not to make this volatile, so we do less of a "best effort" to track such
   * errors, for better performance.
   */
  private transient int metadata;

  /** The number of elements contained in the set. */

        maxSafeDigits[i] = overflow.toString(i).length() - 1;
      }
    }

    /**
     * Returns true if (current * radix) + digit is a number too large to be represented by an
     * unsigned long. This is useful for detecting overflow while parsing a string representation of
     * a number. Does not verify whether supplied radix is valid, passing an invalid radix will give
     * undefined results or an ArrayIndexOutOfBoundsException.
     */

	// v2 --> free version      00000000-0000-0000-0000-0000000000f1 (from overwriting of null version )
	// v1 --> non-free version  00000000-0000-0000-0000-000000000001

	// Check number of free-versions
	freeVersions, err := xl.listFreeVersions(newtierfi.Volume, newtierfi.Name)
	if err != nil {
		t.Fatalf("failed to list free versions %v", err)
	}
	if len(freeVersions) != 2 {

    }

    /**
     * Constructs a signing digest with bypass option and initial sequence number
     *
     * @param macSigningKey
     *            The MAC signing key used for generating signatures
     * @param bypass
     *            Whether to bypass signature verification
     * @param initialSequence
     *            The initial sequence number for signing
     */

NOTE:

- `timeToFirstByte` and `timeToResponse` will be expressed in Nanoseconds.
- Additionally in the case of the erasure coded setup `tags.objectLocation` provides per object details about
  - Pool number the object operation was performed on.
  - Set number the object operation was performed on.
  - The list of drives participating in this operation belong to the set.

```json
{
  "version": "1",

            assertEquals(3, response.getDfsResponse().getNumReferrals());
        }

        @ParameterizedTest
        @ValueSource(ints = { 1, 2, 5, 10 })
        @DisplayName("Should handle varying number of referrals")
        void testReadDataWireFormatVaryingReferrals(int numReferrals) {
            byte[] buffer = createDfsReferralBufferWithMultipleReferrals(numReferrals);