* Returns the comment lines that have been read for the last property.
         *
         * @return the comment lines for the last property returned by
         * <code>readProperty()</code>
         */
        public List<String> getCommentLines() {
            return commentLines;
        }

        /**
         * Returns the value lines that have been read for the last property.
         *

         * Returns the comment lines that have been read for the last property.
         *
         * @return the comment lines for the last property returned by
         * <code>readProperty()</code>
         */
        public List<String> getCommentLines() {
            return commentLines;
        }

        /**
         * Returns the value lines that have been read for the last property.
         *

   */
  @CanIgnoreReturnValue
  PrimitiveSink putBytes(byte[] bytes);

  /**
   * Puts a chunk of an array of bytes into this sink. {@code bytes[off]} is the first byte written,
   * {@code bytes[off + len - 1]} is the last.
   *
   * @param bytes a byte array
   * @param off the start offset in the array
   * @param len the number of bytes to write
   * @return this instance

		return
	}
}

// Parses x-amz-copy-source-range for CopyObjectPart API. Its behavior
// is different from regular HTTP range header. It only supports the
// form `bytes=first-last` where first and last are zero-based byte
// offsets. See
// http://docs.aws.amazon.com/AmazonS3/latest/API/mpUploadUploadPartCopy.html
// for full details. This function treats an empty rangeString as
// referring to the whole resource.

    assertEquals("Should be able to peek() at last element", "C", peekingIterator.peek());
    assertEquals(
        "Should be able to peek() last element multiple times", "C", peekingIterator.peek());
    assertEquals(
        "next() should still return last element after peeking", "C", peekingIterator.next());

        headers =
          headersOf(
            "Last-Modified",
            formatDate(-1, TimeUnit.HOURS)!!,
            "Expires",
            formatDate(1, TimeUnit.HOURS)!!,
          ),
        body = "ABC.1",
      ),
    )
    server.enqueue(
      MockResponse(
        headers =
          headersOf(
            "Last-Modified",
            formatDate(-1, TimeUnit.HOURS)!!,

	b := make([]byte, 0, len(s))
	for _, c := range s {
		if c < 0x80 && c != 0x00 {
			b = append(b, byte(c))
		}
	}
	return string(b)
}

type parser struct {
	err error // Last error seen
}

type formatter struct {
	err error // Last error seen
}

// parseString parses bytes as a NUL-terminated C-style string.
// If a NUL byte is not found then the whole slice is returned as a string.

// To collect RX stats during "mc support perf net"
// RXSample holds the RX bytes for the duration between
// the last peer to connect and the first peer to disconnect.
// This is to improve the RX throughput accuracy.
type netPerfRX struct {
	RX                uint64    // RX bytes
	lastToConnect     time.Time // time at which last peer to connect to us
	firstToDisconnect time.Time // time at which the first peer disconnects from us

    ms.add("c", 1);
    ms.add("a", 3);
    ms.add("b", 2);
    SortedSet<String> elementSet = ms.elementSet();

    assertEquals("a", elementSet.first());
    assertEquals("c", elementSet.last());
    assertEquals(Ordering.natural(), elementSet.comparator());

    assertThat(elementSet.headSet("b")).containsExactly("a");
    assertThat(elementSet.tailSet("b")).containsExactly("b", "c").inOrder();

		} else if offsetEnd, err = strconv.ParseInt(offsetEndString, 10, 64); err != nil {
			return nil, fmt.Errorf("'%s' does not have a valid last byte position value", rangeString)
		} else if offsetEnd < 0 {
			return nil, fmt.Errorf("Last byte position is negative ('%d')", offsetEnd)
		}
	}

	switch {
	case offsetBegin > -1 && offsetEnd > -1:
		if offsetBegin > offsetEnd {