raf.write(new byte[] {
                    0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8
                });
                raf.seek(0);
                assertEquals(0, raf.getFilePointer());

                byte[] buf = new byte[4];

                raf.readFully(buf);
                assertArrayEquals(new byte[] {
                    0x1, 0x2, 0x3, 0x4
                }, buf);

0x2d, 0x4c, 0xcd, 0x96, 0x65, 0x24, 0x86, 0xdc, 0x2, 0x1b, 0xed, 0xa6, 0x45, 0x63, 0x41, 0x6c, 0x67, 0x6f, 0x1, 0xa3, 0x45, 0x63, 0x4d, 0x4, 0xa3, 0x45, 0x63, 0x4e, 0x4, 0xa7, 0x45, 0x63, 0x42, 0x53, 0x69, 0x7a, 0x65, 0xd2, 0x0, 0x10, 0x0, 0x0, 0xa7, 0x45, 0x63, 0x49, 0x6e, 0x64, 0x65, 0x78, 0x7, 0xa6, 0x45, 0x63, 0x44, 0x69, 0x73, 0x74, 0x98, 0x7, 0x8, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0xa8, 0x43, 0x53, 0x75, 0x6d, 0x41, 0x6c, 0x67, 0x6f, 0x1, 0xa8, 0x50, 0x61, 0x72, 0x74, 0x4e, 0x75, 0x6d, 0x73, 0x91, 0x1,...

    public static final int FILE_SHARE_READ = 0x1;

    /**
     * 
     */
    public static final int FILE_SHARE_WRITE = 0x2;

    /**
     * 
     */
    public static final int FILE_SHARE_DELETE = 0x4;

    /**
     * 
     */
    public static final int FILE_SUPERSEDE = 0x0;
    /**
     * 
     */
    public static final int FILE_OPEN = 0x1;
    /**
     * 
     */

				return
			}
			zb0001Mask |= 0x4
		default:
			err = dc.Skip()
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	// Clear omitted fields.
	if zb0001Mask != 0x7 {
		if (zb0001Mask & 0x1) == 0 {
			z.Index = nil
		}
		if (zb0001Mask & 0x2) == 0 {
			z.Checksums = nil
		}
		if (zb0001Mask & 0x4) == 0 {
			z.Error = ""
		}
	}
	return

    // opcode
    static final int QUERY = 0;
    static final int WACK = 7;

    // rcode
    static final int FMT_ERR = 0x1;
    static final int SRV_ERR = 0x2;
    static final int IMP_ERR = 0x4;
    static final int RFS_ERR = 0x5;
    static final int ACT_ERR = 0x6;
    static final int CFT_ERR = 0x7;

    // type/class
    static final int NB_IN = 0x00200001;
    static final int NBSTAT_IN = 0x00210001;

    // opcode
    static final int QUERY = 0;
    static final int WACK = 7;

    // rcode
    static final int FMT_ERR = 0x1;
    static final int SRV_ERR = 0x2;
    static final int IMP_ERR = 0x4;
    static final int RFS_ERR = 0x5;
    static final int ACT_ERR = 0x6;
    static final int CFT_ERR = 0x7;

    // type/class
    static final int NB_IN     = 0x00200001;
    static final int NBSTAT_IN = 0x00210001;

      encodings[ 0x0] = encoding // Null character
      encodings[ 0x1] = encoding // Start of Header
      encodings[ 0x2] = encoding // Start of Text
      encodings[ 0x3] = encoding // End of Text
      encodings[ 0x4] = encoding // End of Transmission
      encodings[ 0x5] = encoding // Enquiry
      encodings[ 0x6] = encoding // Acknowledgment
      encodings[ 0x7] = encoding // Bell
      encodings['\b'.code] = encoding // Backspace

        assertThrows(IllegalArgumentException.class, () -> cli.calculateDegreeOfConcurrency("-1"));
        assertThrows(IllegalArgumentException.class, () -> cli.calculateDegreeOfConcurrency("0x4"));
        assertThrows(IllegalArgumentException.class, () -> cli.calculateDegreeOfConcurrency("1.0"));
        assertThrows(IllegalArgumentException.class, () -> cli.calculateDegreeOfConcurrency("1."));