t.Fatalf("Bad key[0].X, got %v", key0.X.Bytes())
	} else if !bytes.Equal(key0.Y.Bytes(), []byte{
		0xe0, 0x4b, 0x65, 0xe9, 0x24,
		0x56, 0xd9, 0x88, 0x8b, 0x52, 0xb3, 0x79, 0xbd, 0xfb, 0xd5, 0x1e, 0xe8,
		0x69, 0xef, 0x1f, 0xf, 0xc6, 0x5b, 0x66, 0x59, 0x69, 0x5b, 0x6c, 0xce,
		0x8, 0x17, 0x23,
	}) {
		t.Fatalf("Bad key[0].Y, got %v", key0.Y.Bytes())
	} else if key1.E != 0x10001 {
		t.Fatalf("Bad key[1].E: %d", key1.E)

  @Override
  public final String toString() {
    byte[] bytes = getBytesInternal();
    StringBuilder sb = new StringBuilder(2 * bytes.length);
    for (byte b : bytes) {
      sb.append(hexDigits[(b >> 4) & 0xf]).append(hexDigits[b & 0xf]);
    }
    return sb.toString();
  }

  private static final char[] hexDigits = "0123456789abcdef".toCharArray();

    private static String printHexBinary(byte[] data) {
        StringBuilder r = new StringBuilder(data.length * 2);
        for (byte b : data) {
            r.append(HEX_CODE[(b >> 4) & 0xF]);
            r.append(HEX_CODE[(b & 0xF)]);
        }
        return r.toString();
    }

        val codepointDelta = (b1 and 0xF shl 14) or (b2 shl 7) or b3
        sink.writeUtf8CodePoint(codePoint - codepointDelta)
      }

      in 80..95 -> {
        // Mapped inline as codePoint delta to add
        val b2 = ranges[rangesIndex + 2].code
        val b3 = ranges[rangesIndex + 3].code

        val codepointDelta = (b1 and 0xF shl 14) or (b2 shl 7) or b3

        final int start = dstIndex;
        SMBUtil.writeInt2(48, dst, dstIndex);
        SMBUtil.writeInt2(this.locks.length, dst, dstIndex + 2);
        dstIndex += 4;
        SMBUtil.writeInt4((this.lockSequenceNumber & 0xF) << 28 | this.lockSequenceIndex & 0x0FFFFFFF, dst, dstIndex);
        dstIndex += 4;
        System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        for (final Smb2Lock l : this.locks) {

0x9f, 0xdc, 0x3c, 0xe5, 0x9c, 0x91, 0xbc, 0x93, 0x45, 0x33, 0xce, 0xdd, 0xaa, 0xcc, 0x2f, 0xec, 0x50, 0x43, 0x2a, 0x1, 0xb7, 0x11, 0x68, 0x2a, 0xdc, 0x8b, 0x59, 0xac, 0xf1, 0xf, 0x76, 0x96, 0x28, 0x41, 0xbf, 0xd1, 0x2a, 0x65, 0x4d, 0x5, 0x5, 0x10, 0xa2, 0x92, 0xd4, 0x51, 0x11, 0xa, 0xdf, 0xf, 0x11, 0x33, 0x71, 0x39, 0x7f, 0xad, 0xf, 0x10, 0x60, 0x19, 0x8c, 0x92, 0x95, 0x8c, 0x62, 0x33, 0xf0, 0x7b, 0x25, 0xc8, 0x91, 0x6c, 0xec, 0x1d, 0x3f, 0xec, 0x5d, 0x12, 0xe6, 0x19, 0xda, 0x78, 0x11, 0x91, 0x40, 0xf0,...

    private static String bin_to_hex(int value, final int length) {
        final char[] arr = new char[length];
        int ai = arr.length;
        while (ai-- > 0) {
            arr[ai] = HEXCHARS[value & 0xF];
            value >>>= 4;
        }
        return new String(arr);
    }

    private static byte B(final int i) {
        return (byte) (i & 0xFF);
    }

    private static short S(final int i) {

     */
    public static String bin_to_hex(int value, final int length) {
        final char[] arr = new char[length];
        int ai = arr.length;
        while (ai-- > 0) {
            arr[ai] = HEXCHARS[value & 0xF];
            value >>>= 4;
        }
        return new String(arr);
    }

    private static byte B(final int i) {
        return (byte) (i & 0xFF);
    }

    private static short S(final int i) {

        int allStandard = SecurityInfo.OWNER_SECURITY_INFO | SecurityInfo.GROUP_SECURITY_INFO | SecurityInfo.DACL_SECURITY_INFO
                | SecurityInfo.SACL_SECURITY_INFO;
        assertEquals(0xF, allStandard);
    }

    @Test
    @DisplayName("Test flag checking with bitwise AND")
    void testFlagChecking() {
        int flags = SecurityInfo.OWNER_SECURITY_INFO | SecurityInfo.DACL_SECURITY_INFO;

    if (n > MAX_FACTORIAL) {
      return Double.POSITIVE_INFINITY;
    } else {
      // Multiplying the last (n & 0xf) values into their own accumulator gives a more accurate
      // result than multiplying by everySixteenthFactorial[n >> 4] directly.
      double accum = 1.0;
      for (int i = 1 + (n & ~0xf); i <= n; i++) {
        accum *= i;
      }
      return accum * everySixteenthFactorial[n >> 4];
    }
  }