* Get ASCII hex value and convert to platform dependent
                 * encoding like EBCDIC perhaps
                 */
                b[0] = (byte) (Integer.parseInt(str.substring(i, i + 2), 16) & 0xFF);
                out[j] = new String(b, 0, 1, "ASCII").charAt(0);
                j++;
                i++;
                state = 0;
            }
        }

        return new String(out, 0, j);

                /* Get ASCII hex value and convert to platform dependant
                 * encoding like EBCDIC perhaps
                 */
                b[0] = (byte) (Integer.parseInt(str.substring(i, i + 2), 16) & 0xFF);
                out[j] = new String(b, 0, 1, "ASCII").charAt(0);
                j++;
                i++;
                state = 0;
            }
        }

        return new String(out, 0, j);

		{"/../../etc", false},
		{" ../etc", false},
		{"./././", false},
		{"./etc", false},
		{`contains//double/forwardslash`, false},
		{`//contains/double-forwardslash-prefix`, false},
		{string([]byte{0xff, 0xfe, 0xfd}), false},
	}

	for i, testCase := range testCases {
		isValidObjectName := IsValidObjectName(testCase.objectName)
		if testCase.shouldPass && !isValidObjectName {

        for (int i = 0; i < sz; i++) {
            char ch = str.charAt(i);
            // handle unicode
            if (ch > 0xfff) {
                out.append("\\u").append(hex(ch));
            } else if (ch > 0xff) {
                out.append("\\u0").append(hex(ch));
            } else if (ch > 0x7f) {
                out.append("\\u00").append(hex(ch));
            } else if (ch < 32) {
                switch (ch) {

        for (int i = 0; i < sz; i++) {
            char ch = str.charAt(i);
            // handle unicode
            if (ch > 0xfff) {
                out.append("\\u").append(hex(ch));
            } else if (ch > 0xff) {
                out.append("\\u0").append(hex(ch));
            } else if (ch > 0x7f) {
                out.append("\\u00").append(hex(ch));
            } else if (ch < 32) {
                switch (ch) {

        void testConstructor_ByteArray_InvalidSignature() {
            // Given
            byte[] invalidSignature = new byte[100];
            Arrays.fill(invalidSignature, (byte) 0xFF); // Fill with non-NTLMSSP signature

            // When & Then
            IOException thrown = assertThrows(IOException.class, () -> new Type2Message(invalidSignature));

        }

        @ParameterizedTest
        @DisplayName("Should read different oplock levels correctly")
        @ValueSource(bytes = { 0x00, 0x01, 0x02, 0x08, (byte) 0xFF })
        void testReadDifferentOplockLevels(byte oplockLevel) throws Exception {
            byte[] buffer = createValidOplockBreakBuffer(oplockLevel, createTestData(16));

     * {@code S-1-5-21-1496946806-2192648263-3843101252-1029}.
     */
    @Override
    public String toString() {
        StringBuilder ret = new StringBuilder("S-").append(revision & 0xFF).append("-");

        if (identifier_authority[0] != (byte) 0 || identifier_authority[1] != (byte) 0) {
            ret.append("0x");
            ret.append(Hexdump.toHexString(identifier_authority, 0, 6));

        serverData.encryptionKey = originalKey;

        // When - modify the original array
        originalKey[0] = (byte) 0xFF;

        // Then - the field should also be modified (same reference)
        assertEquals((byte) 0xFF, serverData.encryptionKey[0]);
        assertSame(originalKey, serverData.encryptionKey);
    }

    /**
     * Test multiple ServerData instances are independent

    }
  }

  // Example taken from twitter/hpack DecoderTest.testInsidiousIndex
  @Test
  fun readIndexedHeaderFieldInsidiousIndex() {
    bytesIn.writeByte(0xff) // == Indexed - Add ==
    bytesIn.write("8080808008".decodeHex()) // idx = -2147483521
    assertFailsWith<IOException> {
      hpackReader!!.readHeaders()
    }.also { expected ->