## Convert any Data to JSON-compatible { #convert-any-data-to-json-compatible }

To convert any data to JSON-compatible, read the docs for [Tutorial - JSON Compatible Encoder](../tutorial/encoder.md){.internal-link target=_blank}.

## OpenAPI Metadata - Docs { #openapi-metadata-docs }

            Arrays.fill(buffer2, (byte) 0x22);

            // First decode
            response.decode(buffer1, 0, 50);
            byte[] data1 = response.getData();

            // Second decode should overwrite
            response.decode(buffer2, 10, 60);
            byte[] data2 = response.getData();

            // Verify second decode overwrote first
            assertEquals(60, data2.length);

        String expectedFilename = "日本語ファイル.txt";
        byte[] buffer = createValidBuffer(expectedFilename, "~1.TXT", true);

        // Decode
        fileBothDirectoryInfo.decode(buffer, 0, buffer.length);

        // Verify
        assertEquals(expectedFilename, fileBothDirectoryInfo.getFilename());
    }

    @Test
    @DisplayName("Test decode with non-Unicode filename")

        assertEquals(0x1111, response.getSecurityMode(), "First decode security mode");
        assertEquals(0x0210, response.getDialect(), "First decode dialect");

        // Second decode - should overwrite values
        byte[] buffer2 = new byte[50];
        SMBUtil.writeInt4(0x22222222, buffer2, 0);
        SMBUtil.writeInt2(0x2222, buffer2, 20);
        SMBUtil.writeInt2(0x0311, buffer2, 22);

    }

    @Test
    @DisplayName("Test decode with minimum valid length")
    void testDecodeMinimumValidLength() throws SMBProtocolDecodingException {
        // Prepare minimum valid buffer - exactly 24 bytes
        byte[] buffer = new byte[28];
        Arrays.fill(buffer, 0, 24, (byte) 0xAA);

        // Decode with len = 24 (minimum valid)
        int bytesConsumed = response.decode(buffer, 0, 24);

    }

    @Test
    @DisplayName("Test decode with valid single entry")
    void testDecodeValidSingleEntry() throws SMBProtocolDecodingException {
        String fileName = "document.pdf";
        int action = FileNotifyInformation.FILE_ACTION_MODIFIED;
        byte[] buffer = createValidNotificationBuffer(fileName, action);

        int bytesRead = notifyInfo.decode(buffer, 0, buffer.length);

        assertTrue(bytesRead > 0);

	IV        []byte
	Nonce     []byte
	Bytes     []byte
}

// UnmarshalJSON parses the given text as JSON-encoded
// ciphertext.
//
// UnmarshalJSON provides backward-compatible unmarsahaling
// of existing ciphertext. In the past, ciphertexts were
// JSON-encoded. Now, ciphertexts are binary-encoded.
// Therefore, there is no MarshalJSON implementation.
func (c *ciphertext) UnmarshalJSON(text []byte) error {
	const (

        SMBUtil.writeInt4(messageLength, buffer, bufferIndex + 12);
        System.arraycopy(testData, 0, buffer, bufferIndex + 16, testData.length);

        // Decode
        int bytesDecoded = response.decode(buffer, bufferIndex, buffer.length);

        // Verify results
        assertEquals(namedPipeState, response.getNamedPipeState());
        assertEquals(readDataAvailable, response.getReadDataAvailable());

        }
    }

    @Nested
    @DisplayName("Decode Tests")
    class DecodeTests {

        @Test
        @DisplayName("Should decode valid copy chunk response")
        void testDecodeValidResponse() throws SMBProtocolDecodingException {
            byte[] buffer = createValidCopyChunkResponse(5, 65536, 327680);

            int bytesDecoded = response.decode(buffer, 0, buffer.length);

        int decoded = resp.decode(buf, headerStart);
        assertTrue(decoded > 0, "Decode should return positive length");

        assertEquals(NtStatus.NT_STATUS_MORE_PROCESSING_REQUIRED, resp.getStatus());
        assertArrayEquals(blob, resp.getBlob(), "Security blob should match");
        assertEquals(sessionFlags, resp.getSessionFlags(), "Session flags should decode");