verify(raf).write(any(byte[].class), eq(0), eq(2)); // bytes
        verify(raf).write(any(byte[].class), eq(0), eq(4)); // chars
    }

    @Test
    @DisplayName("writeUTF(): prefixes size and writes encoded bytes")
    void writeUTF_encodesAndPrefixes() throws Exception {
        SmbRandomAccessFile raf = spy(newInstance("rw", false, true, false));
        doNothing().when(raf).write(any(byte[].class), anyInt(), anyInt());

        // Directory-specific data: 20 bytes (CacheScope(4) + MaxCacheAge(8) + Flags(4) + NotificationFilter(4))
        return 16 + 4 + 4 + 32 + 20;
    }

    @Override
    public int encode(byte[] buffer, int offset) {
        int start = offset;

        // Write context header
        SMBUtil.writeInt4(0, buffer, offset); // Next (offset to next context, 0 for last)
        offset += 4;

Чтобы преобразовать любые данные к формату, совместимому с JSON, прочитайте документацию: [Руководство — JSON-совместимый кодировщик](../tutorial/encoder.md){.internal-link target=_blank}.

## Метаданные OpenAPI — Документация { #openapi-metadata-docs }

            assertNotNull(result, "Should return non-null array");
            assertEquals(0, result.length, "Should return empty array for null string");
        }

        @Test
        @DisplayName("getBytes should encode string with specified charset")
        void testGetBytesWithCharset() {
            // When
            byte[] utf8Bytes = Strings.getBytes(TEST_STRING, StandardCharsets.UTF_8);

package okhttp3.dnsoverhttps

import java.io.EOFException
import java.net.InetAddress
import java.net.UnknownHostException
import okio.Buffer
import okio.ByteString
import okio.utf8Size

/**
 * Trivial Dns Encoder/Decoder, basically ripped from Netty full implementation.
 */
internal object DnsRecordCodec {
  private const val SERVFAIL = 2
  private const val NXDOMAIN = 3
  const val TYPE_A = 0x0001
  const val TYPE_AAAA = 0x001c

    @Override
    public int size() {
        // Context header (16) + name length (4) + padding to 8-byte alignment + data (16)
        return 16 + 4 + 4 + STRUCTURE_SIZE;
    }

    @Override
    public int encode(byte[] dst, int dstIndex) {
        int start = dstIndex;

        // Write context header
        SMBUtil.writeInt4(0, dst, dstIndex); // Next (offset to next context, 0 for last)
        dstIndex += 4;

        return asJson(new ApiResult.ApiLogFilesResponse().files(list).total(list.size()).status(ApiResult.Status.OK).result());
    }

    /**
     * Downloads a specific log file by ID.
     *
     * @param id the base64-encoded filename of the log file to download
     * @return stream response containing the log file content
     */
    // GET /api/admin/log/file/{id}
    @Execute
    public StreamResponse get$file(final String id) {

  },
  {
    "input": "نامه‌ای",
    "output": "xn--mgba3gch31f060k"
  },
  {
    "comment": "U+FFFD",
    "input": "\uFFFD.com",
    "output": null
  },
  {
    "comment": "U+FFFD character encoded in Punycode",
    "input": "xn--zn7c.com",
    "output": null
  },
  {
    "comment": "Label longer than 63 code points",
    "input": "x01234567890123456789012345678901234567890123456789012345678901x",

            }
        }
    }

    /**
     * Encrypt credentials to a base64 string for storage
     *
     * @param plaintext the credentials to encrypt
     * @return base64 encoded encrypted credentials
     * @throws GeneralSecurityException if encryption fails
     */
    public String encryptToString(char[] plaintext) throws GeneralSecurityException {

                    responseParams.stream().forEach(p -> {
                        try {
                            buf.append(URLEncoder.encode(p.getFirst(), encoding));
                            buf.append('=');
                            buf.append(URLEncoder.encode(p.getSecond(), encoding));
                        } catch (final UnsupportedEncodingException e) {
                            throw new IORuntimeException(e);