checkArgument(
        result == (int) result,
        "the total number of elements (%s) in the arrays must fit in an int",
        result);
    return (int) result;
  }

  /**
   * Returns a big-endian representation of {@code value} in a 4-element byte array; equivalent to
   * {@code ByteBuffer.allocate(4).putInt(value).array()}. For example, the input value {@code

  "disabled": false
}
```

<img src="/img/tutorial/security/image09.png">

Si abres las herramientas de desarrollador, podrías ver cómo los datos enviados solo incluyen el token, la contraseña solo se envía en la primera request para autenticar al usuario y obtener ese token de acceso, pero no después:

<img src="/img/tutorial/security/image10.png">

/// note | Nota

        Mac mac = Mac.getInstance("HmacMD5");
        MessageDigest md = MessageDigest.getInstance("MD5");
        mac.init(key);
        byte[] dk = mac.doFinal(MD5_CONSTANT);
        try {
            // little endian
            md.update((byte) (ms_usage & 0xFF));
            md.update((byte) (ms_usage >> 8 & 0xFF));
            md.update((byte) (ms_usage >> 16 & 0xFF));
            md.update((byte) (ms_usage >> 24 & 0xFF));

	// OpMerged is several operations merged into one.
	OpMerged
)

const (
	// FlagCRCxxh3 indicates that, the lower 32 bits of xxhash3 of the serialized
	// message will be sent after the serialized message as little endian.
	FlagCRCxxh3 Flags = 1 << iota

	// FlagEOF the stream (either direction) is at EOF.
	FlagEOF

	// FlagStateless indicates the message is stateless.
	// This will retain clients across reconnections or

    void testReadParametersWireFormat() throws Exception {
        byte[] buffer = new byte[100];
        int expectedLength = 0x12345678;

        // Write length in little-endian format
        SMBUtil.writeInt4(expectedLength, buffer, 0);

        int result = response.readParametersWireFormat(buffer, 0, buffer.length);

        assertEquals(4, result);

Avec `Query` et `Path` (et d'autres que vous verrez plus tard) vous pouvez déclarer des contraintes numériques.

Ici, avec `ge=1`, `item_id` devra être un nombre entier « `g`reater than or `e`qual » à `1`.

{* ../../docs_src/path_params_numeric_validations/tutorial004_an_py310.py hl[10] *}

        Type1Message type1 = new Type1Message(mockContext);
        byte[] messageBytes = type1.toByteArray();

        // Then
        assertTrue(messageBytes.length >= 12);
        // Message type should be 1 (little endian)
        assertEquals(1, messageBytes[8] & 0xFF);
        assertEquals(0, messageBytes[9] & 0xFF);
        assertEquals(0, messageBytes[10] & 0xFF);
        assertEquals(0, messageBytes[11] & 0xFF);
    }

/**
 * Unit tests for {@link HashCode}.
 *
 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
public class HashCodeTest extends TestCase {
  // note: asInt(), asLong() are in little endian
  private static final ImmutableList<ExpectedHashCode> expectedHashCodes =
      ImmutableList.of(
          new ExpectedHashCode(
              new byte[] {
                (byte) 0xef, (byte) 0xcd, (byte) 0xab, (byte) 0x89,

        assertTrue(raf.readBoolean());
        assertEquals((byte) 0xFF, raf.readByte());
        assertEquals(0xFF, raf.readUnsignedByte());
    }

    @Test
    @DisplayName("readShort/UnsignedShort/Char: big-endian decoding")
    void read_twoByteVariants() throws Exception {
        SmbRandomAccessFile raf = spy(newInstance("r", false, false, false));
        doAnswer(inv -> {
            byte[] b = inv.getArgument(0);

Você também obterá preenchimento automático para o corpo a ser enviado:

<img src="/img/tutorial/generate-clients/image03.png">

/// tip | Dica

Observe o preenchimento automático para `name` e `price`, que foi definido na aplicação FastAPI, no modelo `Item`.

///

Você terá erros em linha para os dados que você envia:

<img src="/img/tutorial/generate-clients/image04.png">