void testBasicCreation() {
        // When
        exception = new SmbOperationException(SmbOperationException.ErrorCode.FILE_NOT_FOUND, "test.txt");

        // Then
        assertNotNull(exception);
        assertEquals(SmbOperationException.ErrorCode.FILE_NOT_FOUND, exception.getErrorCode());
        assertTrue(exception.getMessage().contains("FILE_NOT_FOUND"));

        // Then
        assertNotNull(response);
        assertTrue(response instanceof Smb2ChangeNotifyResponse);
    }

    @Test
    @DisplayName("Should calculate correct size")
    void testSize() {
        // When
        int size = request.size();

        // Then
        // Size should be aligned to 8 bytes: SMB2_HEADER_LENGTH + 32

            // Then: Value should be zero
            assertEquals(0, ndrShort.value);
        }

        @Test
        @DisplayName("Should handle maximum byte value correctly")
        void testConstructorMaxByte() {
            // Given/When: Creating NdrShort with max byte value
            NdrShort ndrShort = new NdrShort(255);

            // Then: Value should be 255

Actualiza `get_current_user` para recibir el mismo token que antes, pero esta vez, usando tokens JWT.

Decodifica el token recibido, verifícalo y devuelve el usuario actual.

Si el token es inválido, devuelve un error HTTP de inmediato.

{* ../../docs_src/security/tutorial004_an_py310.py hl[90:107] *}

## Actualizar la *path operation* `/token`

Crea un `timedelta` con el tiempo de expiración del token.

    public String token;

    /**
     * The permissions associated with this access token.
     * Defines what operations and resources this token can access.
     */
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String permissions;

    /**
     * The parameter name for the access token.
     * This field specifies how the token should be passed in API requests.
     * Maximum length is 10000 characters.

     *
     * @param id The ID of the item.
     * @param token The token.
     * @param segmentation The segmentation.
     * @param reading The reading.
     * @param pos The part of speech.
     */
    public KuromojiItem(final long id, final String token, final String segmentation, final String reading, final String pos) {
        this.id = id;
        this.token = token;
        this.segmentation = segmentation;

        // Then
        assertNotNull(localName, "Local name should not be null");
        assertTrue(localName.getName().length() > 0, "Local name should not be empty");
    }

    @Test
    @DisplayName("Should get unknown name")
    void testGetUnknownName() {
        // When
        NetbiosName unknownName = nameServiceClient.getUnknownName();

        // Then

        // Then
        assertNotNull(resp);
        assertTrue(resp instanceof ServerMessageBlock2Response);
        assertTrue(resp instanceof ServerMessageBlock2);
        assertTrue(resp instanceof TreeConnectResponse);
    }

    @Test
    @DisplayName("Should return correct share type constants")
    void testShareTypeConstants() {
        // Then

* Die API überprüft den `username` und das `password` und antwortet mit einem „Token“ (wir haben davon noch nichts implementiert).
    * Ein „Token“ ist lediglich ein String mit einem Inhalt, den wir später verwenden können, um diesen Benutzer zu verifizieren.
    * Normalerweise läuft ein Token nach einiger Zeit ab.

  if [ -n "${JAVA_HOME-}" ]; then
    if [ -x "$JAVA_HOME/jre/sh/java" ]; then
      # IBM's JDK on AIX uses strange locations for the executables
      JAVACMD="$JAVA_HOME/jre/sh/java"
      JAVACCMD="$JAVA_HOME/jre/sh/javac"
    else
      JAVACMD="$JAVA_HOME/bin/java"
      JAVACCMD="$JAVA_HOME/bin/javac"

      if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then