}

    /**
     * Retrieves a user by their username.
     *
     * @param username the username to search for
     * @return an OptionalEntity containing the user if found
     */
    public OptionalEntity<User> getUserByName(final String username) {
        return userBhv.selectEntity(cb -> {
            cb.query().setName_Equal(username);
        });
    }

    /**

    try:
        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
        username = payload.get("sub")
        if username is None:
            raise credentials_exception
        token_data = TokenData(username=username)
    except InvalidTokenError:
        raise credentials_exception
    user = get_user(fake_users_db, username=token_data.username)
    if user is None:
        raise credentials_exception
    return user

        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
        username = payload.get("sub")
        if username is None:
            raise credentials_exception
        token_data = TokenData(username=username)
    except InvalidTokenError:
        raise credentials_exception
    user = get_user(fake_users_db, username=token_data.username)
    if user is None:
        raise credentials_exception
    return user

def get_mod(request: pytest.FixtureRequest):
    mod = importlib.import_module(f"docs_src.security.{request.param}")

    return mod


def get_access_token(
    *, username="johndoe", password="secret", scope=None, client: TestClient
):
    data = {"username": username, "password": password}
    if scope:
        data["scope"] = scope
    response = client.post("/token", data=data)
    content = response.json()

                username = username.substring(0, ci);
            } else {
                ci = username.indexOf('\\');
                if (ci > 0) {
                    domain = username.substring(0, ci);
                    username = username.substring(ci + 1);
                }
            }
        }

        this.domain = domain != null ? domain : "";
        this.username = username != null ? username : "";

            this.domain = domain;
            this.authType = authType;
            this.timestamp = System.currentTimeMillis();
            this.clientAddress = clientAddress;
            this.serverAddress = serverAddress;
        }

        public String getUsername() {
            return username;
        }

        public String getDomain() {
            return domain;
        }

        String username = "resetuser";
        String ip = "192.168.1.5";

        // Two failures
        assertTrue(rateLimiter.checkAttempt(username, ip));
        rateLimiter.recordFailure(username, ip);

        assertTrue(rateLimiter.checkAttempt(username, ip));
        rateLimiter.recordFailure(username, ip);

        // Success should reset counter
        assertTrue(rateLimiter.checkAttempt(username, ip));

def get_password_hash(password):
    return password_hash.hash(password)


def get_user(db, username: str):
    if username in db:
        user_dict = db[username]
        return UserInDB(**user_dict)


def authenticate_user(fake_db, username: str, password: str):
    user = get_user(fake_db, username)
    if not user:
        return False
    if not verify_password(password, user.hashed_password):

                """
            ),
        ] = None,
        username: Annotated[
            str,
            Form(),
            Doc(
                """
                `username` string. The OAuth2 spec requires the exact field name
                `username`.
                """
            ),
        ],
        password: Annotated[
            str,

        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
        username = payload.get("sub")
        if username is None:
            raise credentials_exception
        token_data = TokenData(username=username)
    except InvalidTokenError:
        raise credentials_exception
    user = get_user(fake_users_db, username=token_data.username)
    if user is None:
        raise credentials_exception
    return user