* unprivileged user may return a resource accessible only to a privileged user making a similar
   * call. To prevent this problem, create a key object that includes all values that affect the
   * result of the query. Or use {@code LoadingCache.get(K)}, which lacks the ability to refer to
   * state other than that in the key.
   *
   * <p><b>Warning:</b> as with {@link CacheLoader#load}, {@code loader} <b>must not</b> return

	// Find
	var user2 User
	DB.Find(&user2, "id = ?", user.ID)
	pointerOfUser := &user2
	if err := DB.Model(&pointerOfUser).Association("Company").Find(&user2.Company); err != nil {
		t.Errorf("failed to query users, got error %#v", err)
	}
	user2.Manager = &User{}
	DB.Model(&user2).Association("Manager").Find(user2.Manager)
	CheckUser(t, user2, user)

	// Count
	AssertAssociationCount(t, user, "Company", 1, "")

## Vorteile

Wenn Sie die automatisch generierten Clients verwenden, erhalten Sie **automatische Codevervollständigung** für:

* Methoden.
* Request-Payloads im Body, Query-Parameter, usw.
* Response-Payloads.

Außerdem erhalten Sie für alles **Inline-Fehlerberichte**.

	public final fun password ()Ljava/lang/String;
	public final fun pathSegments ()Ljava/util/List;
	public final fun pathSize ()I
	public final fun port ()I
	public final fun query ()Ljava/lang/String;
	public final fun queryParameter (Ljava/lang/String;)Ljava/lang/String;
	public final fun queryParameterName (I)Ljava/lang/String;
	public final fun queryParameterNames ()Ljava/util/Set;

		HTTPStatusCode: http.StatusRequestedRangeNotSatisfiable,
	},
	ErrInvalidRangePartNumber: {
		Code:           "InvalidRequest",
		Description:    "Cannot specify both Range header and partNumber query parameter",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrMalformedXML: {
		Code:           "MalformedXML",

				"application/soap+fastinfoset",
				"application/soap+xml",
				"application/sldworks",
				"application/sparql-query",
				"application/sparql-results+xml",
				"application/spirits-event+xml",
				"application/srgs",
				"application/srgs+xml",
				"application/ssml+xml",
				"application/timestamp-query",
				"application/timestamp-reply",
				"application/tve-trigger",
				"application/ulpfec",

    }

    /**
     * This stream class is unbuffered. Therefore this method will always
     * return 0 for streams connected to regular files. However, a
     * stream created from a Named Pipe this method will query the server using a
     * "peek named pipe" operation and return the number of available bytes
     * on the server.
     */
    @Override
    public int available() throws IOException {
        return 0;
    }

<img src="/img/tutorial/generate-clients/image08.png">

## Benefícios

Ao usar os clientes gerados automaticamente, você teria **preenchimento automático** para:

* Métodos.
* Corpo de requisições, parâmetros da query, etc.
* Corpo de respostas.

Você também teria **erros em linha** para tudo.

* HTTP Basic.
* **OAuth2** (ve **JWT tokenleriyle** beraber). Bu öğretici içeriğe göz atabilirsin [OAuth2 with JWT](tutorial/security/oauth2-jwt.md){.internal-link target=_blank}.
* API anahtarları:
    * Headerlar.
    * Query parametreleri.
    * Cookies, vs.

Bütün güvenlik özellikleri Starlette'den geliyor (**session cookies'de** dahil olmak üzere).

* HTTP Basic.
* **OAuth2** (also with **JWT tokens**). Check the tutorial on [OAuth2 with JWT](tutorial/security/oauth2-jwt.md){.internal-link target=_blank}.
* API keys in:
    * Headers.
    * Query parameters.
    * Cookies, etc.

Plus all the security features from Starlette (including **session cookies**).