connOpts = append(connOpts, nats.UserInfo(n.Username, n.Password))
	}
	if n.UserCredentials != "" {
		connOpts = append(connOpts, nats.UserCredentials(n.UserCredentials))
	}
	if n.Token != "" {
		connOpts = append(connOpts, nats.Token(n.Token))
	}
	if n.NKeySeed != "" {
		nkeyOpt, err := nats.NkeyOptionFromSeed(n.NKeySeed)
		if err != nil {
			return nil, err
		}
		connOpts = append(connOpts, nkeyOpt)
	}

		Description:    "The web identity token that was passed is expired or is not valid. Get a new identity token from the identity provider and then retry the request.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrSTSClientGrantsExpiredToken: {
		Code:           "ExpiredToken",
		Description:    "The client grants that was passed is expired or is not valid. Get a new client grants token from the identity provider and then retry the request.",

	defer r.closeRespFn(resp.Body)
	if resp.StatusCode != http.StatusOK {
		return errors.New(resp.Status)
	}

	return r.pubKeys.parseAndAdd(resp.Body)
}

// ErrTokenExpired - error token expired
var (
	ErrTokenExpired = errors.New("token expired")
)

func updateClaimsExpiry(dsecs string, claims map[string]any) error {
	expStr := claims["exp"]
	if expStr == "" {
		return ErrTokenExpired
	}

pkg go/ast, method (*IndexListExpr) End() token.Pos
pkg go/ast, method (*IndexListExpr) Pos() token.Pos
pkg go/ast, type FuncType struct, TypeParams *FieldList
pkg go/ast, type IndexListExpr struct
pkg go/ast, type IndexListExpr struct, Indices []Expr
pkg go/ast, type IndexListExpr struct, Lbrack token.Pos
pkg go/ast, type IndexListExpr struct, Rbrack token.Pos
pkg go/ast, type IndexListExpr struct, X Expr

     * Gets the server path with access token for API requests.
     *
     * @return the complete server path including the access token
     * @throws FessSystemException if no access token is available
     */
    public String getServerPath() {
        return getSessionManager().getAttribute(Constants.SEARCH_ENGINE_API_ACCESS_TOKEN, String.class)
                .map(token -> ADMIN_SERVER + token)

{* ../../docs_src/security/tutorial002_an_py310.py hl[25] *}

## Obtener el usuario { #get-the-user }

`get_current_user` usará una función de utilidad (falsa) que creamos, que toma un token como un `str` y devuelve nuestro modelo de Pydantic `User`:

                                    <label for="token" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.dict_kuromoji_token"/></label>
                                    <div class="col-sm-9">
                                        <la:errors property="token"/>
                                        <la:text styleId="token" property="token" styleClass="form-control"/>

    /**
     * Constructs KerberosRelevantAuthData from token bytes.
     *
     * @param token the authorization data token
     * @param keys map of Kerberos keys indexed by key type
     * @throws PACDecodingException if decoding fails
     */
    public KerberosRelevantAuthData(byte[] token, Map<Integer, KerberosKey> keys) throws PACDecodingException {
        ASN1Sequence authSequence;

        int byteCountValue = 16 + 10; // guid + token
        setByteCount(response, byteCountValue);
        byte[] buffer = new byte[byteCountValue];
        byte[] guid = new byte[16];
        for (int i = 0; i < 16; i++) {
            guid[i] = (byte) i;
        }
        System.arraycopy(guid, 0, buffer, 0, 16);
        byte[] token = new byte[10];
        for (int i = 0; i < 10; i++) {

    /**
     * Constructs a KerberosTicket from token bytes.
     *
     * @param token the ticket token bytes
     * @param apOptions AP options flags
     * @param keys array of Kerberos keys for decryption
     * @throws PACDecodingException if ticket decoding fails
     */
    public KerberosTicket(byte[] token, byte apOptions, KerberosKey[] keys) throws PACDecodingException {
        if (token.length <= 0) {