Mais toutes ces fonctionnalités d'utilisation de code asynchrone avec `async` et `await` sont souvent résumées comme l'utilisation des *coroutines*. On peut comparer cela à la principale fonctionnalité clé de Go, les "Goroutines".

## Conclusion

Reprenons la phrase du début de la page :

    }

    /**
     * Test method for {@link NtlmHttpServletRequest#getUserPrincipal()}.
     * Verifies that the method returns the correct principal object.
     */
    @Test
    void testGetUserPrincipal() {
        // Act: Call the method under test
        Principal actualPrincipal = ntlmRequest.getUserPrincipal();

package jcifs.http;

import java.security.Principal;

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletRequestWrapper;

class NtlmHttpServletRequest extends HttpServletRequestWrapper {

    Principal principal;

    NtlmHttpServletRequest(final HttpServletRequest req, final Principal principal) {
        super(req);
        this.principal = principal;
    }

    @Override

package jcifs.smb1.http;

import java.security.Principal;

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletRequestWrapper;

class NtlmHttpServletRequest extends HttpServletRequestWrapper {

    Principal principal;

    NtlmHttpServletRequest(final HttpServletRequest req, final Principal principal) {
        super(req);
        this.principal = principal;
    }

    @Override

                throw new PACDecodingException("Unrecognized field " + tagged.getTagNo());
            }
        }

    }

    /**
     * Returns the user principal name from the ticket.
     *
     * @return the user principal name
     */
    public String getUserPrincipalName() {
        return this.encData.getUserPrincipalName();
    }

    /**
     * Returns the user realm from the ticket.

    @Test
    @DisplayName("constructor accepts null principal")
    void testConstructorWithNullPrincipal(@Mock HttpServletRequest mockRequest) {
        // Constructor accepts null principal without throwing exception
        NtlmHttpServletRequest request = new NtlmHttpServletRequest(mockRequest, null);

        // getRemoteUser() will throw NPE when trying to call getName() on null principal

            return ((DcerpcPipeHandle) this).pipe.getServer();
        }
        return null;
    }

    /**
     * Gets the principal associated with this handle
     * @return the principal or null if not authenticated
     */
    public Principal getPrincipal() {
        if (this instanceof DcerpcPipeHandle) {
            return ((DcerpcPipeHandle) this).pipe.getPrincipal();
        }

    /** The Kerberos subject for authentication */
    private Subject subject = null;
    /** The user principal name */
    private String user = null;
    /** The Kerberos realm */
    private String realm = null;
    /** The service principal name */
    private String service = DEFAULT_SERVICE;
    /** The user credential lifetime */
    private int userLifetime = GSSCredential.DEFAULT_LIFETIME;

bucketPolicyTemplate := `{"Version":"2012-10-17","Statement":[{"Sid":"","Effect":"Allow","Principal":{"AWS":["*"]},"Action":["s3:GetBucketLocation","s3:ListBucket"],"Resource":["arn:aws:s3:::%s"]},{"Sid":"","Effect":"Allow","Principal":{"AWS":["*"]},"Action":["s3:GetObject"],"Resource":["arn:aws:s3:::%s/this*"]}]}`

	bucketPolicyTemplateWithoutVersion := `{"Version":"","Statement":[{"Sid":"","Effect":"Allow","Principal":{"AWS":["*"]},"Action":["s3:GetBucketLocation","s3:ListBucket"],"Resource":["...

# Despliega FastAPI en Proveedores de Nube

Puedes usar prácticamente **cualquier proveedor de nube** para desplegar tu aplicación FastAPI.

En la mayoría de los casos, los principales proveedores de nube tienen guías para desplegar FastAPI con ellos.

## Proveedores de Nube - Sponsors