final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final String username = systemHelper.getUsername();
        final long currentTime = systemHelper.getCurrentTimeAsLong();
        return getEntity(form, username, currentTime).map(entity -> {
            entity.setUpdatedBy(username);
            entity.setUpdatedTime(currentTime);

                    AuthenticationContext authCtx = AuthenticationContext.forRepository(session, repo);
                    Authentication result = new Authentication(
                            authCtx.get(AuthenticationContext.USERNAME), authCtx.get(AuthenticationContext.PASSWORD));
                    result.setPrivateKey(authCtx.get(AuthenticationContext.PRIVATE_KEY_PATH));

The <dfn title="specification">spec</dfn> requires the fields to be exactly named `username` and `password`, and to be sent as form fields, not JSON.

With `Form` you can declare the same configurations as with `Body` (and `Query`, `Path`, `Cookie`), including validation, examples, an alias (e.g. `user-name` instead of `username`), etc.

/// info

                "includedPaths");
        setupEpg(_epgMap, et -> ((LabelType) et).getName(), (et, vl) -> ((LabelType) et).setName(DfTypeUtil.toString(vl)), "name");
        setupEpg(_epgMap, et -> ((LabelType) et).getPermissions(), (et, vl) -> ((LabelType) et).setPermissions((String[]) vl),
                "permissions");

@ExtendWith(MockitoExtension.class)
class CredentialsInternalTest {

    @Mock
    CIFSContext mockContext;

    /**
     * Simple in-test implementation of CredentialsInternal to exercise the API surface.
     * It validates inputs, records calls, and delegates some behavior to collaborators
     * so we can verify interactions.
     */
    static class TestCredentials implements CredentialsInternal {

     *
     * @param form the form containing the web authentication data
     * @param username the username of the current user
     * @param currentTime the current timestamp
     * @return an optional WebAuthentication entity
     */
    public static OptionalEntity<WebAuthentication> getEntity(final CreateForm form, final String username, final long currentTime) {
        switch (form.crudMode) {
        case CrudMode.CREATE:

            result.setIntervalTime(DfTypeUtil.toInteger(source.get("intervalTime")));
            result.setMaxAccessCount(DfTypeUtil.toLong(source.get("maxAccessCount")));
            result.setName(DfTypeUtil.toString(source.get("name")));
            result.setNumOfThread(DfTypeUtil.toInteger(source.get("numOfThread")));
            result.setPaths(DfTypeUtil.toString(source.get("paths")));

        this.maxAccessCount = value;
    }

    public String getName() {
        checkSpecifiedProperty("name");
        return convertEmptyToNull(name);
    }

    public void setName(String value) {
        registerModifiedProperty("name");
        this.name = value;
    }

    public Integer getNumOfThread() {
        checkSpecifiedProperty("numOfThread");
        return numOfThread;

            configurablePublishArtifact.builtBy(checkoutBwcBranchTaskProvider);
            configurablePublishArtifact.setType("directory");
            configurablePublishArtifact.setName("checkoutDir");
        });
    }

    public BwcGitExtension getGitExtension() {
        return gitExtension;
    }

    /**

Por ejemplo, en una de las formas en las que se puede usar la especificación OAuth2 (llamada "password flow") se requiere enviar un `username` y `password` como campos de formulario.

La <dfn title="especificación">especificación</dfn> requiere que los campos se llamen exactamente `username` y `password`, y que se envíen como campos de formulario, no JSON.