* by VRaptor's <code>MultipartInterceptor</code>.
*/
@Path("/dvds")
@Post
public void add(final Dvd dvd, UploadedFile file) {
validator.checking(new Validations() {{
if (dvd != null) {
that(dvd.getTitle(), is(notEmpty()), "login", "invalid_title");
that(dvd.getType(), is(notNullValue()), "name", "invalid_type");
that(dvd.getDescription(), is(notEmpty()), "description", "invalid_description");
that(dvd.getDescription().length() >= 6, "description", "invalid_description");