Weird comments in hibernate5 QS classes

/*The Model uses JPA Entity as well as Hibernate Validators
 *
 */

// The @Model stereotype is a convenience mechanism to make this a request-scoped bean that has an
// EL name
// Read more about the @Model stereotype in this FAQ:
// http://www.cdi-spec.org/faq/#accordion6

/**
 * @author Madhumita Sadhukhan
 */

// The @Stateless annotation eliminates the need for manual transaction demarcation

/**
 * This class uses CDI to alias Java EE resources, such as the persistence context, to CDI beans
 *
 * <p>
 * Example injection on a managed bean field:
 * </p>
 *
 * <pre>
 * &#064;Inject
 * private EntityManager em;
 * </pre>
 */