public virtual void Delete(TEntity entityToDelete)
 {
     if (context.Entry(entityToDelete).State == EntityState.Detached)
     {
         dbSet.Attach(entityToDelete);
     }
     dbSet.Remove(entityToDelete);
 }
        public void SalvarOuAtualizar(Usuario entity)
        {
            if (entity.Id == 0)
            {
                catalogocontext.Usuarios.Add(entity);
            }
            else
            {
                catalogocontext.Entry <Usuario>(entity).State = EntityState.Modified;
            }

            catalogocontext.SaveChanges();
            Dispose();
        }