public void Delete(DalRole entity)
 {
     context.Set<Role>().Remove(entity.ToRole());
 }
 public void Update(DalRole entity)
 {
     Role ormRole = entity.ToRole();
     context.Entry(ormRole).State = EntityState.Modified;
 }
 public int Add(DalRole entity)
 {
     var ormRole = entity.ToRole();
     context.Set<Role>().Add(ormRole);
     return ormRole.Id;
 }