code: @Override
    public final OnlineBuyer getBuyr(final Map<String, Object> pRqVs,
      final IRequestData pRqDt) throws Exception {
      Long buyerId = null;
      String buyerIdStr = pRqDt.getCookieValue("cBuyerId");
      if (buyerIdStr != null && buyerIdStr.length() > 0) {
         buyerId = Long.valueOf(buyerIdStr);
      }
      OnlineBuyer buyer = null;
      if (buyerId != null) {
        buyer = getSrvOrm().retrieveEntityById(pRqVs, OnlineBuyer.class, buyerId);
      }
      if (buyer != null && buyer.getRegEmail() != null
        && buyer.getBuSeId() != null) {
        String buSeId = pRqDt.getCookieValue("buSeId");
        if (!buyer.getBuSeId().equals(buSeId)) {
          this.spamHnd.handle(pRqVs, pRqDt, 100,
            "Buyer. Authorized invasion? cBuyerId: " + buyerIdStr);
          //buyer also might clears cookie, so it's need new authorization
          //new/free buyer will be used till authorization:
          buyer = null;
        }
      }
      return buyer;
    }
docs: <p>Get authorized or not buyer.</p>
  @param pRqVs request scoped vars
  @param pRqDt Request Data
  @return buyer or null
  @throws Exception - an exception