code: @Override
    public final synchronized void handleSeSellerChanged(
      final Map<String, Object> pReqVars,
        final String pName) throws Exception {
      this.sesellers = null;
    }
docs: <p>Handle S.E. seller changed.
  Any change leads to refreshing whole list.</p>
  @param pReqVars additional param
  @param pName seller's, null means "refresh all"
  @throws Exception - an exception