code: @Override
    public final void addCheckIsReadyToAccount(
      final Map<String, Object> pReqVars,
        final PurchaseInvoice pEntity,
          final IRequestData pRequestData) throws Exception {
      // nothing
    }
docs: <p>Additional check document for ready to account (make acc.entries).</p>
  @param pReqVars additional param
  @param pEntity entity
  @param pRequestData Request Data
  @throws Exception - an exception if don't