private void parseFeeNodes(
     XMLDocument xmlDoc, FeeCheckData feeCheckData, String feeNodesQueryPath)
     throws XPathExpressionException {
   NodeList feeNodes = xmlDoc.getElements(feeNodesQueryPath);
   if (feeNodes != null) {
     for (int feeNodeIndex = 0; feeNodeIndex < feeNodes.getLength(); feeNodeIndex++) {
       Node feeNode = feeNodes.item(feeNodeIndex);
       feeCheckData.addFee(parseFee(feeNode));
     }
   }
 }