private void parseAuthentication(
     XMLExtendedStreamReader reader, MongoDBCacheStoreConfigurationBuilder builder)
     throws XMLStreamException {
   for (int i = 0; i < reader.getAttributeCount(); i++) {
     ParseUtils.requireNoNamespaceAttribute(reader, i);
     String value = replaceProperties(reader.getAttributeValue(i));
     Attribute attribute = Attribute.forName(reader.getAttributeLocalName(i));
     switch (attribute) {
       case USERNAME:
         {
           builder.username(value);
           break;
         }
       case PASSWORD:
         {
           builder.password(value);
           break;
         }
       default:
         {
           throw ParseUtils.unexpectedAttribute(reader, i);
         }
     }
   }
   ParseUtils.requireNoContent(reader);
 }
 private void parseConnection(
     XMLExtendedStreamReader reader, MongoDBCacheStoreConfigurationBuilder builder)
     throws XMLStreamException {
   for (int i = 0; i < reader.getAttributeCount(); i++) {
     ParseUtils.requireNoNamespaceAttribute(reader, i);
     String value = replaceProperties(reader.getAttributeValue(i));
     Attribute attribute = Attribute.forName(reader.getAttributeLocalName(i));
     switch (attribute) {
       case HOST:
         {
           builder.host(value);
           break;
         }
       case PORT:
         {
           builder.port(Integer.valueOf(value));
           break;
         }
       case TIMEOUT:
         {
           builder.timeout(Integer.valueOf(value));
           break;
         }
       case ACKNOWLEDGMENT:
         {
           builder.acknowledgment(Integer.valueOf(value));
           break;
         }
       default:
         {
           throw ParseUtils.unexpectedAttribute(reader, i);
         }
     }
   }
   ParseUtils.requireNoContent(reader);
 }