code: public static <T> void appendOrder(OrderBy<T> orderBy, String orderByClause) {
  
          if (orderByClause == null) {
              return;
          }
  
          String[] chunks = orderByClause.split(",");
          for (String chunk : chunks) {
              String[] pairs = chunk.split(" ");
              Property p = parseOrderProperty(pairs);
              if (p != null) {
                  orderBy.add(p);
              }
          }
      }
docs: <p>appendOrder.</p>
  
  @param orderBy       a {@link io.ebean.OrderBy} object.
  @param orderByClause a {@link java.lang.String} object.
  @param <T>           a T object.