code: private void addFilters(MpxjTreeNode parentNode, List<Filter> filters)
     {
        for (Filter field : filters)
        {
           final Filter f = field;
           MpxjTreeNode childNode = new MpxjTreeNode(field)
           {
              @Override public String toString()
              {
                 return f.getName();
              }
           };
           parentNode.add(childNode);
        }
     }
docs: Add filters to the tree.
  
  @param parentNode parent tree node
  @param filters list of filters