public SimpleNode[] getChildren() {
   final List<SimpleNode> nodes = new ArrayList<SimpleNode>(myBuffer.size());
   for (final OfbizFileSet entry : myBuffer) {
     if (!entry.isRemoved()) {
       final FileSetNode setNode = new FileSetNode(entry);
       nodes.add(setNode);
     }
   }
   return ArrayUtil.toObjectArray(nodes, SimpleNode.class);
 }