protected void processSelectors(List<Node> results,List<CssSelector> selectors){
  List<Node> selectedNodes=select(rootNode,selectors);
  for (  Node selectedNode : selectedNodes) {
    if (!results.contains(selectedNode)) {
      results.add(selectedNode);
    }
  }
}

protected void processSelectors ( List < Node > results , List < CssSelector > selectors ) { List < Node > selectedNodes = select ( rootNode , selectors ) ; for ( Node selectedNode : selectedNodes ) { if ( ! results . contains ( selectedNode ) ) { results . add ( selectedNode ) ; } } }
process selectors and keep adding results .
