setElement.addElement("count").setText(String.valueOf(size()));
// if the query wasn't a 'count only' query, add two more elements
if (returnedResults.size() > 0) {
final Element firstElement = setElement.addElement("first");
firstElement.addText(returnedResults.get(0).getUID());
firstElement.addAttribute("index", String
.valueOf(indexOf(returnedResults.get(0))));
setElement.addElement("last").addText(
returnedResults.get(returnedResults.size() - 1).getUID());