Java Utililty Methods Set to List

if (isNotEmpty(set)) {
    List<T> list = new ArrayList<>();
    for (T t : set) {
        list.add(t);
    return list;
return Collections.emptyList();
...

List result = null;
if (s != null) {
    result = new ArrayList();
    Iterator sIt = s.iterator();
    while (sIt.hasNext()) {
        result.add(sIt.next());
return result;

return new ArrayList<E>(set);

ArrayList<T> retVal = new ArrayList<T>();
if (theValues != null) {
    for (T t : theValues) {
        retVal.add(t);
return retVal;