java remove equal element of a list

1public static <T> List<T> removeDuplicates(List<T> list){
2  Set<T> set = new LinkedHashSet<>(list);
3  return new ArrayList<T>(set);
4}

1public static <T> ArrayList<T> removeDuplicates(ArrayList<T> list){
2  Set<T> set = new LinkedHashSet<>(list);
3  return new ArrayList<T>(set);
4}