JAVA

java compare two lists ignore case

private static boolean equalsIgnoreCase(List<String> list1, List<String> list2) {
        Iterator<String> iterator1 = list1.iterator();
        Iterator<String> iterator2 = list2.iterator();
        while(iterator1.hasNext()) {
            while(iterator2.hasNext()) {
                if(iterator1.next().equalsIgnoreCase(iterator2.next()))
                    return true;
            }
        }
        return false;
    }