This is what I have so far
ArrayList<AddressBook> book = new ArrayList<AddressBook>();
System.out.println();
System.out.println("Sorted: ");
ListIterator list = book.listIterator();
while(list.hasNext()) {
Collections.sort(book);
System.out.println(list.next());
System.out.println();
And I get an error cannot find symbol in java, so can somebody tell me what am I doing wrong. Thank you for taking interest.