List: clone()
import java.util.ArrayList; import java.util.List; public class Main { public static void main(String[] a) { List<String> list = new ArrayList<String>(); list.add("A"); List list2 = ((List) ((ArrayList) list).clone()); System.out.println(list); System.out.println(list2); list.clear(); System.out.println(list); System.out.println(list2); } }