public class Main { public static void main(String[] args) {
ArrayList<String> arrayList = new ArrayList<String>();
arrayList.add("1");
arrayList.add("2");
arrayList.add("3");
Vector<String> v = new Vector<String>();
v.add("4");
v.add("5");
// append all elements of Vector to ArrayList
arrayList.addAll(v);
for (String str : arrayList)
System.out.println(str);