Java array convert to List
import java.util.ArrayList; import java.util.Arrays; import java.util.List; public class Main { public static void main(String args[]) { List<Integer> list = Arrays.asList(1,2,3); ArrayList<Integer> val = new ArrayList<Integer>(list); System.out.println(val.size()); }//from w w w .j a v a2 s . c o m }