Java Set convert to List
/*w ww . ja v a 2 s. c o m*/ import java.util.ArrayList; import java.util.HashSet; import java.util.List; import java.util.Set; public class Main { public static void main(String[] args) { Set<String> set = new HashSet<String>(); set.add("CSS"); set.add("HTML"); set.add("Java"); List<String> list = new ArrayList<String>(set); System.out.println(list); } }