// "Replace with toArray" "true" import java.util.*; public class Test { public static void test(String[] args) { Set<String> set = new HashSet<>(); for(String s : ar<caret>gs) { if(!s.isEmpty()) set.add(s); } List<String> list = new LinkedList<>(set); list.sort(String.CASE_INSENSITIVE_ORDER); System.out.println(Arrays.toString(list.toArray(new String[0]))); } }