Get Synchronized Set from TreeSet : TreeSet « Collections « Java Tutorial

1. Java Tutorial
2. Collections
3. TreeSet

import java.util.Collections;
import java.util.Set;
import java.util.TreeSet;

public class Main {

  public static void main(String[] args) {
    TreeSet treeSet = new TreeSet();
    Set set = Collections.synchronizedSet(treeSet);
  }
}