Java Collections .synchronizedList ( List <T> list)

public static <T> List <T> synchronizedList(List <T> list)

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
//  www. ja  v a  2 s  .c  o m
public class Main {
   public static void main(String[] args) {
       List<String>  list = new ArrayList<String> ();
      
      // populate the list
      list.add("1");
      list.add("2");
      list.add("3");
      list.add("4");
      list.add("from java2s.com");
      
      // create a synchronized list
      List<String>  synlist = Collections.synchronizedList(list);
     
      System.out.println("Sunchronized list is :"+synlist);
   }
}