Collection to Array in java pgm

Collection to Array

import java.util.*;

public class CollectionToArray

{

 public static void main(String[] args)

{

      List list = new ArrayList();

      list.add("This ");

      list.add("is ");

      list.add("a ");

      list.add("good ");

      list.add("program.");

      String[] s1 = list.toArray(new String[0]);

      for(int i = 0; i < s1.length; ++i)

     {

         String contents = s1[i];

         System.out.print(contents);

     }

   }

}