A list with a set of values can be reversed using the reverse() method.
import java.util.*;
public class ReverseACollection
{
public static void main(String[] args)
{
List dataList = new ArrayList();
dataList.add("First");
dataList.add("Second");
dataList.add("Third");
System.out.println("Initial List : " + dataList);
Collections.reverse(dataList);
System.out.println("Reversed List: " + dataList);
}
}
/*
Expected output:
[root@mypc]# java ReverseACollection
Initial List : [First, Second, Third]
Reversed List: [Third, Second, First]
*/