Question: Complete the following method so that it swaps the first and last element of the given array list. Do nothing if the array list is

Complete the following method so that it swaps the first and last element of the given array list. Do nothing if the array list is empty.
import java.util.ArrayList;
public class Strings
{
public static void swapFirstLast(ArrayList names)
{
/* Your code goes here */
}
}

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