Chapter 15, Problem 15E

Explanation of Solution

Adding the “mirror” method in “ArrayIntList” class:

//definition of "ArrayIntList" class

public class ArrayIntList

{

    //declare the required variables

    private int[] elementData;

    private int size;

    //refer the remaining methods in the textbook

    //definition of "mirror" method

    public void mirror()

    {

       //call the "ensureCapacity" with a value

        ensureCapacity(size * 2);

        //declare the variables

        int i = 0, j = 2 * size - 1;

        //check "i" less than "j"

        while (i < j)

        {

        �...