II. Write a class named GUITest which has the following: 1- Main method. This method implements the Graphical User Interface shown in Figure 1 below. This GUI works as follows: The user enters the count and sum inside the proper text fields, then clicks the "compute average button to compute the average and display the result in the proper text field. Clicking the "Exit" button ends the program execution. 2- You must implement the necessary ActionListener classes (inner classes) for the two buttons, and implement the necessary code to register the listener objects to the buttons. Figure 1: Average of numbers Enter the count: Enter the sum: average: Compute Average Exit