(Enhancing Class Date) Modify class Date of Fig. 3 to perform error checking on the initia...

(Enhancing Class Date) Modify class Date of Fig. 3 to perform error checking on the initializer values for instance variables month, day and year (currently it validates only the month and day). Provide a method nextDay to increment the day by one. Write a program that tests method nextDay in a loop that prints the date during each iteration to illustrate that the method works correctly. Test the following cases:

Fig. 3 Date class declaration.

a) incrementing into the next month and

b) incrementing into the next year.