Instructions:Appointment Checker – HW 04 1. Declare a class called Appointment which hasFields:1. ·...

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Instructions:Appointment Checker – HW 04 1. Declare a class called Appointment which hasFields:1. · String title· int day, month, yeaMethods:· public boolean occursOn(int day, int month, int year)  - which returns true if the parameters match the appointment’s day month and yea· public string toString()  - displays the appointment· a constructor with a day, month, year and title and a no-args constructor.2. Create subclasses of Appointment called SingleAppointment, DailyAppointment, MonthlyAppointment, and YearlyAppointment.  Oveide the occursOn(), toString(), and the constructor methods in each appropriately.  For example the constructor for a YearlyAppointment only needs to specify a day, a month and a title.  A DailyAppointment only needs a title.3. File an aay of Appointment type with a variety of the Appointment subclasses.  You will have to keep track of how many items are stored in the aay with a counter.  For example:        final int MAX_APPOINTMENTS=100;        Appointment app[] = new Appointment[MAX_APPOINTMENTS];        int count=0;        app[count++]=new DailyAppointment("Code");        app[count++]=new DailyAppointment("Eat");        app[count++]=new DailyAppointment("Sleep");        app[count++]=new MonthlyAppointment(15,"Get Haircut");        app[count++]=new MonthlyAppointment(1,"Pay Day");        app[count++]=new YearlyAppointment(15,4,"Tax Day");        app[count++]=new YearlyAppointment(1,1,"New Year's Day");        app[count++]=new SingleAppointment(9,5,2020, "Commencement");        app[count++]=new SingleAppointment(16,3,2020, "Start of Spring Break");        app[count++]=new SingleAppointment(18,3,2019, "Start of Spring Break");4. Display all the Appointments in the system5. Prompt and read from  the user for a specific day, month and yea6. Display all the appointments which match that date.Sample Run 1: (user input shown in BOLD ITALICS)Daily: CodeDaily: EatDaily: SleepMonthly [15] Get HaircutMonthly [1] Pay DayYearly [15/4] Tax DayYearly [1/1] New Year's DaySingle [5/9/2020] CommencementSingle [3/16/2020] Start of Spring BreakSingle [3/18/2019] Start of Spring BreakEnter a specific day month year separated by spaces.  Example: XXXXXXXXXX XXXXXXXXXX========================================Daily: CodeDaily: EatDaily: SleepMonthly [1] Pay DayYearly [1/1] New Year's Day Sample Run 2Daily: CodeDaily: EatDaily: SleepMonthly [15] Get HaircutMonthly [1] Pay DayYearly [15/4] Tax DayYearly [1/1] New Year's DaySingle [5/9/2020] CommencementSingle [3/16/2020] Start of Spring BreakSingle [3/18/2019] Start of Spring BreakEnter a specific day month year separated by spaces.  Example: XXXXXXXXXX XXXXXXXXXX========================================Daily: CodeDaily: EatDaily: SleepSingle [5/9/2020] Commencement

Sayed Shad Ahmad · Accepted Answer

Solution/Java Files/Appointment.java
Solution/Java Files/Appointment.java
//Class Appointment
public class Appointment 
{
    //Declaring data members of Appointment class to store title, day, month & year
    private String title;
    private int day;
    private int month;
    private int year;
    
    //Default Constructor for Appointment class
    public Appointment()
    {
        //Initializing the data members with default values
        this.title = "";
        this.day = 0;
        this.month = 0;
        this.year = 0;
    }
    //Parameterized Constructor for Appointment class
    public Appointment(String title, int day, int month, int year) 
    {
        //Initializing the data members with values received as arguments
        this.title = title;
        this.day = day;
        this.month = month;
        this.year = year;
    }
    
    //Method to check whether the appointment occurs on the day, month & year received as arguments
    public boolean occursOn(int day, int month, int year)
    {
        //Checking whether day, month & year of appointment matches the day, month & year received as arguments or not
        if(this.day == day && this.month == month && this.year == year)
            //Returning true when day, month & year matches
            return true;
        else
            //Returning true when day, month & year doesn't match
            return false;
    }
    //Overridden method to display the Appointment
    @Override
    public String toString() 
    {
        //Returning the day, month, year & title of appointment
        return "[" + this.month + "/" + this.day + "/" + this.year + "] " + this.title;
    }
    //Getter method to get title of Appointment
    public String getTitle()
    {
        return title;
    }
    //Getter method to get Day of Appointment
    public int getDay()
    {
        return day;
    }
    //Getter method to get Month of Appointment
    public int getMonth()
    {
        return month;
    }
}
Solution/Java Files/DailyAppointment.java
Solution/Java Files/DailyAppointment.

Instructions: Appointment Checker – HW 04 1. Declare a class called Appointment which has Fields: 1. · String title · int day, month, year Methods: · public boolean occursOn(int day, int month, int...

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