C++ Run Time Polymorphism example with Customer & Customer Data class.

polymorphism.cpp

// Writting by Javed Ahmed (F2019266402) - June 20 2020 3: 50 AM
#include<iostream>
using namespace std;

class PersonData {

private:
    string firstName;
    string lastname;
    string address;
    string city;
    string state;
    int zip;
    int phone;

public:
    PersonData () { // Default Cons
        firstName = "";
        lastname = "";
        address = "";
        city = "";
        state = "";
        zip = 0;
        phone = 0;
    }

     PersonData (string firstName, string lastname, string address, string city, string state, int zip, int phone) { // Overloaded Cons
        this->firstName = firstName;
        this->lastname = lastname;
        this->address = address;
        this->city = city;
        this->state = state;
        this->zip = zip;
        this->phone = phone;
    }

    // Setters
    void setFirstName (string firstName) {
        this->firstName = firstName;
    }

    void setLastname (string lastname) {
        this->lastname = lastname;
    }

    void setaddress (string address) {
        this->address = address;
    }

    void setCity (string city) {
        this->city = city;
    }

    void setState (string state) {
        this->state = state;
    }

    void setZip (int zip) {
        this->zip = zip;
   }

    void setPhone (int phone) {
        this->phone = phone;
    }

    // Getters

    string getFirstName() {
        return this->firstName;
    }

    string getLastName() {
        return this->lastname;
    }

    string getAddress() {
        return this->address;
    }

    string getCity() {
        return this->city;
    }

    string getState() {
        return this->state;
    }

    int getZip() {
        return this->zip;
    }

    int getPhone() {
        return this->phone;
    }

    virtual void displayInfo () {
        this->getFullName();
        cout << "Address : " << this->address << endl;
        cout << "City : " << this->city << endl;
        cout << "State : " << this->state << endl;
        cout << "Zip : " << this->zip << endl;
        cout << "Phone : " << this->phone << endl;
    }

// Oter Functions
protected:
    void getFullName() {
        cout << this->firstName << " " << this->lastname << endl;
    }

    void hr() {
        cout << "\n \n ------------------------------- \n \n";
    }

};

class CustomerData : public PersonData {
private:
    int customerNumber;
    bool mailingList;
public:
    CustomerData () { // Customer Default Constructor
        this->customerNumber = 0;
        this->mailingList = false;
    }

    CustomerData (int customerNumber, bool mailingList, string firstName, string lastName, string address, string city, string state, int zip, int phone)
        : PersonData ( firstName, lastName, address, city, state, zip, phone ) {
        this->customerNumber = customerNumber;
        this->mailingList = mailingList;
    }

    // Setters
    void setCustomerNumber(int customerNumber) {
        this->customerNumber = customerNumber;
    }

    void setMailingList(bool mailingList) {
        this->mailingList = mailingList;
    }

    // Getters

    int getCustomerNumber () {
        return this->customerNumber;
    }

    bool getMailingList() {
        return this->mailingList;
    }

    // Overridding Display Info
     virtual void displayInfo () {
        cout << "Customer Serial Number : " << this->customerNumber << endl;
        cout << "Full Name : ";
        this->getFullName();
        cout << "Address : " << this->getAddress() << endl;
        cout << "City : " << this->getCity() << endl;
        cout << "State : " << this->getState() << endl;
        cout << "Zip : " << this->getZip() << endl;
        cout << "Phone : " << this->getPhone() << endl;

        if (this->mailingList == true) {
            cout << " *** You're on Mailing List *** ";
        } else {
            cout << " *** You're not on Mailing List *** ";
        }
        this->hr();
    }

};


int main() {

    // Making yourself on maling list
    bool mailingList = false;

    // Main class & run time polymorphism
    PersonData *prData;

    // Lets create customer object
    prData = new CustomerData(402, mailingList, "Javed","Ahmed","Sariab Road","Quetta","Balochistan",50003,034017670);
    prData->displayInfo();

     // Lets create another customer object
    prData = new CustomerData(401, true, "Ijaz","Ahmed","Shahn Kabul","Kabul","Kabul Afghanistan",99323,0234234234);
    prData->displayInfo();

    return 0;
}