Question

Assignment 6 Due: Apr 12, 2019 at 11:59 PM A6 OOP 3 "PreferredCustomer Class" (need to create Person, Customer classes described in the previous problem) Access A6 from pdf assignment file. Turn in the following files: a6main.java Customer.java Person.java PreferredCustomer.java program compile and run screenshots design document (including UML)

Answer 1

thanks for the question, here are the complete code with output sample.

Comments given for all important line of code, let me know in case you need any help or have questions.

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public class Person {

    private String name;
    private String address;
    private String telephone;

    public Person() {
        this.name = "";
        this.address = "";
        this.telephone = "";
    }


    public Person(String name, String address, String telephone) {
        this.name = name;
        this.address = address;
        this.telephone = telephone;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getAddress() {
        return address;
    }

    public void setAddress(String address) {
        this.address = address;
    }

    public String getTelephone() {
        return telephone;
    }

    public void setTelephone(String telephone) {
        this.telephone = telephone;
    }
}

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public class Customer extends Person {

    private int customerNumber;
    private boolean inMailingList;

    public Customer(int number) {
        this.customerNumber = number;
        this.inMailingList = true;
    }

    public Customer(int customerNumber, boolean inMailingList) {
        this.customerNumber = customerNumber;
        this.inMailingList = inMailingList;
    }

    public Customer(String name, String address, String telephone, int customerNumber, boolean inMailingList) {
        super(name, address, telephone);
        this.customerNumber = customerNumber;
        this.inMailingList = inMailingList;
    }

    public int getCustomerNumber() {
        return customerNumber;
    }

    public void setCustomerNumber(int customerNumber) {
        this.customerNumber = customerNumber;
    }

    public boolean isInMailingList() {
        return inMailingList;
    }

    public void setInMailingList(boolean inMailingList) {
        this.inMailingList = inMailingList;
    }
}

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public class PreferredCustomer extends Customer {

    private double purchaseAmount;
    private double discount;

    public PreferredCustomer(int number) {
        super(number);
        purchaseAmount=0;
        discount=getDiscount();
    }

    public PreferredCustomer(int customerNumber, boolean inMailingList) {
        super(customerNumber, inMailingList);
        purchaseAmount=0;
        discount=getDiscount();
    }

    public PreferredCustomer(String name, String address, String telephone, int customerNumber, boolean inMailingList) {
        super(name, address, telephone, customerNumber, inMailingList);
        purchaseAmount=0;
        discount=getDiscount();
    }

    public void setPurchaseAmount(double purchaseAmount) {
        this.purchaseAmount = purchaseAmount;
        discount=getDiscount();
    }
    // logic to determine the discount given to customer
    private double getDiscount(){
        if(purchaseAmount>=2000)return 10;
        if(purchaseAmount>=1500)return 7;
        if(purchaseAmount>=1000)return 6;
        if(purchaseAmount>=500)return 5;
        return 0;
    }
    // amount purchased by customer
    public double getPurchaseAmount() {
        return purchaseAmount;
    }
    // amount charged to customer after discount
    public double getPayableAmount(){
        return (100-getDiscount())*purchaseAmount/100.0;
    }
    // discounted amount
    public double getTotalDiscount(){
        return (getDiscount())*purchaseAmount/100.0;
    }

    // prints the receipt of the customer
    public void printBill(){
        System.out.println("Name                : "+getName());
        System.out.println("Address             : "+getAddress());
        System.out.println("Telephone           : "+getTelephone());
        System.out.println("Total Purchase Amount $"+getPurchaseAmount());
        System.out.println("Discount (%)Availed : "+getDiscount()+"%");
        System.out.println("Total Discount      : $"+getTotalDiscount());
        System.out.println("Total Amount Payable: $"+getPayableAmount());

    }
}

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public class PreferredCustomer extends Customer {

    private double purchaseAmount;
    private double discount;

    public PreferredCustomer(int number) {
        super(number);
        purchaseAmount=0;
        discount=getDiscount();
    }

    public PreferredCustomer(int customerNumber, boolean inMailingList) {
        super(customerNumber, inMailingList);
        purchaseAmount=0;
        discount=getDiscount();
    }

    public PreferredCustomer(String name, String address, String telephone, int customerNumber, boolean inMailingList) {
        super(name, address, telephone, customerNumber, inMailingList);
        purchaseAmount=0;
        discount=getDiscount();
    }

    public void setPurchaseAmount(double purchaseAmount) {
        this.purchaseAmount = purchaseAmount;
        discount=getDiscount();
    }
    // logic to determine the discount given to customer
    private double getDiscount(){
        if(purchaseAmount>=2000)return 10;
        if(purchaseAmount>=1500)return 7;
        if(purchaseAmount>=1000)return 6;
        if(purchaseAmount>=500)return 5;
        return 0;
    }
    // amount purchased by customer
    public double getPurchaseAmount() {
        return purchaseAmount;
    }
    // amount charged to customer after discount
    public double getPayableAmount(){
        return (100-getDiscount())*purchaseAmount/100.0;
    }
    // discounted amount
    public double getTotalDiscount(){
        return (getDiscount())*purchaseAmount/100.0;
    }

    // prints the receipt of the customer
    public void printBill(){
        System.out.println("Name                : "+getName());
        System.out.println("Address             : "+getAddress());
        System.out.println("Telephone           : "+getTelephone());
        System.out.println("Total Purchase Amount $"+getPurchaseAmount());
        System.out.println("Discount (%)Availed : "+getDiscount()+"%");
        System.out.println("Total Discount      : $"+getTotalDiscount());
        System.out.println("Total Amount Payable: $"+getPayableAmount());

    }
}

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thanks a lot !