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Class Design: Donut (Suggested Time Spent: < 15 minutes) The Donut class is intended to be an abstract and simplified represeClass Design: DonutBox (Suggested Time Spent: < 15 minutes) The DonutBox class is intended to be an abstract and simplified rDriver Class: DonutBox Driver (Suggested Time Spent: < 10 minutes) The DonutBoxDriver class is intended to be a simple driver

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Answer #1

Donut.java


import java.util.Objects;


public class Donut
{
private String name,type;
private double price;

public Donut()
{
name="Classic";
type="Plain";
price=0.99;
}

public Donut(String name, String type) {
this.name = name;
this.type = type;
if(type.equalsIgnoreCase("Plain"))
price=0.99;
else if(type.equalsIgnoreCase("Filled"))
price=1.29;
else if(type.equalsIgnoreCase("Glazed"))
price=1.49;
}

@Override
public String toString() {
return "Donut{" + "name=" + name + ", type=" + type + ", price=" + price + '}';
}


@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final Donut other = (Donut) obj;
if (!Objects.equals(this.name, other.name)) {
return false;
}
if (!Objects.equals(this.type, other.type)) {
return false;
}
return true;
}

public String getName() {
return name;
}

public String getType() {
return type;
}

public double getPrice() {
return price;
}

private void setPrice(double price) {
this.price = price;
}

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

private void setType(String type) {
this.type = type;
}
}

DonutBox.java


public class DonutBox
{
private Donut []Donuts;
private int count;

public DonutBox()
{
Donuts=new Donut[12];
count=0;
}

public int getCount() {
return count;
}
  
public void addDonut(Donut order)
{
Donuts[count++]=order;
}
public double getPrice()
{
double discount;
if(count<6)
discount=0;
else if(count>=6 && count<12)
discount=0.10;
else
discount=0.20;
double sum=0;
for(int i=0;i<count;i++)
{
sum+=Donuts[i].getPrice();
}
sum-=discount*sum;
return sum;
}

@Override
public String toString() {
String str="";
str="Donut Box:\n";
for(int i=0;i<count;i++)
{
str+=Donuts[i].toString()+"\n";
}
return str;
}
  
}
DonutBoxDriver.java


import java.text.DecimalFormat;


public class DonutBoxDriver {

private static DecimalFormat df2 = new DecimalFormat("#.##");
public static void main(String[] args)
{
DonutBox box1=new DonutBox();
box1.addDonut(new Donut("Bavarian Kreme", "Filled"));
  
DonutBox box2=new DonutBox();
box2.addDonut(new Donut("Bavarian Kreme", "Filled"));
box2.addDonut(new Donut("Bavarian Kreme", "Plain"));
box2.addDonut(new Donut("Strawberry-Frosted", "Glazed"));
  
DonutBox box3=new DonutBox();
box3.addDonut(new Donut("Bavarian Kreme", "Filled"));
box3.addDonut(new Donut("Bavarian Kreme", "Plain"));
box3.addDonut(new Donut("Strawberry-Frosted", "Glazed"));
box3.addDonut(new Donut("Jelly Donut", "Filled"));
box3.addDonut(new Donut("Bavarian Kreme", "Plain"));
box3.addDonut(new Donut("Bavarian Kreme", "Filled"));
box3.addDonut(new Donut("Cinnamon-Sugar", "Plain"));
box3.addDonut(new Donut("Strawberry-Frosted", "Glazed"));
  
DonutBox box4=new DonutBox();
box4.addDonut(new Donut("Bavarian Kreme", "Filled"));
box4.addDonut(new Donut("Bavarian Kreme", "Plain"));
box4.addDonut(new Donut("Strawberry-Frosted", "Glazed"));
box4.addDonut(new Donut("Jelly Donut", "Filled"));
box4.addDonut(new Donut("Bavarian Kreme", "Plain"));
box4.addDonut(new Donut("Bavarian Kreme", "Filled"));
box4.addDonut(new Donut("Cinnamon-Sugar", "Plain"));
box4.addDonut(new Donut("Strawberry-Frosted", "Glazed"));
box4.addDonut(new Donut("Strawberry-Frosted", "Glazed"));
box4.addDonut(new Donut("Chocolate Kreme", "Filled"));
box4.addDonut(new Donut("Bavarian Kreme", "Plain"));
box4.addDonut(new Donut("Marble-Frosted ", "Filled"));

  
System.out.println("Box 1:\n"+box1);
System.out.println("Total price: $"+df2.format(box1.getPrice()));
System.out.println("\nBox 2:\n"+box2);
System.out.println("Total price: $"+df2.format(box2.getPrice()));
System.out.println("\nBox 3:\n"+box3);
System.out.println("Total price: $"+df2.format(box3.getPrice()));
System.out.println("Box 4:\n"+box4);
System.out.println("Total price: $"+df2.format(box4.getPrice()));
  
}
  
}

outputsDonut class NetBeans IDE 8.0.1 aSearch (Cti 41) File Edit View Navigate Source Refactor Run Debug Profile Team Iools Window HDonut class NetBeans IDE 8.0.1 aSearch (Cti 41) File Edit View Naevigate Source Refactor Run Debug Profile Teem Iools Window

If you have any query regarding the code please ask me in the comment i am here for help you. Please do not direct thumbs down just ask if you have any query. And if you like my work then please appreciates with up vote. Thank You.

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