JAVA What is the solution to the problem public class Item { private String name
ID: 3730034 • Letter: J
Question
JAVA
What is the solution to the problem
public class Item {
private String name;
private double price;
private int bulkQuantity;
private double bulkPrice;
public Item(String name, double price, int bulkQuantity) {
this.name = name;
this.price = price;
this.bulkQuantity = bulkQuantity;
}
public String toString() {
return this.name + ".." + this.bulkQuantity + ".." + this.price + "$";
}
public String getName() {
return this.name;
}
public double getPrice() {
return this.price;
}
public int getBulkQuantity() {
return this.bulkQuantity;
}
public void decreaseBulkQuantity(int quantity) {
this.bulkQuantity -= quantity;
}
public void increaseBulkQuantity(int quantity) {
this.bulkQuantity += quantity;
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
public class ItemOrder {
private Item item;
private int Quantity;
public ItemOrder(Item item, int quantity) {
this.item = item;
this.Quantity += quantity;
}
public double getPrice() {
return item.getPrice() * this.Quantity;
}
public Item getItem() {
return this.item;
}
public int getQuantity() {
return Quantity;
}
public String showOut() {
return this.item.getName() + ".." + this.Quantity + ".." + getPrice();
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
import java.util.ArrayList;
import java.util.Scanner;
public class k {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
Item milk = new Item("milk", 9, 20);
Item bread = new Item("bread", 7, 15);
Item banana = new Item("banana", 2, 30);
Item[] listItem = {milk, bread, banana};
int[] listQuantity = {0, 0, 0};
ItemOrder order1 = new ItemOrder(listItem[0], listQuantity[0]);
ItemOrder order2 = new ItemOrder(listItem[1], listQuantity[1]);
ItemOrder order3 = new ItemOrder(listItem[2], listQuantity[2]);
ItemOrder[] listOrder = {order1, order2, order3};
ArrayList<ItemOrder> sell = new ArrayList<ItemOrder>();
double total = 0;
System.out.println("HellOoOo (≧▽≦)/ .......... 1.Buy Item 2.view Purchases & Total price 3.Exit");
int choice1 = in.nextInt();
boolean loop1 = true;
while (loop1) {
switch (choice1) {
case 1:
for (int i = 0; i < listItem.length; i++) {
System.out.println(" " + (i + 1) + "." + listItem[i].toString());
}
boolean loop2 = true;
while (loop2) {
System.out.println(" 1.add 2.remove 3.back to hello page");
int choice2 = in.nextInt();
switch (choice2) {
case 1:
System.out.println(" enter the number of item");
int numItem1 = in.nextInt();
System.out.println(" enter the quantity ");
int quaItem = in.nextInt();
if (quaItem > listItem[numItem1 - 1].getBulkQuantity()) {
System.out.println("the quantity Not available");
break;
} else {
listQuantity[numItem1 - 1] += quaItem;
listItem[numItem1 - 1].decreaseBulkQuantity(listQuantity[numItem1 - 1]);
sell.add(listOrder[numItem1 - 1]);
total += listOrder[numItem1 - 1].getPrice();
}
break;
case 2:
System.out.println(" 1.all the quantity 2.part of the quantity");
int choice3 = in.nextInt();
switch (choice3) {
case 1:
System.out.println(" enter the number of item");
int numItem2 = in.nextInt();
for (int i = 0; i < sell.size(); i++) {
if (sell[i].getItem().getName() == listItem[numItem2 - 1].getName()) {
listItem[numItem2 - 1].increaseBulkQuantity(listQuantity[numItem1 - 1]);
listQuantity[numItem2 - 1] = 0;
sell.remove(sell[i]);
} else {
System.out.println(" the item not found");
}
}
break;
case 2:
System.out.println(" enter the number of item");
int numItem3 = in.nextInt();
System.out.println(" enter the quantity");
int qua = in.nextInt();
for (int i = 0; i < sell.size(); i++) {
if (sell[i].getItem().getName() == listItem[numItem2 - 1].getName()) {
listItem[numItem2 - 1].increaseBulkQuantity(qua);
listQuantity[numItem2 - 1] -= qua;
} else {
System.out.println(" the item not found");
}
}
break;
default:
System.out.println(" invalid code");
break;
}
break;
case 3:
loop2 = false;
break;
default:
System.out.println(" invalid code");
break;
}
}
break;
case 2:
System.out.println("your total price is: " + total);
break;
case 3:
loop1 = false;
break;
default:
System.out.println("invalid code..Re try");
}
}
}
}
Explanation / Answer
There is a compilation error in class k, so please find the below updated k class where all the compilation error problem has been resolved.
For anymore things please provide the requirements as it is not provided
***** Class k ******
import java.util.ArrayList;
import java.util.Scanner;
public class k {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
Item milk = new Item("milk", 9, 20);
Item bread = new Item("bread", 7, 15);
Item banana = new Item("banana", 2, 30);
Item[] listItem = { milk, bread, banana };
int[] listQuantity = { 0, 0, 0 };
ItemOrder order1 = new ItemOrder(listItem[0], listQuantity[0]);
ItemOrder order2 = new ItemOrder(listItem[1], listQuantity[1]);
ItemOrder order3 = new ItemOrder(listItem[2], listQuantity[2]);
ItemOrder[] listOrder = { order1, order2, order3 };
ArrayList<ItemOrder> sell = new ArrayList<ItemOrder>();
double total = 0;
System.out.println("HellOoOo (≧▽≦)/ .......... 1.Buy Item 2.view Purchases & Total price 3.Exit");
int choice1 = in.nextInt();
boolean loop1 = true;
while (loop1) {
switch (choice1) {
case 1:
for (int i = 0; i < listItem.length; i++) {
System.out.println(" " + (i + 1) + "."+ listItem[i].toString());
}
boolean loop2 = true;
while (loop2) {
System.out.println(" 1.add 2.remove 3.back to hello page");
int choice2 = in.nextInt();
int numItem1 = 0;
int numItem2 = 0;
switch (choice2) {
case 1:
System.out.println(" enter the number of item");
numItem1 = in.nextInt();
System.out.println(" enter the quantity ");
int quaItem = in.nextInt();
if (quaItem > listItem[numItem1 - 1].getBulkQuantity()) {
System.out.println("the quantity Not available");
break;
} else {
listQuantity[numItem1 - 1] += quaItem;
listItem[numItem1 - 1].decreaseBulkQuantity(listQuantity[numItem1 - 1]);
sell.add(listOrder[numItem1 - 1]);
total += listOrder[numItem1 - 1].getPrice();
}
break;
case 2:
System.out.println(" 1.all the quantity 2.part of the quantity");
int choice3 = in.nextInt();
switch (choice3) {
case 1:
System.out.println(" enter the number of item");
numItem2 = in.nextInt();
for (int i = 0; i < sell.size(); i++) {
if (sell.get(i).getItem().getName() == listItem[numItem2 - 1].getName()) {
listItem[numItem2 - 1].increaseBulkQuantity(listQuantity[numItem1 - 1]);
listQuantity[numItem2 - 1] = 0;
sell.remove(sell.get(i));
} else {
System.out.println(" the item not found");
}
}
break;
case 2:
System.out.println(" enter the number of item");
int numItem3 = in.nextInt();
System.out.println(" enter the quantity");
int qua = in.nextInt();
for (int i = 0; i < sell.size(); i++) {
if (sell.get(i).getItem().getName() == listItem[numItem2 - 1].getName()) {
listItem[numItem2 - 1].increaseBulkQuantity(qua);
listQuantity[numItem2 - 1] -= qua;
} else {
System.out
.println(" the item not found");
}
}
break;
default:
System.out.println(" invalid code");
break;
}
break;
case 3:
loop2 = false;
break;
default:
System.out.println(" invalid code");
break;
}
}
break;
case 2:
System.out.println("your total price is: " + total);
break;
case 3:
loop1 = false;
break;
default:
System.out.println("invalid code..Re try");
}
}
}
}
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