How do I fix the errors? Code: import java.util.Scanner; public class ReceiptMaker { public static final String SENTINEL = "checkout"; public final int MAX_NUM_ITEMS; public final double TAX_RATE; private String[] itemNames; private double[] itemPrices; private int numItemsPurchased; public ReceiptMaker() { MAX_NUM_ITEMS = 10; TAX_RATE = 0.0875; itemNames = new String[MAX_NUM_ITEMS]; itemPrices = new double[MAX_NUM_ITEMS]; numItemsPurchased = 0; } public ReceiptMaker(int maxNumItems, double taxRate) { MAX_NUM_ITEMS = maxNumItems; TAX_RATE = taxRate; itemNames = new String[MAX_NUM_ITEMS]; itemPrices = new double[MAX_NUM_ITEMS]; numItemsPurchased = 0; } public void greetUser() { System.out.println("Welcome to the " + MAX_NUM_ITEMS + " items or less checkout line"); } public void promptUserForProductEntry() { System.out.println("Enter item #" + (numItemsPurchased + 1) + "'s name and price separated by a space, or enter \"checkout\" to end transaction early"); } public void addNextPurchaseItemFromUser(String itemName, double itemPrice) { itemNames[numItemsPurchased] = itemName; itemPrices[numItemsPurchased] = itemPrice; numItemsPurchased++; } public double getSubtotal() { double subTotal = 0; for (int i = 0; i < numItemsPurchased; i++) { subTotal += itemPrices[i]; } return subTotal; } public double getMinPrice() { double minPrice = itemPrices[0]; for (int i = 1; i < numItemsPurchased; i++) { if (itemPrices[i] < minPrice) { minPrice = itemPrices[i]; } } return minPrice; } public int getIndexOfMinPrice() { int indexOfMin = 0; for (int i = 1; i < numItemsPurchased; i++) { if (itemPrices[i] < itemPrices[indexOfMin]) { indexOfMin = i; } } return indexOfMin; } public double getMaxPrice() { double maxPrice = (numItemsPurchased > 0) ? Integer.MIN_VALUE : 0; for (int i = 0; i < numItemsPurchased; i++) { if (itemPrices[i] > maxPrice) { maxPrice = itemPrices[i]; } } return maxPrice; } public int getIndexOfMaxPrice() { int indexOfMax = 0; for (int i = 1; i < numItemsPurchased; i++) { if (itemPrices[i] > itemPrices[indexOfMax]) { indexOfMax = i; } } return indexOfMax; } public double getMeanPrice() { if (numItemsPurchased > 0) { return getSubtotal() / numItemsPurchased; } return 0; } public double getTaxOnSubtotal() { return getSubtotal() * TAX_RATE; } public double getTotal() { return getSubtotal() + getTaxOnSubtotal(); } public void displayReceipt() { System.out.println("-------------------------------------------------"); System.out.printf("Subtotal: $ %04.2f | # of Items %02d\n", getSubtotal(), numItemsPurchased); System.out.printf(" Tax: $ %05.2f \n", getTaxOnSubtotal()); System.out.printf(" Total: $ %04.2f \n", getTotal()); System.out.println("--------------------THANK YOU--------------------"); } public void displayReceiptStats() { System.out.println("\n-----------------RECEIPT STATS-----------------"); System.out.printf("Min Item Name: %10s | Price: $ %04.2f\n", itemNames[getIndexOfMinPrice()], getMinPrice()); System.out.printf("Max Item Name: %10s | Price: $ %04.2f\n", itemNames[getIndexOfMaxPrice()], getMaxPrice()); System.out.printf("Mean price of %02d items purchased: $ %04.2f\n\n", numItemsPurchased, getMeanPrice()); } public void displayAllItemsWithPrices() { System.out.println("\n---------------RECEIPT BREAKDOWN---------------"); for (int i = 0; i < numItemsPurchased; i++) { System.out.printf("Item #%02d Name: %10s | Price: $ %04.2f\n", (i + 1), itemNames[i], itemPrices[i]); } } private double getItemPriceFromUser(Scanner scanner) { double price = -1; while ((price = scanner.nextDouble()) < 0) { System.out.println("Price \"" + price + "\" cannot be negative.\nReenter price"); } return price; } public void scanCartItems(Scanner scanner) { while (numItemsPurchased < MAX_NUM_ITEMS) { promptUserForProductEntry(); String token1; double token2 = -1; if (!(token1 = scanner.next()).equalsIgnoreCase(SENTINEL)) { token2 = getItemPriceFromUser(scanner); addNextPurchaseItemFromUser(token1, token2); } else { break; } } } public static void main(String[] args) { Scanner scanner = new Scanner(System.in); ReceiptMaker rm = new ReceiptMaker(); rm.greetUser(); rm.scanCartItems(scanner); rm.displayReceipt(); rm.displayReceiptStats(); rm.displayAllItemsWithPrices(); scanner.close(); } }
How do I fix the errors?
Code:
import java.util.Scanner;
public class ReceiptMaker {
public static final String SENTINEL = "checkout";
public final int MAX_NUM_ITEMS;
public final double TAX_RATE;
private String[] itemNames;
private double[] itemPrices;
private int numItemsPurchased;
public ReceiptMaker() {
MAX_NUM_ITEMS = 10;
TAX_RATE = 0.0875;
itemNames = new String[MAX_NUM_ITEMS];
itemPrices = new double[MAX_NUM_ITEMS];
numItemsPurchased = 0;
}
public ReceiptMaker(int maxNumItems, double taxRate) {
MAX_NUM_ITEMS = maxNumItems;
TAX_RATE = taxRate;
itemNames = new String[MAX_NUM_ITEMS];
itemPrices = new double[MAX_NUM_ITEMS];
numItemsPurchased = 0;
}
public void greetUser() {
System.out.println("Welcome to the " + MAX_NUM_ITEMS + " items or less checkout line");
}
public void promptUserForProductEntry() {
System.out.println("Enter item #" + (numItemsPurchased + 1) + "'s name and price separated by a space, or enter \"checkout\" to end transaction early");
}
public void addNextPurchaseItemFromUser(String itemName, double itemPrice) {
itemNames[numItemsPurchased] = itemName;
itemPrices[numItemsPurchased] = itemPrice;
numItemsPurchased++;
}
public double getSubtotal() {
double subTotal = 0;
for (int i = 0; i < numItemsPurchased; i++) {
subTotal += itemPrices[i];
}
return subTotal;
}
public double getMinPrice() {
double minPrice = itemPrices[0];
for (int i = 1; i < numItemsPurchased; i++) {
if (itemPrices[i] < minPrice) {
minPrice = itemPrices[i];
}
}
return minPrice;
}
public int getIndexOfMinPrice() {
int indexOfMin = 0;
for (int i = 1; i < numItemsPurchased; i++) {
if (itemPrices[i] < itemPrices[indexOfMin]) {
indexOfMin = i;
}
}
return indexOfMin;
}
public double getMaxPrice() {
double maxPrice = (numItemsPurchased > 0) ? Integer.MIN_VALUE : 0;
for (int i = 0; i < numItemsPurchased; i++) {
if (itemPrices[i] > maxPrice) {
maxPrice = itemPrices[i];
}
}
return maxPrice;
}
public int getIndexOfMaxPrice() {
int indexOfMax = 0;
for (int i = 1; i < numItemsPurchased; i++) {
if (itemPrices[i] > itemPrices[indexOfMax]) {
indexOfMax = i;
}
}
return indexOfMax;
}
public double getMeanPrice() {
if (numItemsPurchased > 0) {
return getSubtotal() / numItemsPurchased;
}
return 0;
}
public double getTaxOnSubtotal() {
return getSubtotal() * TAX_RATE;
}
public double getTotal() {
return getSubtotal() + getTaxOnSubtotal();
}
public void displayReceipt() {
System.out.println("-------------------------------------------------");
System.out.printf("Subtotal: $ %04.2f | # of Items %02d\n", getSubtotal(), numItemsPurchased);
System.out.printf(" Tax: $ %05.2f \n", getTaxOnSubtotal());
System.out.printf(" Total: $ %04.2f \n", getTotal());
System.out.println("--------------------THANK YOU--------------------");
}
public void displayReceiptStats() {
System.out.println("\n-----------------RECEIPT STATS-----------------");
System.out.printf("Min Item Name: %10s | Price: $ %04.2f\n", itemNames[getIndexOfMinPrice()], getMinPrice());
System.out.printf("Max Item Name: %10s | Price: $ %04.2f\n", itemNames[getIndexOfMaxPrice()], getMaxPrice());
System.out.printf("Mean price of %02d items purchased: $ %04.2f\n\n", numItemsPurchased, getMeanPrice());
}
public void displayAllItemsWithPrices() {
System.out.println("\n---------------RECEIPT BREAKDOWN---------------");
for (int i = 0; i < numItemsPurchased; i++) {
System.out.printf("Item #%02d Name: %10s | Price: $ %04.2f\n", (i + 1), itemNames[i], itemPrices[i]);
}
}
private double getItemPriceFromUser(Scanner scanner) {
double price = -1;
while ((price = scanner.nextDouble()) < 0) {
System.out.println("Price \"" + price + "\" cannot be negative.\nReenter price");
}
return price;
}
public void scanCartItems(Scanner scanner) {
while (numItemsPurchased < MAX_NUM_ITEMS) {
promptUserForProductEntry();
String token1;
double token2 = -1;
if (!(token1 = scanner.next()).equalsIgnoreCase(SENTINEL)) {
token2 = getItemPriceFromUser(scanner);
addNextPurchaseItemFromUser(token1, token2);
} else {
break;
}
}
}
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
ReceiptMaker rm = new ReceiptMaker();
rm.greetUser();
rm.scanCartItems(scanner);
rm.displayReceipt();
rm.displayReceiptStats();
rm.displayAllItemsWithPrices();
scanner.close();
}
}
Errors:
-java:17: error: cannot access Movie Movie m = null;
-java:15: error: cannot access Movie Movie m = null;
-java:29: error: cannot access Movie Movie m1 = null;
-java:26: error: cannot access Movie Movie m1 = null;
-java:16: error: cannot access Movie field = Movie.class.getDeclaredField(str);
- java:13: error: cannot access Movie constructor = Movie.class.getConstructor();
-java:13: error: cannot access Movie constructor = Movie.class.getConstructor(String.class, int.class, boolean.class,
String[].class);
- java:12: error: cannot access Movie Method methodGetNumMinutes = Movie.class.getMethod("getNumMinutes");
-java:12: error: cannot access Movie Method methodSetNumMinutes = Movie.class.getMethod("setNumMinutes", int.class);
- java:12: error: cannot access Movie Method replaceCastMember = Movie.class.getMethod("replaceCastMember", int.class, String.class);
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