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MenuList.java
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MenuList.java
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import java.io.*;
import java.util.Scanner;
public class MenuList {
static Scanner sc = new Scanner(System.in);
public static void main(String args[]) {
boolean repeat = true;
while (repeat) {
System.out.println("Select option: X for food vertification. Z to add to food list. E to exit.");
char option = sc.nextLine().charAt(0);
if (option == 'X') {
foodVertify();
} else if (option == 'Z') {
addFood();
} else if (option == 'E') {
System.out.println("Exit.");
repeat = false;
} else {
System.out.println("Error: incorrect input.");
}
}
sc.close();
}
public static void foodVertify() {
try {
BufferedReader in = new BufferedReader(new FileReader("foodList.txt"));
System.out.println("Enter the food to vertify: ");
String food = sc.nextLine().toLowerCase();
String input = in.readLine();
boolean found = false;
while (input != null && found == false) {
if (input.substring(2).compareTo(food) == 0) {
found = true;
switch (input.charAt(0)) {
case 'A':
System.out.printf("%s is an appetizer.%n", food);
break;
case 'M':
System.out.printf("%s is a main course.%n", food);
break;
case 'D':
System.out.printf("%s is a dessert.%n", food);
break;
}
}
input = in.readLine();
}
if (found == false) {
System.out.println("Sorry, food is not on the list. To add it, press Z");
}
in.close();
} catch (IOException iox) {
System.out.println("Error accessing file.");
}
}
public static void addFood() {
try {
BufferedWriter out = new BufferedWriter(new FileWriter("foodList.txt", true));
boolean repeat = true;
while (repeat) {
System.out.println("Enter the food you want to add to the food list: ");
String food = sc.nextLine();
System.out.println("Enter the food type: A for appetizer, M for main course, D for dessert: ");
String type = sc.nextLine();
String add = type + " " + food;
out.write(add);
System.out.println("Do you want to add another food? (y/n)");
if (sc.nextLine().charAt(0) != 'y') {
repeat = false;
}
out.close();
}
} catch (IOException iox) {
System.out.println("Error accessing file.");
}
}
}