我是java的新手，我想弄清楚为什么代码没有分配从用户那里得到的信息，然后在最后乘以它，以便我可以打印出所有收据给客户的收据。他们输入的信息以及价格来自何处。
最后，在存储了所有信息之后，它会打印出有关口味和大小的正确选择，但最终每英寸的价格和总成本都为零。
public static void main(String[] args) {
float biteSize = 3;
float small = 9;
float large = 12;
String chosenSize = "";
double pricePerInch = 0;
double total = 0;
String userFlavor = "";
String[] chooseSizes = {"bite size", "small", "large"};
String[] chooseFlavors = {"plain", "strawberry", "raspberry", "caramel", "chocolate"} ;
Scanner scnr = new Scanner(System.in);
System.out.println("Flavors to choose from: plain, strawberry, raspberry, caramel, chocolate."); //giving user flavor list
boolean flavorFound = false;
while (!flavorFound) {
System.out.println("Please choose flavor:");
userFlavor = scnr.nextLine();
for(int i = 0; i < chooseFlavors.length; i++) {
if(userFlavor.equals(chooseFlavors[i])) {
System.out.println(userFlavor);
flavorFound = true;
break;
} else {
System.out.println("Please choose from flavors above.");
}
}
}
if (userFlavor == chooseFlavors[0]) {
pricePerInch = 0.50;
}
else if (userFlavor == chooseFlavors[1]) {
pricePerInch = 1.25;
}
else if (userFlavor == chooseFlavors[2]) {
pricePerInch = 1.15;
}
else if (userFlavor == chooseFlavors[3]) {
pricePerInch = 0.75;
}
else if (userFlavor == chooseFlavors[4]) {
pricePerInch = 0.85;
}
System.out.println("Sizes to choose from: bite size, small, large");
boolean sizeFound = false;
while (!sizeFound) {
System.out.println("Please choose cheese cake size: ");
chosenSize = scnr.nextLine();
for(int i = 0; i < chooseSizes.length; i++) {
if(chosenSize.equals(chooseSizes[i])) {
System.out.println(chosenSize);
sizeFound = true;
break;
} else {
System.out.println("Please choose from size above.");
}
}
}
if (chosenSize.contains("bite size") ) {
total = pricePerInch * biteSize;
}
else if (chosenSize.contains("small")) {
total = pricePerInch * small;
}
else if (chosenSize.contains("large")) {
total = pricePerInch * large;
}
System.out.println("Your chosen flavor: " + userFlavor);
System.out.println("Your chosen size: " + chosenSize);
System.out.println("Price for topping: " + "$" + pricePerInch + " per inch.");
System.out.println("Size of cheesecake: " + chosenSize + " inches.");
System.out.printf("Your total cost will be: $" + total + " dollars.");
}
}