exception測試2

class BadFoodException extends Exception{ }
public class MyException{
    static String[] food = {"Apple", "Banana", "Cocoa", "Coffee", "Toast"};

    public static void main(String[] args){
        try{
            checkFood(args[0]);
        }catch(BadFoodException e){
            System.out.println("I don't like.");
        }
    }
   
    static void checkFood(String input) throws BadFoodException{
        int flag = 0;
        for(String s : food){
            if(s.equals(input)){
                flag = 1;
                break;
            }
        }
        if(flag == 1)    System.out.println("I like it.");
        else throw new BadFoodException();
    }
}



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$ java MyException Toast
I don't like.

$ java MyException Apple
I like it.