SteppingStone4_Loops

SteppingStone4_Loops.java

package SteppingStones;

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import java.util.Scanner;
import java.util.ArrayList;


/**
 *
 * @author [email protected]
 */
public class SteppingStone4_Loops {
	
    private String ANSWER_YES = "y";
    private String ANSWER_NO = "n";
    
    public static void main(String[] args) {
       Scanner scnr = new Scanner(System.in);
       String recipeName = ""; //The name of the recipe
       ArrayList<String> ingredientList = new ArrayList(); //List of ingredients
       String newIngredient = ""; //Yes or No for new ingredient
       boolean addMoreIngredients = true; //Reiterate the loop
       
       System.out.println("Please enter the recipe name: ");
       recipeName = scnr.nextLine(); //Store user input in recipeName
       
       do {           
           System.out.println("Would you like to enter an ingredient: (y or n)");
           String reply = scnr.next().toLowerCase();
           scnr.nextLine(); //Store user input in reply variable
           
           //If reply is "y", request ingredient name and add to ingredient list
           if (reply.equals(ANSWER_YES)) {
               newIngredient = ANSWER_YES;
               System.out.println("Enter ingredient name: ");
               ingredientList.add(scnr.nextLine());
           }
           //Ask if the loop should reiterate
           System.out.println("Anything else? (y or n)");
           newIngredient = scnr.next().toLowerCase();
           
           //If reply is "n", do not reiterate the loop
           if (newIngredient.equals(ANSWER_NO)) {
               addMoreIngredients = false;
           }

       } while (addMoreIngredients); //Check if addMoreIngredients is true
       
	System.out.println(recipeName);
	
       //Iterate through each ingredient in the ingredientList array
       for (int i = 0; i < ingredientList.size(); i++) {
       
	   String ingredient = ingredientList.get(i); //Get the ingredient for current iteration and store in ingredient string
                   
           System.out.println(ingredient); //Display ingredient name for this iteration
       }
    }
}