title: "String cannot be converted to Component" in JOptionPane
body: <p>Keep getting a "String cannot be converted to Component" in the last JOptionPane
  My apologies for the awful looking format. I know using switch is much easier, this is just an assignment for my Java class. Any and all suggestions welcomed. Thankyou</p>
  
  <pre><code>import javax.swing.JOptionPane;
  import java.util.*;
  import java.text.*;
  import java.lang.String;
  
  public class Project4A
  {
      public static void main(String[] args)
      {
          NumberFormat formatter = NumberFormat.getCurrencyInstance();
          Scanner sc = new Scanner(System.in);
          double dcostBagel = 2.00;  //Variables
          double dcostDonut = 1.50;
          double dcostCrois = 3.00;
          double dcostLatte = 1.50;
          double dcostCoffee = 1.25;
          double dcostMilk = 1.00;
          double dcostTea = 0.50;
          double dfoodChoiceCost;
          double dbevChoiceCost;
          double dtotDue;
          double dtotCost;
          int ichoiceFood;
          int ichoiceBev;
          int inumOrdered;
          String choiceFood;
          String choiceBev;
          String finChoiceFood;
          String finChoiceBev;
          //Prompts
          choiceFood = JOptionPane.showInputDialog("Welcome to BeBe's Best BreakfastnChoose a Breakfast Item:n1: Bagel @ "+formatter.format(dcostBagel) + "n2: Donut @ "+formatter.format(dcostDonut) + "n3: Croissant @ "+formatter.format(dcostCrois));
          ichoiceFood = Integer.parseInt(choiceFood);
          choiceBev = JOptionPane.showInputDialog("Choose one of the following beverages:nEnter:n1: Latte @ "+formatter.format(dcostLatte)+"n2: Coffee @ "+formatter.format(dcostCoffee)+"n3: Milk @ "+formatter.format(dcostMilk)+"n4: Tea @ "+formatter.format(dcostTea));
          ichoiceBev = Integer.parseInt(choiceBev);
          //If Elses for Food
          if(ichoiceFood == 1)
          {
              finChoiceFood = "Bagel";
              dfoodChoiceCost = dcostBagel;
          }
          else if(ichoiceFood == 2)
          {
              finChoiceFood = "Donut";
              dfoodChoiceCost = dcostDonut;
          }
          else
          {
              finChoiceFood = "Croissant";
              dfoodChoiceCost = dcostCrois;
          }
          //If Elses for Beverages
          if(ichoiceBev == 1)
          {
              finChoiceBev = "Latte";
              dbevChoiceCost = dcostLatte;
          }
          else if(ichoiceBev == 2)
          {
              finChoiceBev = "Coffee";
              dbevChoiceCost = dcostCoffee;
          }
          else if(ichoiceBev == 3)
          {
              finChoiceBev = "Milk";
              dbevChoiceCost = dcostMilk;
          }
          else
          {
              finChoiceBev = "Tea";
              dbevChoiceCost = dcostTea;
          }
          /
          //Retreive num ordered
          System.out.println("How many items would you like?(1 to 20");
          inumOrdered = sc.nextInt();
          //Calculations
          dtotCost = dbevChoiceCost + dfoodChoiceCost;
          dtotDue = dtotCost * inumOrdered;
          //Integer.toString(inumOrdered);
          //Final Output
          JOptionPane.showMessageDialog("Breakfast ordered:n"+finChoiceFood+" @ "+formatter.format(dfoodChoiceCost)+"nnBeverage ordered:n"+finChoiceBev+" @ "+formatter.format(dbevChoiceCost)+"nnTotal cost: "+formatter.format(dtotCost)+"nNumber ordered: "+inumOrdered,"Your Bill");
      }
  }
  </code></pre>