priceandstockmanager.java

the applet is used for Grocery Store Simulation,When you execute the main() method, the output shoul

/**
 * Stores and manages price and stock level of products
 * 
 * @author John Paul Vergara 
 * @version 1 August 2006
 */

public class PriceAndStockManager
{
   private int appleCount = 80;
   private double applePrice = 12.35;
   private int orangeCount = 40;
   private double orangePrice = 22.50;
   private int pomeloCount = 20;
   private double pomeloPrice = 18.00;
   private Product p1;
   private Product p2;
   private Product p3;
   //inistialze
   public PriceAndStockManager(int applecount,int orangecount,int pomelocount,
                               double appleprice,double orangeprice,double pomeloprice)
   {
     p1=new Product("apple"); 
     p2=new Product("orange");
     p3=new Product("pomeloCount");
     
     p1.setStock(applecount);
     p2.setStock(orangecount);
     p3.setStock(pomelocount);
     p1.setPrice(appleprice);
     p2.setPrice(orangeprice);
     p3.setPrice(pomeloprice);
   
     appleCount=p1.getStock();
     orangeCount=p2.getStock();
     pomeloCount =p3.getStock();
     applePrice=p1.getPrice();
     orangePrice=p2.getPrice();
     pomeloPrice =p3.getPrice();
     
   }
   
   public int getStock( String product )
   {
       if ( product.equalsIgnoreCase( "apples" ) )
          return appleCount;
       else if ( product.equalsIgnoreCase( "oranges" ) )
          return orangeCount;
       else //if ( product.equalsIgnoreCase( "pomelos" ) )
          return pomeloCount;
      
   }
   
   public double getPrice( String product )
   {
       if ( product.equalsIgnoreCase( "apples" ) )
          return applePrice;
       else if ( product.equalsIgnoreCase( "oranges" ) )
          return orangePrice;
       else //if ( product.equalsIgnoreCase( "pomelos" ) )
          return pomeloPrice;
   }

   public void buy( String product, int qty )
   {
       if ( product.equalsIgnoreCase( "apples" ) )
           appleCount -= qty;
       else if ( product.equalsIgnoreCase( "oranges" ) )
           orangeCount -= qty;
       else if ( product.equalsIgnoreCase( "pomelos" ) )
           pomeloCount -= qty;
   }
   public void printInventoryReport()//print the remain number of the apples/oranges/pomelo
   {
       System.out.println("the remain of the apples number is: "+appleCount);
       System.out.println("the remain of the oranges number is: "+orangeCount);
       System.out.println("the remain of the pomelos number is: "+pomeloCount);
   }
}