/*public static Product[] FilterAffordableProducts(Product[] products)
 {
     var result = new ArrayList();
     foreach (var product in products)
     {
         if (product.Cost < 40)
             result.Add(product);
     }
     return (Product[]) (result.ToArray(typeof (Product)));
 }
 public static Product[] FilterOverStockedProducts(Product[] products)
 {
     var result = new ArrayList();
     foreach (var product in products)
     {
         if (product.Units > 50)
             result.Add(product);
     }
     return (Product[])(result.ToArray(typeof(Product)));
 }*/
 public static Product[] Filter(Product[] products, IProductCriteria productCriteria)
 {
     var result = new ArrayList();
     foreach (var product in products)
     {
         if (productCriteria.IsSatisfiedBy(product))
             result.Add(product);
     }
     return (Product[])(result.ToArray(typeof(Product)));
 }
        /*public static Product[] FilterAffordableProducts(Product[] products)
         * {
         *  var result = new ArrayList();
         *  foreach (var product in products)
         *  {
         *      if (product.Cost < 40)
         *          result.Add(product);
         *  }
         *  return (Product[]) (result.ToArray(typeof (Product)));
         * }
         * public static Product[] FilterOverStockedProducts(Product[] products)
         * {
         *  var result = new ArrayList();
         *  foreach (var product in products)
         *  {
         *      if (product.Units > 50)
         *          result.Add(product);
         *  }
         *  return (Product[])(result.ToArray(typeof(Product)));
         * }*/

        public static Product[] Filter(Product[] products, IProductCriteria productCriteria)
        {
            var result = new ArrayList();

            foreach (var product in products)
            {
                if (productCriteria.IsSatisfiedBy(product))
                {
                    result.Add(product);
                }
            }
            return((Product[])(result.ToArray(typeof(Product))));
        }
 public NotCriteria(IProductCriteria criteria)
 {
     _criteria = criteria;
 }
Ejemplo n.º 4
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 public AndCriteria(IProductCriteria criteria1, IProductCriteria criteria2)
 {
     _criteria1 = criteria1;
     _criteria2 = criteria2;
 }
 public OrCriteria(IProductCriteria criteria1, IProductCriteria criteria2)
 {
     _criteria1 = criteria1;
     _criteria2 = criteria2;
 }
 public NotCriteria(IProductCriteria criteria)
 {
     _criteria = criteria;
 }