static void Main2(string[] args)
{
var apple = new ProductBad("Apple", Color.Green, Size.Small);
var tree = new ProductBad("Tree", Color.Green, Size.Large);
var house = new ProductBad("House", Color.Blue, Size.Large);
ProductBad[] products = { apple, tree, house };
var bf = new BetterFilter();
Console.WriteLine("Green products (new):");
foreach (var p in bf.Filter(products, new ColorSpecification(Color.Green)))
{
Console.WriteLine($" - {p.Name} is green");
}
Console.WriteLine("Large products");
foreach (var p in bf.Filter(products, new SizeSpecification(Size.Large)))
{
Console.WriteLine($" - {p.Name} is large");
}
Console.WriteLine("Large blue items");
foreach (var p in bf.Filter(products,
new AndSpecification <ProductBad>(new ColorSpecification(Color.Blue), new SizeSpecification(Size.Large)))
)
{
Console.WriteLine($" - {p.Name} is big and blue");
}
}
static void Main2(string[] args)
{
var apple = new ProductBad("Apple", Color.Green, Size.Small);
var tree = new ProductBad("Tree", Color.Green, Size.Large);
var house = new ProductBad("House", Color.Blue, Size.Large);
ProductBad[] products = { apple, tree, house };
var pf = new ProductFilter();
Console.WriteLine("Green products (old):");
foreach (var p in pf.FilterByColor(products, Color.Green))
{
Console.WriteLine($" - {p.Name} is green");
}
}
public bool IsSatisfied(ProductBad p)
{
return(first.IsSatisfied(p) && second.IsSatisfied(p));
}