static void Main(string[] args)
{
List <Person> persons = new List <Person>();
persons.AddRange(new[] {
new Person("Robert", "MALE", "SINGLE"),
new Person("John", "MALE", "MARRIED"),
new Person("Laura", "FEMALE", "MARRIED"),
new Person("Diana", "FEMALE", "SINGLE"),
new Person("Mike", "MALE", "SINGLE"),
new Person("Bobby", "MALE", "SINGLE")
});
ICriteria male = new CriteriaMale();
ICriteria female = new CriteriaFemale();
ICriteria single = new CriteriaSingle();
ICriteria singleMale = new AndCriteria(single, male);
ICriteria singleOrFemale = new OrCriteria(single, female);
Console.WriteLine("Males:");
PrintPersons(male.MeetCriteria(persons));
Console.WriteLine("Females:");
PrintPersons(female.MeetCriteria(persons));
Console.WriteLine("Single Males");
PrintPersons(singleMale.MeetCriteria(persons));
Console.WriteLine("Single Or Females");
PrintPersons(singleOrFemale.MeetCriteria(persons));
Console.ReadKey();
}
public static void Run()
{
var categoryCriteria = new CategoryCriteria(Category.Books);
var priceCriteria = new PriceCriteria(20);
var andCriteria = new AndCriteria(new List <Criteria> {
categoryCriteria, priceCriteria
});
var products = new List <Product> {
new Product {
Id = 1, Name = "CLR via C#", Category = Category.Books, Price = 20
},
new Product {
Id = 2, Name = "Think in Java", Category = Category.Books, Price = 40
},
new Product {
Id = 3, Name = "Hungry Jack Pancake Mix", Category = Category.Food, Price = 20
}
};
var filteredProducts = products.FindAll(p => andCriteria.Meet(p));
filteredProducts.ForEach(p => Console.WriteLine($"Product ID: {p.Id}, Product Name: {p.Name}"));
}
