4. Abstract Factory mode (Factory)

usingSystem;usingSystem.Reflection;namespaceconsoleapplication1{classProgram {Static voidMain (string[] args) {            //In this way, I plant in Hunan to change the factory in Guangzhou abstract factory class instance object on it, on the product duck shelf, duck neck did not affect//abstractfactory nanchangfactory = new Guanzhoufactory ();Abstractfactory nanchangfactory =Newhunanfactory (); Yabo _yabo=Nanchangfactory.createyabo (); Yajia _yajia=Nanchangfactory.createyajia (); _yabo.            Make (); _yajia.            Make ();          Console.ReadLine (); }    }    /// <summary>        ///Abstract Factory class, providing an interface to create two different locations for duck racks and duck necks/// </summary>         Public Abstract classAbstractfactory {//Abstract Factory provides an interface for creating a series of products, here as an example, only the creation interface of the duck neck and the duck rack is given.         Public AbstractYabo Createyabo ();  Public AbstractYajia Createyajia (); }    /// <summary>    ///Guangzhou Taste Factory is responsible for the production of Guangzhou duck neck and duck rack/// </summary>     Public classGuanzhoufactory:abstractfactory { Public OverrideYabo Createyabo () {return NewGuanzhouyabo (); }         Public OverrideYajia Createyajia () {return NewGuanzhouyajia (); }    }    /// <summary>    ///Hunan Taste Factory is responsible for the production of Hunan Duck neck and duck rack/// </summary>     Public classHunanfactory:abstractfactory { Public OverrideYabo Createyabo () {return NewHunanyabo (); }         Public OverrideYajia Createyajia () {return NewHunanyajia (); }    }    /// <summary>    ///Duck Rack abstract class, for each place to inherit the Duck rack class/// </summary>     Public Abstract classYabo { Public Abstract voidMake (); }    /// <summary>    ///Duck Rack abstract class, for each place to inherit the Duck rack class/// </summary>     Public Abstract classYajia { Public Abstract voidMake (); }    /// <summary>    ///Guangzhou Duck Neck category, generally spicy/// </summary>     Public classGuanzhouyabo:yabo { Public Override voidMake () {Console.WriteLine ("the duck neck in Guangzhou"); }    }    /// <summary>    ///the duck neck of Hunan, more spicy/// </summary>     Public classHunanyabo:yabo { Public Override voidMake () {Console.WriteLine ("the duck neck of Hunan"); }    }    /// <summary>    ///Duck Racks in Guangzhou, generally spicy/// </summary>     Public classGuanzhouyajia:yajia { Public Override voidMake () {Console.WriteLine ("Duck Racks in Guangzhou"); }    }    /// <summary>    ///Duck Racks in Hunan, more spicy/// </summary>     Public classHunanyajia:yajia { Public Override voidMake () {Console.WriteLine ("Duck racks in Hunan"); }    }}

4. Abstract Factory mode (Factory)