Csharp/CSharp Tutorial/Design Patterns/Strategy Pattern

Strategy Pattern

<source lang="csharp">using System;

 public abstract class Strategy
 {
   public abstract void MyRule();
   public Strategy(){;}
 }
 public class CorporateStrategy: Strategy
 {
   
   public override void MyRule()
   {
     Console.WriteLine("Corporate.");
   }
   public CorporateStrategy(){;}
 }
 public class CreditSalesContext
 {
   Strategy aStrategy;
   
   public CreditSalesContext (Strategy crStrategy)
   {
     this.aStrategy = crStrategy;
   }
   public void BusinessRule()
   {
     this.aStrategy.MyRule();
   }
 }
 public class DealerStrategy: Strategy
 {
   
   public override void MyRule()
   {
     Console.WriteLine("Dealer.");
   }
   
   public DealerStrategy(){;}
 }
 class Client{
   static void Main(string[] args){
     CreditSalesContext cr = new CreditSalesContext(new CorporateStrategy());
     cr.BusinessRule();
   }
 }</source>