/// <summary>
/// A=>C
/// </summary>
/// <returns></returns>
public static AbstractHander getACHandler()
{
ConcreateHandleA concreateHandleA = new ConcreateHandleA();
ConcreateHandleC concreateHandleC = new ConcreateHandleC();
concreateHandleA.Hander = concreateHandleC;
return(concreateHandleA);
}
/// <summary>
/// B=>C
/// </summary>
/// <returns></returns>
public static AbstractHander getbCHandler()
{
ConcreateHandleB concreateHandleB = new ConcreateHandleB();
ConcreateHandleC concreateHandleC = new ConcreateHandleC();
concreateHandleB.Hander = concreateHandleC;
return(concreateHandleB);
}
/// <summary>
/// C=>B=>A
/// </summary>
/// <returns></returns>
public static AbstractHander getCBAHandler()
{
ConcreateHandleA concreateHandleA = new ConcreateHandleA();
ConcreateHandleB concreateHandleB = new ConcreateHandleB();
ConcreateHandleC concreateHandleC = new ConcreateHandleC();
concreateHandleC.Hander = concreateHandleB;
concreateHandleB.Hander = concreateHandleA;
return(concreateHandleC);
}