多态与反射的例子

public partialclass_Default : System.Web.UI.Page

{

    protectedvoidPage_Load(object sender, EventArgse)

    {

       Response.Write("老总讲话：大家请肃静，现在刚好08：00整，我们开始开会,请各个部门领导发言：<br/><br/>");

        //定义存放Company类型的实力

        Company[] CArray = new Company[3];

       CArray[0] = new Manager();

       CArray[0].Say("张经理：");

       CArray[0].Foo();

       CArray[1] = new Coder();

       CArray[1].Say("李程序员：");

       CArray[1].Foo();

       CArray[2] = new Accountant();

       CArray[2].Say("钱会计：");

       CArray[2].Foo();

        //Assemblyasm = Assembly.GetExecutingAssembly();

        //Objectobj = asm.CreateInstance("Manaer", true).GetType();

        //objectobj2 = Activator.CreateInstance("null","Manaer");

 

        Type tp = Type.GetType("Coder");  //命名空间.类名

        objectctemp = Activator.CreateInstance(tp);  //通过反射创建类

        MethodInfo mi = tp.GetMethod("Say");//方法的名称

        MethodInfo m2=tp.GetMethod("Foo");

        string[]a = {"反射调用："};

       mi.Invoke(ctemp, a);

       m2.Invoke(ctemp, null);

       

    }

 

 

 

}

 

    //定义个公司类

    classCompany

    {

        stringName = "";

        publicvirtualvoidSay(string name)

        {

            this.Name= name;

        }

        publicvirtualvoidFoo()

        {

            //Response.Write(Name+ " 公司条例规定，不同岗位的工作人员，干好本职工作！");

            HttpContext.Current.Response.Write(Name + " 公司条例规定，不同岗位的工作人员，干好本职工作！");

        }

    }

    //定义个经理类

    classManager : Company

    {

        stringName = "";

        publicoverridevoidSay(string name)

        {

            //base.Say(name);

            this.Name= name;

        }

        publicoverridevoidFoo()

        {

            HttpContext.Current.Response.Write(Name + " 开早会，给大家分配工作<br/><br/>");

        }

    }

    //定义程序员类

    classCoder : Company

    {

        stringName = "";

        publicoverridevoidSay(string name)

        {

            //base.Say(name);

            this.Name= name;

        }

        publicoverridevoidFoo()

        {

            HttpContext.Current.Response.Write(Name + " 根据经理早会的内容，我开始编写代码了\n\r<br/><br/>");

        }

    }

    //定义财会类

    classAccountant : Company

    {

        stringName = "";

        publicoverridevoidSay(string name)

        {

            //base.Say(name);

            this.Name= name;

        }

        publicoverridevoidFoo()

        {

            HttpContext.Current.Response.Write(Name + " 今天早会提到员工工资的事情了。而今天刚好是开工资的日子，我必须抓紧发工资，让员工好好干活！<br/>");

        }

    }