外观模式【大话设计模式Demo】

class FacadeDemo
{
static void Main()
{
Facade facade = new Facade();
facade.MethodA();
facade.MethodB();
Console.Read();
}

}

class subSystemOne
{
public void MethodOne()
{
Console.WriteLine("子系统 方法一");
}
}

class subSystemTwo
{
public void MethodTwo()
{
Console.WriteLine("子系统 方法二");
}
}

class subSystemThree
{
public void MethodThree()
{
Console.WriteLine("子系统 方法三");
}
}

class subSystemFour
{
public void MethodFour()
{
Console.WriteLine("子系统 方法四");
}
}

class Facade
{
subSystemOne one;
subSystemTwo two;
subSystemThree three;
subSystemFour four;

public Facade()
{
one=new subSystemOne();
two=new subSystemTwo();
three=new subSystemThree();
four=new subSystemFour();
}

public void MethodA()
{
Console.WriteLine("\n方法组A：");
one.MethodOne();
three.MethodThree();
}

public void MethodB()
{
Console.WriteLine("\n方法组B： ");
two.MethodTwo();
four.MethodFour();
}
}