学步园

适配器模式：将一个类的接口转换成客户希望的另外一个接口。使得原本由于接口不兼容而不能一起工作的那些类可以一起工作。
应用场景：希望复用一些现存的类，但是接口又与复用环境要求不一致。

分类：类适配器（通过多重继承）、对象适配器。

#encoding=utf-8
#
#by panda
#适配器模式


def printInfo(info):
    print unicode(info, 'utf-8').encode('gbk')

#球员类
class Player():
    name = ''
    def __init__(self,name):
        self.name = name
    
    def Attack(self,name):
        pass
    
    def Defense(self):
        pass
    
#前锋
class Forwards(Player):
    def __init__(self,name):
        Player.__init__(self,name)
    
    def Attack(self):
        printInfo("前锋%s 进攻" % self.name)
    
    def Defense(self,name):
        printInfo("前锋%s 防守" % self.name)

#中锋（目标类）
class Center(Player):
   def __init__(self,name):
       Player.__init__(self,name)
   
   def Attack(self):
       printInfo("中锋%s 进攻" % self.name)
   
   def Defense(self):
       printInfo("中锋%s 防守" % self.name)
   
#后卫
class Guards(Player):
   def __init__(self,name):
       Player.__init__(self,name)
   
   def Attack(self):
       printInfo("后卫%s 进攻" % self.name)
   
   def Defense(self):
       printInfo("后卫%s 防守" % self.name)
    
#外籍中锋（待适配类）
#中锋
class ForeignCenter(Player):
    name = ''
    def __init__(self,name):
        Player.__init__(self,name)
   
    def ForeignAttack(self):
        printInfo("外籍中锋%s 进攻" % self.name)
   
    def ForeignDefense(self):
        printInfo("外籍中锋%s 防守" % self.name)


#翻译（适配类）
class Translator(Player):
    foreignCenter = None
    def __init__(self,name):
        self.foreignCenter = ForeignCenter(name)
   
    def Attack(self):
        self.foreignCenter.ForeignAttack()
   
    def Defense(self):
        self.foreignCenter.ForeignDefense()


def clientUI():
    b = Forwards('巴蒂尔')
    m = Guards('麦克格雷迪')
    ym = Translator('姚明')
    
    b.Attack()
    m.Defense()
    ym.Attack()
    ym.Defense()
    return

if __name__ == '__main__':
    clientUI();

类图：