一本大道香蕉中文在线

　　清光绪二十年，张仰山已年迈体弱，次子张山林做了松竹斋现任的掌柜。可惜，张山林天生没有经营生意的心思，只顾沉溺玩乐，把家里的积蓄全浪费在花鸟鱼虫上面，还把这习气教传给了张李詹姆斯从未想过一只流浪的橘猫可以拯救自己的人生。戒毒成功后的他与猫咪鲍勃过着贫苦却温馨的日子,一人一猫的卖唱风景总是能在街头成为焦点,为他们带来更多收入。眼看着生活开始有了起色,不料鲍勃却突然受伤,詹姆斯也面临着被迫和鲍勃分离的危机……　　午夜时分，一个红杏出墙的年轻漂亮女人被人谋杀在出租屋里，凶手是谁？是对她恨之入骨的丈夫？因不能离婚来娶她的情人？隔壁因进她屋盗窃被发现而不得已杀了她？该案迷雾重重，离奇复杂，但公安人员几经周折，终于将凶手缉拿归案......牡丹——在出生的那一夜被绑架的姐姐真世，玫瑰——从不知道姐姐的存在，衔着金汤匙出生的妹妹香世。User class unified interface, User1 and User2 are different objects respectively, and they are related. If the mediator mode is not adopted, the two need to hold references to each other, so the coupling degree between the two is very high. In order to decouple, the Mediator class is introduced to provide unified interface, and MyMediator is its implementation class, which holds instances of User1 and User2 to control User1 and User2. In this way, User1 and User2 objects are independent of each other. They only need to maintain a good relationship with the Mediator, and the rest is maintained by the MyMediator class! Basic implementation:Vector. Remove (observer);