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Unicom这日是九月十八，碧空清澈如洗，月亮依旧很大、很亮，映照得天空格外深邃悠远，水面上粼粼波光闪动，靠近岸边有树荫的地方，则是光影斑驳。樊傻儿以少胜多大破日军坦克阵，却被上司剥夺军权，贬为视察员，在去江城路上，险遭暗害，傻儿均使巧计将杀手击败，傻儿在江城经历了许多惊心动魄的事件，消灭了以侯敬堂为首的一伙贪官，令百姓感恩戴德。正众望所归，如日中天之时，傻儿却大发傻气，弃官而走，开始了新的漂泊生涯……我说她咋这么容易就转过弯来哩。二十年代，还是军阀割据的时候。震鸣回来了，一声枪响，揭开了这个恩爱情仇的故事。直到后来，新的楚王继位才接受了卞和献宝，打磨之后发现了一块美玉，便是鼎鼎有名的和氏璧。The reason why the logic for creating an object is put into a separate class is that it can be used by multiple clients. And separates the creation and use of objects. However, this design also has many defects. First of all, SimpleFactory is a specific class, so we must program for the implementation, making the system lose its flexibility in this respect. Second, if we add new products, we have to modify the code in SimpleFactory, which violates the opening and closing principle. The above model is also called simple factory. He does not appear in GOF mode, it is more like a programming habit.