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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.几人都年轻健旺，便不用力，如同信步闲游般，也很快就到了半山腰的寺庙前。黎章轻声说道：我们生在乡野穷人家，时常上山下河找些野食，别说烧烤了，就是在家煮饭，也是常干的。查理（汤姆•汉克斯 Tom Hanks 饰）被美国国防部授予了反战间谍英雄的称号，因为他跟其他的谍报人员——乔安妮（朱莉娅•罗伯茨 Julia Roberts 饰）与盖斯特（菲利普•塞默•霍夫曼 Philip Seymour Hoffman 饰）一起为前苏联的解体、柏林墙的倒塌都做出了重要贡献。查理具有光鲜身份，他身兼国防部、政府、CIA等多方角色，终日周旋于商界政要之间，美色金钱纷至沓来，谁都希望借助他的能量满足一己私利。他关注阿富汗战争的局势，并且跟巴基斯坦的军方也通了气。其实，他所做的都是为了美国的利益，在红颜知己乔安妮与性格伙伴盖斯特的帮助下，他们导演了这场充满了传奇色彩的间谍战争……《铁拳：血之复仇》的主人公是精通中国拳法的女高中生凌晓雨。 由于一件特殊的委托，凌晓雨潜入日本京都的国际学校，对一位名叫神谷真的少年展开调查。随后，凌晓雨发现了隐藏在“三岛财团”背后的秘密。26. How to Deal with the Relationship between Management and Managed