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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.一般电影上映，都会组织点水军，推波助澜，以壮声势，吸引更多的人去影院观看Finally, the test:他摸摸胸前，那里有淼淼送他的腰带。包公出巡之龙凤肚兜是由内地台湾地区拍摄的一部电视剧，类型为古装动作片。上映于2011年5月。 狂风卷落叶，天狗食白日。天降异象，惊动了出巡蔡州郑县的包拯（金超群饰）一行。突然，一群神秘人从天而降，几下身手便将包拯连人带轿掳走，原来掳人者乃郑县高姓大宅公子高天仪（陈志朋饰），他要状告当今圣上抛妻弃子！ 郑县高府中，包拯拜会当年被选入宫的王秋容（魏秋华饰）。秋容取出昔日宋仁宗（张铁林饰）临幸的证物龙凤肚兜，直指天仪便是当今太子，包拯和公孙策（范鸿轩饰）认定此事与宫廷有莫大关连。这时高家次子天佑（夏雨饰）突然闯入，包拯发现他智商愚钝，秋容、天仪则处处维护。法律与秩序：特殊受害者第二十三季