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In the previous example of electric lights, a state mode program was completed. First, the Light class is defined, which is also called Context here. Then in Light's constructor, to create instance objects for each state class, Context will hold references to these state objects in order to delegate the request to the state objects. The user's request, that is, the action of clicking button, is also implemented in Context, with the following code:石志康（陈庭威）适逢其会﹐得见两大高手蒋真（高雄）与聂万龙（秦沛）对赌﹐因而对赌产生兴趣。 真虽战胜龙﹐却反被龙冤枉出千﹐含冤而死。 一日﹐一青年蒋百祺（吕颂贤）光顾赌场﹐大胜一帮印尼老千。 原来祺乃真之子﹐想藉此吸引龙之注意﹐趁机接近龙为父报仇。 其后康得赌痴 的赌术﹐技术大进﹐祺遂说服康合资经营另一赌场。 为此龙之赌场生意大受打击﹐故龙为保王者之名﹐不惜放火烧赌场﹐祺不幸葬身火海﹐康悲愤不已﹐……好在杨长帆是有备而来，这并不是失误。为FBI工作了一辈子的沃特·韦德（汤姆·贝伦杰 Tom Berenger 饰）眼下突然面对死亡威胁，暗杀组织在网络中放出消息，用300万美元在今夜索他的性命。一生只是一个中层情报分析员的沃特如何会得到这种“关注”，令前来保护他的众多探员百思不得其解，但眼下的首要任务是保证沃特在今夜不出意外。沃特被安置在芝加哥的地下避难所，众多探员围绕保全。另一方面，高额悬赏也吸引了众多职业杀手的注意，从冷血的蛇蝎拉丁美女、易容杀手，到父子齐上阵的纳粹狂人一家、AK47女郎一起将目标锁定之。FBI发现暗杀任务的幕后操控者是一个名为“真爱国者”的反美组织，而这个组织的真相，包括他们暗杀沃特的真实目的，将在今夜血肉横飞的战斗后揭晓……According to the "Special Provisions on Labor Protection for Female Workers", if a female worker cannot adapt to the original labor during pregnancy, the employing unit shall, according to the certificate of the medical institution, reduce the amount of labor or arrange other labor that can adapt to it.虽说没有破釜沉舟，但尹旭也令士卒只带三日干粮，轻装上阵，起到的作用大有异曲同工之妙。又觉得收夜香很有前景，想插一脚，于是先给秋霜透了个话。