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FlyWeightFactory is responsible for creating and managing meta-units. When a client requests, the factory needs to check whether there are eligible objects in the current object pool. If so, it returns the existing object. If not, it creates a new object. FlyWeight is a superclass. When it comes to shared pools, It is easy to think of JDBC connection pooling in Java, Considering the characteristics of each connection, It is not difficult for us to sum up: Applies to several objects that are shared, They have some common attributes, Take the database connection pool as an example, url, driverClassName, username, password and dbname, these attributes are the same for each connection, so it is suitable to use the meta-sharing mode to process, build a factory class, take the above similar attributes as internal data and the others as external data, and pass them in as parameters when calling methods, thus saving space and reducing the number of instances.大侦探福尔摩斯（小罗伯特·唐尼饰）即使在置人于死地之时也异常的逻辑清晰，然而办案时有条不紊的他在私底下的生活中简直就是个“怪胎”，至少在他的助手华生（裘德·洛饰）眼中他是这样一个人。他们亲手绳之以法的“黑暗巫师”布莱克大人（马克·斯特朗饰）在临死前说死亡即是开始，随后艾琳·艾德勒（瑞秋·麦克亚当斯饰）出现在他的身边要他帮忙找个失踪的人，而她身边有个影子般可怕人物。坊间传说黑暗巫师已经复活，他的墓地遭到破坏，而躺在棺材里的人另有其人。又到了大侦探福尔摩斯出马的时候了，然而调查过程从一开始就险象环生，助手华生医生在调查中更是险些丧命，福尔摩斯也陷入连串的迷团之中。本片根据著名同名漫画改编，作者莱昂纳尔·威格拉姆（LionelWigram）。2010年第82届奥斯卡最佳艺术指导、最佳配乐2项提名、第67届金球奖音乐/喜剧类最佳男主角小罗伯特·唐尼211. X.X.13　　《烈火金刚》中涉及到的八路军战士，都是当年吕正操的部队，很多人物都是虚构的，但是事迹却是真实的。"Well, then you go on." I said, after this inquiry, I confirmed that Liu Guangyuan's "dog" and Qi Shicheng's "dog" are completely different. The latter means only a description of behavior, while the former means that this is an explanation of the nature and type of the creature. I also understood at that time that this should be another brand-new "living biological weapon" of the Vietnamese army different from the humanoid monster.二十一世纪初国营庙湾市农机厂进入破产程序。围绕清产核资等复杂的事件，以工业局长祖天为首与以分管工业改革的副市长季坤为首的黑恶势力，发生了一场反腐，正义与邪恶的较量。最终完成破产重组，季坤等人被绳之以法。