欧美大香蕉

皇帝猛点头，也不管香荽没对他看。One problem with the factory method pattern is that the creation of the class depends on the factory class, that is to say, if you want to expand the program, you must modify the factory class, which violates the closure principle. Therefore, from the design point of view, there are certain problems, how to solve them? We use the abstract factory mode to create multiple factory classes, so that once new functions need to be added, we can directly add new factory classes without modifying the previous code. Because the abstract factory is not very easy to understand, let's look at the diagram first, and then it is easier to understand with the code.该剧以方茴、陈寻、乔燃的感情纠葛设为主线，三人重逢后深受情伤的方茴将面临在陈寻和乔燃中间做出第二次选择。2017-07-18 14:31:11First of all, let's take a look at the timetable required for each station of Nagoya subway.高易道：稳定局势无外乎内外两个方面，对内就是周徐两家，我已经调军围住两府，至于他们的生死等越王回来之后再做定夺。