Program generator is a program that accepts a software ' s high level specification and produce its implementationl 程序生成器就是一个程序,它接受一块软件的一个高层规范,并且产生它的实现。
With the program generator , all the thing we should do is express " what " , generator will generates the code 利用程序生成器,我们只需在规范( specification )表达是“什么” ,由生成器产生具体代码。
Program generator represents a family of programs , not just a program , the generated programs are more maintainable and correct 程序生成器代表了程序族,而不仅仅是单一的特定系统的程序,生成的程序更容易维护,也更正确。