模式密集可能导致成熟的面向对象框架难以修改，但这是面向对象开发人员设计系统的方法所带来的自然结果。
Pattern density, which can make mature object-oriented frameworks hard to change, is a natural result of the way object-oriented developers design systems.
UML是一种经过试验和测试的用于面向对象系统的建模工具，作为设计XML模式的一种媒介，它对开发人员、业务分析人员和供应商都极具吸引力。
UML is a tried and tested modeling tool for object-oriented systems, and it is attractive for developers, business analysts, and vendors as a medium for designing XML schemas.
应用推荐