2010年11月23日
composition组合和aggregation聚合之间的区别 difference
摘要： In UML, composition is depicted as a filled diamond and a solid line. It always implies a multiplicity of 1 or 0..1, as no more than one object at a time can have lifetime responsibility for another o... 阅读全文
posted @ 2010-11-23 20:10 拂晓风起-Kenko 阅读(487) 评论(0) 推荐(0)