Visitor 模式
Reference:
1.http://www.javaworld.com/javaworld/javatips/jw-javatip98.html
2.http://www.theserverside.com/patterns/thread.tss?thread_id=43755
3.http://www.nshen.net/designpattern/DesignPattern/VisitorPattern.htm
posted on 2007-01-30 14:37
R.Zeus 阅读(323)
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