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           interface Sittable{
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           interface Lie{
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           interface Chair extends Sittable{
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java GUI

http://java.ccidnet.com/images/java/javagui/index.htm
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2.ÐÔÄܰ²È«×î¼Ñʵ¼ù¼ì²éRAD Software AnalyzerºÍFindBug;
3.ÒÀÀµ¼ì²éJDepend;
4.ÖØ¸´ÐÔ¼ì²éeclipse PMD²å¼þ;
5.¸´ÔӶȼì²éeclipse Metrics²å¼þ;
6.Э×÷¹¤¾ßJupiter
 
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package sample;
class Villain {
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xmlºÍjava BeanµÄÖ±½Óת»»£¬Xmap

package test;
import java.util.ArrayList;
import java.util.List;

import org.nuxeo.common.xmap.annotation.XNode;
import org.nuxeo.common.xmap.annotation.XNodeList;
import org.nuxeo.common.xmap.annotation.XObject;


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