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利用反射获取Java类中的静态变量名及变量值的简单实例

作者:jingxian  发布时间:2022-12-09 17:56:06 

标签:java,反射,静态变量,变量值

JAVA可以通过反射获取成员变量和静态变量的名称,局部变量就不太可能拿到了。


public class Test {

public static void main(String[] args) throws Exception {
   // TODO Auto-generated method stub
   //获取所有变量的值
   Class clazz = Class.forName("com.qianmingxs.ScoreTable");
   Field[] fields = clazz.getFields();

for( Field field : fields ){
     System.out.println( field.getName() + " " +field.getInt(clazz) );
   }
   //获取单个变量的值
   /*Class clazz = Class.forName("com.qianmingxs.ScoreTable");
   Field field = clazz.getField("FIVE");
   System.out.println( field.getInt(clazz));*/
 }

}

其中要查看的Java类是:


public class ScoreTable {
 private ScoreTable() {}
 public final static int FIVE = 100;//成5
 public final static int DOUBLE_ALIVE_FOUR = 99;//双活4(分析对手用)
 public final static int ALIVE_FOUR_AND_DEAD_FOUR = 98;//活4死4(对手分析用)
 public final static int ALIVE_FOUR_AND_ALIVE_THREE = 96;//活4活3(分析对手用)
 public final static int ALIVE_FOUR_AND_DEAD_THREE = 95;//活4死3(分析对手用)
 public final static int ALIVE_FOUR_AND_ALIVE_TWO = 94;//活4活2
 public final static int ALIVE_FOUR = 93;//活4
 public final static int DOUBLE_DEAD_FOUR = 92;//双死4
 public final static int DEAD_FOUR_AND_ALIVE_THREE = 91;//死4活3
 public final static int DEAD_FOUR_AND_ALIVE_TWO = 90;//死4活2
 public final static int DOUBLE_ALIVE_THREE = 80;//双活3
 public final static int ALIVE_THREE_AND_DEAD_THREE = 70;//活死3
 public final static int HALF_ALIVE_FOUR = 65;//半活4(类似○○ ○形),优先级小于活4
 public final static int ALIVE_THREE = 60;//活3
 public final static int DEAD_FOUR = 50;//死4
 public final static int DOUBLE_ALIVE_TWO = 40;//双活2
 public final static int DEAD_THREE = 30;//死3
 public final static int ALIVE_TWO = 20;//活2
 public final static int DEAD_TWO = 10;//死2
 public final static int SINGLE = 0;//单个
}
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