{"id":15442,"date":"2023-02-06T17:32:18","date_gmt":"2023-02-06T09:32:18","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=15442"},"modified":"2023-02-06T17:32:21","modified_gmt":"2023-02-06T09:32:21","slug":"java-rtti%e5%92%8c%e5%8f%8d%e5%b0%84%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/15442.html","title":{"rendered":"Java RTTI\u548c\u53cd\u5c04\u7684\u533a\u522b"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote\">\n<p>Java RTTI\u548c\u53cd\u5c04\u7684\u533a\u522b\u662f\uff1a\u5bf9\u4e8eRTTI\u6765\u8bf4\uff0c\u7f16\u8bd1\u5668\u5728\u7f16\u8bd1\u65f6\u6253\u5f00\u548c\u68c0\u67e5.class\u6587\u4ef6\u3002\u800c\u5bf9\u4e8e\u53cd\u5c04\u673a\u5236\u6765\u8bf4\uff0c.class\u6587\u4ef6\u5728\u7f16\u8bd1\u65f6\u662f\u4e0d\u83b7\u53d6\u7684\uff0c\u6240\u4ee5\u662f\u5728\u8fd0\u884c\u65f6\u6253\u5f00\u548c\u68c0\u67e5.class\u6587\u4ef6\u3002<\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"680\" height=\"421\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/02\/\u6dfb\u52a0\u6807\u9898-18-3.png?x-oss-process=image\/auto-orient,1\/format,webp\" alt=\"\" class=\"wp-image-15443\" srcset=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/02\/\u6dfb\u52a0\u6807\u9898-18-3.png 680w, https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/02\/\u6dfb\u52a0\u6807\u9898-18-3-300x186.png 300w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e00\u3001Java RTTI\u548c\u53cd\u5c04\u7684\u533a\u522b<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u533a\u522b<\/strong><\/h3>\n\n\n\n<p>\u5bf9\u4e8eRTTI\u6765\u8bf4\uff0c\u7f16\u8bd1\u5668\u5728\u7f16\u8bd1\u65f6\u6253\u5f00\u548c\u68c0\u67e5.class\u6587\u4ef6\u3002\u800c\u5bf9\u4e8e\u53cd\u5c04\u673a\u5236\u6765\u8bf4\uff0c.class\u6587\u4ef6\u5728\u7f16\u8bd1\u65f6\u662f\u4e0d\u83b7\u53d6\u7684\uff0c\u6240\u4ee5\u662f\u5728\u8fd0\u884c\u65f6\u6253\u5f00\u548c\u68c0\u67e5.class\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>\u5f53\u901a\u8fc7\u53cd\u5c04\u548c\u4e00\u4e2a\u672a\u77e5\u7684\u5bf9\u8c61\u6253\u4ea4\u9053\u65f6\uff0cJVM\u53ea\u662f\u7b80\u5355\u7684\u68c0\u67e5\u8fd9\u4e2a\u5bf9\u8c61\uff0c\u770b\u4ed6\u5c5e\u4e8e\u54ea\u4e00\u4e2a\u7279\u5b9a\u7684\u7c7b\uff08\u5c31\u50cfRTTI\uff09\uff0c\u56e0\u6b64\u65e0\u8bba\u662f\u4f7f\u7528RTTI\u8fd8\u662f\u53cd\u5c04\u673a\u5236\uff0c\u90a3\u4e2a\u7c7b\u7684.class\u6587\u4ef6\u5bf9\u4e0ejava\u865a\u62df\u673a\u6765\u8bf4\u5fc5\u987b\u662f\u53ef\u4ee5\u83b7\u53d6\u7684\uff0c\u8981\u4e48\u662f\u5728\u672c\u5730\u78c1\u76d8\u7a7a\u95f4\u6216\u8005\u662f\u4ece\u7f51\u7edc\u8d44\u6e90\u4e0a\u3002<\/p>\n\n\n\n<h3 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