{"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/n/nainaistar/20220916/20220916001657.png","blog_url":"https://nainaistar.hatenablog.com/","provider_name":"Hatena Blog","author_name":"nainaistar","version":"1.0","url":"https://nainaistar.hatenablog.com/entry/2022/09/26/120000","provider_url":"https://hatena.blog","height":"190","title":"Java\u3067\u73fe\u5728\u884c\u3092\u53d6\u5f97\u3059\u308b","type":"rich","published":"2022-09-26 12:00:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnainaistar.hatenablog.com%2Fentry%2F2022%2F09%2F26%2F120000\" title=\"Java\u3067\u73fe\u5728\u884c\u3092\u53d6\u5f97\u3059\u308b - \u304d\u308a\u4e38\u306e\u6280\u8853\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","description":"Java\u3067\u73fe\u5728\u884c\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u3092\u8a18\u8f09\u3057\u307e\u3059\u3002 \u74b0\u5883 Java 17 \u5bfe\u5fdc \u73fe\u5728\u30b9\u30ec\u30c3\u30c9\u306elineNumber\u3092\u53d6\u5f97\u3059\u308c\u3070\u3001\u73fe\u5728\u884c\u304c\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002 return Thread.currentThread().getStackTrace()[2].getLineNumber(); 0\u756a\u76ee Thread\u30af\u30e9\u30b9 1\u756a\u76ee \u3053\u306e\u51e6\u7406\u3057\u3066\u3044\u308b\u884c 2\u756a\u76ee \u547c\u3073\u51fa\u3057\u5143\u306e\u884c \u4ed6\u306b\u3082\u3001\u30af\u30e9\u30b9\u540dgetClassName()\u3001\u30e1\u30bd\u30c3\u30c9\u540dgetMethodName\u3082\u53d6\u5f97\u3067\u304d\u308b\u306e\u3067\u3001\u30c7\u30d0\u30c3\u30b0\u6587\u8a00\u3092\u52a0\u5de5\u3057\u305f\u3044\u3068\u304d\u306f\u5229\u7528\u3067\u304d\u307e\u3059\u3002 \u30c6\u30b9\u30c8\u30af\u30e9\u30b9 \u5b9f\u88c5\u30af\u30e9\u30b9\u306f\u3001interface\u306edefault\u30e1\u30bd\u30c3\u30c9\u3001static\u30e1\u30bd\u30c3\u30c9\u306e\u4e21\u2026","categories":["Java","\u6280\u8853"],"blog_title":"\u304d\u308a\u4e38\u306e\u6280\u8853\u65e5\u8a18","author_url":"https://blog.hatena.ne.jp/nainaistar/"}