{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Farchitecting.hateblo.jp%2Fentry%2F2020%2F05%2F25%2F043727\" title=\"Java\u3067Logging - \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u304c\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u3063\u307d\u304f\u8a9e\u308b\" 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%","image_url":null,"type":"rich","provider_url":"https://hatena.blog","published":"2020-05-25 04:37:27","author_url":"https://blog.hatena.ne.jp/hogehoge666/","author_name":"hogehoge666","description":"\u300c\u7d20\u4eba\u30b3\u30fc\u30c9\u306b\u3053\u308c\u3092\u30d1\u30d1\u30c3\u3068\u52a0\u3048\u308c\u3070\u305f\u3061\u307e\u3061\u304a\u5e97\u306e\u5473\u306b\u300d\u3068\u3044\u3046\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u696d\u754c\u306e\u300c\u5473\u306e\u7d20\u300d\u304cLogger\u3060\u3068\u601d\u3044\u307e\u3059\u3002Logger\u306f\u52a0\u3048\u3066\u304a\u3044\u3066\u640d\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u9006\u306b\u7d20\u4eba\u611f\u6e80\u8f09\u306b\u306a\u308b\u306e\u304c\u300cSystem.out.println\u300d\u3067\u3059\u3002\u4f7f\u3044\u6240\u6b21\u7b2c\u3067\u3059\u304c\u3001\u591a\u304f\u306e\u5834\u5408\u306fBad Practice\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u3093\u306a\u6642\u306fLogger\u306b\u3059\u308c\u3070\u3001\u3042\u3089\u4e0d\u601d\u8b70\u3002\u7384\u4eba\u3063\u307d\u3044\u30b3\u30fc\u30c9\u306b\u65e9\u5909\u308f\u308a\u3067\u3059\u3002 Logger\u3082\u30e6\u30fc\u30b6\u8981\u6c42\u6b21\u7b2c\u3067\u306f\u7e4a\u7d30\u306a\u8abf\u7406\u8a2d\u8a08\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3068\u308a\u3042\u3048\u305a\u30ed\u30b0\u3092\u51fa\u529b\u3059\u308b\u3060\u3051\u306a\u3089\u7c21\u5358\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u6700\u3082\u4e00\u822c\u7684\u3068\u601d\u308f\u308c\u308bApache\u306eLog4j\u3067\u30b7\u30f3\u30d7\u30eb\u306b\u30ed\u30b0\u3092\u51fa\u529b\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u30b3\u30d4\u30da\u3067\u3044\u2026","blog_url":"https://architecting.hateblo.jp/","version":"1.0","height":"190","categories":["Java"],"provider_name":"Hatena Blog","blog_title":"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u304c\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u3063\u307d\u304f\u8a9e\u308b","title":"Java\u3067Logging","url":"https://architecting.hateblo.jp/entry/2020/05/25/043727"}