{"description":"Throwable \u306e getCause() \u3067 null \u306b\u306a\u3089\u306a\u3044\u307e\u3067\u53c2\u7167\u3057\u3066\u3044\u304f\u65b9\u6cd5\u306b\u306a\u308a\u3001 \u30cd\u30c3\u30c8\u691c\u7d22\u3059\u308b\u3068\u8150\u308b\u307b\u3069\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u304c\u51fa\u3066\u304f\u308b\u3060\u308d\u3046\u3002\u3002 while \u30eb\u30fc\u30d7\u3092\u826f\u304f\u898b\u304b\u3051\u308b\u304c\u3001\u500b\u4eba\u7684\u306b\u306f\u3001for\u6587\u30eb\u30fc\u30d7\u306e\u65b9\u304c\u826f\u3044\u3068\u601d\u3063\u3066\u3044\u308b\u3002 }catch(Exception e){ for(Throwable ext=e; ext != null; ext=ext.getCause()){ // TODO Throwable ext \u306b\u5bfe\u3059\u308b\u51e6\u7406 } Stream filter \u3092\u4f7f\u3063\u3066\u3001\u6839\u672c\u539f\u56e0\u306e\u4f8b\u5916\u3092\u6355\u6349\u3059\u308b\u5834\u5408 }catch(Exception e){ Optional<Throw\u2026","version":"1.0","categories":["Java"],"width":"100%","blog_url":"https://oboe2uran.hatenablog.com/","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/posturan/","author_name":"posturan","title":"\u4f8b\u5916\u6355\u6349\u3067\u539f\u56e0\u3092\u6398\u308a\u4e0b\u3052\u3066\u51e6\u7406\u3092\u3059\u308b\u5834\u5408","published":"2022-09-04 19:50:02","url":"https://oboe2uran.hatenablog.com/entry/2022/09/04/195002","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Foboe2uran.hatenablog.com%2Fentry%2F2022%2F09%2F04%2F195002\" title=\"\u4f8b\u5916\u6355\u6349\u3067\u539f\u56e0\u3092\u6398\u308a\u4e0b\u3052\u3066\u51e6\u7406\u3092\u3059\u308b\u5834\u5408 - Oboe\u5439\u304d\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u9ed9\u793a\u9332\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"Oboe\u5439\u304d\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u9ed9\u793a\u9332","image_url":null,"provider_url":"https://hatena.blog","type":"rich"}