{"description":"final \u5468\u8fba\u306b\u3064\u3044\u3066\u3002\u7406\u60f3\u8ad6\uff1f\u3044\u3084\u3001\u7406\u60f3\u8ad6\u5927\u4e8b\u3002 OCP (Open-Closed Principle) \u958b\u653e\u9589\u9396\u539f\u5247\u3068\u3082\u3002 \u7c21\u5358\u306b\u8a00\u3046\u3068\u3001\u30e2\u30b8\u30e5\u30fc\u30eb (\u3053\u3053\u3067\u306f class) \u306f\u62e1\u5f35\u3067\u304d\u308b\u3079\u304d\u3060\u304c\u3001\u4fee\u6b63\u306f\u884c\u3046\u3079\u304d\u3067\u306f\u306a\u3044\u3001\u3068\u3044\u3046\u539f\u5247\u3002 \u3053\u308c\u3092\u539f\u5247\u306b\u5f93\u3046\u3068\u3001(\u3082\u3063\u3068\u4e00\u822c\u7684\u306a\u610f\u5473\u3067\u306e) \u4fee\u6b63\u304c\u5bb9\u6613\u306b\u306a\u308b\u3002 \u300c\u62e1\u5f35\u3067\u304d\u308b\u3079\u304d\u300d\u3068\u300c\u4fee\u6b63\u306f\u884c\u3046\u3079\u304d\u3067\u306f\u306a\u3044\u300d\u3092\u4e21\u7acb\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306e\u3067\u3001\u4e00\u898b\u3001\u7d99\u627f\u306f\u3053\u306e\u539f\u5247\u3092\u5b88\u308b\u305f\u3081\u306b\u306f\u4f7f\u3063\u3066\u3082\u826f\u3055\u305d\u3046\u306a\u3082\u306e\u3060\u3051\u3069\u30fb\u30fb\u30fb \u5b9f\u88c5\u306e\u7d99\u627f\u304c OCP \u3092\u7834\u308b\u4f8b \u4f8b\u3048\u3070\u3001 class Rectangle { int w; int h; Rectangle(int w, int\u2026","version":"1.0","provider_url":"https://hatena.blog","image_url":"http://ecx.images-amazon.com/images/I/51Y4DWH4N3L.jpg","author_url":"https://blog.hatena.ne.jp/bleis-tift/","blog_url":"https://bleis-tift.hatenablog.com/","width":"100%","url":"https://bleis-tift.hatenablog.com/entry/20091015/1255614890","author_name":"bleis-tift","type":"rich","height":"190","provider_name":"Hatena Blog","published":"2009-10-15 22:54:50","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbleis-tift.hatenablog.com%2Fentry%2F20091015%2F1255614890\" title=\"final \u306b\u3064\u3044\u3066\uff1f - \u3050\u308b\u3050\u308b\uff5e\" 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":"\u3050\u308b\u3050\u308b\uff5e","categories":["Java","OOP"],"title":"final \u306b\u3064\u3044\u3066\uff1f"}