{"blog_title":"RAKUS Developers Blog | \u30e9\u30af\u30b9 \u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0","published":"2026-03-19 17:30:00","version":"1.0","width":"100%","blog_url":"https://tech-blog.rakus.co.jp/","author_name":"EcLipse","provider_url":"https://hatena.blog","url":"https://tech-blog.rakus.co.jp/entry/20260319/software-design-principles-for-beginners","author_url":"https://blog.hatena.ne.jp/EcLipse/","type":"rich","title":"\u65b0\u5352\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u306e\u300c\u8a2d\u8a08\u6307\u6458\u300d\u3092\u7406\u89e3\u3059\u308b\u307e\u3067","description":"\u76ee\u6b21 \u76ee\u6b21 0. \u306f\u3058\u3081\u306b 1. \u30ec\u30d3\u30e5\u30fc\u3055\u308c\u308b\u5074\u3060\u3063\u305f\u9803\u306e\u554f\u984c\u70b9 2. \u30ec\u30d3\u30e5\u30fc\u3068\u8a2d\u8a08\u306e\u95a2\u4fc2\u6027 2.1 \u306a\u305c\u30ec\u30d3\u30e5\u30fc\u304c\u5fc5\u8981\u306a\u306e\u304b 2.2 \u306a\u305c\u300c\u8a2d\u8a08\u300d\u304c\u95a2\u4fc2\u3059\u308b\u306e\u304b 3. \u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u6307\u6458\u306e\u50be\u5411\u304b\u3089\u5b66\u3093\u3060\u3053\u3068 3.1. \u69d8\u3005\u306a\u8a2d\u8a08\u539f\u5247 3.2. \u8a2d\u8a08\u6307\u6458\u3092\u5177\u4f53\u7684\u306b\u7406\u89e3\u3059\u308b 3.3. \u8a2d\u8a08\u6307\u6458\u3092\u3082\u306e\u306b\u3059\u308b\u305f\u3081\u306b\u306f\uff1f 4. before / after \u3067\u898b\u308b\u8a2d\u8a08\u6307\u6458\u306e\u5177\u4f53\u4f8b 4.1. SRP: \u300c\u8cac\u52d9\u304c\u591a\u3044\u300d\u3068\u8a00\u308f\u308c\u305f\u30b1\u30fc\u30b9 before: 1\u3064\u306e\u30af\u30e9\u30b9\u306b\u8907\u6570\u306e\u8cac\u52d9\u304c\u3042\u308b after: \u8cac\u52d9\u3054\u3068\u306b\u5206\u96e2\u3059\u308b 4.2. OCP: \u300c\u5c06\u6765\u5897\u3048\u305d\u3046\u300d\u3068\u8a00\u308f\u308c\u305f\u30b1\u30fc\u30b9 before: \u6761\u4ef6\u5206\u5c90\u3067\u51e6\u7406\u3092\u2026","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech-blog.rakus.co.jp%2Fentry%2F20260319%2Fsoftware-design-principles-for-beginners\" title=\"\u65b0\u5352\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u306e\u300c\u8a2d\u8a08\u6307\u6458\u300d\u3092\u7406\u89e3\u3059\u308b\u307e\u3067 - RAKUS Developers Blog | \u30e9\u30af\u30b9 \u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","categories":["\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0","Java","\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0"],"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/t/tech-rakus/20260319/20260319172302.png"}