{"categories":["Android"],"provider_url":"https://hatena.blog","url":"https://gfx.hatenadiary.org/entry/20140114/1389707412","blog_url":"https://gfx.hatenadiary.org/","published":"2014-01-14 22:50:12","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/g/gfx/20140114/20140114224616.png","author_url":"https://blog.hatena.ne.jp/gfx/","width":"100%","blog_title":"Islands in the byte stream (legacy)","version":"1.0","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fgfx.hatenadiary.org%2Fentry%2F20140114%2F1389707412\" title=\" List\u3088\u308aArrayList\u306e\u307b\u3046\u304c\u901f\u3044\u3063\u3066\u672c\u5f53\uff1f - Islands in the byte stream (legacy)\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","provider_name":"Hatena Blog","author_name":"gfx","description":"\u7d50\u8ad6\uff1a\u3069\u3061\u3089\u3082\u540c\u3058\u306a\u306e\u3067\u610f\u5473\u7684\u306b\u9069\u5207\u3060\u3068\u601d\u3046\u65b9\u3092\u4f7f\u3063\u3066\u3088\u3044\u767a\u7aef\u306f\u4ee5\u4e0b\u306e\u30c4\u30a4\u30fc\u30c8\u3060\u3002\u305f\u3057\u304b\u306b\u3001\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u3044\u3066\u3042\u308b\u3002 On devices without a JIT, it is true that invoking methods via a variable with an exact type rather than an interface is slightly more efficient. (So, for example, it was cheaper to invoke methods on a HashMap map than a Map map, e\u2026","title":" List\u3088\u308aArrayList\u306e\u307b\u3046\u304c\u901f\u3044\u3063\u3066\u672c\u5f53\uff1f"}