{"description":"class Human<Sex, ComplementarySex> { ComplementarySex spouse; void marryTo(ComplementarySex spouse) { this.spouse = spouse; } } class Man extends Human<Man, Woman> {} class Woman extends Human<Woman, Man> {} \u306a\u3093\u3060\uff0c\u7d50\u5c40\u4e00\u7dd2\u3058\u3083\u306a\u3044\u304b\uff0e class MSM extends Human<MSM, MSM> {} class WSW extends Human<WSW, WSW> {} \u306a\u3093\u3066\u2026","width":"100%","provider_name":"Hatena Blog","blog_title":"\u306e\u307f\u306a\u30b9\u30b1\u30c3\u30c1\u306e\u3042\u3068\u3061","author_name":"luna_8bit","type":"rich","provider_url":"https://hatena.blog","height":"190","blog_url":"https://luna-8bit.hatenadiary.org/","categories":[],"author_url":"https://blog.hatena.ne.jp/luna_8bit/","published":"2011-02-19 12:20:52","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fluna-8bit.hatenadiary.org%2Fentry%2F20110219%2F1298085652\" title=\"\u3042\u306a\u305f\u3068\uff0c\u5408\u4f53\u3057\u305f\u3044 - \u306e\u307f\u306a\u30b9\u30b1\u30c3\u30c1\u306e\u3042\u3068\u3061\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"\u3042\u306a\u305f\u3068\uff0c\u5408\u4f53\u3057\u305f\u3044","image_url":null,"url":"https://luna-8bit.hatenadiary.org/entry/20110219/1298085652"}