{"description":"\u578b\u5909\u6570\u306e\u4e0a\u9650\u3092\u578b\u5909\u6570\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002 \u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u306e\u5165\u51fa\u529b\u898f\u5247\u3082\u305d\u306e\u307e\u307e\u9069\u7528\u3055\u308c\u308b\u3002 class Box<T1, T2 extends T1, T3 extends T2> { private Object o0; private T1 t1; private T2 t2; private T3 t3; public Box() { // \u578b\u5909\u6570 Foo<T2> f1; //f1 = new Foo<T1>(); f1 = new Foo<T2>(); //f1 = new Foo<T3>(); o0 = f1.get(); t1 = f1.get(); t2 = f1.get(); /\u2026","blog_title":"ta6ra\u306e\u65e5\u8a18","title":"Java Generics \u30e1\u30e2\u305d\u306e11","author_url":"https://blog.hatena.ne.jp/ta6ra/","url":"https://ta6ra.hatenadiary.org/entry/20110525","blog_url":"https://ta6ra.hatenadiary.org/","image_url":null,"published":"2011-05-25 00:00:00","width":"100%","type":"rich","provider_name":"Hatena Blog","author_name":"ta6ra","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fta6ra.hatenadiary.org%2Fentry%2F20110525\" title=\"Java Generics \u30e1\u30e2\u305d\u306e11 - ta6ra\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","height":"190","categories":[]}