{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffd0.hatenablog.jp%2Fentry%2F2020%2F06%2F13%2F093121\" title=\"null \u5224\u5b9a\u306e\u305f\u3081\u3060\u3051\u306b Optional.ofNullable \u3092\u4f7f\u3046\u306e\u306f\u3084\u3081\u3088\u3046 - \u3044\u3051\u3080\u30e9\u30f3\u30c9\" 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_url":"https://hatena.blog","blog_title":"\u3044\u3051\u3080\u30e9\u30f3\u30c9","version":"1.0","blog_url":"https://fd0.hatenablog.jp/","provider_name":"Hatena Blog","categories":["Java"],"author_name":"fd0","title":"null \u5224\u5b9a\u306e\u305f\u3081\u3060\u3051\u306b Optional.ofNullable \u3092\u4f7f\u3046\u306e\u306f\u3084\u3081\u3088\u3046","published":"2020-06-13 09:31:21","description":"java.util.Optional \u3092\u4f7f\u3044\u305f\u3044\u6c17\u6301\u3061\u306f\u308f\u304b\u308b\u3051\u3069\u3001\u306a\u3093\u3067\u3082\u304b\u3093\u3067\u3082 Optional \u3067\u66f8\u3051\u3070\u826f\u3044\u3068\u3044\u3046\u3082\u306e\u3067\u306f\u306a\u3044\u3002(\u6a5f\u68b0\u7ffb\u8a33\u3063\u307d\u3044\u8a18\u4e8b\u3057\u304b\u51fa\u3066\u3053\u306a\u3044\u3002) javaer101.com","height":"190","url":"https://fd0.hatenablog.jp/entry/2020/06/13/093121","width":"100%","author_url":"https://blog.hatena.ne.jp/fd0/","image_url":null}