{"image_url":null,"url":"https://blog.cryolite.net/entry/20060128/p2","provider_name":"Hatena Blog","categories":["Programming","Software Engeering"],"type":"rich","title":"\u30ab\u30a6\u30f3\u30bf\u306b\u3088\u308b Passive Observer (Proxy) \u306e\u5b9f\u88c5","provider_url":"https://hatena.blog","blog_title":"Cry's Blog","version":"1.0","author_name":"Cryolite","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.cryolite.net%2Fentry%2F20060128%2Fp2\" title=\"\u30ab\u30a6\u30f3\u30bf\u306b\u3088\u308b Passive Observer (Proxy) \u306e\u5b9f\u88c5 - Cry&#39;s Blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/Cryolite/","blog_url":"https://blog.cryolite.net/","description":"\u4ee5\u524d\u304b\u3089\u305a\u3063\u3068\u7591\u554f\u306a\u3093\u3060\u3051\u308c\u3069\uff0c passive \u306a Observer \u30d1\u30bf\u30f3\u3064\u30fc\u304b\uff0c\u76e3\u8996\u3055\u308c\u3066\u3044\u308b\u30af\u30e9\u30b9\uff08oservee\uff09\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u5909\u5316\u3057\u3046\u308b Proxy \u30d1\u30bf\u30f3\u3064\u30fc\u304b\uff0c\u305d\u3046\u3044\u3046\u306e\u3067\u66f4\u65b0\u306e\u53ef\u5426\u3092\u30ab\u30a6\u30f3\u30bf\u3067\u793a\u3059\u3064\u30fc\u306e\u306f\u30a2\u30ea\u306a\u3093\u304b\u306b\u3083\u301c\uff1f class Observee { public: void updateData() { // \u72b6\u614b\u3092\u5909\u66f4 ++state_count_; } double getData() const { double result; // \u8d85\u30d8\u30d3\u30fc\u306a\u8a08\u7b97 return result; } boost::int64_t getStateCount() const {\u2026","width":"100%","published":"2006-01-28 00:00:01"}