{"id":7293,"date":"2012-12-17T11:54:58","date_gmt":"2012-12-17T02:54:58","guid":{"rendered":"http:\/\/labs.gree.jp\/blog\/?p=7293"},"modified":"2019-05-13T20:55:13","modified_gmt":"2019-05-13T11:55:13","slug":"multiple-dispatch-in-modern-jvm-languages","status":"publish","type":"post","link":"https:\/\/labs.gree.jp\/blog\/2012\/12\/7293\/","title":{"rendered":"Multiple Dispatch in Modern JVM Languages"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u6c38\u4e95\u96c5\u4eba (<a href=\"https:\/\/twitter.com\/nagai_masato\">@nagai_masato<\/a>) \u3067\u3059\u3002<a href=\"http:\/\/atnd.org\/events\/34317\">G* advent calendar<\/a> \u306e 17\u65e5\u76ee\u3092\u00a0GREE engineers' blog \u304b\u3089\u304a\u5c4a\u3051\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"hs_b0ea2839d9ddbd7c4c28537b01d9a076_header_0\">dispatch ?<\/h3>\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a00\u8a9e\u306e\u6587\u8108\u3067\u306e\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u3068\u306f\u3001\u540c\u3058\u540d\u524d\u306e\u30b5\u30d6\u30eb\u30fc\u30c1\u30f3\u3092\u30d1\u30e9\u30e1\u30bf\u306e\u578b\u3067\u52d5\u7684\u306b\u5224\u5b9a\u3059\u308b\u547c\u3073\u5206\u3051\u3092\u6307\u3057\u307e\u3059\u3002\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u306b\u306f\u5927\u304d\u304f\u5206\u3051\u3066 <a href=\"http:\/\/en.wikipedia.org\/wiki\/Multiple_dispatch\">\u30de\u30eb\u30c1\u30d7\u30eb<\/a>\u3068\u30b7\u30f3\u30b0\u30eb\u304c\u3042\u308a\u307e\u3059\u3002\u30de\u30eb\u30c1\u30d7\u30eb\u306f\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5168\u3066\u306e\u30d1\u30e9\u30e1\u30bf\u3092\u5bfe\u8c61\u306b\u3057\u307e\u3059\u304c\u3001\u30b7\u30f3\u30b0\u30eb\u306f\u305d\u306e\u3046\u3061\u30ec\u30b7\u30fc\u30d0\u306e\u307f\u3092\u5bfe\u8c61\u3068\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f Java \u3084\u6700\u8fd1\u306e JVM \u8a00\u8a9e\u3067\u306e\u5bfe\u5fdc\u72b6\u6cc1\u3092\u4ea4\u3048\u3066\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u306b\u3064\u3044\u3066\u8a71\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h3 id=\"hs_b0ea2839d9ddbd7c4c28537b01d9a076_header_1\">Java<\/h3>\n<p>Java \u304c\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u306e\u306f\u30b7\u30f3\u30b0\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u3067\u3059\u3002\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u306e\u4f8b\u3067\u8aac\u660e\u3057\u307e\u3059\u3002\u4eca\u3069\u304d\u3063\u307d\u304f\u30bf\u30c3\u30c1\u30a4\u30d9\u30f3\u30c8\u306b\u3057\u3066\u307f\u307e\u3059\u3002\u30bf\u30c3\u30c1\u30a4\u30d9\u30f3\u30c8\u7528\u306e\u30af\u30e9\u30b9\u306e\u30eb\u30fc\u30c8\u306b TouchEvent \u304c\u3042\u3063\u3066\u3001\u305d\u306e\u4e0b\u306b\u5177\u4f53\u7684\u306a\u30a4\u30d9\u30f3\u30c8\u30af\u30e9\u30b9\u304c\u3001\u305d\u3057\u3066 TouchEventHandler \u3068\u3044\u3046\u30cf\u30f3\u30c9\u30e9\u30af\u30e9\u30b9\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u00a0(\u5b9f\u969b\u306e API \u306b\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068\u304b\u62bd\u8c61\u30af\u30e9\u30b9\u306e\u3088\u3046\u306a\u4eee\u60f3\u7684\u306a\u4e0a\u4f4d\u968e\u5c64\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u305d\u308c\u306f\u7f6e\u3044\u3066\u304a\u304d\u307e\u3059)\u3002<\/p>\n<pre class=\"superpre java\">\nclass TouchEvent {}  \n\nclass TouchStartEvent extends TouchEvent {}  \nclass TouchMoveEvent extends TouchEvent {}  \nclass TouchEndEvent extends TouchEvent {}  \nclass TouchCancelEvent extends TouchEvent {}  \n\nclass TouchEventHandler {\n    void handle(TouchEvent e);\n} <\/pre>\n<p>\u3055\u3066\u3001\u3053\u3053\u3067 TouchStartEvent \u3068\u4ed6\u306e TouchEvent \u3067\u6271\u3044\u3092\u5909\u3048\u308b\u30cf\u30f3\u30c9\u30e9\u3092\u4f5c\u308a\u305f\u3044\u3068\u3057\u307e\u3059\u3002\u6d3e\u751f\u578b\u306b\u3088\u308b\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30ba\u30e0\u3092\u671f\u5f85\u3059\u308b\u306a\u3089\u305f\u3076\u3093\u3053\u3046\u66f8\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"superpre java\">\nclass MyTouchEventHandler extends TouchEventHandler { \n    public void handle(TouchEvent e) {\n        System.out.println(\"... ?:(\");\n    }\n    public void handle(TouchStartEvent e) {\n        System.out.println(\"touch started :)\");\n    }\n}<\/pre>\n<p>\u3067\u3082\u3053\u308c\u306f\u3046\u307e\u304f\u3044\u304d\u307e\u305b\u3093\u3002<\/p>\n<pre class=\"superpre java\">\nTouchEventHandler h = new MyTouchEventHandler();\nh.handle(new TouchStartEvent()); \/\/ prints \"... ?:(\"<\/pre>\n<p>MyTouchEventHandler \u306f\u898b\u3066\u304f\u308c\u307e\u3059\u304c\u3001\u547c\u3073\u51fa\u3055\u308c\u308b\u306e\u306f handle(TouchEvent) \u306e\u65b9\u3067\u3059\u3002\u5c11\u3057\u6280\u8853\u7684\u306a\u8868\u73fe\u306b\u3059\u308b\u3068\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u308b\u6642\u3001\u30ec\u30b7\u30fc\u30d0\u306e\u578b\u306f\u52d5\u7684\u306b\u89e3\u6c7a\u3057\u3066\u304f\u308c\u307e\u3059\u304c\u4ed6\u306e\u30d1\u30e9\u30e1\u30bf\u306e\u578b\u306f\u5b9a\u7fa9\u3055\u308c\u305f\u30ec\u30b7\u30fc\u30d0\u30af\u30e9\u30b9\u306e\u30b7\u30b0\u30cd\u30c1\u30e3\u306b\u6cbf\u3063\u3066\u9759\u7684\u306b\u89e3\u6c7a\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3053\u308c\u304c\u30b7\u30f3\u30b0\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u3067\u3059\u3002\u30b3\u30fc\u30c9\u3078\u306e\u671f\u5f85\u3068 Java \u306e\u30b3\u30f3\u30d1\u30a4\u30e9\u306e\u898b\u89e3\u3068\u306e\u76f8\u9055\u3092\u89e3\u308a\u3084\u3059\u304f\u3059\u308b\u70ba\u306b\u6b21\u306e\u3088\u3046\u306b\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"superpre java\">\nclass MyTouchEventHandler extends TouchEventHandler {\n    @Override public void handle(TouchEvent e) { \n        System.out.println(\"... :(\"); \n    } \n    @Override public void handle(TouchStartEvent e) {\n        System.out.println(\"It's my turn! :)\");\n    }\n}<\/pre>\n<p>\u3059\u308b\u3068\u3053\u3046\u6012\u3089\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"superpre \">\nsrc\/Overloading.java:19: error: method does not override or implement a method from a supertype\n    @Override public void handle(TouchStartEvent e) {\n    ^<\/pre>\n<p>Java \u306e\u30b3\u30fc\u30c9\u4e0a\u3067 (\u3064\u307e\u308a\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306e\u4ed5\u639b\u3051\u3092\u7528\u3044\u305a\u306b)\u30de\u30eb\u30c1\u30d7\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u3092\u6a21\u5023\u3059\u308b\u4f1d\u7d71\u7684\u306a\u65b9\u6cd5\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u308c\u306f\u6b21\u306e Xtend \u306e\u9805\u306b\u8b72\u308a\u307e\u3059\u3002<\/p>\n<h3 id=\"hs_b0ea2839d9ddbd7c4c28537b01d9a076_header_2\">Xtend<\/h3>\n<p><a href=\"http:\/\/www.eclipse.org\/xtend\/\">Xtend<\/a> \u306f\u53bb\u5e74\u767b\u5834\u3057\u305f\u6bd4\u8f03\u7684\u65b0\u3057\u3044 JVM \u8a00\u8a9e (\u6bd4\u8f03\u7684\u3001\u3068\u4ed8\u3051\u305f\u306e\u306f\u4eca\u5e74\u3082\u65b0\u3057\u3044 JVM \u8a00\u8a9e\u304c\u73fe\u308c\u305f\u304b\u3089) \u3067\u3059\u3002Xtend \u3082\u30b7\u30f3\u30b0\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u3067\u3059\u304c\u3001\"dispatch\" \u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u5ba3\u8a00\u3057\u3066\u3084\u308c\u3070\u30de\u30eb\u30c1\u30d7\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"superpre java\">\nclass MyTouchEventHandler extends TouchEventHandler {\n    def dispatch void handle(TouchEvent e) {\n        println(\"... :(\")\n    }\n    def dispatch void handle(TouchStartEvent e) {\n        println(\"touch started :)\")\n    }\n}<\/pre>\n<pre class=\"superpre java\">\nval TouchEventHandler h = new MyTouchEventHandler()\nh.handle(new TouchStartEvent()) \/\/ prints \"touch started :)\"<\/pre>\n<p>Xtend \u306f\u30af\u30e9\u30b9\u30d5\u30a1\u30a4\u30eb\u3067\u306f\u306a\u304f Java \u30b3\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\u306e\u3067\u3001\u4f55\u3092\u3057\u3066\u3044\u308b\u304b\u306f\u3059\u3050\u306b\u308f\u304b\u308a\u307e\u3059\u3002dispatch \u5ba3\u8a00\u3057\u305f\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u30d7\u30ed\u30ad\u30b7\u5f79\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u524d\u306b\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u304c\u5148\u307b\u3069\u89e6\u308c\u305f\u3001Java \u3067\u30de\u30eb\u30c1\u30d7\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u3092\u6a21\u5023\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<pre class=\"superpre java\">\npublic class MyTouchEventHandler extends TouchEventHandler {\n  protected void _handle(final TouchEvent e) {\n    InputOutput.<String>println(\"... :(\");\n  }\n  \n  protected void _handle(final TouchStartEvent e) {\n    InputOutput.<String>println(\"touch started :)\");\n  }\n  \n  public void handle(final TouchEvent e) {\n    if (e instanceof TouchStartEvent) {\n      _handle((TouchStartEvent)e);\n      return;\n    } else if (e != null) {\n      _handle(e);\n      return;\n    } else {\n      throw new IllegalArgumentException(\"Unhandled parameter types: \" +\n        Arrays.<Object>asList(e).toString());\n    }\n  }\n}<\/pre>\n<p>\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a21\u3064\u3060\u3051\u3068\u3044\u3046\u306e\u306f\u540d\u524d\u306e\u885d\u7a81\u3092\u6c17\u3092\u3064\u3051\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3042\u307e\u308a\u4e0a\u624b\u304f\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u305d\u308c\u306f\u3055\u3066\u304a\u3044\u3066 Xtend \u304c\u306a\u305c\u3067\u30d5\u30a9\u30eb\u30c8\u3067\u30b7\u30f3\u30b0\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u306a\u3093\u3060\u308d\u3046\u3063\u3066\u3053\u3068\u3067\u3059\u3002\u4f5c\u8005\u306e1\u4eba\u306e Sven Efftinge \u306b\u805e\u3044\u305f\u3089\u3001\u65e2\u5b58\u306e Java \u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u306e\u9593\u3067\u554f\u984c\u304c\u8d77\u304d\u308b\u306e\u3092\u907f\u3051\u308b\u70ba\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3057\u305f\u3002\u30b7\u30f3\u30b0\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u4f9d\u5b58\u306e\u9177\u3044\u30b3\u30fc\u30c9\u3092\u6c17\u306b\u3057\u3066\u3001\u65b0\u3057\u3044\u30b3\u30fc\u30c9\u306e\u66f8\u304d\u3084\u3059\u3055\u3092\u640d\u306a\u3046\u306a\u3093\u3066\u3082\u3063\u305f\u3044\u306a\u3044\u6c17\u304c\u3057\u307e\u3059\u304c\u3001\u50d5\u304c\u307e\u3060\u305d\u308c\u7a0b\u75db\u3044\u76ee\u306b\u5408\u3063\u3066\u3044\u306a\u3044\u3060\u3051\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3067\u3082\u3068\u308a\u3042\u3048\u305a Xtend \u306f\u30de\u30eb\u30c1\u30d7\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3 id=\"hs_b0ea2839d9ddbd7c4c28537b01d9a076_header_3\">Groovy<\/h3>\n<p><a href=\"http:\/\/groovy.codehaus.org\/\">Groovy<\/a> \u306f\u30de\u30eb\u30c1\u30d7\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u3067\u3059\u3002\u4e0a\u306b\u6319\u3052\u305f Java \u306e\u4f8b\u3092 Groovy \u3067\u5b9f\u884c\u3059\u308b\u3068\u671f\u5f85\u3069\u304a\u308a\u306b\u52d5\u304d\u307e\u3059\u3002\u3068\u3066\u3082\u76f4\u611f\u7684\u3002<\/p>\n<pre class=\"superpre java\">\nTouchEventHandler h = new MyTouchEventHandler();\nh.handle(new TouchStartEvent()); \/\/ prints \"touch started :)\"<\/pre>\n<p>\u30d1\u30e9\u30e1\u30bf\u306e\u578b\u304c\u52d5\u7684\u306b\u5224\u5b9a\u3055\u308c\u3001handle(TouchStartEvent) \u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002\u3082\u3046\u5c11\u3057\u8e0f\u307f\u8fbc\u3093\u3067\u8aac\u660e\u3059\u308b\u3068\u3001Groovy \u306f\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u30e1\u30bd\u30c3\u30c9\u306e\u547c\u3073\u51fa\u3057\u3092\u547c\u3073\u51fa\u3057\u5074\u306e\u30af\u30e9\u30b9\u3001\u540d\u524d\u3001\u305d\u3057\u3066\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4fdd\u6301\u3059\u308b CallSite \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u3068\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002\u30b3\u30fc\u30c9\u3067\u8868\u3059\u3068\u3053\u3093\u306a\u611f\u3058\u3067\u3059\u3002<\/p>\n<pre class=\"superpre java\">\nTouchEventHandler h = new MyTouchEventHandler();\nCallSite handleN = \/\/ create a call site for the \"n:handle\"\nhandleN.call(h, new TouchStartEvent());<\/pre>\n<p>CallSite \u306f\u30ec\u30b7\u30fc\u30d0\u304c\u6240\u6709\u3059\u308b handle \u30e1\u30bd\u30c3\u30c9\u306e\u30e1\u30bf\u60c5\u5831\u3092\u4e26\u3079\u3066\u3001\u5f15\u6570\u306e\u6570\u3084\u578b\u3092\u898b\u3066\u6bb5\u968e\u7684\u306b\u76ee\u7684\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u63a2\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u3053\u306e\u52d5\u7684\u306a\u89e3\u6c7a\u306b\u306f\u3082\u3061\u308d\u3093\u76f8\u5fdc\u306e\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u307e\u3059\u304c\u3001CallSite \u306f\u4e00\u5ea6\u547c\u3073\u51fa\u3057\u3092\u884c\u3063\u305f\u3089\u30e1\u30bd\u30c3\u30c9\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u306e\u30672\u5ea6\u76ee\u4ee5\u964d\u306f\u5373\u5ea7\u306b\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002\u6700\u8fd1\u306e Groovy \u3067\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4e0a\u3001\u3069\u3046\u3057\u3066\u3082\u52d5\u7684\u3055\u3092\u6368\u3066\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u5834\u5408\u306e\u70ba\u306b @StaticCompile \u3068\u3044\u3046\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u4f7f\u3063\u305f\u7bc4\u56f2\u306f CallSite \u3092\u4f7f\u308f\u306a\u3044\u9759\u7684\u306a\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u3092\u3059\u308b\u30d0\u30a4\u30ca\u30ea\u3092\u5410\u304f\u308f\u3051\u3067\u3059\u304c\u3001\u305d\u3046\u306a\u308b\u3068\u3082\u3061\u308d\u3093\u30de\u30eb\u30c1\u30d7\u30eb\u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3 id=\"hs_b0ea2839d9ddbd7c4c28537b01d9a076_header_4\">\u305d\u306e\u4ed6<\/h3>\n<p>\u4ed6\u306e JVM \u8a00\u8a9e\u306b\u3064\u3044\u3066\u306f\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u306e\u3067\u8a00\u53ca\u306f\u3067\u304d\u308b\u3060\u3051\u907f\u3051\u305f\u3044\u306e\u3067\u3059\u304c\u3001\u6182\u3044\u3092\u6b8b\u3055\u306a\u3044\u70ba\u306b\u3082\u3061\u3087\u3063\u3068\u3060\u3051\u8abf\u3079\u3066\u307f\u307e\u3057\u305f\u3002\u9593\u9055\u3063\u3066\u3044\u305f\u3089\u6307\u6458\u3057\u3066\u304f\u3060\u3055\u3044\u3002<a href=\"http:\/\/clojure.org\/\">Clojure<\/a> \u306b\u306f Xtend \u306e dispatch \u306b\u76f8\u5f53\u3059\u308b \"defmulti\" \u3068\u3044\u3046\u30de\u30af\u30ed\u304c\u3042\u308b\u3088\u3046\u3067\u3059\u3002<a href=\"http:\/\/www.scala-lang.org\/\">Scala<\/a> \u306f\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u5f7c\u7b49\u306f\u5f37\u529b\u306a\u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u30f3\u30b0\u3092\u76fe\u306b\u3044\u3089\u306a\u3044\u3068\u8a00\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<a href=\"http:\/\/jruby.org\/\">JRuby<\/a> \u3068\u00a0<a href=\"http:\/\/www.jython.org\/\">Jython<\/a> \u306f\u305d\u3082\u305d\u3082\u672c\u5bb6\u306e Ruby \u3068 Python \u304c\u5bfe\u5fdc\u3057\u3066\u306a\u3044\u307f\u305f\u3044\u3067\u3059\u3002<a href=\"http:\/\/kotlin.jetbrains.org\/\">Kotlin<\/a> \u3082\u6c17\u306b\u306a\u308b\u3051\u308c\u3069\u3082\u3046\u304a\u8179\u3044\u3063\u3071\u3044\u306a\u306e\u3067\u3053\u306e\u8fba\u3067\u3002x\u4f7f\u3044\u306e\u7686\u3055\u3093\u3082\u81ea\u5206\u306e\u8a00\u8a9e\u306e\u632f\u308b\u821e\u3044\u3092\u898b\u3066\u307f\u308b\u3068\u826f\u3044\u304b\u3082\u77e5\u308c\u307e\u305b\u3093\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u6c38\u4e95\u96c5\u4eba (@nagai_masato) \u3067\u3059\u3002G* advent calendar \u306e 17\u65e5\u76ee\u3092\u00a0GREE engineers' blog \u304b\u3089\u304a\u5c4a\u3051\u3057\u307e\u3059\u3002 dispatch ? \u30aa\u30d6\u30b8\u30a7\u30af [&hellip;]<\/p>\n","protected":false},"author":125,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[9],"tags":[46,171,47,49,48],"class_list":["post-7293","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-info","tag-groovy","tag-info","tag-java","tag-jvm","tag-xtend"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/7293","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/users\/125"}],"replies":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/comments?post=7293"}],"version-history":[{"count":3,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/7293\/revisions"}],"predecessor-version":[{"id":18270,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/7293\/revisions\/18270"}],"wp:attachment":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/media?parent=7293"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/categories?post=7293"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/tags?post=7293"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}