{"id":1966,"date":"2019-05-26T15:02:25","date_gmt":"2019-05-26T15:02:25","guid":{"rendered":"http:\/\/demensdeum.com\/blog\/?p=1966"},"modified":"2024-12-16T22:32:37","modified_gmt":"2024-12-16T19:32:37","slug":"mediator-pattern","status":"publish","type":"post","link":"https:\/\/demensdeum.com\/blog\/ja\/2019\/05\/26\/mediator-pattern\/","title":{"rendered":"\u30d1\u30bf\u30fc\u30f3\u30e1\u30c7\u30a3\u30a8\u30fc\u30bf\u30fc"},"content":{"rendered":"<p>\u30e1\u30c7\u30a3\u30a8\u30fc\u30bf\u30fc \u30d1\u30bf\u30fc\u30f3\u306f\u3001\u52d5\u4f5c\u30c7\u30b6\u30a4\u30f3 \u30d1\u30bf\u30fc\u30f3\u3092\u6307\u3057\u307e\u3059\u3002<br \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1995\" src=\"https:\/\/demensdeum.com\/blog\/wp-content\/uploads\/2019\/05\/guitarPick.jpg\" alt=\"\" width=\"320\" height=\"213\" \/><br \/>\n\u3042\u308b\u65e5\u3001\u30b8\u30e7\u30fc\u30af \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u3092\u4f9d\u983c\u3055\u308c\u307e\u3057\u305f\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u753b\u9762\u4e2d\u592e\u306e\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068\u3001\u30a2\u30d2\u30eb\u304c\u9cf4\u304f\u9762\u767d\u3044\u97f3\u304c\u805e\u3053\u3048\u307e\u3059\u3002<br \/>\u30a2\u30d7\u30ea\u30b9\u30c8\u30a2\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u3068\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u30d2\u30c3\u30c8\u3057\u307e\u3059\u3002\u8ab0\u3082\u304c\u3042\u306a\u305f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5927\u9a12\u304e\u3057\u3001\u30a4\u30fc\u30ed\u30f3\u30fb\u30de\u30b9\u30af\u306f\u706b\u661f\u306e\u8d85\u9ad8\u901f\u30c8\u30f3\u30cd\u30eb\u306e\u6b21\u56de\u306e\u6253\u3061\u4e0a\u3052\u3067\u81ea\u8eab\u306e\u30a4\u30f3\u30b9\u30bf\u30b0\u30e9\u30e0\u3067\u5927\u9a12\u304e\u3057\u3001\u30d2\u30e9\u30ea\u30fc\u30fb\u30af\u30ea\u30f3\u30c8\u30f3\u306f\u8a0e\u8ad6\u4f1a\u3067\u30c9\u30ca\u30eb\u30c9\u30fb\u30c8\u30e9\u30f3\u30d7\u3092\u5727\u5012\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u30a6\u30af\u30e9\u30a4\u30ca\u306e\u9078\u6319\u306b\u52dd\u5229\u3057\u3001\u6210\u529f\u3057\u307e\u3057\u3087\u3046!<br \/>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5358\u7d14\u306a\u5b9f\u88c5\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>class DuckButton {\n    func didPress() {\n        print(\"quack!\")\n    }\n}\n\nlet duckButton = DuckButton()\nduckButton.didPress()\n<\/code><\/pre>\n<\/div>\n<p>\u6b21\u306b\u3001\u72ac\u306e\u9cf4\u304d\u58f0\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u306b\u306f\u3001\u97f3\u3092\u9078\u629e\u3059\u308b\u305f\u3081\u306e 2 \u3064\u306e\u30dc\u30bf\u30f3\u3092\u8868\u793a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059 &#8211;\u30a2\u30d2\u30eb\u3068\u72ac\u3068\u4e00\u7dd2\u306b\u3002 DuckButton \u3068 DogButton \u3068\u3044\u3046 2 \u3064\u306e\u30dc\u30bf\u30f3 \u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3057\u307e\u3059:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>class DuckButton {\n    func didPress() {\n        print(\"quack!\")\n    }\n}\n\nclass DogButton {\n    func didPress() {\n        print(\"bark!\")\n    }\n}\n\nlet duckButton = DuckButton()\nduckButton.didPress()\n\nlet dogButton = DogButton()\ndogButton.didPress()\n<\/code><\/pre>\n<\/div>\n<p>\u3055\u3089\u306b\u6210\u529f\u3057\u305f\u3089\u3001\u8c5a\u306e\u9cf4\u304d\u58f0\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002\u30dc\u30bf\u30f3\u306b\u306f 3 \u3064\u306e\u30af\u30e9\u30b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>class DuckButton {\n    func didPress() {\n        print(\"quack!\")\n    }\n}\n\nclass DogButton {\n    func didPress() {\n        print(\"bark!\")\n    }\n}\n\nclass PigButton {\n    func didPress() {\n        print(\"oink!\")\n    }\n}\n\nlet duckButton = DuckButton()\nduckButton.didPress()\n\nlet dogButton = DogButton()\ndogButton.didPress()\n\nlet pigButton = PigButton()\npigButton.didPress()\n<\/code><\/pre>\n<\/div>\n<p>\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306f\u97f3\u304c\u91cd\u306a\u3063\u3066\u3044\u308b\u3068\u306e\u82e6\u60c5\u304c\u5bc4\u305b\u3089\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\u3053\u308c\u304c\u8d77\u3053\u3089\u306a\u3044\u3088\u3046\u306b\u30c1\u30a7\u30c3\u30af\u3092\u8ffd\u52a0\u3057\u3001\u540c\u6642\u306b\u30af\u30e9\u30b9\u3092\u76f8\u4e92\u306b\u5c0e\u5165\u3057\u307e\u3059\u3002<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>class DuckButton {\n    var isMakingSound = false\n    var dogButton: DogButton?\n    var pigButton: PigButton?\n    func didPress() {\n        guard dogButton?.isMakingSound ?? false == false &&\n                pigButton?.isMakingSound ?? false == false else { return }\n        isMakingSound = true\n        print(\"quack!\")\n        isMakingSound = false\n    }\n}\n\nclass DogButton {\n    var isMakingSound = false\n    var duckButton: DuckButton?\n    var pigButton: PigButton?\n    func didPress() {\n        guard duckButton?.isMakingSound ?? false == false &&\n                pigButton?.isMakingSound ?? false == false else { return }\n        isMakingSound = true\n        print(\"bark!\")\n        isMakingSound = false\n    }\n}\n\nclass PigButton {\n    var isMakingSound = false\n    var duckButton: DuckButton?\n    var dogButton: DogButton?\n    func didPress() {\n        guard duckButton?.isMakingSound ?? false == false && \n                dogButton?.isMakingSound ?? false == false else { return }\n        isMakingSound = true\n        print(\"oink!\")\n        isMakingSound = false\n    }\n}\n\nlet duckButton = DuckButton()\nduckButton.didPress()\n\nlet dogButton = DogButton()\ndogButton.didPress()\n\nlet pigButton = PigButton()\npigButton.didPress()\n<\/code><\/pre>\n<\/div>\n<p>\u3042\u306a\u305f\u306e\u7533\u8acb\u304c\u6210\u529f\u3057\u305f\u3053\u3068\u3092\u53d7\u3051\u3066\u3001\u653f\u5e9c\u306f\u30e2\u30d0\u30a4\u30eb \u30c7\u30d0\u30a4\u30b9\u3067\u306e\u9cf4\u304d\u58f0\u3001\u5420\u3048\u58f0\u3001\u3046\u306a\u308a\u58f0\u3092\u5e73\u65e5\u306e\u5348\u524d 9 \u6642\u304b\u3089 15 \u6642\u307e\u3067\u306e\u307f\u8a31\u53ef\u3059\u308b\u3068\u3044\u3046\u6cd5\u5f8b\u3092\u5236\u5b9a\u3059\u308b\u3053\u3068\u3092\u6c7a\u5b9a\u3057\u307e\u3057\u305f\u3002\u305d\u306e\u5834\u5408\u3001\u3042\u306a\u305f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u3001\u500b\u4eba\u7528\u96fb\u5b50\u6a5f\u5668\u3092\u4f7f\u7528\u3057\u305f\u308f\u3044\u305b\u3064\u306a\u97f3\u306e\u751f\u6210\u306b\u3088\u308a\u30015 \u5e74\u9593\u306e\u61f2\u5f79\u5211\u306b\u51e6\u3055\u308c\u308b\u5371\u967a\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3057\u307e\u3059:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>import Foundation\n\nextension Date {\n    func mobileDeviceAllowedSoundTime() -> Bool {\n        let hour = Calendar.current.component(.hour, from: self)\n        let weekend = Calendar.current.isDateInWeekend(self)\n        \n        let result = hour >= 9 && hour <= 14 &#038;&#038; weekend == false\n        \n        return result\n    }\n}\n\nclass DuckButton {\n    var isMakingSound = false\n    var dogButton: DogButton?\n    var pigButton: PigButton?\n    func didPress() {\n        guard dogButton?.isMakingSound ?? false == false &#038;&#038;\n                pigButton?.isMakingSound ?? false == false &#038;&#038;\n                 Date().mobileDeviceAllowedSoundTime() == true else { return }\n        isMakingSound = true\n        print(\"quack!\")\n        isMakingSound = false\n    }\n}\n\nclass DogButton {\n    var isMakingSound = false\n    var duckButton: DuckButton?\n    var pigButton: PigButton?\n    func didPress() {\n        guard duckButton?.isMakingSound ?? false == false &#038;&#038;\n                pigButton?.isMakingSound ?? false == false &#038;&#038;\n                 Date().mobileDeviceAllowedSoundTime() == true else { return }\n        isMakingSound = true\n        print(\"bark!\")\n        isMakingSound = false\n    }\n}\n\nclass PigButton {\n    var isMakingSound = false\n    var duckButton: DuckButton?\n    var dogButton: DogButton?\n    func didPress() {\n        guard duckButton?.isMakingSound ?? false == false &#038;&#038; \n                dogButton?.isMakingSound ?? false == false &#038;&#038;\n                 Date().mobileDeviceAllowedSoundTime() == true else { return }\n        isMakingSound = true\n        print(\"oink!\")\n        isMakingSound = false\n    }\n}\n\nlet duckButton = DuckButton()\nlet dogButton = DogButton()\nlet pigButton = PigButton()\n\nduckButton.dogButton = dogButton\nduckButton.pigButton = pigButton\n\ndogButton.duckButton = duckButton\ndogButton.pigButton = pigButton\n\npigButton.duckButton = duckButton\npigButton.dogButton = dogButton\n\nduckButton.didPress()\ndogButton.didPress()\npigButton.didPress()\n<\/code><\/pre>\n<\/div>\n<p>\u7a81\u7136\u3001\u61d0\u4e2d\u96fb\u706f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u79c1\u305f\u3061\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5e02\u5834\u304b\u3089\u8ffd\u3044\u51fa\u3057\u59cb\u3081\u307e\u3059\u3002\u305d\u308c\u306b\u8ca0\u3051\u306a\u3044\u3088\u3046\u306b\u3001\u300coink-oink\u300d\u30dc\u30bf\u30f3\u3068\u6b8b\u308a\u306e\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066\u61d0\u4e2d\u96fb\u706f\u3092\u8ffd\u52a0\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>import Foundation\n\nextension Date {\n    func mobileDeviceAllowedSoundTime() -> Bool {\n        let hour = Calendar.current.component(.hour, from: self)\n        let weekend = Calendar.current.isDateInWeekend(self)\n        \n        let result = hour >= 9 && hour <= 14 &#038;&#038; weekend == false\n        \n        return result\n    }\n}\n\nclass Flashlight {\n\n    var isOn = false\n\n    func turn(on: Bool) {\n        isOn = on\n    }\n}\n\nclass DuckButton {\n    var isMakingSound = false\n    var dogButton: DogButton?\n    var pigButton: PigButton?\n    var flashlight: Flashlight?\n    func didPress() {\n        flashlight?.turn(on: true)\n        guard dogButton?.isMakingSound ?? false == false &#038;&#038;\n                pigButton?.isMakingSound ?? false == false &#038;&#038;\n                 Date().mobileDeviceAllowedSoundTime() == true else { return }\n        isMakingSound = true\n        print(\"quack!\")\n        isMakingSound = false\n    }\n}\n\nclass DogButton {\n    var isMakingSound = false\n    var duckButton: DuckButton?\n    var pigButton: PigButton?\n    var flashlight: Flashlight?\n    func didPress() {\n        flashlight?.turn(on: true)\n        guard duckButton?.isMakingSound ?? false == false &#038;&#038;\n                pigButton?.isMakingSound ?? false == false &#038;&#038;\n                 Date().mobileDeviceAllowedSoundTime() == true else { return }\n        isMakingSound = true\n        print(\"bark!\")\n        isMakingSound = false\n    }\n}\n\nclass PigButton {\n    var isMakingSound = false\n    var duckButton: DuckButton?\n    var dogButton: DogButton?\n    var flashlight: Flashlight?\n    func didPress() {\n        flashlight?.turn(on: true)\n        guard duckButton?.isMakingSound ?? false == false &#038;&#038; \n                dogButton?.isMakingSound ?? false == false &#038;&#038;\n                 Date().mobileDeviceAllowedSoundTime() == true else { return }\n        isMakingSound = true\n        print(\"oink!\")\n        isMakingSound = false\n    }\n}\n\nlet flashlight = Flashlight()\nlet duckButton = DuckButton()\nlet dogButton = DogButton()\nlet pigButton = PigButton()\n\nduckButton.dogButton = dogButton\nduckButton.pigButton = pigButton\nduckButton.flashlight = flashlight\n\ndogButton.duckButton = duckButton\ndogButton.pigButton = pigButton\ndogButton.flashlight = flashlight\n\npigButton.duckButton = duckButton\npigButton.dogButton = dogButton\npigButton.flashlight = flashlight\n\nduckButton.didPress()\ndogButton.didPress()\npigButton.didPress()\n<\/code><\/pre>\n<\/div>\n<p>\u305d\u306e\u7d50\u679c\u3001\u5927\u91cf\u306e\u30b3\u30d4\u30fc\uff06\u30da\u30fc\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u542b\u3080\u5de8\u5927\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u5185\u90e8\u306e\u30af\u30e9\u30b9\u306f\u30c7\u30c3\u30c9\u30ea\u30f3\u30af\u306b\u3088\u3063\u3066\u76f8\u4e92\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5f31\u3044\u7d50\u5408\u306f\u5b58\u5728\u305b\u305a\u3001\u3053\u306e\u3088\u3046\u306a\u5947\u8de1\u3092\u7dad\u6301\u3059\u308b\u306e\u306f\u975e\u5e38\u306b\u56f0\u96e3\u3067\u3059\u3002\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u305f\u3081\u3001\u5c06\u6765\u5909\u66f4\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p >\n<h3>\u30e1\u30c7\u30a3\u30a8\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p>\u4e2d\u9593\u30e1\u30c7\u30a3\u30a8\u30fc\u30bf\u30fc \u30af\u30e9\u30b9 ApplicationController \u3092\u8ffd\u52a0\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u30af\u30e9\u30b9\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u758e\u7d50\u5408\u3092\u63d0\u4f9b\u3057\u3001\u30af\u30e9\u30b9\u9593\u306e\u8cac\u4efb\u3092\u78ba\u5b9f\u306b\u5206\u96e2\u3057\u3001\u91cd\u8907\u3057\u305f\u30b3\u30fc\u30c9\u3092\u6392\u9664\u3057\u307e\u3059\u3002<br \/>\u66f8\u304d\u76f4\u3057\u3066\u307f\u307e\u3057\u3087\u3046:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>import Foundation\n\nclass ApplicationController {\n\n    private var isMakingSound = false\n    private let flashlight = Flashlight()\n    private var soundButtons: [SoundButton] = []\n\n    func add(soundButton: SoundButton) {\n        soundButtons.append(soundButton)\n    }\n    \n    func didPress(soundButton: SoundButton) {\n        flashlight.turn(on: true)\n        guard Date().mobileDeviceAllowedSoundTime() && \n                isMakingSound == false else { return }\n        isMakingSound = true\n        soundButton.didPress()\n        isMakingSound = false\n    }\n}\n\nclass SoundButton {\n    let soundText: String\n    \n    init(soundText: String) {\n        self.soundText = soundText\n    }\n    \n    func didPress() {\n        print(soundText)\n    }\n}\n\nclass Flashlight {\n    var isOn = false\n\n    func turn(on: Bool) {\n        isOn = on\n    }\n}\n\nextension Date {\n    func mobileDeviceAllowedSoundTime() -> Bool {\n        let hour = Calendar.current.component(.hour, from: self)\n        let weekend = Calendar.current.isDateInWeekend(self)\n        \n        let result = hour >= 9 && hour <= 14 &#038;&#038; weekend == false\n        \n        return result\n    }\n}\n\nlet applicationController = ApplicationController()\nlet pigButton = SoundButton(soundText: \"oink!\")\nlet dogButton = SoundButton(soundText: \"bark!\")\nlet duckButton = SoundButton(soundText: \"quack!\")\n\napplicationController.add(soundButton: pigButton)\napplicationController.add(soundButton: dogButton)\napplicationController.add(soundButton: duckButton)\n\npigButton.didPress()\ndogButton.didPress()\nduckButton.didPress()\n<\/code><\/pre>\n<\/div>\n<p>\u30e6\u30fc\u30b6\u30fc \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u95a2\u3059\u308b\u591a\u304f\u306e\u8a18\u4e8b\u3067\u3001MVC \u30d1\u30bf\u30fc\u30f3\u3068\u305d\u306e\u6d3e\u751f\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306f\u30d3\u30b8\u30cd\u30b9 \u30ed\u30b8\u30c3\u30af \u30c7\u30fc\u30bf\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u30d3\u30e5\u30fc\u307e\u305f\u306f\u8868\u73fe\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067\u30e6\u30fc\u30b6\u30fc\u306b\u60c5\u5831\u3092\u8868\u793a\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u5bfe\u8a71\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u30b7\u30b9\u30c6\u30e0 \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5bfe\u8a71\u3092\u4fdd\u8a3c\u3059\u308b\u30e1\u30c7\u30a3\u30a8\u30fc\u30bf\u30fc\u3067\u3059\u3002<\/p>\n<h3>\u30bd\u30fc\u30b9<\/h3>\n<p><a href=\"https:\/\/refactoring.guru\/ru\/design-patterns\/mediator\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/refactoring.guru\/ru\/design-patterns\/\u4ef2\u4ecb\u8005<\/a><\/p>\n<h3>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h3>\n<p><a href=\"https:\/\/gitlab.com\/demensdeum\/patterns\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/gitlab.com\/demensdeum\/patterns\/<\/a>< \/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30e1\u30c7\u30a3\u30a8\u30fc\u30bf\u30fc \u30d1\u30bf\u30fc\u30f3\u306f\u3001\u52d5\u4f5c\u30c7\u30b6\u30a4\u30f3 \u30d1\u30bf\u30fc\u30f3\u3092\u6307\u3057\u307e\u3059\u3002 \u3042\u308b\u65e5\u3001\u30b8\u30e7\u30fc\u30af \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u3092\u4f9d\u983c\u3055\u308c\u307e\u3057\u305f\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u753b\u9762\u4e2d\u592e\u306e\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068\u3001\u30a2\u30d2\u30eb\u304c\u9cf4\u304f\u9762\u767d\u3044\u97f3\u304c\u805e\u3053\u3048\u307e\u3059\u3002\u30a2\u30d7\u30ea\u30b9\u30c8\u30a2\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u3068\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u30d2\u30c3\u30c8\u3057\u307e\u3059\u3002\u8ab0\u3082\u304c\u3042\u306a\u305f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5927\u9a12\u304e\u3057\u3001\u30a4\u30fc\u30ed\u30f3\u30fb\u30de\u30b9\u30af\u306f\u706b\u661f\u306e\u8d85\u9ad8\u901f\u30c8\u30f3\u30cd\u30eb\u306e\u6b21\u56de\u306e\u6253\u3061\u4e0a\u3052\u3067\u81ea\u8eab\u306e\u30a4\u30f3\u30b9\u30bf\u30b0\u30e9\u30e0\u3067\u5927\u9a12\u304e\u3057\u3001\u30d2\u30e9\u30ea\u30fc\u30fb\u30af\u30ea\u30f3\u30c8\u30f3\u306f\u8a0e\u8ad6\u4f1a\u3067\u30c9\u30ca\u30eb\u30c9\u30fb\u30c8\u30e9\u30f3\u30d7\u3092\u5727\u5012\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u30a6\u30af\u30e9\u30a4\u30ca\u306e\u9078\u6319\u306b\u52dd\u5229\u3057\u3001\u6210\u529f\u3057\u307e\u3057\u3087\u3046!\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5358\u7d14\u306a\u5b9f\u88c5\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 class DuckButton { func didPress() { print(&#8220;quack!&#8221;) } } let duckButton = DuckButton() duckButton.didPress() \u6b21\u306b\u3001\u72ac\u306e\u9cf4\u304d\u58f0\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u306b\u306f\u3001\u97f3\u3092\u9078\u629e\u3059\u308b\u305f\u3081\u306e 2 \u3064\u306e\u30dc\u30bf\u30f3\u3092\u8868\u793a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059 &#8211;\u30a2\u30d2\u30eb\u3068\u72ac\u3068\u4e00\u7dd2\u306b\u3002 DuckButton \u3068 DogButton \u3068\u3044\u3046 2 \u3064\u306e\u30dc\u30bf\u30f3 \u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3057\u307e\u3059: class DuckButton { func didPress() { print(&#8220;quack!&#8221;) } } class DogButton { func didPress() { print(&#8220;bark!&#8221;) } } let duckButton = DuckButton() duckButton.didPress() let dogButton<a class=\"more-link\" href=\"https:\/\/demensdeum.com\/blog\/ja\/2019\/05\/26\/mediator-pattern\/\">Continue reading <span class=\"screen-reader-text\">&#8220;\u30d1\u30bf\u30fc\u30f3\u30e1\u30c7\u30a3\u30a8\u30fc\u30bf\u30fc&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[61,52],"tags":[103,95],"class_list":["post-1966","post","type-post","status-publish","format-standard","hentry","category-techie","category-tutorials","tag-mediator","tag-patterns","entry"],"translation":{"provider":"WPGlobus","version":"3.0.2","language":"ja","enabled_languages":["en","ru","zh","de","fr","ja","pt","hi"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"hi":{"title":false,"content":false,"excerpt":false}}},"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/1966","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/comments?post=1966"}],"version-history":[{"count":31,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/1966\/revisions"}],"predecessor-version":[{"id":3958,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/1966\/revisions\/3958"}],"wp:attachment":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/media?parent=1966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/categories?post=1966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/tags?post=1966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}