{"id":125917,"date":"2024-03-24T20:41:12","date_gmt":"2024-03-24T11:41:12","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/spring%e3%81%aedi%ef%bc%88dependency-injection%ef%bc%89%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-04-04T17:23:02","modified_gmt":"2024-04-04T08:23:02","slug":"spring%e3%81%aedi%ef%bc%88dependency-injection%ef%bc%89%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/spring%e3%81%aedi%ef%bc%88dependency-injection%ef%bc%89%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"Spring\u306eDI\uff08Dependency Injection\uff09\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

Spring\u306fJava\u88fd\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u30b3\u30f3\u30c6\u30ca\u3092\u63d0\u4f9b\u3057\u3001\u4f9d\u5b58\u6027\u306e\u6ce8\u5165\uff08Dependency Injection\uff09\u3082\u5b9f\u88c5\u3057\u3066\u3044\u308b\u3002<\/p>\n

Spring\u3067\u4f9d\u5b58\u6027\u306e\u6ce8\u5165\u304c\u3069\u306e\u3088\u3046\u306b\u4f7f\u7528\u3055\u308c\u308b\u304b\u3092\u793a\u3059\u7c21\u5358\u306a\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n

    \n
  1. \u521b\u5efa\u88ab\u6ce8\u5165\u7684\u7c7b<\/li>\n<\/ol>\n
    public<\/span> class<\/span> ExampleClass<\/span> {\r\nprivate<\/span> AnotherClass anotherClass;\r\n\/\/ \u4f7f\u7528\u6784\u9020\u51fd\u6570\u6ce8\u5165<\/span>\r\npublic<\/span> ExampleClass<\/span>(AnotherClass anotherClass)<\/span> {\r\nthis<\/span>.anotherClass = anotherClass;\r\n}\r\n\/\/ \u4f7f\u7528Setter\u65b9\u6cd5\u6ce8\u5165<\/span>\r\npublic<\/span> void<\/span> setAnotherClass<\/span>(AnotherClass anotherClass)<\/span> {\r\nthis<\/span>.anotherClass = anotherClass;\r\n}\r\n\/\/ \u5176\u4ed6\u65b9\u6cd5<\/span>\r\n}\r\n<\/code><\/pre>\n
      \n
    1. Spring\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3067Bean\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ol>\n
      <bean<\/span> id<\/span>=\"exampleClass\"<\/span> class<\/span>=\"com.example.ExampleClass\"<\/span>><\/span>\r\n<!-- \u6784\u9020\u51fd\u6570\u6ce8\u5165 --><\/span>\r\n<constructor-arg<\/span> ref<\/span>=\"anotherClass\"<\/span> \/><\/span>\r\n<!-- Setter\u65b9\u6cd5\u6ce8\u5165 --><\/span>\r\n<property<\/span> name<\/span>=\"anotherClass\"<\/span> ref<\/span>=\"anotherClass\"<\/span> \/><\/span>\r\n<\/bean<\/span>><\/span>\r\n<bean<\/span> id<\/span>=\"anotherClass\"<\/span> class<\/span>=\"com.example.AnotherClass\"<\/span> \/><\/span>\r\n<\/code><\/pre>\n
        \n
      1. \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u30d3\u30fc\u30f3\u3092\u53d6\u5f97\u3059\u308b<\/li>\n<\/ol>\n
        public<\/span> class<\/span> MainClass<\/span> {\r\npublic<\/span> static<\/span> void<\/span> main<\/span>(String[] args)<\/span> {\r\nApplicationContext<\/span> context<\/span> =<\/span> new<\/span> ClassPathXmlApplicationContext<\/span>(\"applicationContext.xml\"<\/span>);\r\nExampleClass<\/span> exampleClass<\/span> =<\/span> (ExampleClass) context.getBean(\"exampleClass\"<\/span>);\r\n\/\/ \u4f7f\u7528ExampleClass\u5bf9\u8c61<\/span>\r\n}\r\n}\r\n<\/code><\/pre>\n
        \u3053\u306e\u4f8b\u3067\u306f\u3001ExampleClass\u30af\u30e9\u30b9\u304cAnotherClass\u30af\u30e9\u30b9\u306b\u4f9d\u5b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 Spring\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3067Bean\u3092\u5b9a\u7fa9\u3057\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u307e\u305f\u306f\u30bb\u30c3\u30bf\u30fc\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u6ce8\u5165\u3059\u308b\u3053\u3068\u3067\u3001Spring\u30b3\u30f3\u30c6\u30ca\u306f\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u3092\u81ea\u52d5\u7684\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u304a\u3088\u3073\u6ce8\u5165\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u30b3\u30f3\u30c6\u30ca\u304b\u3089ExampleClass\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53d6\u5f97\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n
        \u6ce8:\u4e0a\u8a18\u306e\u4f8b\u306b\u304a\u3051\u308b\u30b3\u30fc\u30c9\u306f\u5358\u7d14\u306a\u4f8b\u3067\u3042\u308a\u3001\u5b9f\u969b\u306e\u4f7f\u7528\u3067\u306f\u3088\u308a\u8907\u96d1\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
        Spring\u306fJava\u88fd\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u30b3\u30f3\u30c6\u30ca\u3092\u63d0\u4f9b\u3057\u3001\u4f9d\u5b58\u6027\u306e\u6ce8\u5165\uff08Dependency Injection\uff09\u3082\u5b9f\u88c5\u3057\u3066\u3044\u308b\u3002 Spring\u3067\u4f9d\u5b58\u6027 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-125917","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nSpring\u306eDI\uff08Dependency Injection\uff09\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/spring\u306edi\uff08dependency-injection\uff09\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Spring\u306eDI\uff08Dependency Injection\uff09\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"Spring\u306fJava\u88fd\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u30b3\u30f3\u30c6\u30ca\u3092\u63d0\u4f9b\u3057\u3001\u4f9d\u5b58\u6027\u306e\u6ce8\u5165\uff08Dependency Injection\uff09\u3082\u5b9f\u88c5\u3057\u3066\u3044\u308b\u3002 Spring\u3067\u4f9d\u5b58\u6027 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/spring\u306edi\uff08dependency-injection\uff09\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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