\n\u30ec\u30d3\u30e5\u30fc\u306e\u969b\u306b\u8aad\u307f\u3065\u3089\u3044\u3068\u3044\u3064\u3082\u6307\u6458\u3055\u308c\u308b
\n\u4fdd\u5b88\u3001\u6539\u4fee\u3001\u6a5f\u80fd\u62e1\u5f35\u306b\u624b\u9593\u3068\u6642\u9593\u3070\u304b\u308a\u304b\u304b\u308b<\/div><\/p>\n
\u306a\u3069\u3067\u304a\u56f0\u308a\u3067\u3057\u305f\u3089\u3001\u3053\u306e\u8a18\u4e8b\u3092\u305c\u3072\u3054\u89a7\u306b\u306a\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
- \n
- \u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3068\u306f<\/b><\/li>\n
- \u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u4e00\u89a7<\/b><\/li>\n
- \u5165\u9580\u8005\u5411\u3051\u30aa\u30b9\u30b9\u30e1\u306e\u66f8\u7c4d<\/b><\/li>\n<\/ul>\n<\/div>\n
\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u306e\u57fa\u672c\u304b\u3089\u304a\u3059\u3059\u3081\u306a\u60c5\u5831\u306b\u3064\u3044\u3066\u3082\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n
\u306a\u304a\u3001Java\u306e\u8a18\u4e8b\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089<\/a>\u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3068\u306f<\/h2>\n
\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u306fJava\u3001C++\u3001C#\u306a\u3069\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a00\u8a9e\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u8a2d\u8a08\u3092\u30d1\u30bf\u30fc\u30f3\u5316\u3057\u305f\u3082\u306e\u3067\u3059\u30021995\u5e74\u306b\u767a\u520a\u3055\u308c\u305f\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306b\u304a\u3051\u308b\u518d\u5229\u7528\u306e\u305f\u3081\u306e\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u300d\u3068\u3044\u3046\u672c\u3067\u5e83\u304f\u77e5\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
\u3053\u306e\u672c\u306f4\u4eba\u306e\u8457\u8005\u304c\u3088\u304f\u4f7f\u308f\u308c\u308b\u8a2d\u8a08\u309223\u30d1\u30bf\u30fc\u30f3\u306b\u5206\u3051\u3066\u8aac\u660e\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u300cGoF\u306e23\u30d1\u30bf\u30fc\u30f3\u300d\u3068\u547c\u3070\u308c\u7279\u306b\u6709\u540d\u3067\u3059\u300223\u7a2e\u306e\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3092\u53d6\u308a\u5165\u308c\u308b\u3053\u3068\u306f\u3001\u4e3b\u306b\u4ee5\u4e0b\u306e3\u3064\u306e\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002
\n<\/p>\n- \n
- \u8a2d\u8a08\u304c\u52b9\u7387\u5316\u3067\u304d\u308b<\/li>\n
- \u6570\u3005\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u8a66\u884c\u932f\u8aa4\u3057\u3066\u304d\u305f\u7d50\u679c\u3092\u5c11\u306a\u3044\u6642\u9593\u3067\u5229\u7528\u3001\u4f53\u5f97\u3067\u304d\u308b<\/b><\/li>\n
- \u518d\u5229\u7528\u3057\u3084\u3059\u3044\u30b3\u30fc\u30c9\u3092\u66f8\u3051\u308b<\/li>\n
- \u30b3\u30fc\u30c9\u304c\u8aad\u307f\u3084\u3059\u304f\u306a\u308a\u3001\u4fee\u6b63\u3057\u305f\u308a\u62e1\u5f35\u3057\u305f\u308a\u3059\u308b\u969b\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u304c\u9ad8\u307e\u308b<\/b><\/li>\n
- \u30a8\u30f3\u30b8\u30cb\u30a2\u540c\u58eb\u306e\u5171\u901a\u8a00\u8a9e\u3068\u3057\u3066\u4f7f\u3048\u308b<\/li>\n<\/ul>\n
<\/div>
\n\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3092\u53d6\u308a\u5165\u308c\u305f\u30b3\u30fc\u30c9\u306f\u4ed6\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u3082\u8aad\u307f\u3084\u3059\u304f\u3001\u610f\u601d\u306e\u758e\u901a\u304c\u56f3\u308a\u3084\u3059\u3044\u3002<\/p>\n\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300cGoF\u306e23\u30d1\u30bf\u30fc\u30f3\u300d\u3092\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\u300d\u300c\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u9020\u300d\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u632f\u308b\u821e\u3044\u300d\u306e3\u3064\u306b\u5206\u3051\u3066\u3001\u305d\u308c\u305e\u308c\u306e\u7279\u9577\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u307e\u305f23\u7a2e\u985e\u3059\u3079\u3066\u3092\u89e3\u8aac\u3059\u308b\u306b\u306f\u7d19\u9762\u304c\u8db3\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u4ee3\u8868\u7684\u306a\u30d1\u30bf\u30fc\u30f3\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n
\u306a\u304a\u3001\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306b\u3064\u3044\u3066\u306fJava\u3067\u8a18\u8ff0\u3057\u3066\u3044\u307e\u3059\u3002Java\u306b\u304a\u3051\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n \n
\n\n\n![](\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2022\/07\/howto-02-39-150x85.jpg\")
\n <\/div>\n \n\u301010\u5206\u3067\u308f\u304b\u308b\u3011Java\u306b\u304a\u3051\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u3092\u5fb9\u5e95\u89e3\u8aac<\/div>\n\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u4e00\u89a7<\/h2>\n
23\u7a2e\u306e\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3092\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210<\/b>\u300d\u300c\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u6210<\/b>\u300d\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u632f\u308b\u821e\u3044<\/b>\u300d\u306b\u5206\u3051\u3066\u3001\u305d\u308c\u305e\u308c\u306e\u7279\u9577\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n
\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\u306b\u95a2\u3059\u308b\u30d1\u30bf\u30fc\u30f3<\/h3>\n
\u307e\u305a\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\u306b\u95a2\u3059\u308b5\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n
\n\n
\n\t \n\u30d1\u30bf\u30fc\u30f3\u540d<\/th> \u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n \n\t Abstract Factory<\/td> \u95a2\u9023\u3059\u308b\u90e8\u54c1(\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u7fa4)\u3092\u307e\u3068\u3081\u3066\u4e00\u3064\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u751f\u6210\u3059\u308b\u305f\u3081\u306e\u624b\u9806\u3092\u62bd\u8c61\u5316<\/td>\n<\/tr>\n \n\t Builder<\/td> \u5143\u3068\u306a\u308b\u5c02\u7528\u306e\u30af\u30e9\u30b9\u3092\u7528\u610f\u3057\u3001\u8907\u6570\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210<\/td>\n<\/tr>\n \n\t Factory Method<\/td> \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u306e\u305f\u3081\u306e\u67a0\u7d44\u307f\u3068\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u306e\u30af\u30e9\u30b9\u3092\u5206\u96e2
\n\u30af\u30e9\u30b9\u3092\u5897\u3084\u3057\u3001\u6a5f\u80fd\u3092\u62e1\u5f35\u3059\u308b\u969b\u306b\u4f7f\u7528<\/td>\n<\/tr>\n\n\t Prototype<\/td> \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u30b3\u30d4\u30fc\u3057\u3066\u65b0\u3057\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210(\u30af\u30ed\u30fc\u30f3\u306e\u4f5c\u6210)
\n\u540c\u3058\u30af\u30e9\u30b9\u3067\u8907\u6570\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3059\u308b\u969b\u306b\u4f5c\u696d\u3092\u52b9\u7387\u5316<\/td>\n<\/tr>\n\n\t Singleton<\/td> 1\u3064\u306e\u30af\u30e9\u30b9\u304b\u30891\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3060\u3051\u3092\u751f\u6210\u3059\u308b\u3088\u3046\u306b\u5236\u9650<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n \u305d\u308c\u3067\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\u306b\u95a2\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u306e\u4e2d\u3067\u4ee3\u8868\u7684\u306aFactory Method\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u307f\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
\/\/ \u62bd\u8c61\u7684\u306a\u67a0\u7d44\u307f(\u88fd\u54c1)\r\nabstract class Product {\r\n public abstract void method();\r\n}\r\n\r\n\/\/ \u62bd\u8c61\u7684\u306a\u67a0\u7d44\u307f(\u88fd\u54c1\u306e\u4f5c\u6210)\r\nabstract class Creator {\r\n protected abstract Product factoryMethod(String str);\r\n public final Product create(String str) {\r\n Product p = factoryMethod(str);\r\n return p;\r\n }\r\n}\r\n\r\n\/\/ \u5177\u4f53\u7684\u306a\u6a5f\u80fd\u62e1\u5f35(\u88fd\u54c1)\r\nclass ConcreteProduct extends Product {\r\n private String str;\r\n \r\n public ConcreteProduct(String str) {\r\n this.str = str;\r\n }\r\n \r\n \/\/@Override\r\n public void method() {\r\n System.out.println(\"Hello \" + str + \"!\");\r\n }\r\n}\r\n\r\n\/\/ \u5177\u4f53\u7684\u306a\u6a5f\u80fd\u62e1\u5f35(\u88fd\u54c1\u306e\u4f5c\u6210)\r\nclass ConcreteCreator extends Creator {\r\n \/\/@Override\r\n protected Product factoryMethod(String str) {\r\n return new ConcreteProduct(str);\r\n }\r\n}\r\n\r\npublic class User {\r\n \r\n public static void main(String[] args) {\r\n \/\/ \u88fd\u54c1\u306e\u4f5c\u6210\u8005\u3092\u751f\u6210\r\n Creator creator = new ConcreteCreator();\r\n \r\n \/\/ \u88fd\u54c1\u306e\u4f5c\u6210\r\n Product java = creator.create(\"Java\");\r\n Product cpp = creator.create(\"C++\");\r\n Product cs = creator.create(\"C#\");\r\n \r\n \/\/ \u51e6\u7406\u306e\u547c\u3073\u51fa\u3057\r\n java.method();\r\n cpp.method();\r\n cs.method();\r\n }\r\n\r\n}<\/pre>\n\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
Hello Java!\r\nHello C++!\r\nHello C#!<\/pre>\n
\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u3001\u88fd\u54c1\u3068\u305d\u306e\u88fd\u54c1\u3092\u4f5c\u6210\u3059\u308b\u62bd\u8c61\u7684\u306a\u67a0\u7d44\u307f\u3092Product\u30af\u30e9\u30b9\u3001Creator\u30af\u30e9\u30b9\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u5177\u4f53\u7684\u306a\u6a5f\u80fd\u306e\u5b9a\u7fa9\u3092ConcreteProduct\u30af\u30e9\u30b9\u3001ConcreteCreator\u30af\u30e9\u30b9\u3067\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
User\u30af\u30e9\u30b9\u306emain\u30e1\u30bd\u30c3\u30c9\u3067\u5229\u7528\u3057\u3066\u3044\u308b\u306e\u306f\u3001\u62bd\u8c61\u7684\u306a\u67a0\u7d44\u307f\u3092\u8868\u73fe\u3057\u305fCreator\u30af\u30e9\u30b9\u3068Product\u30af\u30e9\u30b9\u306e\u307f\u3067\u3059\u3002main\u30e1\u30bd\u30c3\u30c9\u304b\u3089\u5177\u4f53\u7684\u306a\u6a5f\u80fd\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u308bConcreteProduct\u30af\u30e9\u30b9\u3001ConcreteCreator\u30af\u30e9\u30b9\u306f\u4f7f\u7528\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n
\u3053\u306e\u3088\u3046\u306bFactory Method\u30d1\u30bf\u30fc\u30f3\u3067\u306f\u30af\u30e9\u30b9\u306e\u5ba3\u8a00\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u751f\u6210\u304c\u5206\u96e2\u3055\u308c\u3001\u3055\u3089\u306b\u67a0\u7d44\u307f\u3068\u6a5f\u80fd\u306e\u5b9f\u88c5\u304c\u5206\u96e2\u3055\u308c\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3057\u3084\u3059\u3044\u69cb\u6210\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u7279\u9577\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u9020\u306b\u95a2\u3059\u308b\u30d1\u30bf\u30fc\u30f3<\/h3>\n
\u7d9a\u3044\u3066\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b7\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n
\n\n
\n\t \n\u30d1\u30bf\u30fc\u30f3\u540d<\/th> \u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n \n\t Adaptor<\/td> \u672c\u6765\u95a2\u9023\u306e\u306a\u3044\u30af\u30e9\u30b9\u540c\u58eb\u3092\u95a2\u9023\u4ed8\u3051\u308b
\n\u300c\u3059\u3067\u306b\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u300d\u3068\u300c\u5fc5\u8981\u306a\u3082\u306e\u300d\u3068\u306e\u9593\u306e\u30ba\u30ec\u3092\u57cb\u3081\u308b<\/td>\n<\/tr>\n\n\t Bridge<\/td> \u6a5f\u80fd\u3092\u62e1\u5f35\u3059\u308b\u30af\u30e9\u30b9\u3068\u5b9f\u88c5\u3059\u308b\u30af\u30e9\u30b9\u3092\u5206\u96e2\u3057\u3001\u305d\u306e\u9593\u306e\u6a4b\u6e21\u3057\u3092\u884c\u3046
\n\u7d99\u627f\u5143\u306e\u30b9\u30fc\u30d1\u30fc\u30af\u30e9\u30b9\u306e\u62bd\u8c61\u30e1\u30bd\u30c3\u30c9\u3092\u9069\u5207\u306b\u5b9f\u88c5\u3057\u305f\u308a\u3001\u30b5\u30d6\u30af\u30e9\u30b9\u3067\u6a5f\u80fd\u3092\u62e1\u5f35\u3059\u308b\u969b\u306b\u5229\u7528<\/td>\n<\/tr>\n\n\t Composite<\/td> \u30d5\u30a9\u30eb\u30c0\u5185\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3068\u30d5\u30a1\u30a4\u30eb\u306e\u95a2\u4fc2\u306e\u3088\u3046\u306b\u518d\u5e30\u7684\u306a\u69cb\u9020\u3092\u4f5c\u308b\u969b\u306b\u5229\u7528<\/td>\n<\/tr>\n \n\t Decorator<\/td> \u6a5f\u80fd\u3092\u6b21\u3005\u306b\u8ffd\u52a0\u3059\u308b<\/td>\n<\/tr>\n \n\t Facade<\/td> \u8907\u6570\u306e\u30af\u30e9\u30b9\u3092\u9069\u5207\u306b\u5236\u5fa1\u3059\u308b\u305f\u3081\u306e\u300c\u7a93\u53e3\u300d\u5f79\u306e\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u3001\u305d\u306e\u300c\u7a93\u53e3\u300d\u304b\u3089\u5404\u30af\u30e9\u30b9\u3078\u6307\u4ee4\u3092\u51fa\u3059<\/td>\n<\/tr>\n \n\t Flyweight<\/td> \u5c0f\u3055\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6570\u591a\u304f\u30ed\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u53ef\u80fd\u306a\u9650\u308a\u5171\u6709\u3055\u305b\u3066\u3001\u7121\u99c4\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u305b\u305a\u306b\u52b9\u7387\u7684\u306b\u51e6\u7406\u3092\u884c\u3046<\/td>\n<\/tr>\n \n\t Proxy<\/td> \u300c\u4ee3\u7406\u300d\u306b\u51e6\u7406\u3092\u80a9\u4ee3\u308f\u308a\u3055\u305b\u3001\u91cd\u3044\u51e6\u7406\u306f\u5fc5\u8981\u306a\u6642\u70b9\u307e\u3067\u9045\u3089\u305b\u308b\u3053\u3068\u304c\u53ef\u80fd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n \u305d\u308c\u3067\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u9020\u306b\u95a2\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u306e\u4e2d\u3067\u4ee3\u8868\u7684\u306aDecorator\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u307f\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
\/\/ \u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u3068\u304d\u306e\u6838\r\nabstract class Component {\r\n public abstract int getColumns();\r\n public abstract int getRows();\r\n public abstract String getRowText(int row);\r\n public final void show() {\r\n for(int i = 0; i < getRows(); i++) {\r\n System.out.println(getRowText(i));\r\n }\r\n }\r\n}\r\n\r\n\/\/ Component\u306e\u5b9f\u88c5\r\nclass ConcreteComponent extends Component {\r\n private String string;\r\n \r\n public ConcreteComponent(String string) {\r\n this.string = string;\r\n }\r\n \r\n \/\/@Override\r\n public int getColumns() {\r\n return string.getBytes().length;\r\n }\r\n \r\n \/\/@Override\r\n public int getRows() {\r\n return 1;\r\n }\r\n \r\n \/\/@Override\r\n public String getRowText(int row) {\r\n if(row == 0) {\r\n return string;\r\n } else {\r\n return null;\r\n }\r\n }\r\n}\r\n\r\n\/\/ \u88c5\u98fe\u8005\r\nabstract class Decorator extends Component {\r\n protected Component component;\r\n \r\n protected Decorator(Component component) {\r\n this.component = component;\r\n }\r\n}\r\n\r\n\/\/ \u5177\u4f53\u7684\u306a\u88c5\u98fe\u8005\r\nclass ConcreteSideDecorator extends Decorator {\r\n private char borderChar;\r\n \r\n public ConcreteSideDecorator(Component component, char ch) {\r\n super(component);\r\n this.borderChar = ch;\r\n }\r\n \r\n \/\/@Override\r\n public int getColumns() {\r\n return 1 + component.getColumns() + 1;\r\n }\r\n \r\n \/\/@Override\r\n public int getRows() {\r\n return component.getRows();\r\n }\r\n \r\n \/\/@Override\r\n public String getRowText(int row) {\r\n return borderChar + component.getRowText(row) + borderChar;\r\n }\r\n}\r\n\r\n\/\/ \u5177\u4f53\u7684\u306a\u88c5\u98fe\u8005\r\nclass ConcreteFullDecorator extends Decorator {\r\n public ConcreteFullDecorator(Component component) {\r\n super(component);\r\n }\r\n \r\n \/\/@Override\r\n public int getColumns() {\r\n return 1 + component.getColumns() + 1;\r\n }\r\n \r\n \/\/@Override\r\n public int getRows() {\r\n return 1 + component.getRows() + 1;\r\n }\r\n \r\n \/\/@Override\r\n public String getRowText(int row) {\r\n if(row == 0 || row == component.getRows() + 1) {\r\n return \"+\" + makeLine('-', component.getColumns()) + \"+\";\r\n } else {\r\n return \"|\" + component.getRowText(row - 1) + \"|\";\r\n }\r\n }\r\n \r\n private String makeLine(char ch, int count) {\r\n StringBuffer buf = new StringBuffer();\r\n for(int i = 0; i < count; i++) {\r\n buf.append(ch);\r\n }\r\n return buf.toString();\r\n }\r\n}\r\n\r\npublic class User {\r\n \r\n public static void main(String[] args) {\r\n \/\/ \u6838\u306e\u4f5c\u6210\u3068\u88c5\u98fe\u306e\u8ffd\u52a0\r\n Component comp1 = new ConcreteComponent(\"Hello Java!\");\r\n Component comp2 = new ConcreteSideDecorator(comp1, '#');\r\n Component comp3 = new ConcreteFullDecorator(comp2);\r\n \r\n \/\/ \u51e6\u7406\u306e\u547c\u3073\u51fa\u3057\r\n comp1.show();\r\n comp2.show();\r\n comp3.show();\r\n }\r\n\r\n}<\/pre>\n\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
Hello Java!\r\n#Hello Java!#\r\n+-------------+\r\n|#Hello Java!#|\r\n+-------------+<\/pre>\n
\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u306f\u3001\u307e\u305a\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u3068\u304d\u306e\u6838\u3068\u306a\u308bComponent\u30af\u30e9\u30b9\u3092\u5ba3\u8a00\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306eComponent\u30af\u30e9\u30b9\u3092ConcreteComponent\u30af\u30e9\u30b9\u3067\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u305d\u3057\u3066\u3001\u88c5\u98fe\u3092\u52a0\u3048\u3066\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308bDecorator\u30af\u30e9\u30b9\u3092\u5ba3\u8a00\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306eDecorator\u30af\u30e9\u30b9\u3092ConcreteSideDecorator\u3068ConcreteFullDecorator\u3067\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
User\u30af\u30e9\u30b9\u306emain\u30e1\u30bd\u30c3\u30c9\u3067\u306fConcreteComponent\u30af\u30e9\u30b9\u3001ConcreteSideDecorator\u30af\u30e9\u30b9\u3001ConcreteFullDecorator\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u9806\u306b\u751f\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u5b9f\u884c\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\u9806\u306b\u88c5\u98fe\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n
\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u632f\u308b\u821e\u3044\u306b\u95a2\u3059\u308b\u30d1\u30bf\u30fc\u30f3<\/h3>\n
\u6700\u5f8c\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u632f\u308b\u821e\u3044\u306b\u95a2\u3059\u308b11\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n
\n\n
\n\t \n\u30d1\u30bf\u30fc\u30f3\u540d<\/th> \u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n \n\t Chain of Responsibility<\/td> \u3042\u308b\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u51e6\u7406\u53ef\u80fd\u306a\u3089\u51e6\u7406\u3092\u884c\u3044\u3001\u51e6\u7406\u4e0d\u53ef\u306e\u5834\u5408\u306f\u4ed6\u306e\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u9001\u3063\u3066\u51e6\u7406\u3092\u5b9f\u884c<\/td>\n<\/tr>\n \n\t Command<\/td> \u300c\u30de\u30a6\u30b9\u3092\u30af\u30ea\u30c3\u30af\u300d\u300c\u30ad\u30fc\u3092\u62bc\u3059\u300d\u306e\u3088\u3046\u306a\u547d\u4ee4\u3092\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u3044\u3046\u300c\u30e2\u30ce\u300d\u3067\u7ba1\u7406<\/td>\n<\/tr>\n \n\t Interpreter<\/td> \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30df\u30cb\u8a00\u8a9e\u306b\u5206\u3051\u3001\u305d\u306e\u30df\u30cb\u8a00\u8a9e\u3092\u300c\u901a\u8a33\u300d\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210
\n\u5909\u66f4\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u30df\u30cb\u8a00\u8a9e\u3092\u66f8\u304d\u63db\u3048\u308b<\/td>\n<\/tr>\n\n\t Iterator<\/td> \u8907\u6570\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u9806\u756a\u306b\u6307\u3057\u793a\u3057\u3001\u5168\u4f53\u3092\u30b9\u30ad\u30e3\u30f3\u3057\u3066\u3044\u304f\u51e6\u7406\u3092\u884c\u3046<\/td>\n<\/tr>\n \n\t Mediator<\/td> \u300c\u76f8\u8ac7\u5f79\u300d\u304c\u8907\u96d1\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u72b6\u614b\u3092\u628a\u63e1\u3057\u3001\u9069\u5207\u306a\u5224\u65ad\u3068\u652f\u6301\u3092\u884c\u3046<\/td>\n<\/tr>\n \n\t Memento<\/td> \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u72b6\u614b\u3092\u8868\u3059\u5f79\u5272\u3092\u8a2d\u3051\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u72b6\u614b\u306e\u4fdd\u5b58\u3068\u5fa9\u5143\u3092\u884c\u3046<\/td>\n<\/tr>\n \n\t Observer<\/td> if\u6587\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u72b6\u614b\u5909\u5316\u306b\u5bfe\u5fdc\u3057\u305f\u51e6\u7406\u3092\u5b9f\u884c<\/td>\n<\/tr>\n \n\t State<\/td> \u72b6\u614b\u3092\u30af\u30e9\u30b9\u3068\u3057\u3066\u8868\u73fe\u3057\u3001\u30af\u30e9\u30b9\u3092\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u3067\u72b6\u614b\u306e\u5909\u5316\u3092\u8868\u3059<\/td>\n<\/tr>\n \n\t Strategy<\/td> \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5b9f\u88c5\u90e8\u5206\u304c\u4ea4\u63db\u53ef\u80fd\u3067\u3001\u5909\u66f4\u304c\u5bb9\u6613<\/td>\n<\/tr>\n \n\t Template Method<\/td> \u30b9\u30fc\u30d1\u30fc\u30af\u30e9\u30b9\u3067\u51e6\u7406\u306e\u67a0\u7d44\u307f\u3092\u5b9a\u3081\u3001\u30b5\u30d6\u30af\u30e9\u30b9\u3067\u305d\u306e\u5177\u4f53\u7684\u306a\u5185\u5bb9\u3092\u5b9a\u7fa9\u3059\u308b<\/td>\n<\/tr>\n \n\t Visitor<\/td> \u30c7\u30fc\u30bf\u69cb\u9020\u3068\u51e6\u7406\u3092\u5206\u96e2
\n\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u6e21\u308a\u6b69\u304f\u300c\u8a2a\u554f\u8005\u300d\u3092\u8868\u3059\u30af\u30e9\u30b9\u3092\u7528\u610f\u3057\u3001\u305d\u306e\u30af\u30e9\u30b9\u304c\u51e6\u7406\u3092\u5b9f\u65bd
\n\u65b0\u3057\u3044\u51e6\u7406\u3092\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306f\u65b0\u3057\u3044\u300c\u8a2a\u554f\u8005\u300d\u3092\u4f5c\u6210
\n\u30c7\u30fc\u30bf\u69cb\u9020\u5074\u306f\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u300c\u8a2a\u554f\u8005\u300d\u3092\u53d7\u3051\u5165\u308c\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\u305d\u308c\u3067\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u9020\u306b\u95a2\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u306e\u4e2d\u3067\u4ee3\u8868\u7684\u306aTemplate Method\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u307f\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
\/\/ \u62bd\u8c61\u30af\u30e9\u30b9\r\nabstract class AbstractClass {\r\n protected abstract void method();\r\n public final void templateMethod() {\r\n method();\r\n }\r\n}\r\n\r\n\/\/ \u5177\u8c61\u30af\u30e9\u30b9\r\nclass ConcreteJavaClass extends AbstractClass {\r\n \/\/@Override\r\n protected void method() {\r\n System.out.println(\"Hello Java!\");\r\n }\r\n}\r\n\r\n\/\/ \u5177\u8c61\u30af\u30e9\u30b9\r\nclass ConcreteCppClass extends AbstractClass {\r\n \/\/@Override\r\n protected void method() {\r\n System.out.println(\"Hello C++!\");\r\n }\r\n}\r\n\r\npublic class User {\r\n \r\n public static void main(String[] args) {\r\n \/\/ \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u751f\u6210\r\n AbstractClass java = new ConcreteJavaClass();\r\n AbstractClass cpp = new ConcreteCppClass();\r\n \r\n \/\/ \u51e6\u7406\u306e\u547c\u3073\u51fa\u3057\r\n java.templateMethod();\r\n cpp.templateMethod();\r\n }\r\n\r\n}<\/pre>\n\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
Hello Java!\r\nHello C++!<\/pre>\n
\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u306f\u3001\u62bd\u8c61\u30af\u30e9\u30b9AbstractClass\u3067\u51e6\u7406\u306e\u67a0\u7d44\u307f\u3092\u5b9a\u3081\u3001\u30b5\u30d6\u30af\u30e9\u30b9ConcreteJavaClass\u3001ConcreteCppClass\u3067\u305d\u306e\u5177\u4f53\u7684\u306a\u5185\u5bb9\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002User\u30af\u30e9\u30b9\u306emain\u30e1\u30bd\u30c3\u30c9\u3067ConcreteJavaClass\u3001ConcreteCppClass\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u3001AbstractClass\u306etemplateMethod\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306e\u5185\u5bb9\u306f\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30ba\u30e0\u306e\u5b9f\u88c5\u306b\u3088\u304f\u4f3c\u3066\u3044\u307e\u3059\u3002\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30ba\u30e0\u3067\u306f\u62bd\u8c61\u30af\u30e9\u30b9\u306emethod\u3092\u4f7f\u7528\u3057\u307e\u3059\u304c\u3001Template Method\u30d1\u30bf\u30fc\u30f3\u3067\u306fmethod\u3092\u76f4\u63a5\u4f7f\u7528\u305b\u305a\u306b\u3001templateMethod\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30ba\u30e0\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n \n
\n\n\n![](\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2016\/08\/object-150x85.jpg\")
\n <\/div>\n \n\u8131\u521d\u5fc3\u8005\u306e\u305f\u3081\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u518d\u5165\u9580<\/div>\n\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n\u5165\u9580\u8005\u5411\u3051\u30aa\u30b9\u30b9\u30e1\u306e\u66f8\u7c4d<\/h2>\n
\u3053\u306e\u8a18\u4e8b\u3067\u306f\u7d19\u9762\u306e\u90fd\u5408\u4e0a\u3001\u3054\u304f\u4e00\u90e8\u3057\u304b\u3054\u7d39\u4ecb\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n
\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u5165\u9580\u8005\u306b\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u3066\u3044\u308b\u66f8\u7c4d\u3092\u3054\u7d39\u4ecb\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n
\u3069\u308c\u304b\u4e00\u518a\u624b\u5143\u306b\u7f6e\u3044\u3066\u304a\u304f\u3068\u8abf\u3079\u308b\u969b\u306b\u52b9\u7387\u7684\u3067\u3059\u3057\u3001\u8a2d\u8a08\u306e\u969b\u306e\u4e0d\u5b89\u3082\u89e3\u6d88\u3055\u308c\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n
\u5897\u88dc\u6539\u8a02\u7248Java\u8a00\u8a9e\u3067\u5b66\u3076\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u5165\u9580<\/h3>\n
\u5897\u88dc\u6539\u8a02\u7248Java\u8a00\u8a9e\u3067\u5b66\u3076\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u5165\u9580<\/a><\/p>\n
\u5165\u9580\u8005\u5411\u3051\u306e\u53c2\u8003\u66f8\u306e\u4e2d\u3067\u3001\u6700\u3082\u6709\u540d\u306a\u66f8\u7c4d\u3067\u3059\u3002<\/p>\n
\u5165\u9580\u66f8\u3068\u3057\u3066\u30aa\u30b9\u30b9\u30e1\u3067\u3059\u3002<\/p>\n
\u72ec\u7fd2\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3<\/h3>\n
- \u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u4e00\u89a7<\/b><\/li>\n