{"id":425,"date":"2026-03-25T19:11:54","date_gmt":"2026-03-25T19:11:54","guid":{"rendered":"https:\/\/www.go-minder.com\/ja\/uml-class-diagram-relationships-guide\/"},"modified":"2026-03-25T19:11:54","modified_gmt":"2026-03-25T19:11:54","slug":"uml-class-diagram-relationships-guide","status":"publish","type":"post","link":"https:\/\/www.go-minder.com\/ja\/uml-class-diagram-relationships-guide\/","title":{"rendered":"UML\u30af\u30e9\u30b9\u56f3\u306b\u304a\u3051\u308b\u95a2\u4fc2\u306e\u30e2\u30c7\u30eb\u5316\u65b9\u6cd5\uff1a\u95a2\u9023\u3001\u7d99\u627f\u3001\u4f9d\u5b58"},"content":{"rendered":"<p>\u7d71\u5408\u30e2\u30c7\u30eb\u5316\u8a00\u8a9e\uff08UML\uff09\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b7\u30b9\u30c6\u30e0\u306e\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3092\u6307\u5b9a\u30fb\u69cb\u7bc9\u30fb\u6587\u66f8\u5316\u3059\u308b\u305f\u3081\u306e\u6a19\u6e96\u8868\u8a18\u6cd5\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3002\u3053\u306e\u67a0\u7d44\u307f\u306e\u4e2d\u3067\u3001\u30af\u30e9\u30b9\u56f3\u306f\u4e3b\u306a\u69cb\u9020\u30e2\u30c7\u30eb\u3068\u3057\u3066\u4f4d\u7f6e\u3065\u3051\u3089\u308c\u308b\u3002\u30af\u30e9\u30b9\u56f3\u306f\u3001\u30af\u30e9\u30b9\u3001\u5c5e\u6027\u3001\u64cd\u4f5c\u3001\u304a\u3088\u3073\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u9593\u306e\u95a2\u4fc2\u3092\u793a\u3059\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u9759\u7684\u69cb\u9020\u3092\u8a18\u8ff0\u3059\u308b\u3002\u3053\u308c\u3089\u306e\u30af\u30e9\u30b9\u3092\u52b9\u679c\u7684\u306b\u63a5\u7d9a\u3059\u308b\u65b9\u6cd5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u660e\u78ba\u3067\u4fdd\u5b88\u53ef\u80fd\u306a\u8a2d\u8a08\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u30af\u30e9\u30b9\u3092\u7d50\u3073\u3064\u3051\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u57fa\u672c\u7684\u306a\u95a2\u4fc2\u3092\u691c\u8a0e\u3057\u3001\u30e2\u30c7\u30eb\u304c\u66d6\u6627\u3055\u306a\u304f\u610f\u56f3\u3092\u6b63\u78ba\u306b\u4f1d\u3048\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u3002<\/p>\n<p>\u52b9\u679c\u7684\u306a\u30e2\u30c7\u30eb\u5316\u306f\u3001\u7bb1\u3068\u7dda\u3092\u63cf\u304f\u3053\u3068\u4ee5\u4e0a\u306e\u3053\u3068\u3092\u8981\u6c42\u3059\u308b\u3002\u3059\u3079\u3066\u306e\u63a5\u7d9a\u306e\u80cc\u5f8c\u306b\u3042\u308b\u610f\u5473\u8ad6\u7684\u610f\u5473\u3092\u6df1\u304f\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u308b\u3002\u95a2\u4fc2\u3092\u5b9a\u7fa9\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6d41\u308c\u3001\u8cac\u4efb\u306e\u5171\u6709\u3001\u304a\u3088\u3073\u30b7\u30b9\u30c6\u30e0\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u5185\u3067\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u3053\u306e\u5305\u62ec\u7684\u306a\u30ea\u30bd\u30fc\u30b9\u3067\u306f\u3001\u95a2\u9023\u3001\u7d99\u627f\u3001\u4f9d\u5b58\u306a\u3069\u306b\u3064\u3044\u3066\u30ab\u30d0\u30fc\u3057\u3066\u304a\u308a\u3001\u5805\u7262\u306a\u56f3\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u6280\u8853\u7684\u6df1\u3055\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Kawaii-style infographic summarizing UML Class Diagram relationships: Association (solid line with multiplicity), Generalization\/Inheritance (hollow triangle arrow), Dependency (dashed line with open arrow), Aggregation (hollow diamond), and Composition (filled diamond), featuring cute pastel-colored class boxes, friendly icons, and a comparison table in soft rounded kawaii aesthetic, 16:9 aspect ratio\" decoding=\"async\" src=\"https:\/\/www.go-minder.com\/wp-content\/uploads\/2026\/03\/uml-class-diagram-relationships-kawaii-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83d\udd17 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\u591a\u91cd\u6027\u3068\u57fa\u6570<\/h3>\n<p>\u591a\u91cd\u6027\u306f\u95a2\u9023\u30e2\u30c7\u30eb\u5316\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u5074\u9762\u3067\u3042\u308b\u3002\u3053\u308c\u306f\u3001\u3042\u308b\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u3001\u5225\u306e\u30af\u30e9\u30b9\u306e1\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u4f55\u500b\u95a2\u9023\u3057\u3066\u3044\u308b\u304b\u3092\u5b9a\u7fa9\u3059\u308b\u3002\u3053\u306e\u5236\u7d04\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u306b\u57cb\u3081\u8fbc\u307e\u308c\u305f\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u660e\u78ba\u306b\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3002\u4e00\u822c\u7684\u306a\u591a\u91cd\u6027\u306e\u8868\u8a18\u306b\u306f\u4ee5\u4e0b\u304c\u3042\u308b\uff1a<\/p>\n<ul>\n<li><strong>1:<\/strong>\u6b63\u78ba\u306b1\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3002<\/li>\n<li><strong>0..1:<\/strong>0\u500b\u307e\u305f\u306f1\u500b\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\uff08\u30aa\u30d7\u30b7\u30e7\u30f3\uff09\u3002<\/li>\n<li><strong>1..*:<\/strong>1\u500b\u4ee5\u4e0a\uff08\u5fc5\u9808\uff09\u3002<\/li>\n<li><strong>0..*:<\/strong>0\u500b\u4ee5\u4e0a\uff08\u30aa\u30d7\u30b7\u30e7\u30f3\uff09\u3002<\/li>\n<li><strong>*<\/strong>\uff1a0..*\u3068\u540c\u3058\u3067\u3001\u591a\u6570\u3092\u8868\u3059\u3002<\/li>\n<\/ul>\n<p>\u305f\u3068\u3048\u3070\u3001\u56f3\u66f8\u9928\u30b7\u30b9\u30c6\u30e0\u3092\u8003\u3048\u3066\u307f\u3088\u3046\u3002<strong>\u4f1a\u54e1<\/strong>\u306f\u591a\u304f\u306e<strong>\u66f8\u7c4d<\/strong>\u3092\u501f\u308a\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u304c\u3001<strong>\u66f8\u7c4d<\/strong>\u306f\u901a\u5e38\u30011\u4eba\u306e<strong>\u4f1a\u54e1<\/strong>\u3068\u95a2\u9023\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u306f1\u5bfe\u591a\u306e\u95a2\u4fc2\u3092\u751f\u307f\u51fa\u3059\u3002\u8868\u8a18\u3067\u306f\u3001<strong>1<\/strong>\u3092\u66f8\u7c4d\u30af\u30e9\u30b9\u306e\u8fd1\u304f\u306b\u914d\u7f6e\u3057\u3001<strong>0..*<\/strong> Member \u30af\u30e9\u30b9\u306e\u8fd1\u304f\u3002<\/p>\n<h3>\ud83e\udded \u53ef\u79fb\u52d5\u6027\u3068\u5f79\u5272<\/h3>\n<p>\u53ef\u79fb\u52d5\u6027\u306f\u3001\u95a2\u4fc2\u3092\u3069\u306e\u65b9\u5411\u306b\u305f\u3069\u308c\u308b\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u7dda\u306b Class A \u304b\u3089 Class B \u306b\u5411\u304b\u3046\u77e2\u5370\u304c\u3042\u308b\u5834\u5408\u3001Class A \u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c Class B \u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u79fb\u52d5\u3067\u304d\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u901a\u5e38\u3001\u95a2\u9023\u7dda\u306e\u65b9\u5411\u306b\u3088\u3063\u3066\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u5f79\u5272\u306f\u3001\u95a2\u9023\u306e\u4e21\u7aef\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u540d\u524d\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u3001\u95a2\u4fc2\u306e\u305d\u306e\u7aef\u306b\u3042\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6a5f\u80fd\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001<strong>\u533b\u5e2b<\/strong> \u304a\u3088\u3073 <strong>\u60a3\u8005<\/strong> \u306e\u95a2\u4fc2\u306b\u304a\u3044\u3066\u3001\u533b\u5e2b\u5074\u306e\u5f79\u5272\u306f\u300c<em>\u6cbb\u7642\u3059\u308b<\/em>\u300d\u3068\u30e9\u30d9\u30eb\u4ed8\u3051\u3055\u308c\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u4e00\u65b9\u3001\u60a3\u8005\u5074\u306e\u5f79\u5272\u306f\u300c<em>\u30b1\u30a2\u3092\u53d7\u3051\u308b<\/em>.<\/p>\n<h2>\ud83d\udcc9 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\u7d99\u627f\u306e\u5229\u70b9<\/h3>\n<ul>\n<li><strong>\u30b3\u30fc\u30c9\u306e\u518d\u5229\u7528\uff1a<\/strong>\u5171\u901a\u306e\u5c5e\u6027\u3084\u64cd\u4f5c\u306f\u30b9\u30fc\u30d1\u30fc\u30af\u30e9\u30b9\u3067\u4e00\u5ea6\u5b9a\u7fa9\u3055\u308c\u308b\u305f\u3081\u3001\u91cd\u8907\u304c\u6e1b\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30ba\u30e0\uff1a<\/strong>\u30b5\u30d6\u30af\u30e9\u30b9\u306f\u30b9\u30fc\u30d1\u30fc\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u3057\u3066\u6271\u3048\u308b\u305f\u3081\u3001\u67d4\u8edf\u306a\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u62e1\u5f35\u6027\uff1a<\/strong>\u65e2\u5b58\u306e\u30b9\u30fc\u30d1\u30fc\u30af\u30e9\u30b9\u3092\u5909\u66f4\u305b\u305a\u306b\u3001\u30b5\u30d6\u30af\u30e9\u30b9\u306b\u65b0\u3057\u3044\u632f\u308b\u821e\u3044\u3092\u8ffd\u52a0\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3>\ud83d\udcd0 \u8996\u899a\u7684\u8868\u8a18<\/h3>\n<p>\u7d99\u627f\u306e\u8996\u899a\u7684\u8868\u73fe\u306f\u3001\u5b9f\u7dda\u306b\u7a7a\u6d1e\u306e\u4e09\u89d2\u5f62\u306e\u77e2\u5370\u982d\u304c\u3042\u308a\u3001\u30b9\u30fc\u30d1\u30fc\u30af\u30e9\u30b9\u306b\u5411\u304b\u3063\u3066\u4f38\u3073\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u77e2\u5370\u306f\u7d99\u627f\u306e\u968e\u5c64\u306e\u65b9\u5411\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u5f62\u72b6\u306e\u968e\u5c64\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u3042\u306a\u305f\u306f<strong>Shape<\/strong> \u3068\u3044\u3046\u30b9\u30fc\u30d1\u30fc\u30af\u30e9\u30b9\u3092\u6301\u3061\u3001<em>color<\/em> \u304a\u3088\u3073 <em>fillStyle<\/em>\u3002\u30b5\u30d6\u30af\u30e9\u30b9\u306b\u306f\u3001<strong>Circle<\/strong>, <strong>Rectangle<\/strong>\u3001\u304a\u3088\u3073<strong>Triangle<\/strong>\u306f\u3001<strong>Shape<\/strong>\u3002\u5404\u30b5\u30d6\u30af\u30e9\u30b9\u306f\u3001<em>radius<\/em>Circle\u306e<em>width<\/em>\u304a\u3088\u3073<em>height<\/em>Rectangle\u306e<\/p>\n<h3>\u26a0\ufe0f \u8a2d\u8a08\u4e0a\u306e\u8003\u616e\u4e8b\u9805<\/h3>\n<p>\u7d99\u627f\u306f\u5f37\u529b\u3067\u3059\u304c\u3001\u614e\u91cd\u306b\u4f7f\u7528\u3059\u308b\u3079\u304d\u3067\u3059\u3002\u6df1\u3044\u968e\u5c64\u69cb\u9020\u306f\u7dad\u6301\u304c\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u901a\u5e38\u3001\u7d99\u627f\u30922\uff5e3\u6bb5\u968e\u306b\u5236\u9650\u3059\u308b\u3053\u3068\u304c\u671b\u307e\u3057\u3044\u3067\u3059\u3002\u95a2\u4fc2\u304c\u300c<strong>has-a<\/strong>\u95a2\u4fc2\u3067\u3042\u308b\u3068\u611f\u3058\u3089\u308c\u308b\u5834\u5408\u3001<strong>is-a<\/strong>\u95a2\u4fc2\u3067\u3042\u308b\u3088\u308a\u3082\u3001\u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\u3084\u96c6\u7d04\u306e\u65b9\u304c\u9069\u5207\u306a\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\ud83d\udd0c \u4f9d\u5b58\u95a2\u4fc2<\/h2>\n<p>\u4f9d\u5b58\u95a2\u4fc2\u306f<strong>use-a<\/strong>\u95a2\u4fc2\u3092\u8868\u3057\u307e\u3059\u3002\u3042\u308b\u3082\u306e\u306e\u4ed5\u69d8\u306e\u5909\u66f4\u304c\u3001\u305d\u308c\u4f9d\u5b58\u3059\u308b\u4ed6\u306e\u3082\u306e\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u901a\u5e38\u4e00\u6642\u7684\u306a\u63a5\u7d9a\u3092\u6301\u3064\u3001\u5f31\u3044\u95a2\u9023\u306e\u5f62\u3067\u3059\u3002<\/p>\n<h3>\ud83d\udcdd \u4f9d\u5b58\u95a2\u4fc2\u306e\u767a\u751f\u30b7\u30fc\u30f3<\/h3>\n<p>\u4f9d\u5b58\u95a2\u4fc2\u306f\u3001\u4ee5\u4e0b\u306e\u72b6\u6cc1\u3067\u3088\u304f\u767a\u751f\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li><strong>\u30d1\u30e9\u30e1\u30fc\u30bf\uff1a<\/strong>\u3042\u308b\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u3001\u5225\u306e\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u53d7\u3051\u5165\u308c\u308b\u3002<\/li>\n<li><strong>\u30ed\u30fc\u30ab\u30eb\u5909\u6570\uff1a<\/strong>\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u5225\u306e\u30af\u30e9\u30b9\u306e\u30ed\u30fc\u30ab\u30eb\u5909\u6570\u3092\u4f5c\u6210\u3059\u308b\u3002<\/li>\n<li><strong>\u9759\u7684\u30e1\u30bd\u30c3\u30c9\uff1a<\/strong>\u3042\u308b\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u3001\u5225\u306e\u30af\u30e9\u30b9\u306e\u9759\u7684\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u3002<\/li>\n<li><strong>\u623b\u308a\u5024\u306e\u578b\uff1a<\/strong>\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u5225\u306e\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3059\u3002<\/li>\n<\/ul>\n<h3>\ud83d\udcd0 \u8996\u899a\u7684\u8868\u8a18<\/h3>\n<p>\u4f9d\u5b58\u95a2\u4fc2\u306f\u3001\u4f9d\u5b58\u3059\u308b\u30af\u30e9\u30b9\uff08\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff09\u304b\u3089\u4f9b\u7d66\u3059\u308b\u30af\u30e9\u30b9\uff08\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\uff09\u3078\u5411\u304b\u3046\u3001\u77e2\u5370\u306e\u5148\u304c\u958b\u3044\u305f\u7834\u7dda\u3067\u793a\u3055\u308c\u308b\u3002\u3053\u306e\u8996\u899a\u7684\u306a\u9055\u3044\u306b\u3088\u308a\u3001\u30e2\u30c7\u30eb\u30c7\u30b6\u30a4\u30ca\u30fc\u306f\u4e00\u6642\u7684\u306a\u7d50\u5408\u3068\u6c38\u7d9a\u7684\u306a\u69cb\u9020\u7684\u30ea\u30f3\u30af\u3092\u7d20\u65e9\u304f\u8b58\u5225\u3067\u304d\u308b\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001<strong>ReportGenerator<\/strong>\u30af\u30e9\u30b9\u306f\u3001<strong>DataFetcher<\/strong>\u30af\u30e9\u30b9\u306b\u4f9d\u5b58\u3059\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3002<strong>ReportGenerator<\/strong>\u306f<strong>DataFetcher<\/strong>\u3092\u6240\u6709\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3002\u5358\u306b\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u3066\u3044\u308b\u3060\u3051\u3067\u3042\u308b\u3002\u3082\u3057<strong>DataFetcher<\/strong>\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u5909\u66f4\u3055\u308c\u305f\u5834\u5408\u3001<strong>ReportGenerator<\/strong>\u306f\u58ca\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u304c\u3001<strong>DataFetcher<\/strong>\u306f<strong>ReportGenerator<\/strong>.<\/p>\n<h2>\ud83d\udc8e \u96c6\u7d04\u3068\u69cb\u6210\u306e\u9055\u3044<\/h2>\n<p>\u96c6\u7d04\u3068\u69cb\u6210\u306e\u4e21\u65b9\u3068\u3082\u3001<strong>\u90e8\u5206-\u5168\u4f53<\/strong>\u95a2\u4fc2\u3092\u8868\u3059\u7279\u6b8a\u306a\u95a2\u9023\u306e\u5f62\u614b\u3067\u3042\u308b\u3002\u9055\u3044\u306f\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406\u3068\u6240\u6709\u6a29\u306e\u5f37\u3055\u306b\u3042\u308b\u3002<\/p>\n<h3>\ud83d\udd39 \u96c6\u7d04\uff08\u5f31\u3044\u6240\u6709\uff09<\/h3>\n<p>\u96c6\u7d04\u306f\u3001\u90e8\u5206\u304c\u5168\u4f53\u3068\u306f\u72ec\u7acb\u3057\u3066\u5b58\u5728\u3067\u304d\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3002\u90e8\u5206\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306f\u5168\u4f53\u306b\u3088\u3063\u3066\u53b3\u5bc6\u306b\u5236\u5fa1\u3055\u308c\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3002<\/p>\n<ul>\n<li><strong>\u4f8b\uff1a<\/strong> A <strong>\u90e8\u9580<\/strong>\u306b\u306f<strong>\u5f93\u696d\u54e1<\/strong>\u3002\u3082\u3057<strong>\u90e8\u9580<\/strong>\u304c\u89e3\u4f53\u3055\u308c\u308c\u3070\u3001<strong>\u5f93\u696d\u54e1<\/strong>\u5f93\u696d\u54e1\u306f\u4f9d\u7136\u3068\u3057\u3066\u5b58\u5728\u3057\u3001\u4ed6\u306e\u90e8\u9580\u306b\u79fb\u52d5\u3067\u304d\u308b\u3002<\/li>\n<li><strong>\u8868\u8a18\u6cd5\uff1a<\/strong>\u5168\u4f53\u306e\u30af\u30e9\u30b9\u306e\u7aef\u306b\u7a7a\u6d1e\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u304c\u3042\u308b\u5b9f\u7dda\u3002<\/li>\n<\/ul>\n<h3>\ud83d\udd38 \u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\uff08\u5f37\u3044\u6240\u6709\uff09<\/h3>\n<p>\u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\u306f\u3001\u90e8\u5206\u304c\u5168\u4f53\u3068\u306f\u72ec\u7acb\u3057\u3066\u5b58\u5728\u3067\u304d\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3002\u90e8\u5206\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306f\u5168\u4f53\u306b\u3088\u3063\u3066\u5236\u5fa1\u3055\u308c\u308b\u3002\u5168\u4f53\u304c\u7834\u58ca\u3055\u308c\u308c\u3070\u3001\u90e8\u5206\u3082\u7834\u58ca\u3055\u308c\u308b\u3002<\/p>\n<ul>\n<li><strong>\u4f8b\uff1a<\/strong> A <strong>\u5bb6<\/strong>\u306b\u306f<strong>\u90e8\u5c4b<\/strong>\u3002\u3082\u3057<strong>\u5bb6<\/strong>\u304c\u53d6\u308a\u58ca\u3055\u308c\u308c\u3070\u3001<strong>\u90e8\u5c4b<\/strong>\u90e8\u5c4b\u306f\u5b58\u5728\u3057\u306a\u304f\u306a\u308b\u3002<\/li>\n<li><strong>\u8868\u8a18\u6cd5\uff1a<\/strong>\u5168\u4f53\u306e\u30af\u30e9\u30b9\u306e\u7aef\u306b\u5857\u308a\u3064\u3076\u3055\u308c\u305f\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u304c\u3042\u308b\u5b9f\u7dda\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udccb \u95a2\u4fc2\u6bd4\u8f03\u8868<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u95a2\u4fc2\u306e\u7a2e\u985e<\/th>\n<th>\u8996\u899a\u7684\u8868\u8a18<\/th>\n<th>\u610f\u5473<\/th>\n<th>\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u95a2\u9023<\/td>\n<td>\u5b9f\u7dda<\/td>\n<td>\u69cb\u9020\u7684\u30ea\u30f3\u30af<\/td>\n<td>\u72ec\u7acb<\/td>\n<\/tr>\n<tr>\n<td>\u4e00\u822c\u5316<\/td>\n<td>\u7a7a\u4e09\u89d2\u5f62\u3092\u5099\u3048\u305f\u7dda<\/td>\n<td>is-a\u95a2\u4fc2<\/td>\n<td>\u7d99\u627f\u3055\u308c\u305f<\/td>\n<\/tr>\n<tr>\n<td>\u4f9d\u5b58\u95a2\u4fc2<\/td>\n<td>\u7834\u7dda\u3068\u958b\u653e\u77e2\u5370<\/td>\n<td>use-a\u95a2\u4fc2<\/td>\n<td>\u4e00\u6642\u7684<\/td>\n<\/tr>\n<tr>\n<td>\u96c6\u7d04<\/td>\n<td>\u7a7a\u83f1\u5f62\u3092\u5099\u3048\u305f\u7dda<\/td>\n<td>has-a\u95a2\u4fc2\uff08\u5f31\u3044\uff09<\/td>\n<td>\u72ec\u7acb<\/td>\n<\/tr>\n<tr>\n<td>\u5408\u6210<\/td>\n<td>\u5857\u308a\u3064\u3076\u3055\u308c\u305f\u83f1\u5f62\u3092\u5099\u3048\u305f\u7dda<\/td>\n<td>has-a\u95a2\u4fc2\uff08\u5f37\u3044\uff09<\/td>\n<td>\u4f9d\u5b58<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udee0\ufe0f \u30e2\u30c7\u30ea\u30f3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n<p>\u52b9\u679c\u7684\u306a\u30af\u30e9\u30b9\u56f3\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u65e2\u5b58\u306e\u898f\u5247\u306b\u5f93\u3046\u3053\u3068\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u5b9f\u8df5\u3092\u5b88\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u62e1\u5927\u3057\u3066\u3082\u30e2\u30c7\u30eb\u304c\u7406\u89e3\u3057\u3084\u3059\u304f\u306a\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\ud83d\udccc \u540d\u524d\u4ed8\u3051\u306e\u898f\u5247<\/h3>\n<p>\u30af\u30e9\u30b9\u3068\u95a2\u4fc2\u306b\u660e\u78ba\u3067\u8aac\u660e\u7684\u306a\u540d\u524d\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30af\u30e9\u30b9\u540d\u306f\u540d\u8a5e\uff08\u4f8b\uff1a<strong>\u9867\u5ba2<\/strong>, <strong>\u6ce8\u6587<\/strong>\uff09\u3002\u95a2\u9023\u540d\u306f\u52d5\u8a5e\uff08\u4f8b\uff1a<strong>\u5834\u6240<\/strong>, <strong>\u6240\u6709\u3059\u308b<\/strong>\uff09\u3002\u30ed\u30fc\u30eb\u540d\u306f\u95a2\u4fc2\u306e\u6587\u8108\u3092\u8aac\u660e\u3059\u308b\u3082\u306e\u3068\u3059\u308b\u3002<\/p>\n<h3>\ud83d\udccc \u30eb\u30fc\u30d7\u306e\u56de\u907f<\/h3>\n<p>\u5faa\u74b0\u4f9d\u5b58\u306f\u8907\u96d1\u306a\u521d\u671f\u5316\u554f\u984c\u3084\u5f37\u3044\u7d50\u5408\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u8907\u96d1\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u4e00\u90e8\u306e\u30eb\u30fc\u30d7\u306f\u907f\u3051\u3089\u308c\u306a\u3044\u304c\u3001\u3067\u304d\u308b\u3060\u3051\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3088\u3046\u306b\u3057\u3088\u3046\u3002\u30af\u30e9\u30b9A\u304c\u30af\u30e9\u30b9B\u306b\u4f9d\u5b58\u3057\u3001\u30af\u30e9\u30b9B\u304c\u30af\u30e9\u30b9A\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u5171\u901a\u306e\u6a5f\u80fd\u3092\u7b2c\u4e09\u8005\u306e\u30af\u30e9\u30b9\u306b\u62bd\u51fa\u3059\u308b\u3053\u3068\u3092\u691c\u8a0e\u3059\u308b\u3002<\/p>\n<h3>\ud83d\udccc \u53ef\u8996\u6027\u4fee\u98fe\u5b50<\/h3>\n<p>\u5c5e\u6027\u304a\u3088\u3073\u64cd\u4f5c\u306e\u53ef\u8996\u6027\u3092\u6a19\u6e96\u7684\u306a\u8a18\u53f7\u3092\u4f7f\u3063\u3066\u5b9a\u7fa9\u3059\u308b\uff1a<\/p>\n<ul>\n<li><strong>+<\/strong>: \u516c\u958b<\/li>\n<li><strong>\u2013<\/strong>: \u79d8\u5bc6<\/li>\n<li><strong>#<\/strong>: \u4fdd\u8b77<\/li>\n<li><strong>~<\/strong>: \u30d1\u30c3\u30b1\u30fc\u30b8\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09<\/li>\n<\/ul>\n<p>\u53ef\u8996\u6027\u306f\u30e1\u30f3\u30d0\u30fc\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3059\u308b\u3002\u79d8\u5bc6\u306e\u30e1\u30f3\u30d0\u30fc\u306f\u30af\u30e9\u30b9\u81ea\u8eab\u306e\u4e2d\u3067\u306e\u307f\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3067\u3042\u308a\u3001\u516c\u958b\u306e\u30e1\u30f3\u30d0\u30fc\u306f\u4ed6\u306e\u3059\u3079\u3066\u306e\u30af\u30e9\u30b9\u304b\u3089\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3067\u3042\u308b\u3002\u3053\u306e\u30ab\u30d7\u30bb\u30eb\u5316\u306f\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002<\/p>\n<h3>\ud83d\udccc \u5236\u7d04\u3068\u30e1\u30e2<\/h3>\n<p>\u5236\u7d04\u3092\u4f7f\u7528\u3057\u3066\u3001\u56f3\u306b\u7279\u5b9a\u306e\u30eb\u30fc\u30eb\u3092\u8ffd\u52a0\u3059\u308b\u3002\u3053\u308c\u3089\u306f\u3057\u3070\u3057\u3070\u6ce2\u304b\u3063\u3053 { } \u3067\u56f2\u307e\u308c\u308b\u3002<em>{\u5236\u7d04}<\/em>\u3002\u305f\u3068\u3048\u3070\u3001\u5c5e\u6027\u306b\u300c<em>readOnly\u300d<\/em>\u300d\u3092\u6307\u5b9a\u3057\u305f\u308a\u3001\u64cd\u4f5c\u306b\u300c<em>pre: amount &gt; 0\u300d<\/em>\u300d\u3092\u6307\u5b9a\u3057\u305f\u308a\u3059\u308b\u3002<\/p>\n<p>\u30e1\u30e2\u306f\u3001\u6a19\u6e96\u7684\u306a\u30af\u30e9\u30b9\u69cb\u9020\u306b\u53ce\u307e\u3089\u306a\u3044\u8ffd\u52a0\u306e\u6587\u8108\u3084\u8aac\u660e\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u8ffd\u52a0\u3067\u304d\u308b\u3002\u3053\u308c\u3089\u306f\u6298\u308a\u8fd4\u3057\u89d2\u306e\u3042\u308b\u9577\u65b9\u5f62\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u308b\u3002<\/p>\n<h2>\ud83e\udde9 \u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u30df\u30b9<\/h2>\n<p>\u7d4c\u9a13\u8c4a\u5bcc\u306a\u30e2\u30c7\u30e9\u30fc\u3067\u3055\u3048\u3001\u30af\u30e9\u30b9\u56f3\u3092\u8a2d\u8a08\u3059\u308b\u969b\u306b\u7f60\u306b\u306f\u307e\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u3053\u308c\u3089\u306e\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\u306b\u6c17\u3065\u3044\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u3088\u308a\u660e\u78ba\u306a\u30e2\u30c7\u30eb\u3092\u4f5c\u6210\u3067\u304d\u308b\u3002<\/p>\n<ul>\n<li><strong>\u904e\u5270\u8a2d\u8a08\uff1a<\/strong>\u7d99\u627f\u306e\u968e\u5c64\u3092\u591a\u3059\u304e\u305f\u308a\u3001\u4e0d\u8981\u306a\u95a2\u4fc2\u3092\u8a2d\u3051\u308b\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u7406\u89e3\u3057\u306b\u304f\u304f\u306a\u308b\u3002\u30b7\u30f3\u30d7\u30eb\u306a\u72b6\u614b\u304b\u3089\u59cb\u3081\u3001\u5f8c\u3067\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3002<\/li>\n<li><strong>\u4f9d\u5b58\u95a2\u4fc2\u3068\u95a2\u9023\u3092\u6df7\u540c\u3059\u308b:<\/strong>\u4f9d\u5b58\u95a2\u4fc2\u306f\u4e00\u6642\u7684\u3067\u3042\u308b\u306e\u306b\u5bfe\u3057\u3001\u95a2\u9023\u306f\u69cb\u9020\u7684\u3067\u3042\u308b\u3002\u30af\u30e9\u30b9\u304c\u30e1\u30f3\u30d0\u30fc\u5909\u6570\u3068\u3057\u3066\u5225\u306e\u30af\u30e9\u30b9\u3078\u306e\u53c2\u7167\u3092\u4fdd\u6301\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u305d\u308c\u306f\u901a\u5e38\u4f9d\u5b58\u95a2\u4fc2\u3067\u306f\u306a\u304f\u95a2\u9023\u3067\u3042\u308b\u3002<\/li>\n<li><strong>\u591a\u91cd\u6027\u3092\u7121\u8996\u3059\u308b:<\/strong>\u591a\u91cd\u6027\u3092\u6307\u5b9a\u3057\u306a\u3044\u3068\u30e2\u30c7\u30eb\u304c\u66d6\u6627\u306b\u306a\u308b\u3002\u95a2\u4fc2\u306b\u53c2\u52a0\u3067\u304d\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6570\u3092\u5e38\u306b\u660e\u78ba\u306b\u5b9a\u7fa9\u3059\u308b\u3079\u304d\u3067\u3042\u308b\u3002<\/li>\n<li><strong>\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u306e\u6b20\u5982:<\/strong>\u95a2\u4fc2\u304c\u5358\u65b9\u5411\u306e\u5834\u5408\u3001\u77e2\u5370\u304c\u6b63\u3057\u3044\u65b9\u5411\u3092\u5411\u3044\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002\u3053\u308c\u306f\u30b3\u30fc\u30c9\u306e\u751f\u6210\u65b9\u6cd5\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5\u306b\u5f71\u97ff\u3059\u308b\u3002<\/li>\n<\/ul>\n<h2>\ud83c\udf10 \u5b9f\u4e16\u754c\u306b\u304a\u3051\u308b\u5fdc\u7528\u30b7\u30ca\u30ea\u30aa<\/h2>\n<p>\u3053\u308c\u3089\u306e\u6982\u5ff5\u3092\u8aac\u660e\u3059\u308b\u305f\u3081\u306b\u3001\u96fb\u5b50\u5546\u53d6\u5f15\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u691c\u8a0e\u3057\u3066\u307f\u3088\u3046\u3002<\/p>\n<h3>\u6ce8\u6587\u51e6\u7406<\/h3>\n<p>\u3053\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001<strong>\u9867\u5ba2<\/strong>\u304c<strong>\u6ce8\u6587<\/strong>\u3092\u767a\u6ce8\u3059\u308b\u3002\u3053\u308c\u306f\u95a2\u9023\u3067\u3042\u308b\u30021\u4eba\u306e\u9867\u5ba2\u304c\u8907\u6570\u306e\u6ce8\u6587\u3092\u767a\u6ce8\u3067\u304d\u308b\uff081..*\uff09\u3002\u6ce8\u6587\u306b\u306f\u6ce8\u6587\u9805\u76ee\u304c\u542b\u307e\u308c\u308b\u3002<\/p>\n<p>\u6ce8\u6587\u9805\u76ee<strong>\u306f<\/strong>\u306b\u4f9d\u5b58\u3059\u308b\u3002\u6ce8\u6587\u9805\u76ee\u306f\u88fd\u54c1\u3092\u6240\u6709\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u304c\u3001\u4fa1\u683c\u3084\u8aac\u660e\u3092\u53c2\u7167\u3059\u308b\u305f\u3081\u306b\u53c2\u7167\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u306f\u4f9d\u5b58\u95a2\u4fc2\u3067\u3042\u308b\u3002<strong>\u306f<\/strong>\u306b\u4f9d\u5b58\u3059\u308b\u3002\u6ce8\u6587\u9805\u76ee\u306f\u88fd\u54c1\u3092\u6240\u6709\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u304c\u3001\u4fa1\u683c\u3084\u8aac\u660e\u3092\u53c2\u7167\u3059\u308b\u305f\u3081\u306b\u53c2\u7167\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u306f\u4f9d\u5b58\u95a2\u4fc2\u3067\u3042\u308b\u3002<\/p>\n<p>\u30e6\u30fc\u30b6\u30fc<strong>\u306f<\/strong>\u30ab\u30c6\u30b4\u30ea\u3067\u69cb\u6210\u3055\u308c\u308b\u3002\u30ab\u30c6\u30b4\u30ea\u304c\u524a\u9664\u3055\u308c\u305f\u5834\u5408\u3001\u88fd\u54c1\u3068\u306e\u95a2\u4fc2\u306f\u5927\u304d\u304f\u5909\u5316\u3059\u308b\u3002\u3053\u308c\u306f\u69cb\u6210\u3092\u793a\u5506\u3057\u3066\u3044\u308b\u3002<strong>\u30ab\u30c6\u30b4\u30ea<\/strong>\u3002\u30ab\u30c6\u30b4\u30ea\u304c\u524a\u9664\u3055\u308c\u305f\u5834\u5408\u3001\u88fd\u54c1\u3068\u306e\u95a2\u4fc2\u306f\u5927\u304d\u304f\u5909\u5316\u3059\u308b\u3002\u3053\u308c\u306f\u69cb\u6210\u3092\u793a\u5506\u3057\u3066\u3044\u308b\u3002<\/p>\n<h3>\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c<\/h3>\n<p>\u30e6\u30fc\u30b6\u30fc<strong>\u30af\u30e9\u30b9\u306f<\/strong>\u4eba<strong>\u30af\u30e9\u30b9\u304b\u3089\u7d99\u627f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u3053\u308c\u306f\u4e00\u822c\u5316\u3067\u3042\u308b\u3002<\/strong>\u3053\u306e<strong>\u30e6\u30fc\u30b6\u30fc<\/strong> \u30af\u30e9\u30b9\u306f\u6b21\u306e\u5c5e\u6027\u3092\u8ffd\u52a0\u3059\u308b<em>\u30e6\u30fc\u30b6\u30fc\u540d<\/em> \u304a\u3088\u3073 <em>\u30d1\u30b9\u30ef\u30fc\u30c9\u30cf\u30c3\u30b7\u30e5<\/em>.<\/p>\n<p>A <strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u30de\u30cd\u30fc\u30b8\u30e3<\/strong> \u306f\u6b21\u306e\u30af\u30e9\u30b9\u306b\u4f9d\u5b58\u3059\u308b<strong>\u30e6\u30fc\u30b6\u30fc<\/strong> \u30af\u30e9\u30b9\u306b\u3088\u3063\u3066\u8a8d\u8a3c\u60c5\u5831\u3092\u691c\u8a3c\u3059\u308b\u3002\u3053\u308c\u306f\u4f9d\u5b58\u95a2\u4fc2\u3067\u3042\u308b\u3002<\/p>\n<h2>\ud83d\udd0d 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