{"id":113,"date":"2026-04-04T02:34:25","date_gmt":"2026-04-04T02:34:25","guid":{"rendered":"https:\/\/www.go-notes.com\/tw\/translating-business-requirements-uml-class-diagrams\/"},"modified":"2026-04-04T02:34:25","modified_gmt":"2026-04-04T02:34:25","slug":"translating-business-requirements-uml-class-diagrams","status":"publish","type":"post","link":"https:\/\/www.go-notes.com\/tw\/translating-business-requirements-uml-class-diagrams\/","title":{"rendered":"\u5f4c\u5408\u5dee\u8ddd\uff1a\u5c07\u5546\u696d\u9700\u6c42\u8f49\u8b6f\u70baUML\u985e\u5716"},"content":{"rendered":"<p>\u5728\u8edf\u9ad4\u958b\u767c\u7684\u8907\u96dc\u74b0\u5883\u4e2d\uff0c\u5546\u696d\u610f\u5716\u8207\u6280\u8853\u5be6\u73fe\u4e4b\u9593\u7684\u812b\u7bc0\u7d93\u5e38\u5c0e\u81f4\u6602\u8cb4\u7684\u5ef6\u9072\u8207\u91cd\u505a\u3002\u9019\u500b\u5dee\u8ddd\u51fa\u73fe\u5728\u5546\u696d\u5229\u76ca\u76f8\u95dc\u8005\u4ee5\u81ea\u7136\u8a9e\u8a00\u95e1\u8ff0\u9700\u6c42\uff0c\u800c\u5de5\u7a0b\u5e2b\u5247\u5c07\u5176\u89e3\u8b80\u70ba\u7a0b\u5f0f\u78bc\u7d50\u69cb\u4e4b\u6642\u3002\u8de8\u8d8a\u9019\u9053\u9d3b\u6e9d\u7684\u6a4b\u6a11\u662f\u7d71\u4e00\u5efa\u6a21\u8a9e\u8a00\uff08UML\uff09\uff0c\u7279\u5225\u662f\u985e\u5716\u3002\u9019\u500b\u8996\u89ba\u5316\u5be6\u9ad4\u4f5c\u70ba\u9818\u57df\u908f\u8f2f\u8207\u7cfb\u7d71\u67b6\u69cb\u4e4b\u9593\u7684\u5951\u7d04\u3002<\/p>\n<p>\u5c07\u9700\u6c42\u8f49\u8b6f\u70ba\u985e\u5716\u4e0d\u50c5\u50c5\u662f\u7e6a\u5716\u7df4\u7fd2\uff1b\u5b83\u662f\u4e00\u500b\u56b4\u8b39\u7684\u5206\u6790\u904e\u7a0b\u3002\u9019\u9700\u8981\u8b58\u5225\u5be6\u9ad4\u3001\u5b9a\u7fa9\u884c\u70ba\uff0c\u4e26\u5efa\u7acb\u80fd\u6e96\u78ba\u53cd\u6620\u7d44\u7e54\u904b\u71df\u73fe\u5be6\u7684\u95dc\u4fc2\u3002\u4e00\u500b\u7cbe\u5fc3\u69cb\u5efa\u7684\u5716\u8868\u80fd\u6e1b\u5c11\u6b67\u7fa9\uff0c\u5f15\u5c0e\u7a0b\u5f0f\u78bc\u7de8\u5beb\uff0c\u4e26\u4f5c\u70ba\u672a\u4f86\u7dad\u8b77\u7684\u6587\u4ef6\u3002\u672c\u6307\u5357\u8a73\u7d30\u8aaa\u660e\u4e86\u5c07\u5546\u696d\u9700\u6c42\u8f49\u5316\u70ba\u7a69\u5065\u6280\u8853\u6a21\u578b\u7684\u7cfb\u7d71\u6027\u65b9\u6cd5\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Hand-drawn whiteboard infographic illustrating the translation process from business requirements to UML class diagrams: features a bridge metaphor connecting business analysis (highlighting nouns\u2192entities, verbs\u2192operations, adjectives\u2192attributes) to UML modeling (class compartments, association\/aggregation\/composition\/inheritance relationships, multiplicity notations), with color-coded markers for different concepts, a 3-step workflow (identify classes, define attributes\/operations, establish relationships), validation checklist icons, common pitfalls warnings, and a practical e-commerce example showing Customer\u2192Cart\u2192Product relationships\" decoding=\"async\" src=\"https:\/\/www.go-notes.com\/wp-content\/uploads\/2026\/04\/business-requirements-to-uml-class-diagram-infographic-whiteboard-style.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83d\udd0d \u7406\u89e3\u5546\u696d\u9700\u6c42\uff1a\u57fa\u790e<\/h2>\n<p>\u5728\u7e6a\u88fd\u4efb\u4f55\u4e00\u500b\u77e9\u5f62\u6216\u7dda\u689d\u4e4b\u524d\uff0c\u5fc5\u9808\u5fb9\u5e95\u7406\u89e3\u539f\u59cb\u8cc7\u6599\u3002\u5546\u696d\u9700\u6c42\u901a\u5e38\u4ee5\u6563\u6587\u3001\u4f7f\u7528\u8005\u6545\u4e8b\u6216\u529f\u80fd\u898f\u683c\u66f8\u7684\u5f62\u5f0f\u64b0\u5beb\u3002\u5b83\u5011\u63cf\u8ff0<em>\u7cfb\u7d71\u61c9\u8a72\u505a\u4ec0\u9ebc<\/em>\u7cfb\u7d71\u61c9\u8a72\u505a\u4ec0\u9ebc\uff0c\u800c\u4e0d\u662f<em>\u7cfb\u7d71\u61c9\u8a72\u5982\u4f55\u505a<\/em>\u5b83\u61c9\u8a72\u5982\u4f55\u505a\u3002\u7ffb\u8b6f\u8005\u7684\u4efb\u52d9\u662f\u63d0\u53d6\u4ee3\u8868\u7d50\u69cb\u8207\u884c\u70ba\u7684\u540d\u8a5e\u8207\u52d5\u8a5e\u3002<\/p>\n<p>\u6709\u6548\u7684\u5206\u6790\u59cb\u65bc\u8b58\u5225\u6838\u5fc3\u9818\u57df\u6982\u5ff5\u3002\u9019\u4e9b\u662f\u5728\u5546\u696d\u74b0\u5883\u4e2d\u5be6\u969b\u5b58\u5728\u7684\u7269\u4ef6\u3002\u4f8b\u5982\uff0c\u5728\u96f6\u552e\u7cfb\u7d71\u4e2d\uff0c\u6982\u5ff5\u5305\u62ec<strong>\u9867\u5ba2<\/strong>, <strong>\u8a02\u55ae<\/strong>, <strong>\u7522\u54c1<\/strong>\uff0c\u4ee5\u53ca<strong>\u5eab\u5b58<\/strong>\u3002\u9019\u4e9b\u540d\u8a5e\u6210\u70ba\u985e\u7684\u4e3b\u8981\u5019\u9078\u8005\u3002<\/p>\n<h3>\u9700\u6c42\u5206\u6790\u7684\u95dc\u9375\u6b65\u9a5f<\/h3>\n<ul>\n<li><strong>\u95b1\u8b80\u4ee5\u7406\u89e3\u80cc\u666f\uff1a<\/strong>\u5728\u95dc\u6ce8\u8a9e\u6cd5\u4e4b\u524d\uff0c\u5148\u7406\u89e3\u5546\u696d\u9818\u57df\u3002<\/li>\n<li><strong>\u8b58\u5225\u540d\u8a5e\uff1a<\/strong>\u6a19\u793a\u6f5b\u5728\u7684\u5be6\u9ad4\u3002\u9019\u4e9b\u5c31\u662f\u4f60\u7684\u5019\u9078\u985e\u5225\u3002<\/li>\n<li><strong>\u8b58\u5225\u52d5\u8a5e\uff1a<\/strong>\u6a19\u793a\u52d5\u4f5c\u3002\u9019\u4e9b\u901a\u5e38\u8f49\u5316\u70ba\u65b9\u6cd5\u6216\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u8b58\u5225\u5f62\u5bb9\u8a5e\uff1a<\/strong>\u6a19\u793a\u5c6c\u6027\u3002\u9019\u4e9b\u63cf\u8ff0\u5be6\u9ad4\u7684\u72c0\u614b\u3002<\/li>\n<li><strong>\u63d0\u53d6\u7d04\u675f\u689d\u4ef6\uff1a<\/strong>\u8a18\u9304\u6709\u95dc\u8cc7\u6599\u985e\u578b\u3001\u9650\u5236\u6216\u5fc5\u586b\u6b04\u4f4d\u7684\u898f\u5247\u3002<\/li>\n<\/ul>\n<p>\u8acb\u8003\u616e\u4ee5\u4e0b\u9700\u6c42\u9673\u8ff0\uff1a<\/p>\n<blockquote>\n<p>\u300c\u5df2\u8a3b\u518a\u7684\u5ba2\u6236\u53ef\u4ee5\u4e0b\u55ae\uff0c\u8a02\u55ae\u4e2d\u53ef\u5305\u542b\u591a\u500b\u7522\u54c1\u3002\u6bcf\u500b\u7522\u54c1\u5fc5\u9808\u5177\u6709\u552f\u4e00\u7684ID\uff0c\u4e14\u5728\u63d0\u4ea4\u6642\u8a02\u55ae\u72c0\u614b\u5fc5\u9808\u66f4\u65b0\u70ba\u300e\u5f85\u8655\u7406\u300f\u3002\u300d<\/p>\n<\/blockquote>\n<p>\u5f9e\u9019\u53e5\u8a71\u4e2d\uff0c\u6211\u5011\u63d0\u53d6\uff1a<\/p>\n<ul>\n<li><strong>\u5be6\u9ad4\uff1a<\/strong> \u5ba2\u6236\u3001\u8a02\u55ae\u3001\u7522\u54c1\u3002<\/li>\n<li><strong>\u5c6c\u6027\uff1a<\/strong> \u552f\u4e00ID\uff08\u7528\u65bc\u7522\u54c1\uff09\uff0c\u72c0\u614b\uff08\u7528\u65bc\u8a02\u55ae\uff09\u3002<\/li>\n<li><strong> \u884c\u52d5\uff1a<\/strong> \u4e0b\u55ae\uff0c\u66f4\u65b0\u72c0\u614b\u3002<\/li>\n<li><strong> \u7d04\u675f\uff1a<\/strong> \u6bcf\u7b46\u8a02\u55ae\u53ef\u5305\u542b\u591a\u500b\u7522\u54c1\uff0c\u552f\u4e00ID\u8981\u6c42\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udcd0 UML\u985e\u5716\u7684\u57fa\u790e<\/h2>\n<p>UML\u985e\u5716\u662f\u975c\u614b\u7d50\u69cb\u5716\u3002\u5b83\u5011\u5448\u73fe\u7cfb\u7d71\u7684\u85cd\u5716\uff0c\u986f\u793a\u985e\u5225\u3001\u5176\u5c6c\u6027\u3001\u64cd\u4f5c\u4ee5\u53ca\u7269\u4ef6\u4e4b\u9593\u7684\u95dc\u4fc2\u3002\u8207\u986f\u793a\u96a8\u6642\u9593\u8b8a\u5316\u7684\u884c\u70ba\u7684\u5e8f\u5217\u5716\u4e0d\u540c\uff0c\u985e\u5716\u986f\u793a\u7684\u662f\u6301\u4e45\u7684\u7d50\u69cb\u3002<\/p>\n<h3>\u985e\u5225\u89e3\u5256<\/h3>\n<p>\u6bcf\u500b\u985e\u5225\u901a\u5e38\u4ee5\u4e00\u500b\u88ab\u5206\u9694\u6210\u4e09\u500b\u90e8\u5206\u7684\u65b9\u6846\u4f86\u8868\u793a\uff1a<\/p>\n<ol>\n<li><strong>\u540d\u7a31\uff1a<\/strong> \u4e0a\u65b9\u90e8\u5206\u5305\u542b\u985e\u5225\u540d\u7a31\u3002\u61c9\u70ba\u540d\u8a5e\u4e14\u9996\u5b57\u6bcd\u5927\u5beb\uff08\u4f8b\u5982\uff0c<code>\u5ba2\u6236<\/code>).<\/li>\n<li><strong>\u5c6c\u6027\uff1a<\/strong> \u4e2d\u9593\u90e8\u5206\u5217\u51fa\u5c6c\u6027\u6216\u8cc7\u6599\u6210\u54e1\u3002\u901a\u5e38\u6703\u4f7f\u7528\u53ef\u898b\u6027\u4fee\u98fe\u7b26\uff08\u4f8b\u5982\uff0c<code>+<\/code>, <code>-<\/code>, <code>#<\/code>\uff09\u5e38\u88ab\u4f7f\u7528\u3002<\/li>\n<li><strong>\u64cd\u4f5c\uff1a<\/strong> \u5e95\u90e8\u90e8\u5206\u5217\u51fa\u8a72\u985e\u5225\u53ef\u7528\u7684\u65b9\u6cd5\u6216\u51fd\u6578\u3002<\/li>\n<\/ol>\n<h3>\u95dc\u4fc2<\/h3>\n<p>\u985e\u5225\u5f88\u5c11\u5b64\u7acb\u5b58\u5728\u3002\u5b83\u5011\u900f\u904e\u5b9a\u7fa9\u985e\u5225\u5be6\u4f8b\u4e4b\u9593\u5982\u4f55\u76f8\u4e92\u95dc\u806f\u7684\u95dc\u4fc2\u9032\u884c\u4e92\u52d5\u3002\u4e3b\u8981\u7684\u95dc\u4fc2\u985e\u578b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u95dc\u806f\uff1a<\/strong> \u4e00\u7a2e\u7d50\u69cb\u95dc\u4fc2\uff0c\u5176\u4e2d\u7269\u4ef6\u5f7c\u6b64\u9023\u7d50\u3002\u5b83\u4ee3\u8868\u4e00\u7a2e\u300c\u77e5\u9053\u300d\u7684\u95dc\u4fc2\u3002<\/li>\n<li><strong> \u805a\u5408\uff1a<\/strong> \u4e00\u7a2e\u7279\u5b9a\u7684\u95dc\u806f\u985e\u578b\uff0c\u4ee3\u8868\u300c\u6574\u9ad4-\u90e8\u5206\u300d\u95dc\u4fc2\uff0c\u5176\u4e2d\u90e8\u5206\u53ef\u4ee5\u5728\u6c92\u6709\u6574\u9ad4\u7684\u60c5\u6cc1\u4e0b\u7368\u7acb\u5b58\u5728\u3002<\/li>\n<li><strong> \u7d44\u5408\uff1a<\/strong> \u4e00\u7a2e\u66f4\u5f37\u7684\u805a\u5408\u5f62\u5f0f\uff0c\u5176\u4e2d\u90e8\u5206\u7121\u6cd5\u5728\u6c92\u6709\u6574\u9ad4\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\u3002<\/li>\n<li><strong> \u7e7c\u627f\uff08\u6cdb\u5316\uff09\uff1a<\/strong> \u4ee3\u8868\u4e00\u7a2e\u300c\u662f-\u4e00\u7a2e\u300d\u95dc\u4fc2\uff0c\u5176\u4e2d\u5b50\u985e\u5225\u5f9e\u8d85\u985e\u5225\u7e7c\u627f\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udd04 \u7ffb\u8b6f\u6d41\u7a0b\uff1a\u9010\u6b65\u8aaa\u660e<\/h2>\n<p> 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1\uff1a\u8b58\u5225\u5019\u9078\u985e\u5225<\/h3>\n<p>\u5be9\u95b1\u9700\u6c42\u6587\u5b57\uff0c\u6a19\u793a\u6240\u6709\u91cd\u8981\u7684\u540d\u8a5e\uff0c\u4e26\u908f\u8f2f\u6027\u5730\u9032\u884c\u5206\u7d44\u3002\u6709\u6642\u540d\u8a5e\u904e\u65bc\u7d30\u7dfb\uff08\u4f8b\u5982\u300c\u5730\u5740\u300d\u5728\u300c\u5ba2\u6236\u300d\u5167\u90e8\uff09\u6216\u904e\u65bc\u5bec\u6cdb\uff08\u4f8b\u5982\u300c\u7cfb\u7d71\u300d\uff09\u3002\u904e\u6ffe\u6e05\u55ae\uff0c\u50c5\u4fdd\u7559\u4ee3\u8868\u91cd\u8981\u5546\u696d\u6982\u5ff5\u7684\u9805\u76ee\u3002<\/p>\n<p><strong>\u7be9\u9078\u6a19\u6e96\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u91cd\u8981\u6027\uff1a<\/strong> \u8a72\u7269\u4ef6\u662f\u5426\u5177\u6709\u72c0\u614b\u6216\u884c\u70ba\uff1f<\/li>\n<li><strong>\u53ef\u91cd\u7528\u6027\uff1a<\/strong> \u662f\u5426\u5728\u591a\u500b\u5730\u65b9\u4f7f\u7528\uff1f<\/li>\n<li><strong>\u8907\u96dc\u5ea6\uff1a<\/strong> \u662f\u5426\u5177\u6709\u5167\u90e8\u908f\u8f2f\u6216\u8cc7\u6599\uff1f<\/li>\n<\/ul>\n<h3>\u6b65\u9a5f 2\uff1a\u5b9a\u7fa9\u5c6c\u6027\u548c\u64cd\u4f5c<\/h3>\n<p>\u91dd\u5c0d\u6bcf\u500b\u9078\u5b9a\u7684\u985e\u5225\uff0c\u5b9a\u7fa9\u5176\u6301\u6709\u7684\u8cc7\u6599\u4ee5\u53ca\u80fd\u57f7\u884c\u7684\u52d5\u4f5c\u3002\u5c6c\u6027\u4f86\u81ea\u9700\u6c42\u4e2d\u7684\u5f62\u5bb9\u8a5e\u6216\u7279\u5b9a\u8cc7\u6599\u6b04\u4f4d\u3002\u64cd\u4f5c\u5247\u4f86\u81ea\u63cf\u8ff0\u5c0d\u5be6\u9ad4\u57f7\u884c\u6216\u7531\u5be6\u9ad4\u57f7\u884c\u7684\u52d5\u4f5c\u7684\u52d5\u8a5e\u3002<\/p>\n<p><em>\u7bc4\u4f8b\uff1a<\/em><\/p>\n<ul>\n<li><strong>\u985e\u5225\uff1a<\/strong> \u7522\u54c1<\/li>\n<li><strong> \u5c6c\u6027\uff1a<\/strong> productId\uff08\u5b57\u4e32\uff09\uff0cprice\uff08\u5341\u9032\u4f4d\u6578\uff09\uff0cstockQuantity\uff08\u6574\u6578\uff09\u3002<\/li>\n<li><strong> \u64cd\u4f5c\uff1a<\/strong> calculateDiscount\uff08\uff09\uff0cupdateStock\uff08\uff09\uff0cvalidatePrice\uff08\uff09\u3002<\/li>\n<\/ul>\n<h3>\u6b65\u9a5f 3\uff1a\u5efa\u7acb\u95dc\u4fc2<\/h3>\n<p>\u6839\u64da\u985e\u5225\u5728\u5546\u696d\u6d41\u7a0b\u4e2d\u7684\u4e92\u52d5\u65b9\u5f0f\u4f86\u9023\u7d50\u5b83\u5011\u3002\u9019\u901a\u5e38\u662f\u6700\u91cd\u8981\u7684\u6b65\u9a5f\u3002\u932f\u8aa4\u8b58\u5225\u95dc\u4fc2\uff0c\u5f8c\u7e8c\u53ef\u80fd\u5c0e\u81f4\u8cc7\u6599\u5eab\u7d50\u69cb\u932f\u8aa4\u3002<\/p>\n<p>\u63d0\u51fa\u4ee5\u4e0b\u554f\u984c\u4ee5\u78ba\u5b9a\u95dc\u4fc2\uff1a<\/p>\n<ul>\n<li><strong>\u4e00\u500b\u7269\u4ef6\u662f\u5426\u5305\u542b\u53e6\u4e00\u500b\u7269\u4ef6\uff1f<\/strong>\uff08\u7d44\u5408\/\u805a\u5408\uff09<\/li>\n<li><strong>\u4e00\u500b\u7269\u4ef6\u662f\u5426\u53c3\u8003\u53e6\u4e00\u500b\u7269\u4ef6\uff1f<\/strong>\uff08\u95dc\u806f\uff09<\/li>\n<li><strong>\u4e00\u500b\u7269\u4ef6\u662f\u5426\u70ba\u53e6\u4e00\u500b\u7269\u4ef6\u7684\u7279\u6b8a\u985e\u578b\uff1f<\/strong>\uff08\u7e7c\u627f\uff09<\/li>\n<\/ul>\n<h2>\ud83d\udcca \u5c07\u9700\u6c42\u5c0d\u61c9\u81f3\u5716\u5f62\u5143\u7d20<\/h2>\n<p>\u4e0b\u8868\u8aaa\u660e\u7279\u5b9a\u985e\u578b\u7684\u696d\u52d9\u9700\u6c42\u5982\u4f55\u76f4\u63a5\u5c0d\u61c9\u81f3UML\u985e\u5716\u5143\u7d20\u3002\u6b64\u53c3\u8003\u53ef\u5354\u52a9\u5728\u5efa\u6a21\u904e\u7a0b\u4e2d\u4fdd\u6301\u4e00\u81f4\u6027\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9700\u6c42\u985e\u578b<\/th>\n<th>\u7bc4\u4f8b\u6587\u5b57<\/th>\n<th>\u5716\u5f62\u5143\u7d20<\/th>\n<th>\u5099\u8a3b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5be6\u9ad4\u5b9a\u7fa9<\/td>\n<td>\u300c\u7cfb\u7d71\u6703\u8ffd\u8e64\u4f7f\u7528\u8005\u3002\u300d<\/td>\n<td>\u985e\u5225\uff1a<code>\u4f7f\u7528\u8005<\/code><\/td>\n<td>\u985e\u5225\u540d\u7a31\u4f7f\u7528\u540d\u8a5e\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5c6c\u6027\u5b9a\u7fa9<\/td>\n<td>\u300c\u4f7f\u7528\u8005\u64c1\u6709\u4e00\u500b\u96fb\u5b50\u90f5\u4ef6\u4f4d\u5740\u3002\u300d<\/td>\n<td>\u5c6c\u6027\uff1a<code>- \u96fb\u5b50\u90f5\u4ef6\uff1a\u5b57\u4e32<\/code><\/td>\n<td>\u5728\u5df2\u77e5\u7684\u60c5\u6cc1\u4e0b\u6307\u5b9a\u8cc7\u6599\u985e\u578b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u884c\u70ba\u5b9a\u7fa9<\/td>\n<td>\u300c\u4f7f\u7528\u8005\u53ef\u4ee5\u767b\u5165\u3002\u300d<\/td>\n<td>\u904b\u7b97\uff1a<code>+ \u767b\u5165()\uff1a\u5e03\u6797\u503c<\/code><\/td>\n<td>\u52d5\u8a5e\u8f49\u63db\u70ba\u65b9\u6cd5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6240\u6709\u6b0a<\/td>\n<td>\u300c\u8a02\u55ae\u5c6c\u65bc\u9867\u5ba2\u3002\u300d<\/td>\n<td>\u95dc\u806f (1:1 \u6216 1:*)<\/td>\n<td>\u6aa2\u67e5\u591a\u91cd\u6027\u898f\u5247\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u90e8\u5206-\u6574\u9ad4<\/td>\n<td>\u300c\u4e00\u500b\u8a02\u55ae\u7531\u660e\u7d30\u9805\u76ee\u7d44\u6210\u3002\u300d<\/td>\n<td>\u7d44\u6210<\/td>\n<td>\u5982\u679c\u8a02\u55ae\u88ab\u522a\u9664\uff0c\u9805\u76ee\u4e5f\u6703\u96a8\u4e4b\u6d88\u4ea1\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u7279\u6b8a\u5316<\/td>\n<td>\u300c\u9ad8\u7d1a\u4f7f\u7528\u8005\u662f\u4e00\u7a2e\u6a19\u6e96\u4f7f\u7528\u8005\u3002\u300d<\/td>\n<td>\u7e7c\u627f<\/td>\n<td>\u9ad8\u7d1a\u4f7f\u7528\u8005\u7e7c\u627f\u4f7f\u7528\u8005\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udd17 \u7ba1\u7406\u95dc\u4fc2\u8207\u591a\u91cd\u6027<\/h2>\n<p>\u95dc\u4fc2\u5b9a\u7fa9\u4e86\u985e\u4e4b\u9593\u9023\u63a5\u7684\u57fa\u6578\u3002\u591a\u91cd\u6027\u6307\u5b9a\u4e00\u500b\u985e\u7684\u591a\u5c11\u500b\u5be6\u4f8b\u8207\u53e6\u4e00\u500b\u985e\u7684\u4e00\u500b\u5be6\u4f8b\u76f8\u95dc\u806f\u3002\u6b63\u78ba\u5b9a\u7fa9\u591a\u91cd\u6027\u5c0d\u65bc\u8cc7\u6599\u5eab\u898f\u7bc4\u5316\u548c\u67e5\u8a62\u6548\u80fd\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h3>\u5e38\u898b\u7684\u591a\u91cd\u6027<\/h3>\n<ul>\n<li><strong>1:<\/strong>\u6070\u597d\u4e00\u500b\u5be6\u4f8b\u3002<\/li>\n<li><strong>0..1:<\/strong>\u96f6\u500b\u6216\u4e00\u500b\u5be6\u4f8b\uff08\u53ef\u9078\uff09\u3002<\/li>\n<li><strong>1..*:<\/strong>\u4e00\u500b\u6216\u591a\u500b\u5be6\u4f8b\u3002<\/li>\n<li><strong>0..*:<\/strong>\u96f6\u500b\u6216\u591a\u500b\u5be6\u4f8b\u3002<\/li>\n<li><strong>*<\/strong>\uff1a0..* \u7684\u540c\u7fa9\u8a5e\u3002<\/li>\n<\/ul>\n<p><strong>\u60c5\u5883\u5206\u6790\uff1a<\/strong><\/p>\n<p>\u8003\u616e\u4e00\u500b\u5716\u66f8\u9928\u7cfb\u7d71\u3002\u4e00\u500b<code>\u66f8\u7c4d<\/code>\u53ef\u4ee5\u7531\u4e00\u500b<code>\u6703\u54e1<\/code>.<\/p>\n<ul>\n<li>\u66f8\u7c4d\u53ef\u4ee5\u5728\u6c92\u6709\u6703\u54e1\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\u55ce\uff1f\u53ef\u4ee5\u3002\u5728\u6703\u54e1\u7aef\u7684\u591a\u91cd\u6027\uff1a0..*<\/li>\n<li>\u6210\u54e1\u53ef\u4ee5\u5728\u6c92\u6709\u66f8\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\u55ce\uff1f\u53ef\u4ee5\u3002\u66f8\u7684\u4e00\u65b9\u7684\u591a\u91cd\u6027\u70ba\uff1a0..*<\/li>\n<li>\u4e00\u672c\u66f8\u53ef\u4ee5\u540c\u6642\u88ab\u591a\u500b\u6210\u54e1\u501f\u95b1\u55ce\uff1f\u4e0d\u53ef\u4ee5\u3002\u5728\u501f\u95b1\u6642\uff0c\u591a\u91cd\u6027\u70ba1:1\uff0c\u4f46\u96a8\u8457\u6642\u9593\u63a8\u79fb\uff0c\u8b8a\u70ba1:*\u3002<\/li>\n<\/ul>\n<p>\u5340\u5206\u4ee5\u4e0b\u5169\u8005\u81f3\u95dc\u91cd\u8981\uff1a<strong>\u805a\u5408<\/strong>\u8207<strong>\u7d44\u6210<\/strong>\u3002\u5169\u8005\u90fd\u8868\u793a\u300c\u6574\u9ad4-\u90e8\u5206\u300d\u95dc\u4fc2\uff0c\u4f46\u5176\u751f\u547d\u9031\u671f\u6709\u6240\u4e0d\u540c\u3002<\/p>\n<ul>\n<li><strong>\u805a\u5408\uff1a<\/strong> \u90e8\u5206\u53ef\u4ee5\u7368\u7acb\u5b58\u5728\u3002\u7bc4\u4f8b\uff1a\u4e00\u500b<code>\u90e8\u9580<\/code>\u64c1\u6709<code>\u54e1\u5de5<\/code>\u3002\u5982\u679c\u90e8\u9580\u89e3\u6563\uff0c\u54e1\u5de5\u4ecd\u7136\u5b58\u5728\u3002<\/li>\n<li><strong>\u7d44\u6210\uff1a<\/strong> \u90e8\u5206\u4f9d\u8cf4\u65bc\u6574\u9ad4\u3002\u7bc4\u4f8b\uff1a\u4e00\u68df<code>\u623f\u5c4b<\/code>\u64c1\u6709<code>\u623f\u9593<\/code>\u3002\u5982\u679c\u623f\u5c4b\u88ab\u62c6\u9664\uff0c\u9019\u4e9b\u623f\u9593\u5728\u8a72\u60c5\u5883\u4e0b\u4fbf\u4e0d\u5fa9\u5b58\u5728\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udee0\ufe0f \u8fed\u4ee3\u5f0f\u7cbe\u7149\u8207\u9a57\u8b49<\/h2>\n<p>\u5efa\u7acb\u985e\u5716\u5f88\u5c11\u662f\u7dda\u6027\u7684\u904e\u7a0b\u3002\u5b83\u662f\u4e00\u500b\u53cd\u8986\u7684\u5efa\u6a21\u3001\u5be9\u67e5\u8207\u7cbe\u7149\u5faa\u74b0\u3002\u6700\u521d\u7684\u8349\u5716\u53ea\u662f\u4e00\u7a2e\u5047\u8a2d\uff0c\u5fc5\u9808\u6839\u64da\u9700\u6c42\u9032\u884c\u9a57\u8b49\u3002<\/p>\n<h3>\u9a57\u8b49\u6aa2\u67e5\u6e05\u55ae<\/h3>\n<p>\u5728\u6700\u7d42\u78ba\u5b9a\u5716\u8868\u4e4b\u524d\uff0c\u8acb\u9010\u4e00\u6838\u5c0d\u6b64\u6e05\u55ae\uff0c\u4ee5\u78ba\u4fdd\u6e96\u78ba\u6027\u8207\u5b8c\u6574\u6027\u3002<\/p>\n<ul>\n<li><strong>\u5b8c\u6574\u6027\uff1a<\/strong>\u6240\u6709\u5546\u696d\u5be6\u9ad4\u90fd\u5df2\u5448\u73fe\u55ce\uff1f<\/li>\n<li><strong>\u4e00\u81f4\u6027\uff1a<\/strong>\u4e0d\u540c\u985e\u5225\u4e2d\u7684\u5c6c\u6027\u540d\u7a31\u662f\u5426\u4e00\u81f4\uff1f<\/li>\n<li><strong>\u6e05\u6670\u5ea6\uff1a<\/strong>\u5716\u8868\u662f\u5426\u6e05\u6670\u6613\u8b80\uff1f\u76e1\u53ef\u80fd\u907f\u514d\u7dda\u689d\u4ea4\u53c9\u3002<\/li>\n<li><strong>\u53ef\u884c\u6027\uff1a<\/strong> \u6240\u8b58\u5225\u7684\u64cd\u4f5c\u80fd\u5426\u4f7f\u7528\u7576\u524d\u7684\u6280\u8853\u5806\u758a\u5be6\u73fe\uff1f<\/li>\n<li><strong> \u6b63\u898f\u5316\uff1a<\/strong> \u662f\u5426\u5b58\u5728\u5197\u9918\u5c6c\u6027\uff1f\u8a2d\u8a08\u662f\u5426\u652f\u63f4\u9ad8\u6548\u7684\u6570\u636e\u6aa2\u7d22\uff1f<\/li>\n<\/ul>\n<h3> \u8655\u7406\u6a21\u7cca\u6027<\/h3>\n<p> \u9700\u6c42\u901a\u5e38\u6a21\u7cca\u4e0d\u6e05\u3002\u300c\u8655\u7406\u8cc7\u6599\u300d\u9019\u6a23\u7684\u8a5e\u8a9e\u53ef\u80fd\u610f\u5473\u8457\u9a57\u8b49\u3001\u8f49\u63db\u6216\u5132\u5b58\u3002\u5728\u7f3a\u4e4f\u660e\u78ba\u6027\u7684\u60c5\u6cc1\u4e0b\uff0c\u61c9\u505a\u51fa\u6709\u6587\u4ef6\u8a18\u9304\u7684\u5047\u8a2d\u3002\u5728\u5716\u793a\u4e2d\u6dfb\u52a0\u8a3b\u89e3\uff0c\u6307\u51fa\u8a72\u5047\u8a2d\u9700\u8981\u8207\u5229\u76ca\u76f8\u95dc\u8005\u78ba\u8a8d\u3002<\/p>\n<p><em> \u7bc4\u4f8b\uff1a<\/em> \u5982\u679c\u9700\u6c42\u6307\u51fa\u300c\u5132\u5b58\u5ba2\u6236\u8a73\u60c5\u300d\uff0c\u9019\u662f\u5426\u5305\u542b\u5e33\u55ae\u5730\u5740\u3001\u914d\u9001\u5730\u5740\uff0c\u6216\u5169\u8005\u7686\u6709\uff1f\u5716\u793a\u61c9\u660e\u78ba\u53cd\u6620\u6b64\u5340\u5225\uff0c\u800c\u975e\u5c07\u5b83\u5011\u7c21\u55ae\u6b78\u985e\u70ba\u901a\u7528\u7684\u300c\u5730\u5740\u300d\u985e\u5225\uff0c\u9664\u975e\u696d\u52d9\u908f\u8f2f\u78ba\u8a8d\u5b83\u5011\u5b8c\u5168\u76f8\u540c\u3002<\/p>\n<h2> \u26a0\ufe0f \u5efa\u6a21\u4e2d\u7684\u5e38\u898b\u9677\u9631<\/h2>\n<p> \u5373\u4f7f\u7d93\u9a57\u8c50\u5bcc\u7684\u5efa\u6a21\u8005\u4e5f\u6703\u9677\u5165\u9677\u9631\u3002\u4e86\u89e3\u5e38\u898b\u932f\u8aa4\u6709\u52a9\u65bc\u7dad\u6301\u8a2d\u8a08\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<h3>1. \u904e\u5ea6\u8a2d\u8a08<\/h3>\n<p>\u70ba\u89e3\u6c7a\u5047\u8a2d\u6027\u554f\u984c\u800c\u5275\u5efa\u62bd\u8c61\u985e\u5225\u548c\u6df1\u5c64\u7e7c\u627f\u5c64\u6b21\u7d50\u69cb\u3002\u61c9\u91dd\u5c0d\u7576\u524d\u9700\u6c42\u9032\u884c\u8a2d\u8a08\uff0c\u800c\u975e\u70ba\u6bcf\u4e00\u500b\u53ef\u80fd\u7684\u672a\u4f86\u60c5\u5883\u3002\u4fdd\u6301\u6a21\u578b\u7c21\u55ae\uff08YAGNI \u2013 \u4f60\u4e0d\u6703\u9700\u8981\u5b83\uff09\u3002<\/p>\n<h3>2. \u7121\u8840\u7d71\u9818\u57df\u6a21\u578b<\/h3>\n<p>\u5b9a\u7fa9\u53ea\u6709\u5c6c\u6027\u800c\u7121\u884c\u70ba\u7684\u985e\u5225\u3002\u5982\u679c\u4e00\u500b\u985e\u5225\u5177\u6709\u4fee\u6539\u81ea\u8eab\u72c0\u614b\u7684\u65b9\u6cd5\uff0c\u5b83\u5c31\u61c9\u8a72\u662f\u9762\u5411\u5c0d\u8c61\u7684\u985e\u5225\uff0c\u800c\u4e0d\u50c5\u50c5\u662f\u8cc7\u6599\u5bb9\u5668\u3002\u78ba\u4fdd\u50cf <code>calculateTotal()<\/code> \u6216 <code>validate()<\/code> \u9019\u6a23\u7684\u65b9\u6cd5\u61c9\u4f4d\u65bc\u5b83\u5011\u5728\u908f\u8f2f\u4e0a\u61c9\u5c6c\u7684\u985e\u5225\u4e2d\u3002<\/p>\n<h3>3. \u5ffd\u7565\u4ecb\u9762<\/h3>\n<p>\u985e\u5225\u901a\u5e38\u900f\u904e\u5408\u7d04\u9032\u884c\u4e92\u52d5\u3002\u5982\u679c\u4e00\u500b\u985e\u5225\u9700\u8981\u63a5\u53d7\u670d\u52d9\u7684\u4e0d\u540c\u5be6\u73fe\uff0c\u61c9\u5b9a\u7fa9\u4ecb\u9762\u6216\u62bd\u8c61\u985e\u5225\u3002\u9019\u53ef\u4f7f\u985e\u5225\u8207\u5177\u9ad4\u5be6\u73fe\u89e3\u8026\uff0c\u63d0\u5347\u5f48\u6027\u3002<\/p>\n<h3>4. \u9806\u74b0\u4f9d\u8cf4<\/h3>\n<p>\u78ba\u4fdd\u985e\u5225 A \u4e0d\u4f9d\u8cf4\u985e\u5225 B\uff0c\u800c\u985e\u5225 B \u53c8\u4f9d\u8cf4\u985e\u5225 C\uff0c\u985e\u5225 C \u518d\u4f9d\u8cf4\u56de\u985e\u5225 A\u3002\u9019\u6703\u5f62\u6210\u4e00\u500b\u5faa\u74b0\uff0c\u4f7f\u8f09\u5165\u3001\u6e2c\u8a66\u548c\u7dad\u8b77\u8b8a\u5f97\u8907\u96dc\u3002\u61c9\u900f\u904e\u5f15\u5165\u4ecb\u9762\u6216\u91cd\u65b0\u5b9a\u7fa9\u8cac\u4efb\u4f86\u6253\u7834\u5faa\u74b0\u3002<\/p>\n<h2>\ud83d\ude80 \u5be6\u969b\u7bc4\u4f8b\uff1a\u96fb\u5b50\u5546\u52d9\u7cfb\u7d71<\/h2>\n<p>\u70ba\u4e86\u978f\u56fa\u7406\u89e3\uff0c\u8b93\u6211\u5011\u5c07\u9019\u4e9b\u539f\u5247\u61c9\u7528\u65bc\u7c21\u5316\u7684\u96fb\u5b50\u5546\u52d9\u60c5\u5883\u4e2d\u3002<\/p>\n<h3>\u9700\u6c42<\/h3>\n<ul>\n<li>\u5ba2\u6236\u53ef\u4ee5\u8a3b\u518a\u4e26\u767b\u5165\u3002<\/li>\n<li>\u5ba2\u6236\u53ef\u4ee5\u700f\u89bd\u7522\u54c1\u985e\u5225\u3002<\/li>\n<li>\u5ba2\u6236\u53ef\u4ee5\u5c07\u5546\u54c1\u52a0\u5165\u8cfc\u7269\u8eca\u3002<\/li>\n<li>\u8a02\u55ae\u7531\u8cfc\u7269\u8eca\u751f\u6210\uff0c\u4e26\u5305\u542b\u7e3d\u91d1\u984d\u3002<\/li>\n<\/ul>\n<h3>\u884d\u751f\u985e\u5225<\/h3>\n<ul>\n<li><strong>\u5ba2\u6236\uff1a<\/strong> \u8655\u7406\u9a57\u8b49\u548c\u500b\u4eba\u7d30\u7bc0\u3002<\/li>\n<li><strong>\u7522\u54c1\uff1a<\/strong> \u5132\u5b58\u5eab\u5b58\u548c\u5b9a\u50f9\u8cc7\u6599\u3002<\/li>\n<li><strong>\u985e\u5225\uff1a<\/strong> \u5c07\u7522\u54c1\u5206\u7d44\u4ee5\u4fbf\u700f\u89bd\u3002<\/li>\n<li><strong>\u8cfc\u7269\u8eca\uff1a<\/strong> \u5728\u7d50\u5e33\u524d\u5132\u5b58\u66ab\u6642\u9805\u76ee\u3002<\/li>\n<li><strong>\u8a02\u55ae\uff1a<\/strong> \u5df2\u5b8c\u6210\u7684\u4ea4\u6613\u8a18\u9304\u3002<\/li>\n<li><strong>\u8cfc\u7269\u8eca\u9805\u76ee\uff1a<\/strong> \u8cfc\u7269\u8eca\u4e2d\u67d0\u7522\u54c1\u7684\u5177\u9ad4\u5be6\u4f8b\u3002<\/li>\n<\/ul>\n<h3>\u95dc\u4fc2<\/h3>\n<ul>\n<li><strong>\u5ba2\u6236\u64c1\u6709\u8cfc\u7269\u8eca\uff1a<\/strong> \u7d44\u5408\uff08\u82e5\u5ba2\u6236\u96e2\u958b\uff0c\u8cfc\u7269\u8eca\u5c07\u88ab\u6e05\u9664\uff09\u3002<\/li>\n<li><strong>\u8cfc\u7269\u8eca\u5305\u542b\u8cfc\u7269\u8eca\u9805\u76ee\uff1a<\/strong> \u7d44\u5408\uff08\u82e5\u79fb\u9664\u8cfc\u7269\u8eca\uff0c\u8cfc\u7269\u8eca\u9805\u76ee\u4e5f\u6703\u6d88\u5931\uff09\u3002<\/li>\n<li><strong>\u8cfc\u7269\u8eca\u9805\u76ee\u53c3\u8003\u7522\u54c1\uff1a<\/strong> \u95dc\u806f\uff08\u7522\u54c1\u7368\u7acb\u5b58\u5728\uff09\u3002<\/li>\n<li><strong>\u8a02\u55ae\u5305\u542b\u8cfc\u7269\u8eca\u9805\u76ee\uff1a<\/strong> \u805a\u5408\uff08\u9805\u76ee\u70ba\u6b77\u53f2\u8a18\u9304\uff09\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udcdd \u5c0d\u7d50\u69cb\u5b8c\u6574\u6027\u7684\u6700\u7d42\u601d\u8003<\/h2>\n<p>\u8edf\u9ad4\u7cfb\u7d71\u7684\u54c1\u8cea\u901a\u5e38\u53d6\u6c7a\u65bc\u5176\u521d\u59cb\u8a2d\u8a08\u7684\u54c1\u8cea\u3002UML\u985e\u5716\u4e26\u975e\u6700\u7d42\u76ee\u6a19\uff0c\u800c\u662f\u4e00\u7a2e\u6e9d\u901a\u5de5\u5177\u3002\u5b83\u80fd\u5c07\u6280\u8853\u5718\u968a\u8207\u696d\u52d9\u76ee\u6a19\u4fdd\u6301\u4e00\u81f4\u3002\u7576\u5716\u8868\u6e05\u6670\u6642\uff0c\u7a0b\u5f0f\u78bc\u5f80\u5f80\u80fd\u81ea\u7136\u5730\u8ddf\u96a8\u5176\u7d50\u69cb\u3002<\/p>\n<p>\u5c08\u6ce8\u65bc\u6e96\u78ba\u6027\u800c\u975e\u901f\u5ea6\u3002\u4e00\u500b\u7a0d\u986f\u8cbb\u6642\u4f46\u6e96\u78ba\u53cd\u6620\u9700\u6c42\u7684\u5716\u8868\uff0c\u80fd\u70ba\u65e5\u5f8c\u7bc0\u7701\u6578\u9031\u7684\u9664\u932f\u6642\u9593\u3002\u5c07\u5716\u8868\u8996\u70ba\u4e00\u4efd\u6703\u96a8\u8457\u9700\u6c42\u8b8a\u52d5\u800c\u6f14\u9032\u7684\u6d3b\u6587\u4ef6\u3002\u5728\u6bcf\u6b21\u8fed\u4ee3\u5be9\u67e5\u4e2d\u5b9a\u671f\u56de\u9867\u6a21\u578b\uff0c\u78ba\u4fdd\u5176\u6301\u7e8c\u76f8\u95dc\u3002<\/p>\n<p>\u900f\u904e\u9075\u5faa\u7d50\u69cb\u5316\u7684\u8f49\u8b6f\u6d41\u7a0b\uff0c\u53ef\u78ba\u4fdd\u5546\u696d\u50f9\u503c\u5728\u7a0b\u5f0f\u78bc\u4e2d\u5f97\u4ee5\u4fdd\u7559\u3002\u9700\u6c42\u8207\u5be6\u4f5c\u4e4b\u9593\u7684\u6a4b\u6a11\u8b8a\u5f97\u7a69\u56fa\uff0c\u5f9e\u800c\u5be6\u73fe\u53ef\u6301\u7e8c\u6210\u9577\u8207\u53ef\u9760\u7684\u4ea4\u4ed8\u3002\u9019\u7a2e\u6709\u7d00\u5f8b\u7684\u65b9\u6cd5\u80fd\u589e\u5f37\u5c0d\u67b6\u69cb\u7684\u4fe1\u5fc3\uff0c\u4e26\u70ba\u6574\u500b\u958b\u767c\u5718\u968a\u5e36\u4f86\u6e05\u6670\u7684\u8a8d\u8b58\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u8edf\u9ad4\u958b\u767c\u7684\u8907\u96dc\u74b0\u5883\u4e2d\uff0c\u5546\u696d\u610f\u5716\u8207\u6280\u8853\u5be6\u73fe\u4e4b\u9593\u7684\u812b\u7bc0\u7d93\u5e38\u5c0e\u81f4&hellip;<\/p>\n","protected":false},"author":1,"featured_media":114,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"\u5c07\u5546\u696d\u9700\u6c42\u8f49\u8b6f\u70baUML\u985e\u5716","_yoast_wpseo_metadesc":"\u5b78\u7fd2\u5982\u4f55\u5c07\u5546\u696d\u9700\u6c42\u8f49\u63db\u70ba\u6280\u8853\u6027\u7684UML\u985e\u5716\u3002\u4e00\u4efd\u9010\u6b65\u6307\u5357\uff0c\u5e6b\u52a9\u5206\u6790\u5e2b\u8207\u958b\u767c\u4eba\u54e1\u78ba\u4fdd\u7cfb\u7d71\u5efa\u6a21\u7684\u6e96\u78ba\u6027\u3002","inline_featured_image":false,"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[4],"tags":[5,7],"class_list":["post-113","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uml","tag-academic","tag-class-diagram"],"yoast_head":"<!-- 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