{"id":109,"date":"2026-04-04T02:34:25","date_gmt":"2026-04-04T02:34:25","guid":{"rendered":"https:\/\/www.go-notes.com\/cn\/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\/cn\/translating-business-requirements-uml-class-diagrams\/","title":{"rendered":"\u5f25\u5408\u5dee\u8ddd\uff1a\u5c06\u4e1a\u52a1\u9700\u6c42\u8f6c\u5316\u4e3aUML\u7c7b\u56fe"},"content":{"rendered":"<p>\u5728\u590d\u6742\u7684\u8f6f\u4ef6\u5f00\u53d1\u73af\u5883\u4e2d\uff0c\u4e1a\u52a1\u610f\u56fe\u4e0e\u6280\u672f\u5b9e\u73b0\u4e4b\u95f4\u7684\u8131\u8282\u5e38\u5e38\u5bfc\u81f4\u6602\u8d35\u7684\u5ef6\u8fdf\u548c\u8fd4\u5de5\u3002\u8fd9\u79cd\u5dee\u8ddd\u5b58\u5728\u4e8e\u4e1a\u52a1\u5229\u76ca\u76f8\u5173\u8005\u7528\u81ea\u7136\u8bed\u8a00\u8868\u8fbe\u9700\u6c42\uff0c\u800c\u5de5\u7a0b\u5e08\u5c06\u5176\u89e3\u8bfb\u4e3a\u4ee3\u7801\u7ed3\u6784\u7684\u73af\u8282\u3002\u8de8\u8d8a\u8fd9\u4e00\u9e3f\u6c9f\u7684\u5de5\u5177\u662f\u7edf\u4e00\u5efa\u6a21\u8bed\u8a00\uff08UML\uff09\uff0c\u7279\u522b\u662f\u7c7b\u56fe\u3002\u8fd9\u4e00\u53ef\u89c6\u5316\u6210\u679c\u5145\u5f53\u4e86\u9886\u57df\u903b\u8f91\u4e0e\u7cfb\u7edf\u67b6\u6784\u4e4b\u95f4\u7684\u5951\u7ea6\u3002<\/p>\n<p>\u5c06\u9700\u6c42\u8f6c\u5316\u4e3a\u7c7b\u56fe\u4e0d\u4ec5\u4ec5\u662f\u7ed8\u56fe\u7ec3\u4e60\uff1b\u5b83\u662f\u4e00\u4e2a\u4e25\u8c28\u7684\u5206\u6790\u8fc7\u7a0b\u3002\u8fd9\u9700\u8981\u8bc6\u522b\u5b9e\u4f53\u3001\u5b9a\u4e49\u884c\u4e3a\uff0c\u5e76\u5efa\u7acb\u80fd\u591f\u51c6\u786e\u53cd\u6620\u7ec4\u7ec7\u5b9e\u9645\u8fd0\u8425\u60c5\u51b5\u7684\u5173\u7cfb\u3002\u4e00\u4e2a\u6784\u5efa\u826f\u597d\u7684\u56fe\u8868\u53ef\u4ee5\u51cf\u5c11\u6b67\u4e49\uff0c\u6307\u5bfc\u7f16\u7801\u5de5\u4f5c\uff0c\u5e76\u4f5c\u4e3a\u672a\u6765\u7ef4\u62a4\u7684\u6587\u6863\u3002\u672c\u6307\u5357\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5c06\u4e1a\u52a1\u9700\u6c42\u7cfb\u7edf\u6027\u5730\u8f6c\u5316\u4e3a\u5f3a\u5927\u6280\u672f\u6a21\u578b\u7684\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\u4e1a\u52a1\u9700\u6c42\uff1a\u57fa\u7840<\/h2>\n<p>\u5728\u7ed8\u5236\u4efb\u4f55\u4e00\u4e2a\u77e9\u5f62\u6216\u7ebf\u6761\u4e4b\u524d\uff0c\u5fc5\u987b\u5f7b\u5e95\u7406\u89e3\u539f\u59cb\u6750\u6599\u3002\u4e1a\u52a1\u9700\u6c42\u901a\u5e38\u4ee5\u6563\u6587\u3001\u7528\u6237\u6545\u4e8b\u6216\u529f\u80fd\u89c4\u8303\u7684\u5f62\u5f0f\u4e66\u5199\u3002\u5b83\u4eec\u63cf\u8ff0\u7684\u662f<em>\u4ec0\u4e48<\/em>\u7cfb\u7edf\u5e94\u8be5\u505a\u4ec0\u4e48\uff0c\u800c\u4e0d\u662f<em>\u5982\u4f55<\/em>\u5b83\u5e94\u8be5\u600e\u4e48\u505a\u3002\u7ffb\u8bd1\u8005\u7684\u4efb\u52a1\u662f\u63d0\u53d6\u51fa\u8868\u793a\u7ed3\u6784\u548c\u884c\u4e3a\u7684\u540d\u8bcd\u548c\u52a8\u8bcd\u3002<\/p>\n<p>\u6709\u6548\u7684\u5206\u6790\u59cb\u4e8e\u8bc6\u522b\u6838\u5fc3\u9886\u57df\u6982\u5ff5\u3002\u8fd9\u4e9b\u662f\u5b58\u5728\u4e8e\u4e1a\u52a1\u80cc\u666f\u4e2d\u7684\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u5728\u96f6\u552e\u7cfb\u7edf\u4e2d\uff0c\u6982\u5ff5\u5305\u62ec<strong>\u5ba2\u6237<\/strong>, <strong>\u8ba2\u5355<\/strong>, <strong>\u4ea7\u54c1<\/strong>\uff0c\u4ee5\u53ca<strong>\u5e93\u5b58<\/strong>\u3002\u8fd9\u4e9b\u540d\u8bcd\u6210\u4e3a\u7c7b\u7684\u4e3b\u8981\u5019\u9009\u5bf9\u8c61\u3002<\/p>\n<h3>\u9700\u6c42\u5206\u6790\u7684\u5173\u952e\u6b65\u9aa4<\/h3>\n<ul>\n<li><strong>\u7406\u89e3\u4e0a\u4e0b\u6587\uff1a<\/strong>\u5728\u5173\u6ce8\u8bed\u6cd5\u4e4b\u524d\uff0c\u5148\u7406\u89e3\u4e1a\u52a1\u9886\u57df\u3002<\/li>\n<li><strong>\u8bc6\u522b\u540d\u8bcd\uff1a<\/strong>\u7a81\u51fa\u6f5c\u5728\u7684\u5b9e\u4f53\u3002\u8fd9\u4e9b\u5c31\u662f\u4f60\u7684\u5019\u9009\u7c7b\u3002<\/li>\n<li><strong>\u8bc6\u522b\u52a8\u8bcd\uff1a<\/strong>\u7a81\u51fa\u52a8\u4f5c\u3002\u8fd9\u4e9b\u901a\u5e38\u8f6c\u5316\u4e3a\u65b9\u6cd5\u6216\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u8bc6\u522b\u5f62\u5bb9\u8bcd\uff1a<\/strong>\u7a81\u51fa\u5c5e\u6027\u3002\u8fd9\u4e9b\u63cf\u8ff0\u4e86\u5b9e\u4f53\u7684\u72b6\u6001\u3002<\/li>\n<li><strong>\u63d0\u53d6\u7ea6\u675f\u6761\u4ef6\uff1a<\/strong>\u8bb0\u5f55\u5173\u4e8e\u6570\u636e\u7c7b\u578b\u3001\u9650\u5236\u6216\u5fc5\u586b\u5b57\u6bb5\u7684\u89c4\u5219\u3002<\/li>\n<\/ul>\n<p>\u8bf7\u8003\u8651\u4ee5\u4e0b\u9700\u6c42\u9648\u8ff0\uff1a<\/p>\n<blockquote>\n<p>\u201c\u6ce8\u518c\u5ba2\u6237\u53ef\u4ee5\u4e0b\u5305\u542b\u591a\u4e2a\u4ea7\u54c1\u7684\u8ba2\u5355\u3002\u6bcf\u4e2a\u4ea7\u54c1\u5fc5\u987b\u5177\u6709\u552f\u4e00ID\uff0c\u4e14\u5728\u63d0\u4ea4\u65f6\u8ba2\u5355\u72b6\u6001\u5fc5\u987b\u66f4\u65b0\u4e3a\u2018\u5f85\u5904\u7406\u2019\u3002\u201d<\/p>\n<\/blockquote>\n<p>\u4ece\u8fd9\u53e5\u5355\u4e00\u7684\u53e5\u5b50\u4e2d\uff0c\u6211\u4eec\u63d0\u53d6\uff1a<\/p>\n<ul>\n<li><strong>\u5b9e\u4f53\uff1a<\/strong>\u5ba2\u6237\u3001\u8ba2\u5355\u3001\u4ea7\u54c1\u3002<\/li>\n<li><strong>\u5c5e\u6027\uff1a<\/strong>\u552f\u4e00ID\uff08\u7528\u4e8e\u4ea7\u54c1\uff09\uff0c\u72b6\u6001\uff08\u7528\u4e8e\u8ba2\u5355\uff09\u3002<\/li>\n<li><strong>\u64cd\u4f5c\uff1a<\/strong>\u4e0b\u5355\uff0c\u66f4\u65b0\u72b6\u6001\u3002<\/li>\n<li><strong>\u7ea6\u675f\uff1a<\/strong>\u6bcf\u5355\u5141\u8bb8\u591a\u4e2a\u4ea7\u54c1\uff0c\u552f\u4e00ID\u8981\u6c42\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udcd0 UML\u7c7b\u56fe\u57fa\u7840<\/h2>\n<p>UML\u7c7b\u56fe\u662f\u9759\u6001\u7ed3\u6784\u56fe\u3002\u5b83\u4eec\u63cf\u7ed8\u7cfb\u7edf\u7684\u84dd\u56fe\uff0c\u5c55\u793a\u7c7b\u3001\u5176\u5c5e\u6027\u3001\u64cd\u4f5c\u4ee5\u53ca\u5bf9\u8c61\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u4e0e\u5c55\u793a\u968f\u65f6\u95f4\u53d8\u5316\u884c\u4e3a\u7684\u65f6\u5e8f\u56fe\u4e0d\u540c\uff0c\u7c7b\u56fe\u5c55\u793a\u7684\u662f\u6301\u4e45\u7684\u7ed3\u6784\u3002<\/p>\n<h3>\u7c7b\u7684\u7ed3\u6784<\/h3>\n<p>\u6bcf\u4e2a\u7c7b\u901a\u5e38\u8868\u793a\u4e3a\u4e00\u4e2a\u5206\u4e3a\u4e09\u4e2a\u90e8\u5206\u7684\u5206\u9694\u77e9\u5f62\uff1a<\/p>\n<ol>\n<li><strong>\u540d\u79f0\uff1a<\/strong> \u4e0a\u90e8\u5305\u542b\u7c7b\u540d\u3002\u5b83\u5e94\u4e3a\u540d\u8bcd\u5e76\u9996\u5b57\u6bcd\u5927\u5199\uff08\u4f8b\u5982\uff0c<code>\u5ba2\u6237<\/code>).<\/li>\n<li><strong>\u5c5e\u6027\uff1a<\/strong> \u4e2d\u90e8\u5217\u51fa\u5c5e\u6027\u6216\u6570\u636e\u6210\u5458\u3002\u53ef\u89c1\u6027\u4fee\u9970\u7b26\uff08\u4f8b\u5982\uff0c<code>+<\/code>, <code>-<\/code>, <code>#<\/code>\uff09\u901a\u5e38\u88ab\u4f7f\u7528\u3002<\/li>\n<li><strong>\u64cd\u4f5c\uff1a<\/strong> \u5e95\u90e8\u5217\u51fa\u8be5\u7c7b\u53ef\u7528\u7684\u65b9\u6cd5\u6216\u51fd\u6570\u3002<\/li>\n<\/ol>\n<h3>\u5173\u7cfb<\/h3>\n<p>\u7c7b\u5f88\u5c11\u5b64\u7acb\u5b58\u5728\u3002\u5b83\u4eec\u901a\u8fc7\u5173\u7cfb\u76f8\u4e92\u4f5c\u7528\uff0c\u8fd9\u4e9b\u5173\u7cfb\u5b9a\u4e49\u4e86\u7c7b\u7684\u5b9e\u4f8b\u4e4b\u95f4\u7684\u5173\u8054\u65b9\u5f0f\u3002\u4e3b\u8981\u7684\u5173\u7cfb\u7c7b\u578b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5173\u8054\uff1a<\/strong> \u4e00\u79cd\u7ed3\u6784\u5173\u7cfb\uff0c\u5176\u4e2d\u5bf9\u8c61\u76f8\u4e92\u5173\u8054\u3002\u5b83\u8868\u793a\u4e00\u79cd\u201c\u77e5\u6653\u201d\u5173\u7cfb\u3002<\/li>\n<li><strong> \u805a\u5408\uff1a<\/strong> \u4e00\u79cd\u7279\u5b9a\u7c7b\u578b\u7684\u5173\u8054\uff0c\u8868\u793a\u201c\u6574\u4f53-\u90e8\u5206\u201d\u5173\u7cfb\uff0c\u5176\u4e2d\u90e8\u5206\u53ef\u4ee5\u72ec\u7acb\u4e8e\u6574\u4f53\u5b58\u5728\u3002<\/li>\n<li><strong> \u7ec4\u5408\uff1a<\/strong> \u805a\u5408\u7684\u4e00\u79cd\u66f4\u5f3a\u5f62\u5f0f\uff0c\u5176\u4e2d\u90e8\u5206\u4e0d\u80fd\u8131\u79bb\u6574\u4f53\u800c\u5b58\u5728\u3002<\/li>\n<li><strong> \u7ee7\u627f\uff08\u6cdb\u5316\uff09\uff1a<\/strong> \u8868\u793a\u4e00\u79cd\u201c\u662f-\u4e00\u79cd\u201d\u5173\u7cfb\uff0c\u5b50\u7c7b\u4ece\u7236\u7c7b\u6d3e\u751f\u800c\u6765\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udd04 \u7ffb\u8bd1\u8fc7\u7a0b\uff1a\u5206\u6b65\u8be6\u89e3<\/h2>\n<p>\u5c06\u6587\u672c\u8f6c\u6362\u4e3a\u56fe\u8868\u9700\u8981\u6709\u6761\u4e0d\u7d0a\u7684\u5de5\u4f5c\u6d41\u7a0b\u3002\u5728\u6ca1\u6709\u7b56\u7565\u7684\u60c5\u51b5\u4e0b\u5306\u5fd9\u5f00\u59cb\u7ed8\u56fe\uff0c\u901a\u5e38\u4f1a\u5bfc\u81f4\u56fe\u8868\u6742\u4e71\u6216\u4e0d\u51c6\u786e\u3002\u4ee5\u4e0b\u8fc7\u7a0b\u53ef\u786e\u4fdd\u6e05\u6670\u6027\u548c\u51c6\u786e\u6027\u3002<\/p>\n<h3>\u6b65\u9aa4 1\uff1a\u8bc6\u522b\u5019\u9009\u7c7b<\/h3>\n<p>\u5ba1\u67e5\u9700\u6c42\u6587\u672c\uff0c\u6807\u51fa\u6240\u6709\u91cd\u8981\u7684\u540d\u8bcd\u3002\u6309\u903b\u8f91\u5bf9\u5b83\u4eec\u8fdb\u884c\u5206\u7ec4\u3002\u6709\u65f6\u540d\u8bcd\u8fc7\u4e8e\u7ec6\u7c92\u5ea6\uff08\u4f8b\u5982\uff0c\u201c\u5ba2\u6237\u201d\u5185\u90e8\u7684\u201c\u5730\u5740\u201d\uff09\u6216\u8fc7\u4e8e\u5bbd\u6cdb\uff08\u4f8b\u5982\uff0c\u201c\u7cfb\u7edf\u201d\uff09\u3002\u7b5b\u9009\u5217\u8868\uff0c\u4ec5\u4fdd\u7559\u4ee3\u8868\u91cd\u8981\u4e1a\u52a1\u6982\u5ff5\u7684\u9879\u3002<\/p>\n<p><strong>\u7b5b\u9009\u6807\u51c6\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u91cd\u8981\u6027\uff1a<\/strong> \u8be5\u5bf9\u8c61\u662f\u5426\u5177\u6709\u72b6\u6001\u6216\u884c\u4e3a\uff1f<\/li>\n<li><strong> \u53ef\u91cd\u7528\u6027\uff1a<\/strong> \u5b83\u662f\u5426\u5728\u591a\u4e2a\u5730\u65b9\u88ab\u4f7f\u7528\uff1f<\/li>\n<li><strong> \u590d\u6742\u6027\uff1a<\/strong> \u5b83\u662f\u5426\u5177\u6709\u5185\u90e8\u903b\u8f91\u6216\u6570\u636e\uff1f<\/li>\n<\/ul>\n<h3>\u6b65\u9aa4 2\uff1a\u5b9a\u4e49\u5c5e\u6027\u548c\u64cd\u4f5c<\/h3>\n<p>\u9488\u5bf9\u6bcf\u4e2a\u9009\u5b9a\u7684\u7c7b\uff0c\u5b9a\u4e49\u5b83\u6240\u6301\u6709\u7684\u6570\u636e\u4ee5\u53ca\u5b83\u80fd\u6267\u884c\u7684\u64cd\u4f5c\u3002\u5c5e\u6027\u6765\u81ea\u9700\u6c42\u4e2d\u7684\u5f62\u5bb9\u8bcd\u6216\u7279\u5b9a\u6570\u636e\u5b57\u6bb5\u3002\u64cd\u4f5c\u6765\u81ea\u63cf\u8ff0\u5b9e\u4f53\u6267\u884c\u6216\u88ab\u6267\u884c\u52a8\u4f5c\u7684\u52a8\u8bcd\u3002<\/p>\n<p><em>\u793a\u4f8b\uff1a<\/em><\/p>\n<ul>\n<li><strong>\u7c7b\uff1a<\/strong> \u4ea7\u54c1<\/li>\n<li><strong> \u5c5e\u6027\uff1a<\/strong> productId\uff08\u5b57\u7b26\u4e32\uff09\uff0cprice\uff08\u5341\u8fdb\u5236\uff09\uff0cstockQuantity\uff08\u6574\u6570\uff09\u3002<\/li>\n<li><strong> \u64cd\u4f5c\uff1a<\/strong> calculateDiscount\uff08\u8ba1\u7b97\u6298\u6263\uff09\uff0cupdateStock\uff08\u66f4\u65b0\u5e93\u5b58\uff09\uff0cvalidatePrice\uff08\u9a8c\u8bc1\u4ef7\u683c\uff09\u3002<\/li>\n<\/ul>\n<h3>\u6b65\u9aa4 3\uff1a\u5efa\u7acb\u5173\u7cfb<\/h3>\n<p>\u6839\u636e\u7c7b\u5728\u4e1a\u52a1\u6d41\u7a0b\u4e2d\u7684\u4ea4\u4e92\u65b9\u5f0f\u6765\u8fde\u63a5\u5b83\u4eec\u3002\u8fd9\u901a\u5e38\u662f\u6700\u91cd\u8981\u7684\u4e00\u6b65\u3002\u9519\u8bef\u8bc6\u522b\u5173\u7cfb\u53ef\u80fd\u4f1a\u5bfc\u81f4\u540e\u7eed\u6570\u636e\u5e93\u6a21\u5f0f\u51fa\u73b0\u9519\u8bef\u3002<\/p>\n<p>\u63d0\u51fa\u4ee5\u4e0b\u95ee\u9898\u4ee5\u786e\u5b9a\u5173\u7cfb\uff1a<\/p>\n<ul>\n<li><strong>\u4e00\u4e2a\u5bf9\u8c61\u662f\u5426\u5305\u542b\u53e6\u4e00\u4e2a\u5bf9\u8c61\uff1f<\/strong>\uff08\u7ec4\u5408\/\u805a\u5408\uff09<\/li>\n<li><strong>\u4e00\u4e2a\u5bf9\u8c61\u662f\u5426\u5f15\u7528\u53e6\u4e00\u4e2a\u5bf9\u8c61\uff1f<\/strong>\uff08\u5173\u8054\uff09<\/li>\n<li><strong>\u4e00\u4e2a\u5bf9\u8c61\u662f\u5426\u662f\u53e6\u4e00\u4e2a\u5bf9\u8c61\u7684\u7279\u6b8a\u7c7b\u578b\uff1f<\/strong>\uff08\u7ee7\u627f\uff09<\/li>\n<\/ul>\n<h2>\ud83d\udcca \u5c06\u9700\u6c42\u6620\u5c04\u5230\u56fe\u5143\u5143\u7d20<\/h2>\n<p>\u4e0b\u8868\u8bf4\u660e\u4e86\u7279\u5b9a\u7c7b\u578b\u7684\u4e1a\u52a1\u9700\u6c42\u5982\u4f55\u76f4\u63a5\u6620\u5c04\u5230UML\u7c7b\u56fe\u5143\u7d20\u3002\u6b64\u53c2\u8003\u6709\u52a9\u4e8e\u5728\u5efa\u6a21\u8fc7\u7a0b\u4e2d\u4fdd\u6301\u4e00\u81f4\u6027\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9700\u6c42\u7c7b\u578b<\/th>\n<th>\u793a\u4f8b\u6587\u672c<\/th>\n<th>\u56fe\u5143\u5143\u7d20<\/th>\n<th>\u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5b9e\u4f53\u5b9a\u4e49<\/td>\n<td>\u201c\u7cfb\u7edf\u8ddf\u8e2a\u7528\u6237\u3002\u201d<\/td>\n<td>\u7c7b\uff1a<code>\u7528\u6237<\/code><\/td>\n<td>\u7c7b\u540d\u4f7f\u7528\u540d\u8bcd\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5c5e\u6027\u5b9a\u4e49<\/td>\n<td>\u201c\u7528\u6237\u6709\u4e00\u4e2a\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u3002\u201d<\/td>\n<td>\u5c5e\u6027\uff1a<code>- \u90ae\u7bb1\uff1a\u5b57\u7b26\u4e32<\/code><\/td>\n<td>\u5728\u5df2\u77e5\u7684\u60c5\u51b5\u4e0b\u6307\u5b9a\u6570\u636e\u7c7b\u578b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u884c\u4e3a\u5b9a\u4e49<\/td>\n<td>\u201c\u7528\u6237\u53ef\u4ee5\u767b\u5f55\u3002\u201d<\/td>\n<td>\u64cd\u4f5c\uff1a<code>+ \u767b\u5f55(): \u5e03\u5c14\u503c<\/code><\/td>\n<td>\u52a8\u8bcd\u53d8\u4e3a\u65b9\u6cd5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6240\u6709\u5173\u7cfb<\/td>\n<td>\u201c\u8ba2\u5355\u5c5e\u4e8e\u5ba2\u6237\u3002\u201d<\/td>\n<td>\u5173\u8054\uff081:1 \u6216 1:*\uff09<\/td>\n<td>\u68c0\u67e5\u591a\u91cd\u6027\u89c4\u5219\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u90e8\u5206-\u6574\u4f53<\/td>\n<td>\u201c\u4e00\u4e2a\u8ba2\u5355\u7531\u591a\u4e2a\u660e\u7ec6\u9879\u7ec4\u6210\u3002\u201d<\/td>\n<td>\u7ec4\u5408<\/td>\n<td>\u5982\u679c\u5220\u9664\u8ba2\u5355\uff0c\u660e\u7ec6\u9879\u4e5f\u4f1a\u88ab\u5220\u9664\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u7279\u5316<\/td>\n<td>\u201c\u4e00\u4e2a\u9ad8\u7ea7\u7528\u6237\u662f\u4e00\u79cd\u6807\u51c6\u7528\u6237\u3002\u201d<\/td>\n<td>\u7ee7\u627f<\/td>\n<td>\u9ad8\u7ea7\u7528\u6237\u6269\u5c55\u81ea\u7528\u6237\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udd17 \u7ba1\u7406\u5173\u7cfb\u4e0e\u591a\u91cd\u6027<\/h2>\n<p>\u5173\u7cfb\u5b9a\u4e49\u4e86\u7c7b\u4e4b\u95f4\u8fde\u63a5\u7684\u57fa\u6570\u3002\u591a\u91cd\u6027\u6307\u660e\u4e86\u4e00\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u4e0e\u53e6\u4e00\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u4e4b\u95f4\u7684\u5173\u8054\u6570\u91cf\u3002\u6b63\u786e\u5730\u5b9a\u4e49\u591a\u91cd\u6027\u5bf9\u4e8e\u6570\u636e\u5e93\u89c4\u8303\u5316\u548c\u67e5\u8be2\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\u5e38\u89c1\u591a\u91cd\u6027<\/h3>\n<ul>\n<li><strong>1:<\/strong>\u6070\u597d\u4e00\u4e2a\u5b9e\u4f8b\u3002<\/li>\n<li><strong>0..1:<\/strong>\u96f6\u4e2a\u6216\u4e00\u4e2a\u5b9e\u4f8b\uff08\u53ef\u9009\uff09\u3002<\/li>\n<li><strong>1..*:<\/strong>\u4e00\u4e2a\u6216\u591a\u4e2a\u5b9e\u4f8b\u3002<\/li>\n<li><strong>0..*:<\/strong>\u96f6\u4e2a\u6216\u591a\u4e2a\u5b9e\u4f8b\u3002<\/li>\n<li><strong>*<\/strong>\uff1a0..* \u7684\u540c\u4e49\u8bcd\u3002<\/li>\n<\/ul>\n<p><strong>\u573a\u666f\u5206\u6790\uff1a<\/strong><\/p>\n<p>\u8003\u8651\u4e00\u4e2a\u56fe\u4e66\u9986\u7cfb\u7edf\u3002\u4e00\u4e2a<code>\u56fe\u4e66<\/code>\u53ef\u4ee5\u88ab\u4e00\u4e2a<code>\u4f1a\u5458<\/code>.<\/p>\n<ul>\n<li>\u4e00\u672c\u4e66\u53ef\u4ee5\u5728\u6ca1\u6709\u4f1a\u5458\u7684\u60c5\u51b5\u4e0b\u5b58\u5728\u5417\uff1f\u53ef\u4ee5\u3002\u5728\u4f1a\u5458\u4e00\u65b9\u7684\u591a\u91cd\u6027\uff1a0..*<\/li>\n<li>\u4e00\u4e2a\u6210\u5458\u53ef\u4ee5\u6ca1\u6709\u4e66\u5b58\u5728\u5417\uff1f\u53ef\u4ee5\u3002\u4e66\u8fd9\u4e00\u4fa7\u7684\u591a\u91cd\u6027\uff1a0..*<\/li>\n<li>\u4e00\u672c\u4e66\u53ef\u4ee5\u540c\u65f6\u88ab\u591a\u4e2a\u6210\u5458\u501f\u9605\u5417\uff1f\u4e0d\u53ef\u4ee5\u3002\u501f\u9605\u65f6\u7684\u591a\u91cd\u6027\u662f1:1\uff0c\u4f46\u968f\u7740\u65f6\u95f4\u63a8\u79fb\uff0c\u5b83\u53d8\u4e3a1:*\u3002<\/li>\n<\/ul>\n<p>\u5fc5\u987b\u533a\u5206<strong>\u805a\u5408<\/strong>\u548c<strong>\u7ec4\u5408<\/strong>\u4e24\u8005\u90fd\u8868\u793a\u4e00\u79cd\u201c\u6574\u4f53-\u90e8\u5206\u201d\u5173\u7cfb\uff0c\u4f46\u5b83\u4eec\u7684\u751f\u547d\u5468\u671f\u4e0d\u540c\u3002<\/p>\n<ul>\n<li><strong>\u805a\u5408\uff1a<\/strong> \u90e8\u5206\u53ef\u4ee5\u72ec\u7acb\u5b58\u5728\u3002\u793a\u4f8b\uff1a\u4e00\u4e2a<code>\u90e8\u95e8<\/code>\u62e5\u6709<code>\u5458\u5de5<\/code>\u3002\u5982\u679c\u90e8\u95e8\u89e3\u6563\uff0c\u5458\u5de5\u4ecd\u7136\u5b58\u5728\u3002<\/li>\n<li><strong>\u7ec4\u5408\uff1a<\/strong> \u90e8\u5206\u4f9d\u8d56\u4e8e\u6574\u4f53\u3002\u793a\u4f8b\uff1a\u4e00\u680b<code>\u623f\u5c4b<\/code>\u62e5\u6709<code>\u623f\u95f4<\/code>\u3002\u5982\u679c\u623f\u5c4b\u88ab\u62c6\u9664\uff0c\u8fd9\u4e9b\u623f\u95f4\u5728\u8be5\u4e0a\u4e0b\u6587\u4e2d\u5c31\u4e0d\u518d\u5b58\u5728\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udee0\ufe0f \u8fed\u4ee3\u7ec6\u5316\u4e0e\u9a8c\u8bc1<\/h2>\n<p>\u521b\u5efa\u7c7b\u56fe\u5f88\u5c11\u662f\u7ebf\u6027\u7684\u8fc7\u7a0b\u3002\u5b83\u662f\u4e00\u4e2a\u5efa\u6a21\u3001\u5ba1\u67e5\u548c\u7ec6\u5316\u7684\u8fed\u4ee3\u5faa\u73af\u3002\u6700\u521d\u7684\u8349\u56fe\u53ea\u662f\u4e00\u4e2a\u5fc5\u987b\u6839\u636e\u9700\u6c42\u8fdb\u884c\u9a8c\u8bc1\u7684\u5047\u8bbe\u3002<\/p>\n<h3>\u9a8c\u8bc1\u68c0\u67e5\u6e05\u5355<\/h3>\n<p>\u5728\u6700\u7ec8\u786e\u5b9a\u56fe\u8868\u4e4b\u524d\uff0c\u8bf7\u9010\u4e00\u6838\u5bf9\u8fd9\u4efd\u68c0\u67e5\u6e05\u5355\uff0c\u4ee5\u786e\u4fdd\u51c6\u786e\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<ul>\n<li><strong>\u5b8c\u6574\u6027\uff1a<\/strong>\u6240\u6709\u4e1a\u52a1\u5b9e\u4f53\u90fd\u5df2\u8868\u793a\u51fa\u6765\u4e86\u5417\uff1f<\/li>\n<li><strong>\u4e00\u81f4\u6027\uff1a<\/strong>\u4e0d\u540c\u7c7b\u4e2d\u7684\u5c5e\u6027\u540d\u79f0\u662f\u5426\u4e00\u81f4\uff1f<\/li>\n<li><strong>\u6e05\u6670\u5ea6\uff1a<\/strong>\u56fe\u8868\u662f\u5426\u6e05\u6670\u6613\u8bfb\uff1f\u5c3d\u53ef\u80fd\u907f\u514d\u7ebf\u6761\u4ea4\u53c9\u3002<\/li>\n<li><strong>\u53ef\u884c\u6027\uff1a<\/strong> \u6240\u8bc6\u522b\u7684\u64cd\u4f5c\u80fd\u5426\u7528\u5f53\u524d\u7684\u6280\u672f\u6808\u5b9e\u73b0\uff1f<\/li>\n<li><strong> \u89c4\u8303\u5316\uff1a<\/strong> \u662f\u5426\u5b58\u5728\u5197\u4f59\u5c5e\u6027\uff1f\u8bbe\u8ba1\u662f\u5426\u652f\u6301\u9ad8\u6548\u7684\u6570\u636e\u68c0\u7d22\uff1f<\/li>\n<\/ul>\n<h3> \u5904\u7406\u6b67\u4e49<\/h3>\n<p> \u9700\u6c42\u901a\u5e38\u6a21\u7cca\u4e0d\u6e05\u3002\u201c\u5904\u7406\u6570\u636e\u201d\u8fd9\u6837\u7684\u77ed\u8bed\u53ef\u80fd\u610f\u5473\u7740\u9a8c\u8bc1\u3001\u8f6c\u6362\u6216\u5b58\u50a8\u3002\u5728\u7f3a\u4e4f\u660e\u786e\u6027\u7684\u60c5\u51b5\u4e0b\uff0c\u5e94\u505a\u51fa\u6709\u6587\u6863\u8bb0\u5f55\u7684\u5047\u8bbe\uff0c\u5e76\u5728\u56fe\u4e2d\u6dfb\u52a0\u6ce8\u91ca\uff0c\u8868\u660e\u8be5\u5047\u8bbe\u9700\u8981\u4e0e\u5229\u76ca\u76f8\u5173\u8005\u786e\u8ba4\u3002<\/p>\n<p><em> \u793a\u4f8b\uff1a<\/em> \u5982\u679c\u9700\u6c42\u4e2d\u63d0\u5230\u201c\u5b58\u50a8\u5ba2\u6237\u4fe1\u606f\u201d\uff0c\u8fd9\u662f\u5426\u5305\u62ec\u8d26\u5355\u5730\u5740\u3001\u914d\u9001\u5730\u5740\uff0c\u8fd8\u662f\u4e24\u8005\u90fd\u5305\u62ec\uff1f\u56fe\u4e2d\u5e94\u660e\u786e\u53cd\u6620\u8fd9\u4e00\u533a\u522b\uff0c\u800c\u4e0d\u662f\u5c06\u5b83\u4eec\u7b3c\u7edf\u5730\u5f52\u5165\u4e00\u4e2a\u901a\u7528\u7684\u201c\u5730\u5740\u201d\u7c7b\uff0c\u9664\u975e\u4e1a\u52a1\u903b\u8f91\u786e\u8ba4\u5b83\u4eec\u5b8c\u5168\u76f8\u540c\u3002<\/p>\n<h2>\u26a0\ufe0f \u5efa\u6a21\u4e2d\u7684\u5e38\u89c1\u9677\u9631<\/h2>\n<p>\u5373\u4f7f\u7ecf\u9a8c\u4e30\u5bcc\u7684\u5efa\u6a21\u8005\u4e5f\u4f1a\u9677\u5165\u9677\u9631\u3002\u610f\u8bc6\u5230\u5e38\u89c1\u9519\u8bef\u6709\u52a9\u4e8e\u4fdd\u6301\u8bbe\u8ba1\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<h3>1. \u8fc7\u5ea6\u8bbe\u8ba1<\/h3>\n<p>\u4e3a\u4e86\u5e94\u5bf9\u5047\u8bbe\u6027\u95ee\u9898\u800c\u521b\u5efa\u62bd\u8c61\u7c7b\u548c\u6df1\u5c42\u7ee7\u627f\u5c42\u6b21\u7ed3\u6784\u3002\u5e94\u9488\u5bf9\u5f53\u524d\u9700\u6c42\u8fdb\u884c\u8bbe\u8ba1\uff0c\u800c\u975e\u4e3a\u6bcf\u4e00\u4e2a\u6f5c\u5728\u7684\u672a\u6765\u573a\u666f\u505a\u51c6\u5907\u3002\u4fdd\u6301\u6a21\u578b\u7b80\u5355\uff08YAGNI\u2014\u2014\u4f60\u4e0d\u4f1a\u9700\u8981\u5b83\uff09\u3002<\/p>\n<h3>2. \u8d2b\u8840\u9886\u57df\u6a21\u578b<\/h3>\n<p>\u5b9a\u4e49\u4ec5\u6709\u5c5e\u6027\u800c\u65e0\u884c\u4e3a\u7684\u7c7b\u3002\u5982\u679c\u4e00\u4e2a\u7c7b\u5305\u542b\u4fee\u6539\u81ea\u8eab\u72b6\u6001\u7684\u65b9\u6cd5\uff0c\u5b83\u5c31\u5e94\u8be5\u662f\u4e00\u4e2a\u9762\u5411\u5bf9\u8c61\u7684\u7c7b\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u4e00\u4e2a\u6570\u636e\u5bb9\u5668\u3002\u786e\u4fdd\u8bf8\u5982<code>calculateTotal()<\/code> \u6216 <code>validate()<\/code> \u8fd9\u6837\u7684\u65b9\u6cd5\u5e94\u5b58\u5728\u4e8e\u5176\u903b\u8f91\u4e0a\u6240\u5c5e\u7684\u7c7b\u4e2d\u3002<\/p>\n<h3>3. \u5ffd\u89c6\u63a5\u53e3<\/h3>\n<p>\u7c7b\u901a\u5e38\u901a\u8fc7\u5951\u7ea6\u8fdb\u884c\u4ea4\u4e92\u3002\u5982\u679c\u4e00\u4e2a\u7c7b\u9700\u8981\u63a5\u53d7\u670d\u52a1\u7684\u4e0d\u540c\u5b9e\u73b0\uff0c\u5e94\u5b9a\u4e49\u63a5\u53e3\u6216\u62bd\u8c61\u7c7b\u3002\u8fd9\u53ef\u4ee5\u4f7f\u7c7b\u4e0e\u5177\u4f53\u5b9e\u73b0\u89e3\u8026\uff0c\u63d0\u9ad8\u7075\u6d3b\u6027\u3002<\/p>\n<h3>4. \u5faa\u73af\u4f9d\u8d56<\/h3>\n<p>\u786e\u4fdd\u7c7bA\u4e0d\u4f9d\u8d56\u7c7bB\uff0c\u7c7bB\u4e0d\u4f9d\u8d56\u7c7bC\uff0c\u800c\u7c7bC\u53c8\u53cd\u8fc7\u6765\u4f9d\u8d56\u7c7bA\u3002\u8fd9\u79cd\u5faa\u73af\u4f1a\u589e\u52a0\u52a0\u8f7d\u3001\u6d4b\u8bd5\u548c\u7ef4\u62a4\u7684\u590d\u6742\u6027\u3002\u901a\u8fc7\u5f15\u5165\u63a5\u53e3\u6216\u91cd\u65b0\u5b9a\u4e49\u804c\u8d23\u6765\u6253\u7834\u5faa\u73af\u3002<\/p>\n<h2>\ud83d\ude80 \u5b9e\u9645\u793a\u4f8b\uff1a\u7535\u5b50\u5546\u52a1\u7cfb\u7edf<\/h2>\n<p>\u4e3a\u4e86\u5de9\u56fa\u7406\u89e3\uff0c\u8ba9\u6211\u4eec\u5c06\u8fd9\u4e9b\u539f\u5219\u5e94\u7528\u4e8e\u4e00\u4e2a\u7b80\u5316\u7684\u7535\u5b50\u5546\u52a1\u573a\u666f\u3002<\/p>\n<h3>\u9700\u6c42<\/h3>\n<ul>\n<li>\u5ba2\u6237\u53ef\u4ee5\u6ce8\u518c\u5e76\u767b\u5f55\u3002<\/li>\n<li>\u5ba2\u6237\u53ef\u4ee5\u6d4f\u89c8\u4ea7\u54c1\u7c7b\u522b\u3002<\/li>\n<li>\u5ba2\u6237\u53ef\u4ee5\u5c06\u5546\u54c1\u6dfb\u52a0\u5230\u8d2d\u7269\u8f66\u3002<\/li>\n<li>\u8ba2\u5355\u7531\u8d2d\u7269\u8f66\u751f\u6210\uff0c\u5e76\u5305\u542b\u603b\u4ef7\u3002<\/li>\n<\/ul>\n<h3>\u6d3e\u751f\u7c7b<\/h3>\n<ul>\n<li><strong>\u5ba2\u6237\uff1a<\/strong> \u5904\u7406\u8eab\u4efd\u9a8c\u8bc1\u548c\u4e2a\u4eba\u4fe1\u606f\u3002<\/li>\n<li><strong>\u4ea7\u54c1\uff1a<\/strong> \u5b58\u50a8\u5e93\u5b58\u548c\u4ef7\u683c\u6570\u636e\u3002<\/li>\n<li><strong>\u7c7b\u522b\uff1a<\/strong> \u5c06\u4ea7\u54c1\u5206\u7ec4\u4ee5\u4fbf\u6d4f\u89c8\u3002<\/li>\n<li><strong>\u8d2d\u7269\u8f66\uff1a<\/strong> \u5728\u7ed3\u7b97\u524d\u6682\u5b58\u4e34\u65f6\u9879\u76ee\u3002<\/li>\n<li><strong>\u8ba2\u5355\uff1a<\/strong> \u5df2\u5b8c\u6210\u7684\u4ea4\u6613\u8bb0\u5f55\u3002<\/li>\n<li><strong>\u8d2d\u7269\u8f66\u9879\u76ee\uff1a<\/strong> \u8d2d\u7269\u8f66\u4e2d\u67d0\u4e2a\u4ea7\u54c1\u7684\u5177\u4f53\u5b9e\u4f8b\u3002<\/li>\n<\/ul>\n<h3>\u5173\u7cfb<\/h3>\n<ul>\n<li><strong>\u5ba2\u6237\u62e5\u6709\u8d2d\u7269\u8f66\uff1a<\/strong> \u7ec4\u5408\uff08\u5982\u679c\u5ba2\u6237\u79bb\u5f00\uff0c\u8d2d\u7269\u8f66\u5c06\u88ab\u6e05\u7a7a\uff09\u3002<\/li>\n<li><strong>\u8d2d\u7269\u8f66\u5305\u542b\u8d2d\u7269\u8f66\u9879\u76ee\uff1a<\/strong> \u7ec4\u5408\uff08\u5982\u679c\u79fb\u9664\u8d2d\u7269\u8f66\uff0c\u8d2d\u7269\u8f66\u9879\u76ee\u4e5f\u968f\u4e4b\u6d88\u5931\uff09\u3002<\/li>\n<li><strong>\u8d2d\u7269\u8f66\u9879\u76ee\u5f15\u7528\u4ea7\u54c1\uff1a<\/strong> \u5173\u8054\uff08\u4ea7\u54c1\u72ec\u7acb\u5b58\u5728\uff09\u3002<\/li>\n<li><strong>\u8ba2\u5355\u5305\u542b\u8d2d\u7269\u8f66\u9879\u76ee\uff1a<\/strong> \u805a\u5408\uff08\u9879\u76ee\u662f\u5386\u53f2\u8bb0\u5f55\uff09\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udcdd \u5173\u4e8e\u7ed3\u6784\u5b8c\u6574\u6027\u7684\u6700\u7ec8\u601d\u8003<\/h2>\n<p>\u8f6f\u4ef6\u7cfb\u7edf\u7684\u8d28\u91cf\u901a\u5e38\u53d6\u51b3\u4e8e\u5176\u521d\u59cb\u8bbe\u8ba1\u7684\u8d28\u91cf\u3002UML\u7c7b\u56fe\u5e76\u975e\u6700\u7ec8\u76ee\u6807\uff0c\u800c\u662f\u4e00\u79cd\u6c9f\u901a\u5de5\u5177\u3002\u5b83\u80fd\u5c06\u6280\u672f\u56e2\u961f\u4e0e\u4e1a\u52a1\u76ee\u6807\u5bf9\u9f50\u3002\u5f53\u56fe\u8868\u6e05\u6670\u65f6\uff0c\u4ee3\u7801\u5f80\u5f80\u80fd\u81ea\u7136\u5730\u968f\u4e4b\u800c\u6765\u3002<\/p>\n<p>\u5e94\u6ce8\u91cd\u51c6\u786e\u6027\u800c\u975e\u901f\u5ea6\u3002\u4e00\u4e2a\u7a0d\u6162\u751f\u6210\u4f46\u51c6\u786e\u53cd\u6620\u9700\u6c42\u7684\u56fe\u8868\uff0c\u80fd\u8282\u7701\u540e\u7eed\u6570\u5468\u7684\u8c03\u8bd5\u65f6\u95f4\u3002\u5c06\u56fe\u8868\u89c6\u4e3a\u4e00\u4e2a\u968f\u9700\u6c42\u53d8\u5316\u800c\u4e0d\u65ad\u6f14\u8fdb\u7684\u6d3b\u6587\u6863\u3002\u5728\u51b2\u523a\u8bc4\u5ba1\u671f\u95f4\u5b9a\u671f\u56de\u987e\u6a21\u578b\uff0c\u4ee5\u786e\u4fdd\u5176\u59cb\u7ec8\u76f8\u5173\u3002<\/p>\n<p>\u901a\u8fc7\u9075\u5faa\u7ed3\u6784\u5316\u7684\u8f6c\u6362\u6d41\u7a0b\uff0c\u53ef\u4ee5\u786e\u4fdd\u4e1a\u52a1\u4ef7\u503c\u5728\u4ee3\u7801\u4e2d\u5f97\u4ee5\u4fdd\u7559\u3002\u9700\u6c42\u4e0e\u5b9e\u73b0\u4e4b\u95f4\u7684\u6865\u6881\u53d8\u5f97\u7a33\u56fa\uff0c\u4ece\u800c\u652f\u6301\u53ef\u6301\u7eed\u589e\u957f\u548c\u53ef\u9760\u4ea4\u4ed8\u3002\u8fd9\u79cd\u6709\u7eaa\u5f8b\u7684\u65b9\u6cd5\u589e\u5f3a\u4e86\u67b6\u6784\u7684\u4fe1\u5fc3\uff0c\u5e76\u4e3a\u6574\u4e2a\u5f00\u53d1\u56e2\u961f\u63d0\u4f9b\u4e86\u6e05\u6670\u7684\u65b9\u5411\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u590d\u6742\u7684\u8f6f\u4ef6\u5f00\u53d1\u73af\u5883\u4e2d\uff0c\u4e1a\u52a1\u610f\u56fe\u4e0e\u6280\u672f\u5b9e\u73b0\u4e4b\u95f4\u7684\u8131\u8282\u5e38\u5e38\u5bfc\u81f4&hellip;<\/p>\n","protected":false},"author":1,"featured_media":110,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"\u5c06\u4e1a\u52a1\u9700\u6c42\u8f6c\u5316\u4e3aUML\u7c7b\u56fe","_yoast_wpseo_metadesc":"\u5b66\u4e60\u5982\u4f55\u5c06\u4e1a\u52a1\u9700\u6c42\u8f6c\u5316\u4e3a\u6280\u672f\u6027\u7684UML\u7c7b\u56fe\u3002\u4e00\u4efd\u9762\u5411\u5206\u6790\u5e08\u548c\u5f00\u53d1\u8005\u7684\u9010\u6b65\u6307\u5357\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u5efa\u6a21\u7684\u51c6\u786e\u6027\u3002","inline_featured_image":false,"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[4],"tags":[5,7],"class_list":["post-109","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uml","tag-academic","tag-class-diagram"],"yoast_head":"<!-- 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