{"id":1810,"date":"2026-04-05T17:57:49","date_gmt":"2026-04-05T17:57:49","guid":{"rendered":"https:\/\/www.ez-knowledge.com\/tw\/common-uml-sequence-diagram-mistakes-fixes\/"},"modified":"2026-04-05T17:57:49","modified_gmt":"2026-04-05T17:57:49","slug":"common-uml-sequence-diagram-mistakes-fixes","status":"publish","type":"post","link":"https:\/\/www.ez-knowledge.com\/tw\/common-uml-sequence-diagram-mistakes-fixes\/","title":{"rendered":"UML\u5e8f\u5217\u5716\u4e2d\u7684\u5e38\u898b\u932f\u8aa4\u53ca\u4fee\u6b63\u65b9\u6cd5"},"content":{"rendered":"<p>\u5efa\u7acbUML\u5e8f\u5217\u5716\u662f\u8edf\u9ad4\u67b6\u69cb\u5e2b\u548c\u958b\u767c\u4eba\u54e1\u4e0d\u53ef\u6216\u7f3a\u7684\u6280\u80fd\u3002\u9019\u4e9b\u5716\u8868\u53ef\u8996\u5316\u7269\u4ef6\u5728\u6642\u9593\u4e0a\u7684\u4e92\u52d5\u3002\u5b83\u5011\u4f5c\u70ba\u7cfb\u7d71\u884c\u70ba\u7684\u85cd\u5716\uff0c\u5e6b\u52a9\u5718\u968a\u7406\u89e3\u8cc7\u6599\u6d41\u52d5\u65b9\u5f0f\u4ee5\u53ca\u7d44\u4ef6\u4e4b\u9593\u7684\u5354\u4f5c\u3002\u7136\u800c\uff0c\u5373\u4f7f\u7d93\u9a57\u8c50\u5bcc\u7684\u5be6\u52d9\u4eba\u54e1\u4e5f\u7d93\u5e38\u5f15\u5165\u7d30\u5fae\u7684\u932f\u8aa4\uff0c\u9019\u4e9b\u932f\u8aa4\u53ef\u80fd\u5c0e\u81f4\u5be6\u4f5c\u904e\u7a0b\u4e2d\u7684\u8aa4\u89e3\u3002<\/p>\n<p>\u4e00\u500b\u69cb\u5efa\u826f\u597d\u7684\u5716\u8868\u80fd\u6e1b\u5c11\u6b67\u7fa9\u3002\u5b83\u78ba\u4fdd\u5f9e\u5f8c\u7aef\u5de5\u7a0b\u5e2b\u5230\u524d\u7aef\u958b\u767c\u4eba\u54e1\u7684\u6bcf\u500b\u4eba\u7686\u64c1\u6709\u76f8\u540c\u7684\u601d\u7dad\u6a21\u578b\u3002\u7576\u5716\u8868\u5b58\u5728\u4e0d\u6e96\u78ba\u4e4b\u8655\u6642\uff0c\u932f\u8aa4\u98a8\u96aa\u589e\u52a0\uff0c\u958b\u767c\u6642\u9593\u4e5f\u96a8\u4e4b\u5ef6\u9577\u3002\u672c\u6307\u5357\u63a2\u8a0e\u5e8f\u5217\u5716\u7e6a\u88fd\u4e2d\u7684\u5e38\u898b\u9677\u9631\uff0c\u4e26\u63d0\u4f9b\u53ef\u57f7\u884c\u7684\u4fee\u6b63\u65b9\u6cd5\u3002\u6211\u5011\u5c07\u6aa2\u8996\u751f\u547d\u7dda\u3001\u8a0a\u606f\u985e\u578b\u3001\u6fc0\u6d3b\u6b04\u4ee5\u53ca\u4e92\u52d5\u7247\u6bb5\u3002\u9075\u5faa\u9019\u4e9b\u6a19\u6e96\uff0c\u53ef\u78ba\u4fdd\u60a8\u7684\u6280\u8853\u6587\u4ef6\u59cb\u7d42\u6e05\u6670\u4e14\u53ef\u9760\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Chalkboard-style educational infographic illustrating common UML sequence diagram mistakes and their corrections, featuring hand-drawn examples of proper lifeline activation bars, synchronous versus asynchronous message arrows, interaction fragment operators (opt, alt, loop, par), actor notation with system boundaries, and readability best practices for software architecture documentation\" decoding=\"async\" src=\"https:\/\/www.ez-knowledge.com\/wp-content\/uploads\/2026\/04\/uml-sequence-diagram-mistakes-fixes-chalkboard-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>1. \u751f\u547d\u7dda\u932f\u8aa4\uff1a\u7bc4\u570d\u8207\u505c\u7528 \ud83d\udcc9<\/h2>\n<p>\u751f\u547d\u7dda\u4ee3\u8868\u4e92\u52d5\u4e2d\u7684\u53c3\u8207\u8005\u3002\u5b83\u662f\u4e00\u689d\u5f9e\u5716\u8868\u9802\u7aef\u5ef6\u4f38\u81f3\u5e95\u7aef\u7684\u5782\u76f4\u865b\u7dda\u3002\u6b64\u8655\u7684\u932f\u8aa4\u901a\u5e38\u6e90\u81ea\u65bc\u5c0d\u7269\u4ef6\u8655\u65bc\u6d3b\u8e8d\u72c0\u614b\u8207\u7b49\u5f85\u72c0\u614b\u6642\u6a5f\u7684\u8aa4\u89e3\u3002<\/p>\n<h3>\u274c \u932f\u8aa4\uff1a\u907a\u6f0f\u505c\u7528\u6b04<\/h3>\n<p>\u8a31\u591a\u5716\u8868\u986f\u793a\u4e00\u689d\u5f9e\u9802\u7aef\u5230\u5e95\u7aef\u7684\u9023\u7e8c\u7dda\u689d\uff0c\u6c92\u6709\u4e2d\u65b7\u3002\u9019\u8868\u793a\u7269\u4ef6\u5728\u6574\u500b\u5e8f\u5217\u671f\u9593\u90fd\u8655\u65bc\u6d3b\u8e8d\u72c0\u614b\u3002\u5be6\u969b\u4e0a\uff0c\u7269\u4ef6\u6703\u7b49\u5f85\u8a0a\u606f\uff0c\u4e26\u5728\u77ed\u66ab\u8655\u7406\u5f8c\u8fd4\u56de\u7a7a\u9592\u72c0\u614b\u3002<\/p>\n<ul>\n<li><strong>\u5f71\u97ff\uff1a<\/strong> \u8b80\u8005\u6703\u8a8d\u70ba\u8a72\u7269\u4ef6\u6301\u7e8c\u57f7\u884c\u80cc\u666f\u5de5\u4f5c\uff0c\u4f46\u9019\u5e7e\u4e4e\u5f9e\u672a\u767c\u751f\u3002<\/li>\n<li><strong>\u5f71\u97ff\uff1a<\/strong> \u96e3\u4ee5\u8fa8\u8b58\u7269\u4ef6\u5177\u9ad4\u5728\u4f55\u6642\u6b63\u5fd9\u65bc\u8655\u7406\u908f\u8f2f\u3002<\/li>\n<\/ul>\n<h3>\u2705 \u4fee\u6b63\u65b9\u6cd5\uff1a\u4f7f\u7528\u6fc0\u6d3b\u6b04<\/h3>\n<p>\u7576\u7269\u4ef6\u6b63\u5728\u8655\u7406\u8a0a\u606f\u6642\uff0c\u65bc\u751f\u547d\u7dda\u4e0a\u63d2\u5165\u4e00\u500b\u7d30\u9577\u7684\u77e9\u5f62\u3002\u9019\u7a31\u70ba\u300c\u63a7\u5236\u7126\u9ede\u300d\u3002<\/p>\n<ul>\n<li><strong>\u8d77\u9ede\uff1a<\/strong> \u6b04\u7684\u9802\u7aef\u8207\u9032\u5165\u8a0a\u606f\u7684\u7bad\u982d\u982d\u90e8\u5c0d\u9f4a\u3002<\/li>\n<li><strong> \u7d50\u675f\u9ede\uff1a<\/strong> \u6b04\u7684\u5e95\u7aef\u8207\u9001\u51fa\u8a0a\u606f\u7684\u7bad\u982d\u982d\u90e8\u6216\u64cd\u4f5c\u7d50\u675f\u8655\u5c0d\u9f4a\u3002<\/li>\n<li><strong> \u7a7a\u9592\u72c0\u614b\uff1a<\/strong> \u7576\u6c92\u6709\u6fc0\u6d3b\u6b04\u5b58\u5728\u6642\uff0c\u7269\u4ef6\u8655\u65bc\u88ab\u52d5\u72c0\u614b\u3002<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u751f\u547d\u7dda\u91cd\u758a<\/h3>\n<p>\u5c07\u751f\u547d\u7dda\u653e\u7f6e\u5f97\u904e\u65bc\u63a5\u8fd1\u6703\u9020\u6210\u8996\u89ba\u6df7\u4e82\uff0c\u4e5f\u96e3\u4ee5\u8ffd\u8e64\u54ea\u500b\u8a0a\u606f\u5c6c\u65bc\u54ea\u500b\u7269\u4ef6\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\u65b9\u6cd5\uff1a<\/strong> \u7dad\u6301\u53c3\u8207\u8005\u4e4b\u9593\u4e00\u81f4\u7684\u6c34\u5e73\u9593\u8ddd\u3002\u82e5\u5716\u8868\u904e\u5bec\uff0c\u53ef\u8003\u616e\u4f7f\u7528\u591a\u500b\u6846\u67b6\uff0c\u6216\u908f\u8f2f\u4e0a\u5206\u5272\u4e92\u52d5\u3002<\/li>\n<\/ul>\n<h2>2. \u8a0a\u606f\u6d41\u7a0b\u6df7\u6dc6\uff1a\u65b9\u5411\u8207\u985e\u578b \ud83d\udcec<\/h2>\n<p>\u8a0a\u606f\u4ee3\u8868\u7269\u4ef6\u4e4b\u9593\u7684\u901a\u8a0a\u3002\u7bad\u982d\u985e\u578b\u8868\u793a\u547c\u53eb\u7684\u6027\u8cea\u3002\u932f\u8aa4\u7684\u7bad\u982d\u6a23\u5f0f\u6703\u6539\u8b8a\u4e92\u52d5\u7684\u610f\u7fa9\u3002<\/p>\n<h3>\u274c \u932f\u8aa4\uff1a\u6df7\u6dc6\u540c\u6b65\u8207\u975e\u540c\u6b65\u547c\u53eb<\/h3>\n<p>\u540c\u6b65\u547c\u53eb\uff08\u5be6\u7dda\uff0c\u5be6\u5fc3\u7bad\u982d\u982d\uff09\u6703\u963b\u65b7\u767c\u9001\u8005\uff0c\u76f4\u5230\u6536\u5230\u56de\u61c9\u70ba\u6b62\u3002\u975e\u540c\u6b65\u547c\u53eb\uff08\u5be6\u7dda\uff0c\u7a7a\u5fc3\u7bad\u982d\u982d\uff09\u5247\u4e0d\u6703\u963b\u65b7\u767c\u9001\u8005\u3002<\/p>\n<ul>\n<li><strong>\u5e38\u898b\u932f\u8aa4\uff1a<\/strong> \u5c07\u5be6\u5fc3\u7bad\u982d\u7528\u65bc\u80cc\u666f\u5de5\u4f5c\uff0c\u4f8b\u5982\u8a18\u9304\u6216\u901a\u77e5\u3002<\/li>\n<li><strong>\u5f8c\u679c\uff1a<\/strong> \u958b\u767c\u4eba\u54e1\u53ef\u80fd\u6703\u5728\u9700\u8981\u975e\u963b\u585e\u908f\u8f2f\u7684\u5730\u65b9\u5be6\u73fe\u963b\u585e\u908f\u8f2f\uff0c\u5f9e\u800c\u9020\u6210\u6548\u80fd\u74f6\u9838\u3002<\/li>\n<\/ul>\n<h3>\u2705 \u6b63\u78ba\u505a\u6cd5\uff1a\u56b4\u683c\u5b9a\u7fa9\u7bad\u982d\u985e\u578b<\/h3>\n<p>\u70ba\u4f60\u7684\u5718\u968a\u5b9a\u7fa9\u95dc\u65bc\u7bad\u982d\u985e\u578b\u7684\u6a19\u6e96\u3002<\/p>\n<ul>\n<li><strong>\u540c\u6b65\u547c\u53eb\uff1a<\/strong> \u5be6\u7dda\uff0c\u5be6\u5fc3\u4e09\u89d2\u5f62\u3002\u7528\u65bc\u9700\u8981\u7acb\u5373\u8fd4\u56de\u503c\u6216\u5728\u7e7c\u7e8c\u524d\u6539\u8b8a\u72c0\u614b\u7684\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u975e\u540c\u6b65\u547c\u53eb\uff1a<\/strong> \u5be6\u7dda\uff0c\u7a7a\u5fc3\u4e09\u89d2\u5f62\u3002\u7528\u65bc\u767c\u9001\u5f8c\u4e0d\u7ba1\u7684\u4efb\u52d9\u3002<\/li>\n<li><strong>\u56de\u50b3\u8a0a\u606f\uff1a<\/strong> \u865b\u7dda\uff0c\u7a7a\u5fc3\u7bad\u982d\u3002\u5982\u679c\u64cd\u4f5c\u7522\u751f\u8cc7\u6599\uff0c\u8acb\u59cb\u7d42\u986f\u793a\u56de\u50b3\u8def\u5f91\u3002\u5982\u679c\u56de\u50b3\u70ba\u7a7a\u6216\u53ef\u63a8\u65b7\uff0c\u5247\u7701\u7565\u4ee5\u6e1b\u5c11\u96dc\u4e82\u3002<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u5ffd\u7565\u56de\u50b3\u8a0a\u606f<\/h3>\n<p>\u67d0\u4e9b\u5716\u8868\u50c5\u986f\u793a\u9001\u51fa\u7684\u8a0a\u606f\u3002\u9019\u6703\u96b1\u85cf\u8cc7\u6599\u6d41\u56de\u8acb\u6c42\u8005\u7684\u8def\u5f91\u3002<\/p>\n<ul>\n<li><strong>\u70ba\u4f55\u91cd\u8981\uff1a<\/strong> \u5e8f\u5217\u5716\u4e0d\u50c5\u662f\u63a7\u5236\u6d41\u7a0b\uff0c\u66f4\u662f\u8cc7\u6599\u6d41\u7a0b\u3002\u907a\u6f0f\u56de\u50b3\u6703\u6a21\u7cca\u6bcf\u4e00\u6b65\u53ef\u53d6\u5f97\u7684\u8cc7\u8a0a\u3002<\/li>\n<li><strong>\u4fee\u6b63\u65b9\u6cd5\uff1a<\/strong> \u70ba\u6bcf\u4e00\u500b\u7522\u751f\u503c\u7684\u64cd\u4f5c\u7e6a\u88fd\u56de\u50b3\u7bad\u982d\u3002<\/li>\n<\/ul>\n<h2>3. \u4e92\u52d5\u7247\u6bb5\uff1a\u908f\u8f2f\u8207\u904b\u7b97\u5b50 \ud83d\udd04<\/h2>\n<p>p&gt;\u5408\u4f75\u7247\u6bb5\u53ef\u8b93\u4f60\u8868\u9054\u8907\u96dc\u908f\u8f2f\uff0c\u4f8b\u5982\u8ff4\u5708\u3001\u689d\u4ef6\u5224\u65b7\u8207\u9078\u64c7\u6027\u6b65\u9a5f\u3002\u4f7f\u7528\u932f\u8aa4\u7684\u904b\u7b97\u5b50\u662f\u9020\u6210\u6a21\u7cca\u6027\u7684\u5e38\u898b\u539f\u56e0\u3002<\/p>\n<h3>\u274c \u932f\u8aa4\uff1a\u5c07\u300calt\u300d\u7528\u65bc\u8fed\u4ee3<\/h3>\n<p>\u9019\u500b<code>alt<\/code>\uff08\u9078\u64c7\uff09\u7247\u6bb5\u7528\u65bc\u4e92\u65a5\u7684\u9078\u64c7\uff08\u5982\u679c\/\u5426\u5247\uff09\u3002\u5b83\u7d93\u5e38\u88ab\u932f\u8aa4\u5730\u7528\u4f86\u8868\u793a\u8ff4\u5708\u3002<\/p>\n<ul>\n<li><strong>\u932f\u8aa4\uff1a<\/strong> \u5728\u4e00\u500b<code>alt<\/code> \u6846\u67b6\u5167\u591a\u6b21\u986f\u793a\u76f8\u540c\u7684\u8a0a\u606f\u5340\u584a\u3002<\/li>\n<li><strong>\u5f8c\u679c\uff1a<\/strong> \u9019\u6697\u793a\u7cfb\u7d71\u6703\u5206\u652f\u5230\u4e0d\u540c\u72c0\u614b\uff0c\u800c\u975e\u91cd\u8907\u76f8\u540c\u72c0\u614b\u3002<\/li>\n<\/ul>\n<h3>\u2705 \u6b63\u78ba\u505a\u6cd5\uff1a\u4f7f\u7528\u6b63\u78ba\u7684\u7247\u6bb5\u904b\u7b97\u5b50<\/h3>\n<ul>\n<li><strong>opt\uff08\u9078\u64c7\u6027\uff09\uff1a<\/strong> \u7576\u67d0\u4e00\u6b65\u53ef\u80fd\u5b8c\u5168\u4e0d\u6703\u767c\u751f\u6642\u4f7f\u7528\u3002\u6e05\u695a\u6a19\u793a\u689d\u4ef6\uff08\u4f8b\u5982\uff1a[\u4f7f\u7528\u8005\u70ba\u7ba1\u7406\u54e1]\uff09\u3002<\/li>\n<li><strong>alt\uff08\u66ff\u4ee3\uff09\uff1a<\/strong> \u7528\u65bc\u5206\u652f\u908f\u8f2f\u3002\u82e5\u70ba\u660e\u78ba\u8def\u5f91\uff0c\u8acb\u78ba\u4fdd\u689d\u4ef6\u6db5\u84cb\u6240\u6709\u53ef\u80fd\u6027\u3002<\/li>\n<li><strong>loop\uff08\u8fed\u4ee3\uff09\uff1a<\/strong> \u7576\u6d41\u7a0b\u91cd\u8907\u6642\u4f7f\u7528\u3002\u82e5\u8ff4\u5708\u6709\u4e0a\u9650\uff0c\u8acb\u52a0\u5165\u4fdd\u8b77\u689d\u4ef6\uff08\u4f8b\u5982\uff1a[\u7576\u9805\u76ee\u5b58\u5728\u6642]\uff09\u3002<\/li>\n<li><strong>par\uff08\u4e26\u884c\uff09\uff1a<\/strong> \u7576\u8a0a\u606f\u540c\u6642\u767c\u751f\u6642\u4f7f\u7528\u3002\u9019\u8207\u7a0b\u5f0f\u78bc\u4e2d\u7684\u4f75\u767c\u4e0d\u540c\uff0c\u4f46\u4ee3\u8868\u6642\u9593\u4e0a\u7684\u908f\u8f2f\u91cd\u758a\u3002<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u7121\u9650\u5236\u7684\u5d4c\u5957\u7247\u6bb5<\/h3>\n<p>\u904e\u6df1\u7684\u5d4c\u5957\u6703\u4f7f\u5716\u8868\u96e3\u4ee5\u95b1\u8b80\u3002\u8ff4\u5708\u5167\u5d4c\u8ff4\u5708\uff0c\u518d\u5167\u5d4c\u65bc\u66ff\u4ee3\u5206\u652f\uff0c\u6703\u5f62\u6210\u8996\u89ba\u8ff7\u5bae\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong> \u5d4c\u5957\u6700\u591a\u50c5\u9650\u5169\u5c64\u3002\u82e5\u908f\u8f2f\u66f4\u8907\u96dc\uff0c\u61c9\u62c6\u5206\u70ba\u7368\u7acb\u7684\u5716\u8868\u6216\u5b50\u5e8f\u5217\u3002<\/li>\n<\/ul>\n<h2>4. \u57f7\u884c\u8005\u8207\u5916\u90e8\u7cfb\u7d71 \ud83e\udd16<\/h2>\n<p>\u5716\u8868\u901a\u5e38\u5305\u542b\u57f7\u884c\u8005\uff08\u4f7f\u7528\u8005\uff09\u6216\u5916\u90e8\u7cfb\u7d71\uff08API\u3001\u8cc7\u6599\u5eab\uff09\u3002\u932f\u8aa4\u5730\u5448\u73fe\u9019\u4e9b\u908a\u754c\u6703\u5c0e\u81f4\u6574\u5408\u932f\u8aa4\u3002<\/p>\n<h3>\u274c \u932f\u8aa4\uff1a\u5c07\u57f7\u884c\u8005\u8996\u70ba\u5167\u90e8\u7269\u4ef6<\/h3>\n<p>\u57f7\u884c\u8005\u61c9\u8207\u7cfb\u7d71\u7269\u4ef6\u5340\u5206\u3002\u5b83\u5011\u4f4d\u65bc\u7cfb\u7d71\u908a\u754c\u4e4b\u5916\u3002<\/p>\n<ul>\n<li><strong>\u932f\u8aa4\uff1a<\/strong> \u4f7f\u7528\u8207\u5167\u90e8\u985e\u5225\u76f8\u540c\u5f62\u72c0\u7e6a\u88fd\u57f7\u884c\u8005\u3002<\/li>\n<li><strong>\u4fee\u6b63\uff1a<\/strong> \u4eba\u985e\u4f7f\u7528\u8005\u61c9\u4f7f\u7528\u6a19\u6e96 UML \u57f7\u884c\u8005\u4eba\u5f62\u5716\u793a\u3002\u5916\u90e8\u7cfb\u7d71\u5247\u4f7f\u7528\u908a\u754c\u77e9\u5f62\u6216\u7368\u7279\u5f62\u72c0\u3002<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u7f3a\u5c11\u7cfb\u7d71\u908a\u754c<\/h3>\n<p>\u82e5\u7121\u660e\u78ba\u908a\u754c\uff0c\u5247\u7121\u6cd5\u5224\u65b7\u54ea\u4e9b\u8a0a\u606f\u8de8\u8d8a\u7cfb\u7d71\u754c\u9650\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong> \u756b\u4e00\u500b\u5927\u77e9\u5f62\u5305\u8986\u5167\u90e8\u7269\u4ef6\uff0c\u4e26\u6a19\u793a\u70ba\u300c\u7cfb\u7d71\u540d\u7a31\u300d\u3002\u8de8\u8d8a\u6b64\u7dda\u7684\u8a0a\u606f\u70ba\u5916\u90e8\u4ecb\u9762\u3002<\/li>\n<\/ul>\n<h2>5. \u53ef\u8b80\u6027\u8207\u6587\u4ef6\u6a19\u6e96 \ud83d\udcdd<\/h2>\n<p>\u82e5\u5718\u968a\u7121\u6cd5\u5feb\u901f\u95b1\u8b80\u5716\u8868\uff0c\u5247\u5716\u8868\u6beb\u7121\u7528\u8655\u3002\u6e05\u6670\u5ea6\u8207\u6e96\u78ba\u6027\u540c\u7b49\u91cd\u8981\u3002<\/p>\n<h3>\u274c \u932f\u8aa4\uff1a\u7f3a\u4e4f\u4e0a\u4e0b\u6587<\/h3>\n<p>\u5716\u8868\u5e38\u50c5\u986f\u793a\u55ae\u4e00\u8a0a\u606f\u800c\u7121\u4e0a\u4e0b\u6587\u3002\u8b80\u8005\u7121\u6cd5\u5f97\u77e5\u524d\u7f6e\u689d\u4ef6\u6216\u5f8c\u7f6e\u689d\u4ef6\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong> \u5728\u5716\u8868\u4e0a\u65b9\u52a0\u5165\u7c21\u77ed\u8aaa\u660e\uff0c\u89e3\u91cb\u60c5\u5883\uff08\u4f8b\u5982\uff1a\u300c\u4f7f\u7528\u8005\u5617\u8a66\u91cd\u8a2d\u5bc6\u78bc\u300d\uff09\u3002<\/li>\n<li><strong>\u4fee\u6b63\uff1a<\/strong> \u4f7f\u7528\u8a3b\u89e3\u6216\u8aaa\u660e\u4f86\u89e3\u91cb\u7121\u6cd5\u4ee5\u7bad\u982d\u5448\u73fe\u7684\u8907\u96dc\u908f\u8f2f\u3002<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u547d\u540d\u4e0d\u4e00\u81f4<\/h3>\n<p>\u5728\u4e0d\u540c\u5716\u8868\u4e2d\u4f7f\u7528\u540c\u4e00\u7269\u4ef6\u7684\u4e0d\u540c\u540d\u7a31\u6703\u8b93\u8b80\u8005\u611f\u5230\u56f0\u60d1\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong>\u63a1\u7528\u547d\u540d\u898f\u7bc4\u3002\u4e00\u81f4\u5730\u4f7f\u7528\u300cUser\u300d\u800c\u975e\u300cCustomer\u300d\u6216\u300cClient\u300d\u3002\u7269\u4ef6\u4f7f\u7528\u5b8c\u6574\u7684\u985e\u5225\u540d\u7a31\uff08\u4f8b\u5982\uff0c<code>PaymentService<\/code> \u800c\u975e <code>Service<\/code>).<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u6642\u9593\u9055\u53cd<\/h3>\n<p>\u6642\u9593\u6d41\u5411\u5411\u4e0b\u3002\u5982\u679c\u4e00\u500b\u8a0a\u606f\u51fa\u73fe\u5728\u89f8\u767c\u5b83\u7684\u8a0a\u606f\u4e0a\u65b9\uff0c\u9019\u6697\u793a\u4e86\u6642\u9593\u6096\u8ad6\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong>\u78ba\u4fdd\u6240\u6709\u7bad\u982d\u76f8\u5c0d\u65bc\u89f8\u767c\u9ede\u5747\u5411\u4e0b\u6307\uff0c\u9664\u4e86\u56de\u50b3\u8a0a\u606f\u61c9\u5411\u4e0a\u6307\u3002<\/li>\n<li><strong>\u6aa2\u67e5\uff1a<\/strong>\u78ba\u8a8d\u7bad\u982d\u982d\u90e8\u7684\u5782\u76f4\u4f4d\u7f6e\u8207\u6642\u9593\u7684\u908f\u8f2f\u6d41\u5411\u4e00\u81f4\u3002<\/li>\n<\/ul>\n<h2>\u5e38\u898b\u932f\u8aa4\u8207\u6a19\u6e96\u7684\u5c0d\u6bd4<\/h2>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%; text-align: left;\">\n<thead>\n<tr>\n<th style=\"background-color: #f2f2f2;\">\u5340\u57df<\/th>\n<th style=\"background-color: #f2f2f2;\">\u5e38\u898b\u932f\u8aa4<\/th>\n<th style=\"background-color: #f2f2f2;\">\u6b63\u78ba\u6a19\u6e96<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u751f\u547d\u7dda<\/td>\n<td>\u9023\u7e8c\u7dda\u689d\uff0c\u7121\u4e2d\u65b7<\/td>\n<td>\u8655\u7406\u6642\u9593\u4f7f\u7528\u6fc0\u6d3b\u689d<\/td>\n<\/tr>\n<tr>\n<td>\u8a0a\u606f<\/td>\n<td>\u7f3a\u5c11\u56de\u50b3\u7bad\u982d<\/td>\n<td>\u8cc7\u6599\u56de\u61c9\u4f7f\u7528\u865b\u7dda\u56de\u50b3\u7bad\u982d<\/td>\n<\/tr>\n<tr>\n<td>\u7247\u6bb5<\/td>\n<td>\u4f7f\u7528 <code>alt<\/code> \u8868\u793a\u8ff4\u5708<\/td>\n<td>\u4f7f\u7528 <code>loop<\/code> \u7528\u65bc\u8fed\u4ee3<\/td>\n<\/tr>\n<tr>\n<td>\u53c3\u8207\u8005<\/td>\n<td>\u8207\u5167\u90e8\u7269\u4ef6\u5177\u6709\u76f8\u540c\u5f62\u72c0<\/td>\n<td>\u4f7f\u7528\u8005\u7528\u7c21\u55ae\u4eba\u5f62\u5716\u793a\uff0c\u7cfb\u7d71\u7528\u908a\u754c\u8868\u793a<\/td>\n<\/tr>\n<tr>\n<td>\u6642\u9593<\/td>\n<td>\u65b0\u8a0a\u606f\u4f7f\u7528\u5411\u4e0a\u7684\u7bad\u982d<\/td>\n<td>\u65b0\u8a0a\u606f\u6c38\u9060\u5411\u4e0b<\/td>\n<\/tr>\n<tr>\n<td>\u540d\u7a31<\/td>\n<td>\u7269\u4ef6\u547d\u540d\u4e0d\u4e00\u81f4<\/td>\n<td>\u5404\u5716\u8868\u4e2d\u6a19\u6e96\u5316\u7684\u985e\u5225\u540d\u7a31<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>6. \u7dad\u8b77\u8207\u6f14\u9032 \ud83d\udd04<\/h2>\n<p>\u8edf\u9ad4\u6703\u8b8a\u66f4\uff0c\u9700\u6c42\u6703\u8f49\u79fb\u3002\u4e0a\u500b\u6708\u9084\u6e96\u78ba\u7684\u5716\u8868\uff0c\u4eca\u5929\u53ef\u80fd\u5df2\u7d93\u904e\u6642\u3002\u5ffd\u7565\u66f4\u65b0\u5716\u8868\u6703\u7522\u751f\u6280\u8853\u8ca0\u50b5\u3002<\/p>\n<h3>\u274c \u932f\u8aa4\uff1a\u904e\u6642\u7684\u6587\u4ef6<\/h3>\n<p>\u4fdd\u7559\u4e00\u500b\u5df2\u88ab\u91cd\u69cb\u529f\u80fd\u7684\u5716\u8868\u3002\u9019\u6703\u8aa4\u5c0e\u65b0\u6210\u54e1\u3002<\/p>\n<ul>\n<li><strong>\u7b56\u7565\uff1a<\/strong>\u5c07\u5716\u8868\u8996\u70ba\u6d3b\u6587\u4ef6\u3002\u7576\u4e92\u52d5\u908f\u8f2f\u8b8a\u66f4\u6642\uff0c\u8207\u7a0b\u5f0f\u78bc\u63d0\u4ea4\u540c\u6b65\u66f4\u65b0\u5716\u8868\u3002<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u904e\u5ea6\u7d30\u7bc0<\/h3>\n<p>\u8a66\u5716\u5728\u9ad8\u968e\u8a2d\u8a08\u5716\u8868\u4e2d\u986f\u793a\u6bcf\u4e00\u7b46\u8cc7\u6599\u5eab\u67e5\u8a62\u3002<\/p>\n<ul>\n<li><strong>\u7b56\u7565\uff1a<\/strong>\u4f7f\u7528\u62bd\u8c61\u5316\u3002\u986f\u793a\u670d\u52d9\u547c\u53eb\uff0c\u800c\u975e SQL \u6307\u4ee4\u3002\u5c07\u8a73\u7d30\u7684\u8cc7\u6599\u6d41\u7a0b\u4fdd\u7559\u7d66\u8cc7\u6599\u5eab\u7d50\u69cb\u5716\u8868\u3002<\/li>\n<\/ul>\n<h2>7. \u6e9d\u901a\u8207\u5718\u968a\u5354\u8abf \ud83d\udde3\ufe0f<\/h2>\n<p>\u5e8f\u5217\u5716\u7684\u4e3b\u8981\u76ee\u6a19\u662f\u6e9d\u901a\u3002\u5982\u679c\u5718\u968a\u5c0d\u5176\u610f\u7fa9\u6709\u5206\u6b67\uff0c\u5247\u5716\u8868\u5df2\u5931\u6557\u3002<\/p>\n<h3>\u274c \u932f\u8aa4\uff1a\u55ae\u7368\u5275\u5efa<\/h3>\n<p>\u4e00\u4f4d\u958b\u767c\u8005\u5728\u672a\u5fb5\u8a62\u4ed6\u4eba\u610f\u898b\u7684\u60c5\u6cc1\u4e0b\u5275\u5efa\u5716\u8868\u3002\u9019\u6703\u5c0e\u81f4\u76f2\u9ede\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong>\u5728\u8a2d\u8a08\u6703\u8b70\u4e2d\u5be9\u67e5\u5716\u8868\u3002\u5728\u5be6\u4f5c\u958b\u59cb\u524d\uff0c\u8207\u5229\u5bb3\u95dc\u4fc2\u4eba\u4e00\u8d77\u8d70\u904e\u6d41\u7a0b\u3002<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u5ffd\u7565\u932f\u8aa4\u8def\u5f91<\/h3>\n<p>\u5716\u8868\u901a\u5e38\u53ea\u986f\u793a\u300c\u9806\u5229\u8def\u5f91\u300d\uff08\u4e00\u5207\u904b\u4f5c\u5b8c\u7f8e\uff09\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong>\u660e\u78ba\u986f\u793a\u932f\u8aa4\u8655\u7406\u6a5f\u5236\u3002\u5982\u679c\u670d\u52d9\u5931\u6557\uff0c\u7cfb\u7d71\u6703\u5982\u4f55\u56de\u61c9\uff1f\u4f7f\u7528<code>\u53ef\u9078<\/code> \u6216 <code>\u66ff\u4ee3<\/code> \u7528\u65bc\u986f\u793a\u4f8b\u5916\u8655\u7406\u6d41\u7a0b\u3002<\/li>\n<\/ul>\n<h2>8. \u6280\u8853\u8a9e\u7fa9\u8207UML\u5408\u898f\u6027 \ud83d\udcd0<\/h2>\n<p>\u96d6\u7136\u5de5\u5177\u5404\u4e0d\u76f8\u540c\uff0cUML\u6a19\u6e96\u4ecd\u662f\u57fa\u790e\u3002\u504f\u96e2\u6a19\u6e96\u8a9e\u6cd5\u6703\u8b93\u4f7f\u7528\u4e0d\u540c\u5de5\u5177\u7684\u4eba\u96e3\u4ee5\u95b1\u8b80\u5716\u8868\u3002<\/p>\n<h3>\u274c \u932f\u8aa4\uff1a\u81ea\u8a02\u7b26\u865f<\/h3>\n<p>\u5275\u9020UML\u898f\u7bc4\u4e2d\u672a\u5b9a\u7fa9\u7684\u65b0\u7bad\u982d\u6a23\u5f0f\u6216\u7b26\u865f\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong> \u5805\u6301\u4f7f\u7528\u6a19\u6e96\u7bad\u982d\u3002\u82e5\u5fc5\u9808\u4f7f\u7528\u81ea\u8a02\u908f\u8f2f\uff0c\u8acb\u6dfb\u52a0\u5716\u4f8b\u6216\u8a3b\u89e3\u4ee5\u8aaa\u660e\u7b26\u865f\u542b\u7fa9\u3002<\/li>\n<\/ul>\n<h3>\u274c \u932f\u8aa4\uff1a\u6df7\u5408\u5716\u8868\u985e\u578b<\/h3>\n<p>\u5728\u5e8f\u5217\u5716\u4e2d\u52a0\u5165\u7269\u4ef6\u5efa\u7acb\u6216\u92b7\u6bc0\u7684\u908f\u8f2f\uff0c\u800c\u9019\u985e\u5167\u5bb9\u5176\u5be6\u66f4\u9069\u5408\u4f7f\u7528\u985e\u5716\u6216\u72c0\u614b\u5716\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u6b63\uff1a<\/strong> 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\ud83c\udfaf<\/h2>\n<p>\u5efa\u7acb\u7cbe\u78ba\u7684UML\u5e8f\u5217\u5716\u9700\u8981\u7d00\u5f8b\u3002\u50c5\u50c5\u756b\u7dda\u662f\u4e0d\u5920\u7684\uff0c\u4f60\u5fc5\u9808\u7406\u89e3\u5176\u80cc\u5f8c\u7684\u8a9e\u7fa9\u3002\u900f\u904e\u4fee\u6b63\u9019\u4e9b\u5e38\u898b\u932f\u8aa4\uff0c\u53ef\u63d0\u5347\u8edf\u9ad4\u67b6\u69cb\u6587\u4ef6\u7684\u54c1\u8cea\u3002<\/p>\n<p>\u5c08\u6ce8\u65bc\u6e05\u6670\u6027\u3002\u78ba\u4fdd\u6bcf\u4e00\u689d\u7bad\u982d\u90fd\u6709\u5176\u76ee\u7684\u3002\u78ba\u8a8d\u6642\u9593\u6d41\u52d5\u908f\u8f2f\u6b63\u78ba\u3002\u4fdd\u6301\u8853\u8a9e\u4e00\u81f4\u3002\u9019\u4e9b\u7fd2\u6163\u5c07\u70ba\u5718\u968a\u5728\u958b\u767c\u8207\u9664\u932f\u6642\u7bc0\u7701\u6642\u9593\u3002\u6e05\u6670\u7684\u5716\u8868\u662f\u8a2d\u8a08\u8207\u5be6\u4f5c\u4e4b\u9593\u7684\u5951\u7d04\u3002\u8acb\u4ee5\u7cbe\u78ba\u4f86\u9075\u5b88\u9019\u4efd\u5951\u7d04\u3002<\/p>\n<ul>\n<li><strong>\u6aa2\u8996\uff1a<\/strong> 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