{"id":9139,"date":"2022-03-01T02:54:31","date_gmt":"2022-03-01T02:54:31","guid":{"rendered":"https:\/\/www.cybermedian.com\/tw\/?p=9139"},"modified":"2026-04-20T09:11:50","modified_gmt":"2026-04-20T09:11:50","slug":"uml-%e7%94%a8%e4%be%8b%e5%bb%ba%e6%a8%a1%e4%b8%ad%e7%9a%84%e7%94%a8%e4%be%8b%e6%98%af%e4%bb%80%e9%ba%bc%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/tw\/what-is-a-use-case-in-uml-use-case-modeling\/","title":{"rendered":"UML \u7528\u4f8b\u5efa\u6a21\u4e2d\u7684\u7528\u4f8b\u662f\u4ec0\u9ebc\uff1f"},"content":{"rendered":"<div class=\"entry-content clearfix\">\n<h3><span id=\"What_is_a_Use_Case\"><span class=\"\">\u4ec0\u9ebc\u662f\u7528\u4f8b\uff1f<\/span><\/span><\/h3>\n<p>\u6bcf\u7576\u6211\u5011\u8a0e\u8ad6\u7cfb\u7d71\u7684\u9700\u6c42\u6642\uff0c\u6211\u5011\u90fd\u6703\u8a8d\u8b58\u5230\u4e00\u500b\u6216\u591a\u500b\u4eba\u6216\u4e8b\u7269\u5c0d\u7cfb\u7d71\u7684\u884c\u70ba\u611f\u8208\u8da3\u3002\u9019\u4e9b\u4eba\u88ab\u7a31\u70ba\u7cfb\u7d71\u7684\u5229\u76ca\u76f8\u95dc\u8005\uff08<strong>\u53c3\u8207\u8005<\/strong>\uff09\u3002<\/p>\n<p>\u7cfb\u7d71\u7684\u529f\u80fd\u7531\u4e0d\u540c\u7684<strong>\u7528\u4f8b<\/strong>\u5b9a\u7fa9\uff0c\u6bcf\u500b\u7528\u4f8b\u4ee3\u8868\u7279\u5b9a\u53c3\u8207\u8005\u7684<strong>\u7279\u5b9a\u76ee\u6a19<\/strong>\uff08\u7372\u5f97\u53ef\u89c0\u5bdf\u503c\u7d50\u679c\uff09\u3002\u7528\u4f8b\u63cf\u8ff0\u4e86\u4e00\u500b\uff08\u4e3b\u8981\u53c3\u8207\u8005\uff09\u6216\u591a\u500b\uff08\u6b21\u8981\u53c3\u8207\u8005\uff09\u8207\u7cfb\u7d71\u4e4b\u9593\u7684\u4ea4\u4e92\uff0c\u4ee5\u4fbf\u70ba\u4e3b\u8981\u53c3\u8207\u8005\u63d0\u4f9b\u53ef\u89c0\u5bdf\u7684\u50f9\u503c\u7d50\u679c\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/1_02-use-case-diagram-notations.png\" alt=\"\u7528\u4f8b\u5716\u6559\u7a0b\" \/><\/p>\n<p><a class=\"edit-template-v1\" href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=UseCaseDiagram&amp;gallery=\/repository\/92142a93-2b66-495e-8c97-6fd871672ee6.xml&amp;name=Use%20Case%20Diagram%20Example%3A%20Passenger%20Service\">\u7de8\u8f2f\u6b64\u7528\u4f8b\u5716\u793a\u4f8b<\/a><\/p>\n<h3><span id=\"Use_Case_and_Use_Case_Scenarios\">\u7528\u4f8b\u548c\u7528\u4f8b\u5834\u666f<\/span><\/h3>\n<p>\u7528\u4f8b\u662f\u53c3\u8207\u8005\u548c\u76ee\u6a19\u7cfb\u7d71\u4e4b\u9593\u7684\u4ea4\u4e92\uff0c\u7576\u53c3\u8207\u8005\u4f7f\u7528\u5b83\u4f86\u5be6\u73fe\u76ee\u6a19\u6642\u3002\u7528\u4f8b\u6709\u591a\u500b\u8def\u5f91\u53ef\u7528\u65bc\u5be6\u73fe\u7279\u5b9a\u76ee\u6a19\u3002\u5b83\u5011\u53ef\u4ee5\u8868\u793a\u70ba\u6558\u8ff0\uff08<strong>\u7528\u4f8b\u63cf\u8ff0<\/strong>\uff09\u6216\u53ef\u8996\u6a21\u578b\uff08<strong>\u7528\u4f8b\u5716<\/strong>\uff09\u3002<\/p>\n<p><strong>\u6b63\u5e38\u8def\u5f91<\/strong>\u662f\u4e00\u7d44\u7121\u689d\u4ef6\u7684\u6b65\u9a5f\uff0c\u63cf\u8ff0\u5982\u4f55\u5be6\u73fe\u7528\u4f8b\u76ee\u6a19\u4e26\u6eff\u8db3\u6240\u6709\u76f8\u95dc\u4e3b\u8981\u53c3\u8207\u8005\u6216\u652f\u6301\u53c3\u8207\u8005\u7684\u5229\u76ca\u3002\u6bcf\u500b\u6b65\u9a5f\u5c0d\u65bc\u5be6\u73fe\u7528\u4f8b\u76ee\u6a19\u90fd\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\uff0c\u4e26\u4e14\u4e0d\u80fd\u8df3\u904e\u4efb\u4f55\u6b65\u9a5f\u3002<\/p>\n<p>Cockburn \u5c07\u5176\u7a31\u70ba\u201c\u4e3b\u8981\u6210\u529f\u5834\u666f\u201d\uff0c\u800c\u5176\u4ed6\u4eba\u5247\u4f7f\u7528\u201c\u5feb\u6a02\u5834\u666f\u201d\u3001\u201c\u57fa\u672c\u6d41\u7a0b\u201d\u7b49\u8853\u8a9e\u3002<\/p>\n<p>\u66ff\u4ee3\u8def\u5f91\u662f\u4e00\u7d44\u6709\u689d\u4ef6\u7684\u6b65\u9a5f\uff0c\u7528\u65bc\u66ff\u4ee3\u53e6\u4e00\u500b\u6d41\u7a0b\u4e2d\u7684\u4e00\u500b\u6216\u591a\u500b\u6b65\u9a5f\uff08\u57f7\u884c\u66ff\u4ee3\u6d41\u7a0b\u800c\u4e0d\u662f\u53e6\u4e00\u500b\u6b65\u9a5f\uff09\uff0c\u4e4b\u5f8c\u7528\u4f8b\u7e7c\u7e8c\u8ffd\u6c42\u5176\u76ee\u6a19\u3002<\/p>\n<p id=\"zvsIGKO\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9464 \" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/03\/img_621d8aaabaae4.png\" alt=\"\" width=\"885\" height=\"470\" \/><\/p>\n<h3><span id=\"Use_Case_Variants\">\u7528\u4f8b\u8b8a\u9ad4<\/span><\/h3>\n<p>\u8a72\u6280\u8853\u5177\u6709\u4e0d\u540c\u985e\u578b\u7684\u7528\u4f8b\u548c\u8b8a\u9ad4\u3002<\/p>\n<ul>\n<li><strong>\u7cfb\u7d71\u7528\u4f8b<\/strong>\u2014\u2014\u8a2d\u8a08\u7bc4\u570d\u662f\u95dc\u65bc\u8981\u958b\u767c\u7684\u8a08\u7b97\u6a5f\u7cfb\u7d71\u3002\u5b83\u662f\u95dc\u65bc\u6f14\u54e1\u901a\u904e\u8a08\u7b97\u6a5f\u7cfb\u7d71\u5be6\u73fe\u76ee\u6a19\u7684\uff1b\u9019\u662f\u95dc\u65bc\u6280\u8853\u7684\u3002<\/li>\n<li><strong>\u696d\u52d9\u7528\u4f8b<\/strong>\u5b83\u662f\u95dc\u65bc\u8a2d\u8a08\u696d\u52d9\u904b\u71df\u7bc4\u570d\u7684\u3002\u5b83\u662f\u95dc\u65bc\u7d44\u7e54\u5916\u90e8\u7684\u53c3\u8207\u8005\u5be6\u73fe\u8207\u7d44\u7e54\u76f8\u95dc\u7684\u76ee\u6a19\u3002\u696d\u52d9\u7528\u4f8b\u901a\u5e38\u4e0d\u5305\u542b\u5c0d\u6280\u8853\u7684\u5f15\u7528\uff0c\u56e0\u70ba\u5b83\u8207\u696d\u52d9\u5982\u4f55\u904b\u4f5c\u6709\u95dc\u3002<\/li>\n<li><strong>\u7528\u4f8b 2.0<\/strong>\u4f7f\u6280\u8853\u9069\u61c9\u654f\u6377\u958b\u767c\u65b9\u6cd5\u7684\u4e0a\u4e0b\u6587\u3002\u9019\u7a2e\u6280\u8853\u901a\u904e\u652f\u6301\u7528\u6236\u6545\u4e8b\u7684\u6558\u8ff0\u4f86\u8c50\u5bcc\u9700\u6c42\u6536\u96c6\u7684\u5be6\u8e10\u3002\u5b83\u9084\u63d0\u4f9b\u7528\u4f8b\u201c\u5207\u7247\u201d\u4ee5\u4fc3\u9032\u589e\u91cf\u9700\u6c42\u4e26\u5be6\u73fe\u589e\u91cf\u5be6\u65bd\u3002<\/li>\n<\/ul>\n<p><strong>\u4e3b\u8981\u548c\u6b21\u8981\u6f14\u54e1<\/strong><\/p>\n<p>Primary \u662f\u8207\u7cfb\u7d71\u4ea4\u4e92\u4ee5\u5be6\u73fe\u7279\u5b9a\u76ee\u6a19\u7684\u5229\u76ca\u76f8\u95dc\u8005\u3002\u4e3b\u8981\u53c3\u8207\u8005\u901a\u5e38\uff08\u4f46\u4e0d\u7e3d\u662f\uff09\u662f\u555f\u52d5\u7528\u4f8b\u7684\u4eba\u3002\u7576\u7528\u4f8b\u5be6\u969b\u4e0a\u662f\u7531\u4ee3\u8868\u771f\u6b63\u4e3b\u8981\u53c3\u8207\u8005\u7684\u53c3\u8207\u8005\u89f8\u767c\u6642\uff0c\u6216\u8005\u7576\u7528\u4f8b\u5be6\u969b\u4e0a\u662f\u7531\u6642\u9593\u89f8\u767c\u6642\uff0c\u60c5\u6cc1\u4e26\u975e\u5982\u6b64\u3002\u6709\u6642\uff08\u5916\u90e8\uff09\u53c3\u8207\u8005\u9700\u8981\u70ba\u7cfb\u7d71\u63d0\u4f9b\u670d\u52d9\u3002\u9019\u6a23\u7684\u6f14\u54e1\u7a31\u70ba\u914d\u89d2\u3002\u53c3\u8207\u8005\u53ef\u4ee5\u662f\u4e00\u500b\u7528\u4f8b\u4e2d\u7684\u4e3b\u8981\u53c3\u8207\u8005\uff0c\u4e5f\u53ef\u4ee5\u662f\u53e6\u4e00\u500b\u7528\u4f8b\u4e2d\u7684\u652f\u6301\u8005\u3002<\/p>\n<h3><span id=\"Levels_of_Detail_for_Use_Case_Modeling\">\u7528\u4f8b\u5efa\u6a21\u7684\u8a73\u7d30\u7a0b\u5ea6<\/span><\/h3>\n<p>Cockburn \u5efa\u8b70\u7528\u7b26\u865f\u6a19\u8a18\u6bcf\u500b\u7528\u4f8b\u4ee5\u986f\u793a\u201c\u76ee\u6a19\u7d1a\u5225\u201d\uff1b\u9996\u9078\u7d1a\u5225\u662f\u201c\u7528\u6236\u76ee\u6a19\u201d<\/p>\n<table class=\"wikitable\">\n<tbody>\n<tr>\n<th>\u76ee\u6a19\u6c34\u5e73<\/th>\n<th>\u5716\u6a19<\/th>\n<th>\u8c61\u5fb5<\/th>\n<th>\u8c61\u5fb5<\/th>\n<\/tr>\n<tr>\n<td>\u975e\u5e38\u9ad8\u7684\u7e3d\u7d50<\/td>\n<td>\u96f2<\/td>\n<td>++<\/td>\n<td>\n<div class=\"center\">\n<div class=\"floatnone\"><a class=\"image\" href=\"https:\/\/en.wikipedia.org\/wiki\/File:Goal-level-icons-cloud.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/Goal-level-icons-cloud.png\" alt=\"\u76ee\u6a19\u7d1a\u5716\u6a19-cloud.png\" width=\"52\" height=\"52\" data-file-width=\"52\" data-file-height=\"52\" \/><\/a><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td>\u6982\u62ec<\/td>\n<td>\u653e\u98a8\u7b8f<\/td>\n<td>+<\/td>\n<td>\n<div class=\"center\">\n<div class=\"floatnone\"><a class=\"image\" href=\"https:\/\/en.wikipedia.org\/wiki\/File:Goal-level-icons-flying-kite.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/Goal-level-icons-flying-kite.png\" alt=\"\u76ee\u6a19\u7d1a\u5225\u5716\u6a19-flying-kite.png\" width=\"52\" height=\"52\" data-file-width=\"52\" data-file-height=\"52\" \/><\/a><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td>\u7528\u6236\u76ee\u6a19<\/td>\n<td>\u6d77\u6d6a<\/td>\n<td>\uff01<\/td>\n<td>\n<div class=\"center\">\n<div class=\"floatnone\"><a class=\"image\" href=\"https:\/\/en.wikipedia.org\/wiki\/File:Goal-level-icons-waves-at-sea.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/Goal-level-icons-waves-at-sea.png\" alt=\"\u76ee\u6a19\u7d1a\u5716\u6a19-waves-at-sea.png\" width=\"52\" height=\"52\" data-file-width=\"52\" data-file-height=\"52\" \/><\/a><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td>\u5b50\u529f\u80fd<\/td>\n<td>\u9b5a<\/td>\n<td>\u2013<\/td>\n<td>\n<div class=\"center\">\n<div class=\"floatnone\"><a class=\"image\" href=\"https:\/\/en.wikipedia.org\/wiki\/File:Goal-level-icons-fish.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/Goal-level-icons-fish.png\" alt=\"\u76ee\u6a19\u7d1a\u5716\u6a19-fish.png\" width=\"52\" height=\"52\" data-file-width=\"52\" data-file-height=\"52\" \/><\/a><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td>\u592a\u4f4e<\/td>\n<td>\u6d77\u5e95\u86e4\u870a<\/td>\n<td>\u2014<\/td>\n<td>\n<div class=\"center\">\n<div class=\"floatnone\"><a class=\"image\" href=\"https:\/\/en.wikipedia.org\/wiki\/File:Goal-level-icons-seabed-clam-shell.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/Goal-level-icons-seabed-clam-shell.png\" alt=\"\u76ee\u6a19\u7d1a\u5716\u6a19-seabed-clam-shell.png\" width=\"52\" height=\"52\" data-file-width=\"52\" data-file-height=\"52\" \/><\/a><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u96f2<\/strong>\u662f\u6700\u9ad8\u7d1a\u5225\uff0c\u5373\u4f01\u696d\u7d1a\u5225\uff0c\u6574\u500b\u7d44\u7e54\u53ef\u80fd\u53ea\u6709\u56db\u500b\u6216\u4e94\u500b\u7528\u4f8b\u3002\u793a\u4f8b\u53ef\u80fd\u662f\u5ee3\u544a\u5546\u54c1\u3001\u5411\u5ba2\u6236\u92b7\u552e\u5546\u54c1\u3001\u7ba1\u7406\u5eab\u5b58\u3001\u7ba1\u7406\u4f9b\u61c9\u934a\u548c\u512a\u5316\u904b\u8f38\u3002<br \/>\n<strong>\u653e\u98a8\u7b8f<\/strong>\u6bd4\u96f2\u4f4e\uff0c\u4f46\u4ecd\u7136\u662f\u9ad8\u5c64\u6b21\u7684\uff0c\u63d0\u4f9b\u4e86\u4e00\u500b\u6982\u8ff0\u3002\u98a8\u7b8f\u7528\u4f8b\u53ef\u80fd\u5728\u696d\u52d9\u55ae\u4f4d\u6216\u90e8\u9580\u7d1a\u5225\uff0c\u662f\u76ee\u6a19\u7684\u7e3d\u7d50\u3002\u4f8b\u5982\u5b78\u751f\u8a3b\u518a\uff0c\u6216\u8005\u8207\u65c5\u904a\u516c\u53f8\u5408\u4f5c\uff1a\u9810\u8a02\u6a5f\u7968\u3001\u9152\u5e97\u3001\u6c7d\u8eca\u6216\u904a\u8f2a\u3002<br \/>\n<strong>\u6d77\u6d6a<\/strong>\u8655\u65bc\u6d77\u5e73\u9762\uff0c\u901a\u5e38\u662f\u70ba\u7528\u6236\u76ee\u6a19\u800c\u5275\u5efa\u7684\u3002\u9019\u901a\u5e38\u662f\u7528\u6236\u6700\u611f\u8208\u8da3\u7684\uff0c\u4e5f\u662f\u516c\u53f8\u6700\u5bb9\u6613\u7406\u89e3\u7684\u3002\u5b83\u901a\u5e38\u662f\u70ba\u4e00\u500b\u5546\u696d\u6d3b\u52d5\u7de8\u5beb\u7684\uff0c\u6bcf\u500b\u4eba\u61c9\u8a72\u80fd\u5920\u5728 2 \u5230 20 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