{"id":9197,"date":"2022-02-25T06:58:58","date_gmt":"2022-02-25T06:58:58","guid":{"rendered":"https:\/\/www.cybermedian.com\/cn\/?p=9197"},"modified":"2025-03-07T01:28:10","modified_gmt":"2025-03-07T01:28:10","slug":"%e7%94%a8%e4%be%8b%e5%88%86%e6%9e%90%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/cn\/use-case-analysis-tutorial\/","title":{"rendered":"\u7528\u4f8b\u5206\u6790\u6559\u7a0b"},"content":{"rendered":"<h2><span id=\"What_is_a_Use_Case_Diagram\"><span class=\"\">\u4ec0\u4e48\u662f\u7528\u4f8b\u56fe\uff1f<\/span><\/span><\/h2>\n<p>UML<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-use-case-diagram\/\">\u7528\u4f8b\u56fe<\/a>\u662f\u6b63\u5728\u5f00\u53d1\u7684\u65b0\u8f6f\u4ef6\u7a0b\u5e8f\u7684\u7cfb\u7edf\/\u8f6f\u4ef6\u9700\u6c42\u7684\u4e3b\u8981\u5f62\u5f0f\u3002\u7528\u4f8b\u56fe\u7684\u76ee\u7684\u662f\u53ef\u89c6\u5316\u7cfb\u7edf\u5e94\u8be5\u505a\u4ec0\u4e48\uff08\u4ec0\u4e48\uff09\uff1b\u5728\u8fd9\u4e2a\u9636\u6bb5\uff0c\u5b83\u4e0d\u8003\u8651\u5982\u4f55\uff08\u5982\u4f55\uff09\u53bb\u505a\u3002<\/p>\n<p>\u4e00\u65e6\u6307\u5b9a\u4e86\u7528\u4f8b\uff0c\u5c31\u53ef\u4ee5\u7528\u6587\u672c\u548c\u53ef\u89c6\u5316\u7684\u8868\u793a\uff08\u5373\u7528\u4f8b\u56fe\uff09\u6765\u8868\u793a\u5b83\u3002\u7528\u4f8b\u5efa\u6a21\u7684\u4e00\u4e2a\u5173\u952e\u6982\u5ff5\u662f\u5b83\u5e2e\u52a9\u6211\u4eec\u4ece\u6700\u7ec8\u7528\u6237\u7684\u89d2\u5ea6\u8bbe\u8ba1\u7cfb\u7edf\u3002\u5b83\u662f\u4e00\u79cd\u901a\u8fc7\u6307\u5b9a\u6240\u6709\u5916\u90e8\u53ef\u89c1\u7684\u7cfb\u7edf\u884c\u4e3a\u4ee5\u7528\u6237\u672f\u8bed\u6765\u4f20\u8fbe\u7cfb\u7edf\u884c\u4e3a\u7684\u6709\u6548\u6280\u672f\u3002<\/p>\n<p>\u6362\u53e5\u8bdd\u8bf4\uff0c\u5fc5\u987b\u4ece\u5916\u90e8\u6765\u770b\u5f85\u7cfb\u7edf\u7684\u4f7f\u7528\uff0c\u5373\u4e0d\u5e94\u8be5\u4ece\u5185\u90e8\u6765\u770b\u5f85\u7cfb\u7edf\uff0c\u800c\u662f\u4ece\u66f4\u9ad8\u7684\u5c42\u6b21\u6765\u786e\u5b9a\u7cfb\u7edf\u5e94\u8be5\u63d0\u4f9b\u7ed9\u5916\u90e8\u53c2\u4e0e\u8005\u7684\u529f\u80fd\u3002<\/p>\n<h3><span id=\"Purpose_of_use_case_diagrams\">\u7528\u4f8b\u56fe\u7684\u76ee\u7684<\/span><\/h3>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/tutorials\/use-case-diagram-tutorial\/\">\u7528\u4f8b\u56fe<\/a>\u901a\u5e38\u662f\u5728\u5f00\u53d1\u7684\u65e9\u671f\u9636\u6bb5\u5f00\u53d1\u7684\uff0c\u4eba\u4eec\u7ecf\u5e38\u5c06\u7528\u4f8b\u5efa\u6a21\u7528\u4e8e\u4ee5\u4e0b\u76ee\u7684\u3002<\/p>\n<ul>\n<li>\u6307\u5b9a\u7cfb\u7edf\u7684\u4e0a\u4e0b\u6587<\/li>\n<li>\u6355\u83b7\u7cfb\u7edf\u7684\u9700\u6c42<\/li>\n<li>\u9a8c\u8bc1\u7cfb\u7edf\u67b6\u6784<\/li>\n<li>\u63a8\u52a8\u5b9e\u65bd\u5e76\u751f\u6210\u6d4b\u8bd5\u7528\u4f8b<\/li>\n<li>\u7531\u5206\u6790\u5e08\u3001\u9886\u57df\u4e13\u5bb6\u548c\u76ee\u6807\u6700\u7ec8\u7528\u6237\u5171\u540c\u5f00\u53d1<\/li>\n<\/ul>\n<p>\u7528\u7edf\u4e00\u5efa\u6a21\u8bed\u8a00\u5b9a\u4e49\u4e86\u6807\u51c6\u5f62\u5f0f\u7684\u7528\u4f8b\u56fe\uff0c\u5982\u4e0b\u9762\u7684\u7528\u4f8b\u56fe\u793a\u4f8b\u6240\u793a\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/02-use-case-diagram-notations.png\" alt=\"\u7528\u4f8b\u56fe\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\">\u7f16\u8f91\u6b64\u7528\u4f8b\u56fe\u793a\u4f8b<\/a><\/p>\n<h3><span id=\"Elements_of_Use_Case_Diagram\">\u7528\u4f8b\u56fe\u7684\u5143\u7d20<\/span><\/h3>\n<h3><span id=\"Actors\">\u6f14\u5458<\/span><\/h3>\n<p>\u6bcf\u4e2a\u7528\u4f8b\u90fd\u4f1a\u6709\u81f3\u5c11\u4e00\u4e2a\u53c2\u4e0e\u8005\uff0c\u53ef\u4ee5\u7406\u89e3\u4e3a\u81f3\u5c11\u4e00\u4e2a\u53c2\u4e0e\u8005\uff08\u89d2\u8272\uff09\uff0c\u53c2\u4e0e\u8005\uff08\u89d2\u8272\uff09\u4e0d\u4e00\u5b9a\u662f\u4eba\uff0c\u4e5f\u53ef\u80fd\u662f\u53e6\u4e00\u4e2a\u7cfb\u7edf\u6216\u8bbe\u5907\u3002\u4e00\u4e2a\u53c2\u4e0e\u8005\u53ef\u4ee5\u4e0e\u591a\u4e2a\u7528\u4f8b\u4ea4\u4e92\uff0c\u4e00\u4e2a\u7528\u4f8b\u53ef\u4ee5\u4e0e\u591a\u4e2a\u53c2\u4e0e\u8005\u4ea4\u4e92\u3002<\/p>\n<p>\u53c2\u4e0e\u8005\u4e0d\u4e00\u5b9a\u662f\u4eba\uff0c\u5373\u7528\u6237\uff0c\u4f46\u4ed6\u4eec\u5b9e\u9645\u4e0a\u53ef\u4ee5\u662f\u975e\u4eba\uff0c\u5373\u7cfb\u7edf\u6216\u65f6\u95f4\u3002<\/p>\n<p>\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u7528\u6237\u662f\u53c2\u4e0e\u7528\u4f8b\u56fe\u7684\u4eba\uff0c\u4f8b\u5982\u5ba2\u6237\u3001\u5458\u5de5\u3001\u4e3b\u7ba1\u7b49\u3002<\/p>\n<h3><span id=\"Human_vs_Non-Human_Actors\">\u4eba\u7c7b\u4e0e\u975e\u4eba\u7c7b\u6f14\u5458<\/span><\/h3>\n<p>\u6709\u65f6\uff0c\u7cfb\u7edf\u4f1a\u53d7\u5230\u5404\u79cd\u4e8b\u4ef6\u7684\u5f71\u54cd\uff0c\u4ee5\u5728\u7ed9\u5b9a\u60c5\u51b5\u4e0b\u6267\u884c\u67d0\u4e9b\u529f\u80fd\u3002\u6bd4\u5982\u5ba1\u6838\u901a\u8fc7\u540e\uff0c\u7cfb\u7edf\u4e3b\u52a8\u53d1\u4fe1\u901a\u77e5\u4eba\uff1b\u90a3\u4e48\u4fe1\u4ef6\u7684\u53d1\u9001\u662f\u7531\u7cfb\u7edf\u81ea\u52a8\u6267\u884c\u7684\u5417\uff1f\u8fd9\u4e2a\u7528\u4f8b\u5176\u5b9e\u662f\u7531\u65f6\u95f4\u89e6\u53d1\u7684\uff0c\u90a3\u4e48actor\u5c31\u662fTimer\uff1b\u6bd4\u5982\u8fd9\u4e2a\u7528\u4f8b\u53ef\u4ee5\u770b\u6210\u201c\u6bcf\u59295:00\u81ea\u52a8\u53d1\u9001\u4e00\u5c01\u4fe1\u201d\uff0c\u90a3\u4e48\u89e6\u53d1\u8fd9\u4e2a\u4e8b\u4ef6\u2014\u2014\u53d1\u9001\u4e00\u5c01\u4fe1\u2014\u2014\u7684actor\u5c31\u4e0d\u662f\u7cfb\u7edf\uff0c\u5b9e\u9645\u4e0a\u662fTimer Actor<\/p>\n<h3><span id=\"Primary_vs_Secondary_Actors\">\u4e3b\u8981\u4e0e\u6b21\u8981\u6f14\u5458<\/span><\/h3>\n<p>\u4e3b\u8981\u53c2\u4e0e\u8005\u662f\u4f7f\u7528\u7cfb\u7edf\u5b9e\u73b0\u76ee\u6807\u7684\u53c2\u4e0e\u8005\u3002\u7528\u4f8b\u8bb0\u5f55\u4e86\u7cfb\u7edf\u548c\u53c2\u4e0e\u8005\u4e4b\u95f4\u7684\u4ea4\u4e92\uff0c\u4ee5\u5b9e\u73b0\u4e3b\u8981\u53c2\u4e0e\u8005\u7684\u76ee\u6807\u3002\u6b21\u8981\u53c2\u4e0e\u8005\u662f\u7cfb\u7edf\u9700\u8981\u534f\u52a9\u4ee5\u5b9e\u73b0\u4e3b\u8981\u53c2\u4e0e\u8005\u76ee\u6807\u7684\u53c2\u4e0e\u8005\u3002<\/p>\n<ul>\n<li>\u6f14\u5458\u53ef\u80fd\u662f\u4e3b\u8981\u7684\u6216\u6b21\u8981\u7684\u3002\u4e3b\u8981\u53c2\u4e0e\u8005\u542f\u52a8\u4e0e\u7cfb\u7edf\u7684\u4ea4\u4e92\u3002<\/li>\n<li>\u7cfb\u7edf\u901a\u5e38\u4f1a\u8c03\u7528\u6b21\u8981\u53c2\u4e0e\u8005\u5bfb\u6c42\u5e2e\u52a9\uff0c\u5e76\u4e14\u6b21\u8981\u53c2\u4e0e\u8005\u4ece\u4e0d\u542f\u52a8\u7528\u4f8b\u3002<\/li>\n<\/ul>\n<p>\u8bf7\u6ce8\u610f\uff1a\u6f14\u5458\u7684\u7b26\u53f7\u4e0d\u533a\u5206\u4e3b\u8981\u6f14\u5458\u548c\u6b21\u8981\u6f14\u5458\uff1b\u5fc5\u987b\u4ece\u7528\u4f8b\u63cf\u8ff0\uff08\u4e5f\u79f0\u4e3a\u7528\u4f8b\u53d9\u8ff0\uff09\u4e2d\u63a8\u65ad\u51fa\u5dee\u5f02\u3002<\/p>\n<p><strong>\u4f8b\u5982\uff1a<\/strong><\/p>\n<p>\u94f6\u884c\u4fe1\u8d37\u5458\u60f3\u8981\u5ba1\u67e5\u5ba2\u6237\u7684\u8d37\u6b3e\u7533\u8bf7\uff0c\u90e8\u5206\u6d41\u7a0b\u6d89\u53ca\u5b9e\u65f6\u4fe1\u7528\u8bc4\u7ea7\u68c0\u67e5\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/use-case-diagram-loan-application-review.png\" \/><\/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\/5d350852-2f12-4bd9-a8a1-9b17ace2132c.xml&amp;name=Use%20Case%20Diagram%3A%20Loan%20Application%20Review\">\u7f16\u8f91\u6b64\u7528\u4f8b\u56fe\u793a\u4f8b<\/a><\/p>\n<ul>\n<li>\u7528\u4f8b\u540d\u79f0\u3002\u5ba1\u67e5\u8d37\u6b3e\u7533\u8bf7<\/li>\n<li>\u4e3b\u8981\u6f14\u5458\u3002\u4fe1\u8d37\u5458<\/li>\n<li>\u6b21\u8981\u6f14\u5458\u3002\u4fe1\u7528\u8bc4\u7ea7\u7cfb\u7edf<\/li>\n<\/ul>\n<h2><span id=\"How_do_I_identify_actors\">\u5982\u4f55\u8bc6\u522b\u6f14\u5458\uff1f<\/span><\/h2>\n<p>\u7531\u4e8e\u53c2\u4e0e\u8005\u4e0d\u4e00\u5b9a\u662f\u4eba\uff0c\u800c\u53ef\u80fd\u662f\u5916\u90e8\u7cfb\u7edf\u3001\u8bbe\u8ba1\u6216\u8ba1\u65f6\u5668\uff0c\u6211\u4eec\u901a\u8fc7\u8be2\u95ee\u4ee5\u4e0b\u95ee\u9898\u6765\u627e\u5230\u66f4\u5177\u4f53\u7684\u53c2\u4e0e\u8005<\/p>\n<ul>\n<li>\u4e00\u65e6\u7cfb\u7edf\u5f00\u53d1\u5b8c\u6210\uff0c\u8c01\u5c06\u4f7f\u7528\u8be5\u7cfb\u7edf\uff1f<\/li>\n<li>\u7cfb\u7edf\u9700\u8981\u4ece\u8c01\u6216\u54ea\u4e9b\u5176\u4ed6\u7cfb\u7edf\u83b7\u53d6\u6570\u636e\uff1f<\/li>\n<li>\u8be5\u7cfb\u7edf\u5c06\u4e3a\u8c01\u6216\u5176\u4ed6\u54ea\u4e9b\u7cfb\u7edf\u63d0\u4f9b\u6570\u636e\uff1f<\/li>\n<li>\u8be5\u7cfb\u7edf\u5c06\u4e0e\u54ea\u4e9b\u5176\u4ed6\u7cfb\u7edf\u76f8\u5173\u8054\uff1f<\/li>\n<li>\u8c01\u5c06\u7ef4\u62a4\u548c\u7ba1\u7406\u7cfb\u7edf\uff1f<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u95ee\u9898\u5e2e\u52a9\u6211\u4eec\u62bd\u8c61\u51fa\u7cfb\u7edf\u7684\u53c2\u4e0e\u8005\u3002\u4ee5 ATM \u4e3a\u4f8b\uff0c\u56de\u7b54\u8fd9\u4e9b\u95ee\u9898\u53ef\u4ee5\u8ba9\u6211\u4eec\u627e\u5230\u66f4\u591a\u7684\u53c2\u4e0e\u8005\uff0c\u5373<\/p>\n<ul>\n<li><strong>\u8fd0\u8425<\/strong>\u4eba\u8d1f\u8d23\u7ef4\u62a4\u548c\u7ba1\u7406 ATM\u7cfb\u7edf<\/li>\n<li>ATM \u8fd8\u9700\u8981\u4e0e<strong>\u540e\u7aef\u670d\u52a1\u5668<\/strong>\u901a\u4fe1\u4ee5\u83b7\u53d6\u6709\u5173\u7528\u6237\u5e10\u6237\u7684\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h3><span id=\"Use_Case\">\u7528\u4f8b<\/span><\/h3>\n<p>\u7528\u4f8b\u8868\u793a\u9884\u671f\u7531\u7cfb\u7edf\u5b9e\u73b0\u7684\u529f\u80fd\uff08\u901a\u5e38\u662f\u9700\u6c42\uff09\u3002\u7528\u4f8b\u7684\u7ec6\u8282\uff0c\u9664\u4e86\u5b83\u7684\u552f\u4e00\u540d\u79f0\uff0c\u6ca1\u6709\u5728\u56fe\u4e2d\u76f4\u89c2\u5730\u8868\u793a\uff1b\u8fd9\u4e9b\u7ec6\u8282\u5728\u7528\u4f8b\u7684\u53d9\u8ff0\uff08\u6587\u5b57\u63cf\u8ff0\uff09\u4e2d\u7ed9\u51fa\u3002<\/p>\n<p>\u7528\u4f8b\u662f\u4e00\u7cfb\u5217\u52a8\u4f5c\u6216\u4e8b\u4ef6\u6b65\u9aa4\uff0c\u901a\u5e38\u5b9a\u4e49\u53c2\u4e0e\u8005\u89d2\u8272\u4e0e\u7cfb\u7edf\u4e4b\u95f4\u7684\u4ea4\u4e92\u4ee5\u5b9e\u73b0\u76ee\u6807\u3002\u7528\u4f8b\u662f\u8bc6\u522b\u3001\u6f84\u6e05\u548c\u7ec4\u7ec7\u7cfb\u7edf\u9700\u6c42\u7684\u6709\u7528\u6280\u672f\u3002\u7528\u4f8b\u7531\u7cfb\u7edf\u548c\u7528\u6237\u4e4b\u95f4\u53ef\u80fd\u7684\u4ea4\u4e92\u5e8f\u5217\u7ec4\u6210\uff0c\u8fd9\u4e9b\u4ea4\u4e92\u5e8f\u5217\u5b9a\u4e49\u4e86\u8981\u5b9e\u73b0\u7684\u529f\u80fd\u4ee5\u53ca\u53ef\u80fd\u9047\u5230\u7684\u4efb\u4f55\u9519\u8bef\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<h3><span id=\"How_to_Identify_Use_Cases\">\u5982\u4f55\u8bc6\u522b\u7528\u4f8b\uff1f<\/span><\/h3>\n<p>\u4e00\u65e6\u6211\u4eec\u627e\u5230\u4e86\u53c2\u4e0e\u8005\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u6839\u636e\u53c2\u4e0e\u8005\u6765\u786e\u5b9a\u7cfb\u7edf\u7684\u7528\u4f8b\uff0c\u4e3b\u8981\u770b\u6bcf\u4e2a\u53c2\u4e0e\u8005\u9700\u8981\u7cfb\u7edf\u63d0\u4f9b\u54ea\u4e9b\u670d\u52a1\uff0c\u6216\u8005\u53c2\u4e0e\u8005\u5982\u4f55\u4f7f\u7528\u7cfb\u7edf\u3002\u7528\u4f8b\u7684\u8bc6\u522b\u53ef\u4ee5\u4ece\u4ee5\u4e0b\u95ee\u9898\u5f00\u59cb\uff08\u9488\u5bf9\u6bcf\u4e2a\u53c2\u4e0e\u8005\uff09\u3002<\/p>\n<ul>\n<li>\u6f14\u5458\u4e3a\u4ec0\u4e48\u8981\u4f7f\u7528\u8fd9\u4e2a\u7cfb\u7edf\uff1f<\/li>\n<li>\u53c2\u4e0e\u8005\u662f\u5426\u5728\u7cfb\u7edf\u4e2d\u521b\u5efa\u3001\u4fee\u6539\u3001\u5220\u9664\u3001\u8bbf\u95ee\u548c\u5b58\u50a8\u6570\u636e\uff1f\u5982\u679c\u662f\u8fd9\u6837\uff0c\u6f14\u5458\u5982\u4f55\u6267\u884c\u8fd9\u4e9b\u64cd\u4f5c\uff1f<\/li>\n<li>\u53c2\u4e0e\u8005\u662f\u5426\u901a\u77e5\u7cfb\u7edf\u67d0\u4e9b\u5916\u90e8\u4e8b\u4ef6\uff1f<\/li>\n<li>\u7cfb\u7edf\u662f\u5426\u4f1a\u901a\u77e5\u53c2\u4e0e\u8005\u67d0\u4e9b\u5185\u90e8\u4e8b\u4ef6\uff1f<\/li>\n<\/ul>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0cATM\u7cfb\u7edf\u7684\u7528\u4f8b\u56fe\u53ef\u4ee5\u8868\u793a\u5982\u4e0b\u3002<\/p>\n<p>\u7528\u4f8b\u7531\u692d\u5706\u3001\u9759\u6001\u6216\u52a8\u6001\u3001\u4efb\u52a1\u6216\u7cfb\u7edf\u8868\u793a\u3002<\/p>\n<h2><span id=\"System_Boundary\">\u7cfb\u7edf\u8fb9\u754c<\/span><\/h2>\n<p>\u7cfb\u7edf\u8fb9\u754c\u901a\u8fc7\u5728\u77e9\u5f62\u8fb9\u754c\u4e2d\u5bf9\u7528\u4f8b\u8fdb\u884c\u5206\u7ec4\u6765\u63cf\u8ff0\u7cfb\u7edf\uff0cVisual Paradigm \u4e2d\u7684\u7cfb\u7edf\u8fb9\u754c\u63d0\u4f9b\u4e86\u7528\u4f8b\u5305\u542b\u884c\u4e3a\u3002<\/p>\n<p>\u53c2\u4e0e\u8005\u662f\u4e0e\u6b63\u5728\u5f00\u53d1\u7684\u7cfb\u7edf\u4ea4\u4e92\u7684\u89d2\u8272\uff08\u4eba\u7c7b\u53c2\u4e0e\u8005\u6216\u975e\u4eba\u7c7b\u53c2\u4e0e\u8005\uff09\u3002\u56e0\u6b64\uff0c\u53c2\u4e0e\u8005\u5e94\u8be5\u88ab\u653e\u7f6e\u5728\u7cfb\u7edf\u8fb9\u754c\u4e4b\u5916\uff0c\u5e76\u4e0e\u653e\u7f6e\u5728\u7cfb\u7edf\u8fb9\u754c\u5185\u7684\u7528\u4f8b\u8fdb\u884c\u4ea4\u4e92\u3002<\/p>\n<p><strong>\u6ce8\u610f\uff1a\u00a0<\/strong><\/p>\n<p>\u53c2\u4e0e\u8005\u7531\u7cfb\u7edf\u7684\u8fb9\u754c\u5b9a\u4e49\u3002\u5982\u679c\u6211\u4eec\u8981\u5b9a\u4e49\u7684\u7cfb\u7edf\u8fb9\u754c\u4ec5\u9650\u4e8eATM\u672c\u8eab\uff0c\u90a3\u4e48\u540e\u7aef\u670d\u52a1\u5668\u5c31\u662f\u4e00\u4e2a\u5916\u90e8\u7cfb\u7edf\uff0c\u53ef\u4ee5\u62bd\u8c61\u4e3a\u4e00\u4e2aactor\u3002<\/p>\n<p>\u5982\u679c\u6211\u4eec\u8981\u5b9a\u4e49\u7684\u7cfb\u7edf\u8fb9\u754c\u6269\u5c55\u5230\u6574\u4e2a\u94f6\u884c\u7cfb\u7edf\uff0c\u5176\u4e2d ATM \u548c\u540e\u7aef\u670d\u52a1\u5668\u90fd\u662f\u6574\u4e2a\u94f6\u884c\u7cfb\u7edf\u7684\u4e00\u90e8\u5206\uff0c\u90a3\u4e48\u540e\u7aef\u670d\u52a1\u5668\u4e0d\u518d\u88ab\u62bd\u8c61\u4e3a\u53c2\u4e0e\u8005\u3002<\/p>\n<h3><span id=\"Relationship\">\u5173\u7cfb<\/span><\/h3>\n<p>\u4e86\u89e3\u8fd9\u4e09\u4e2a\u5173\u952e\u7b26\u53f7\u540e\uff0c\u7ee7\u7eed\u5b66\u4e60\u5173\u7cfb\u77e5\u8bc6\u5e76\u7ed8\u5236\u7528\u4f8b\u56fe\u3002\u7ed8\u5236\u4e86\u53c2\u4e0e\u8005\u548c\u7528\u6237\u6848\u4f8b\u4e4b\u95f4\u7684\u76f4\u63a5\u5173\u7cfb\uff0c\u5e76\u5c06\u8be5\u5173\u7cfb\u7528\u4f5c\u6ca1\u6709\u7bad\u5934\u7684\u7ebf\uff0c\u8868\u793a\u53cc\u5411\u5173\u7cfb\uff0c\u79f0\u4e3a\u94fe\u63a5\u7ebf\u3002<\/p>\n<p>\u4e00\u4e2a\u7528\u4f8b\u53ef\u4ee5\u5206\u89e3\u6210\u51e0\u4e2a\u7528\u4f8b\uff0c\u8fd9\u4e9b\u7528\u4f8b\u901a\u8fc7 &lt;&lt;include&gt;&gt;\u3001&lt;&lt;extend&gt;&gt; \u6216 &lt;&lt;generalization&gt;&gt; \u5173\u7cfb\uff08\u5728\u672c\u6587\u540e\u9762\u63cf\u8ff0\uff09\u8fde\u63a5\u8d77\u6765\u3002<\/p>\n<h3><span id=\"Communication_Link_Relationship\">\u901a\u4fe1\u94fe\u8def\u5173\u7cfb<\/span><\/h3>\n<p>\u8fd9\u8868\u793a\u53c2\u4e0e\u8005\u548c\u7528\u4f8b\u4e4b\u95f4\u7684\u53cc\u5411\u901a\u4fe1\uff0c\u56e0\u6b64\u662f\u4e8c\u5143\u5173\u7cfb\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/use-case-diagram-binary-relation.png\" \/><\/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\/1399c965-658e-497a-807c-2a034b502170.xml&amp;name=Use%20Case%20Diagram%20Binary%20Relation\">\u7f16\u8f91\u6b64\u7528\u4f8b\u56fe\u793a\u4f8b<\/a><\/p>\n<h3><span id=\"Include_Relationship\">&lt;&lt;\u5305\u542b&gt;&gt; \u5173\u7cfb<\/span><\/h3>\n<p><strong>\u5305\u542b<\/strong>\u5173\u7cfb\u610f\u5473\u7740\u7528\u4f8b\u5c06\u5305\u542b\u5176\u4ed6\u7528\u4f8b\u3002\u5305\u542b\u5173\u7cfb\u7684\u76ee\u7684\u662f\u4f7f\u7528\u5305\u542b\u5173\u7cfb\u6765\u51cf\u5c11\u518d\u6b21\u63cf\u8ff0\u76f8\u540c\u7528\u4f8b\u7684\u91cd\u590d\u3002\u5982\u679c\u591a\u4e2a\u6848\u4f8b\u5171\u4eab\u76f8\u540c\u7684\u90e8\u5206\u529f\u80fd\uff0c\u5219\u53ef\u4ee5\u5c06\u529f\u80fd\u5206\u79bb\u51fa\u6765\uff0c\u5e76\u5c06\u5176\u4ed6\u7528\u4f8b\u5305\u542b\u5728\u6848\u4f8b\u4e2d\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u56fe\u4e66\u7ba1\u7406\u5458\u501f\u4e66\u65f6\u9700\u8981\u8bfb\u53d6\u4ee3\u7801\u8bb0\u5f55\u501f\u4e66\uff0c\u8fd8\u4e66\u65f6\u8fd8\u9700\u8981\u8bfb\u53d6\u4ee3\u7801\u8bb0\u5f55\u5f52\u8fd8\u56fe\u4e66\uff0c\u56e0\u4e3a\u8bfb\u53d6\u4ee3\u7801\u662f\u4e00\u4e2a\u91cd\u590d\u7684\u52a8\u4f5c\u90e8\u5206\uff0c\u53ef\u4ee5\u505a\u6210\u4e00\u4e2a\u5355\u72ec\u7684\u7528\u4f8b\uff0c\u8ba9\u501f\u4e66\u548c\u8fd8\u4e66\u90fd\u5305\u542b\u8fd9\u4e2a\u7528\u4f8b\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/include-use-case-example.png\" \/><\/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\/408fe5a6-2153-4359-b101-085709a94e2d.xml&amp;name=Include%20Use%20Case%20Example\">\u7f16\u8f91\u6b64\u7528\u4f8b\u56fe\u793a\u4f8b<\/a><\/p>\n<p>\u5982\u679c\u4e00\u4e2a\u7528\u4f8b A \u5305\u542b\u53e6\u4e00\u4e2a\u7528\u4f8b B\uff0c\u90a3\u4e48 A \u7684\u5b9e\u73b0\u9700\u8981 B \u7684\u5b9e\u73b0\u6765\u5b8c\u6210\u5b83\u7684\u4efb\u52a1\u3002\u4f46\u662f\uff0cB \u662f\u72ec\u7acb\u4e8e\u81ea\u8eab\u7684\u3002\u4e5f\u5c31\u662f\u8bf4\uff0cB \u4e0d\u9700\u8981\u77e5\u9053\u5173\u4e8e A \u7684\u4efb\u4f55\u4fe1\u606f\u3002B \u4e5f\u53ef\u4ee5\u5305\u542b\u5728\u4efb\u4f55\u5176\u4ed6\u7528\u4f8b\u4e2d\u3002<\/p>\n<h3><span id=\"Extend_Relationship\">&lt;&lt;\u6269\u5c55&gt;&gt; \u5173\u7cfb<\/span><\/h3>\n<p>\u5982\u679c\u4e00\u4e2a\u7528\u4f8b B \u6269\u5c55\u4e86\u53e6\u4e00\u4e2a\u7528\u4f8b A\uff0c\u90a3\u4e48 A \u7684\u5b9e\u73b0\u53ef\u4ee5\u6709\u6761\u4ef6\u5730\u5305\u62ec B \u7684\u5b9e\u73b0\u4ee5\u5b8c\u6210\u5176\u4efb\u52a1\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0cA \u53ef\u4ee5\u5728\u6ca1\u6709 B \u7684\u60c5\u51b5\u4e0b\u5b8c\u6210\u5176\u4efb\u52a1\u3002\u4f46\u662f\uff0c\u6839\u636e\u6240\u63cf\u8ff0\u7684\u6761\u4ef6\uff0cA \u53ef\u80fd\u9700\u8981 B\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cB \u4f9d\u8d56\u4e8e B\u3002\u4f46\u662f\uff0c\u6839\u636e\u6240\u63cf\u8ff0\u7684\u6761\u4ef6\uff0cA \u53ef\u80fd\u9700\u8981 B . \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cB \u4f9d\u8d56\u4e8e A\uff0c\u4e0d\u80fd\u5355\u72ec\u5b58\u5728\u3002\u56e0\u6b64\uff0cB \u4e0d\u80fd\u6269\u5c55\u5230\u4e00\u4e2a\u4ee5\u4e0a\u7684\u7528\u4f8b\u3002A \u7684\u7528\u4f8b\u53d9\u8ff0\u5c06\u5305\u62ec\u5b83\u9700\u8981 B \u7684\u6267\u884c\u6b65\u9aa4\uff1b\u8fd9\u4e2a\u70b9\u79f0\u4e3a\u6269\u5c55\u70b9\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/extend-use-case-example.png\" \/><\/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\/12fa856c-720a-48c6-bb2f-e17e1d630b64.xml&amp;name=Extend%20Use%20Case%20Example\">\u7f16\u8f91\u6b64\u7528\u4f8b\u56fe\u793a\u4f8b<\/a><\/p>\n<p>\u8ba9\u6211\u4eec\u770b\u53e6\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5f53\u6ca1\u6709\u5e93\u5b58\u65f6\u7cfb\u7edf\u4f1a\u81ea\u52a8\u8ba2\u8d2d\u8d27\u7269\uff0c\u8fd9\u6837\u7ecf\u7406\u5c31\u4e0d\u5fc5\u76f4\u63a5\u6267\u884c\u8ba2\u5355\u3002\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684\u7528\u4f8b\u56fe\uff1a<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/extend-use-case-example-place-order.png\" \/><\/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\/6bba449e-9dc9-4e16-9f21-4bc838c68479.xml&amp;name=Extend%20Use%20Case%20Example%3A%20Place%20Order\">\u7f16\u8f91\u6b64\u7528\u4f8b\u56fe\u793a\u4f8b<\/a><\/p>\n<h3 id=\"hkCbUWh\"><span id=\"Generalization_Relationship\">\u6cdb\u5316\u5173\u7cfb<\/span><\/h3>\n<p>\u6cdb\u5316\u5173\u7cfb\u7c7b\u4f3c\u4e8e\u7c7b\u56fe\u4e2d\u9762\u5411\u5bf9\u8c61\u8bed\u8a00\u7684\u6cdb\u5316\u5173\u7cfb\uff0c\u53ef\u4ee5\u5e94\u7528\u4e8e\u89d2\u8272\uff08\u53c2\u4e0e\u8005\uff09\u548c\u7528\u4f8b\u7684\u6cdb\u5316\u3002<\/p>\n<p>\u6bd4\u5982\u5728\u8ba2\u7968\u7cfb\u7edf\u4e2d\uff0c\u6709\u4e24\u79cd\u8ba2\u7968\u65b9\u5f0f\uff1a\u201c\u7535\u8bdd\u8ba2\u7968\u201d\u548c\u201c\u7f51\u4e0a\u8ba2\u7968\u201d\uff0c\u57fa\u7840\u7528\u4f8b\u201c\u8ba2\u7968\u673a\u201d\uff0c\u53ef\u4ee5\u7528\u6cdb\u5316\u7684\u65b9\u5f0f\u6765\u5851\u9020\u6848\u4f8b\uff0c\u5e76\u5c06 &lt;&lt;essential&gt;&gt; \u6dfb\u52a0\u5230\u7236\u7528\u4f8b\uff08\u9884\u8ba2\uff09\u4ee5\u6307\u793a\u5e7f\u4e49\u5173\u7cfb\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/generalization-use-case-example-book-ticket.png\" \/><\/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\/e7c65465-a13b-4188-abcc-1792f687be39.xml&amp;name=Generalization%20Use%20Case%20Example%3A%20Book%20Ticket\">\u7f16\u8f91\u6b64\u7528\u4f8b\u56fe\u793a\u4f8b<\/a><\/p>\n<h3><span id=\"Discuss_the_relationships_in_the_use_case_diagram\">\u8ba8\u8bba\u7528\u4f8b\u56fe\u4e2d\u7684\u5173\u7cfb<\/span><\/h3>\n<ul>\n<li>\u5728\u4e00\u822c\u7528\u4f8b\u56fe\u4e2d\uff0c\u6211\u4eec\u53ea\u8868\u793a\u53c2\u4e0e\u8005\u548c\u7528\u4f8b\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u5373\u5b83\u4eec\u4e4b\u95f4\u7684\u901a\u4fe1\u5173\u8054\u3002<\/li>\n<li>\u6b64\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u63cf\u8ff0\u53c2\u4e0e\u8005\u548c\u53c2\u4e0e\u8005\u4e4b\u95f4\u7684\u6cdb\u5316\uff0c\u4ee5\u53ca\u7528\u4f8b\u4e4b\u95f4\u7684\u5305\u542b\u3001\u6269\u5c55\u548c\u6cdb\u5316\u5173\u7cfb\u3002<\/li>\n<li>\u6211\u4eec\u4f7f\u7528\u8fd9\u4e9b\u5173\u7cfb\u6765\u9002\u5e94\u73b0\u6709\u7684\u7528\u4f8b\u6a21\u578b\uff0c\u5e76\u63d0\u53d6\u4e00\u4e9b\u901a\u7528\u4fe1\u606f\u4ee5\u4f9b\u91cd\u7528\uff0c\u4f7f\u7528\u4f8b\u6a21\u578b\u66f4\u6613\u4e8e\u7ef4\u62a4\u3002<\/li>\n<li>\u4f46\u662f\uff0c\u6211\u4eec\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u9009\u62e9\u8fd9\u4e9b\u5173\u7cfb\u65f6\u5fc5\u987b\u5c0f\u5fc3\u3002\u901a\u5e38\uff0c\u8fd9\u4e9b\u5173\u7cfb\u4f1a\u589e\u52a0\u7528\u4f8b\u548c\u5173\u7cfb\u7684\u6570\u91cf\uff0c\u4ece\u800c\u589e\u52a0\u7528\u4f8b\u6a21\u578b\u7684\u590d\u6742\u6027\u3002<\/li>\n<li>\u800c\u4e14\uff0c\u7528\u4f8b\u6a21\u578b\u901a\u5e38\u662f\u5728\u5b8c\u6210\u540e\u624d\u8fdb\u884c\u8c03\u6574\uff0c\u6240\u4ee5\u5728\u7528\u4f8b\u5efa\u6a21\u7684\u65e9\u671f\uff0c\u4e0d\u9700\u8981\u6025\u4e8e\u62bd\u8c61\u7528\u4f8b\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/li>\n<\/ul>\n<h3><span id=\"Use_Case_the_Flow_of_Events\">\u7528\u4f8b\u2014\u2014\u4e8b\u4ef6\u6d41<\/span><\/h3>\n<p>\u7528\u4f8b\u56fe\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u7cfb\u7edf\u529f\u80fd\u7684\u6574\u4f53\u89c6\u56fe\uff0c\u6211\u4eec\u53ef\u4ee5\u77e5\u9053\u54ea\u4e9b\u53c2\u4e0e\u8005\u5c06\u4e0e\u7cfb\u7edf\u4ea4\u4e92\uff0c\u4ee5\u53ca\u6bcf\u4e2a\u53c2\u4e0e\u8005\u9700\u8981\u4ece\u7cfb\u7edf\u4e2d\u83b7\u5f97\u54ea\u4e9b\u670d\u52a1\u3002<\/p>\n<p>\u7528\u4f8b\u63cf\u8ff0\u4e86\u53c2\u4e0e\u8005\u548c\u7cfb\u7edf\u4e4b\u95f4\u7684\u5bf9\u8bdd\uff0c\u4f46\u662f\u8fd9\u4e2a\u5bf9\u8bdd\u7684\u7ec6\u8282\u5e76\u6ca1\u6709\u5728\u7528\u4f8b\u56fe\u4e2d\u8868\u793a\uff0c\u6240\u4ee5\u5bf9\u4e8e\u6bcf\u4e2a\u7528\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u7528\u4e8b\u4ef6\u6d41\u6765\u63cf\u8ff0\u8fd9\u4e2a\u5bf9\u8bdd\u7684\u7ec6\u8282\u3002<\/p>\n<h3><span id=\"Use_Case_Scenarios_and_Flow_of_Events_ATM_Withdraw_Money\">\u7528\u4f8b\u573a\u666f\u548c\u4e8b\u4ef6\u6d41\u7a0b \u2013 ATM \u53d6\u6b3e<\/span><\/h3>\n<p>\u4f8b\u5982\uff0cATM \u7cfb\u7edf\u4e2d\u7684\u201c\u53d6\u6b3e\u201d\u6848\u4f8b\u53ef\u4ee5\u7528\u5982\u4e0b\u4e8b\u4ef6\u6d41\u6765\u8868\u793a\uff1a<\/p>\n<p>\u6b63\u5e38\u573a\u666f\u2014\u2014\u200b\u200b\u63d0\u6b3e\u2014\u2014\u4e8b\u4ef6\u7684\u57fa\u672c\u6d41\u7a0b\uff1a<\/p>\n<ol>\n<li>\u7528\u6237\u63d2\u5165\u4fe1\u7528\u5361<\/li>\n<li>\u8f93\u5165\u5bc6\u7801<\/li>\n<li>\u8f93\u5165\u63d0\u6b3e\u91d1\u989d<\/li>\n<li>\u63d0\u53d6\u73b0\u91d1<\/li>\n<li>\u9000\u51fa\u7cfb\u7edf\u5e76\u53d6\u56de\u4fe1\u7528\u5361<\/li>\n<\/ol>\n<p>\u4f46\u8fd9\u4ec5\u63cf\u8ff0\u4e86\u63d0\u6b3e\u7528\u4f8b\u7684\u6b63\u5e38\u573a\u666f\u3002\u4f5c\u4e3a\u4e00\u4e2a\u771f\u6b63\u7684 ATM \u7cfb\u7edf\uff0c\u6211\u4eec\u8fd8\u5fc5\u987b\u8003\u8651\u53ef\u80fd\u51fa\u73b0\u7684\u5404\u79cd\u5176\u4ed6\u60c5\u51b5\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u65e0\u6548\u7684\u4fe1\u7528\u5361\uff0c<\/li>\n<li>\u5bc6\u7801\u9519\u8bef\uff0c<\/li>\n<li>\u7528\u6237\u8d26\u6237\u73b0\u91d1\u4f59\u989d\u4e0d\u8db3\u7b49<\/li>\n<\/ul>\n<p>\u6240\u6709\u8fd9\u4e9b\u53ef\u80fd\u7684\u60c5\u51b5\uff08\u6b63\u5e38\u548c\u5f02\u5e38\uff09\u90fd\u79f0\u4e3a\u7528\u4f8b\u573a\u666f\uff0c\u573a\u666f\u4e5f\u79f0\u4e3a\u7528\u4f8b\u5b9e\u4f8b\u3002\u573a\u666f\u4e5f\u79f0\u4e3a\u7528\u4f8b\u7684\u5b9e\u4f8b\u3002\u5728\u4e00\u4e2a\u7528\u4f8b\u7684\u5404\u79cd\u573a\u666f\u4e2d\uff0c\u6700\u5e38\u89c1\u7684\u573a\u666f\u7531\u57fa\u672c\u6d41\u7a0b\u63cf\u8ff0\uff0c\u800c\u5176\u4ed6\u573a\u666f\u7531\u66ff\u4ee3\u6d41\u7a0b\u63cf\u8ff0\u3002<\/p>\n<p><strong>\u66ff\u4ee3\u65b9\u6848<\/strong><\/p>\n<p>\u5bf9\u4e8e ATM \u7cfb\u7edf\u4e2d\u7684\u201c\u53d6\u6b3e\u201d\u7528\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u5230\u4e00\u4e9b\u66ff\u4ee3\u6d41\u7a0b\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<p>\u63d0\u6b3e \u2013 \u66ff\u4ee3\u4e8b\u4ef6\u6d41\u7a0b\u3002<\/p>\n<ol>\n<li>\u5907\u9009\u65b9\u6848 I\uff1a\u7528\u6237\u53ef\u4ee5\u5728\u57fa\u672c\u6d41\u7a0b\u7684\u4efb\u4f55\u6b65\u9aa4\u9009\u62e9\u9000\u51fa\uff0c\u5e76\u8f6c\u5230\u57fa\u672c\u6d41\u7a0b\u7684\u7b2c 5 \u6b65\u3002<\/li>\n<li>\u5907\u9009\u6d41\u7a0b\u4e8c\uff1a\u5728\u57fa\u672c\u6d41\u7a0b\u7684\u7b2c1\u6b65\uff0c\u7528\u6237\u63d2\u5165\u4e00\u5f20\u65e0\u6548\u7684\u4fe1\u7528\u5361\uff0c\u7cfb\u7edf\u663e\u793a\u9519\u8bef\u5e76\u9000\u51fa\u4fe1\u7528\u5361\uff0c\u7528\u4f8b\u7ed3\u675f\u3002<\/li>\n<li>\u5907\u9009\u6d41\u7a0b\u4e09\uff1a\u57fa\u672c\u6d41\u7a0b\u7b2c2\u6b65\uff0c\u7528\u6237\u8f93\u5165\u9519\u8bef\u5bc6\u7801\uff0c\u7cfb\u7edf\u663e\u793a\u9519\u8bef\u63d0\u793a\u7528\u6237\u91cd\u65b0\u8f93\u5165\u5bc6\u7801\uff0c\u8fd4\u56de\u57fa\u672c\u6d41\u7a0b\u7b2c2\u6b65\uff1b\u5bc6\u7801\u8f93\u5165\u9519\u8bef 3 \u6b21\u540e\uff0c\u4fe1\u7528\u5361\u88ab\u7cfb\u7edf\u6ca1\u6536\uff0c\u7528\u4f8b\u7ed3\u675f\u3002<\/li>\n<li>\u2026<\/li>\n<\/ol>\n<p>\u901a\u8fc7\u7ed3\u5408\u57fa\u672c\u573a\u666f\u548c\u66ff\u4ee3\u573a\u666f\uff0c\u53ef\u4ee5\u6e05\u695a\u5730\u63cf\u8ff0\u4e00\u4e2a\u7528\u4f8b\u4e2d\u53ef\u80fd\u53d1\u751f\u7684\u6240\u6709\u5404\u79cd\u60c5\u51b5\u3002\u5728\u63cf\u8ff0\u4e00\u4e2a\u7528\u4f8b\u7684\u4e8b\u4ef6\u6d41\u7a0b\u65f6\uff0c\u6211\u4eec\u5e0c\u671b\u5c3d\u53ef\u80fd\u63cf\u8ff0\u6240\u6709\u53ef\u80fd\u7684\u573a\u666f\uff0c\u4ee5\u4fdd\u8bc1\u9700\u6c42\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<h3><span id=\"Use_Case_Model_vs_Use_Case_Diagrams\">\u7528\u4f8b\u6a21\u578b\u4e0e\u7528\u4f8b\u56fe<\/span><\/h3>\n<p>\u91cd\u8981\u7684\u662f\u8981\u907f\u514d\u5c06\u7531\u53c2\u4e0e\u8005\u548c\u7528\u4f8b\u7ec4\u6210\u7684\u7528\u4f8b<strong>\u56fe<\/strong>\u662f\u7528\u4f8b\u6a21\u578b\u7684\u8bef\u89e3\uff0c\u56e0\u4e3a\u7528\u4f8b\u56fe\u53ea\u662f\u7cfb\u7edf\u53ef\u4ee5\u63d0\u4f9b\u7684\u670d\u52a1\u7684\u53ef\u89c6\u5316\u8868\u793a\uff0c\u8ba9\u6211\u4eec\u5927\u81f4\u4e86\u89e3\u7cfb\u7edf\u7684\u529f\u80fd\u3002<\/p>\n<p>\u7528<strong>\u4f8b\u6a21\u578b<\/strong>\u5305\u62ec\u4e00\u4e2a\u7528\u4f8b\u56fe\u548c\u6bcf\u4e2a\u7528\u4f8b\u7684\u8be6\u7ec6\u63cf\u8ff0\uff0c\u5373\u7528\u4f8b\u89c4\u8303\uff0c\u5b83\u5728 RUP \u4e2d\u4f5c\u4e3a\u6a21\u677f\u63d0\u4f9b\u3002<\/p>\n<p><strong>\u7b80\u8981\u8bf4\u660e<\/strong><br \/>\n\u7b80\u8981\u8bf4\u660e\u7528\u4f8b\u7684\u4f5c\u7528\u548c\u76ee\u7684\u3002<\/p>\n<p><strong>\u4e8b\u4ef6\u00a0<\/strong><br \/>\n\u6d41 \u4e8b\u4ef6\u6d41\u5e94\u8be5\u4ee3\u8868\u6240\u6709\u573a\u666f\uff0c\u5305\u62ec\u57fa\u672c\u573a\u666f\u548c\u66ff\u4ee3\u573a\u666f\u3002<\/p>\n<p><strong>\u7528\u4f8b\u573a\u666f<\/strong><br \/>\n\u5305\u62ec\u6210\u529f\u573a\u666f\u548c\u5931\u8d25\u573a\u666f\uff0c\u573a\u666f\u4e3b\u8981\u662f\u57fa\u7840\u6d41\u7a0b\u548c\u5907\u9009\u6d41\u7a0b\u7684\u7ed3\u5408\u3002<\/p>\n<p><strong>\u7279\u6b8a\u9700\u6c42<\/strong><br \/>\n\u63cf\u8ff0\u4e0e\u7528\u4f8b\u76f8\u5173\u7684\u975e\u529f\u80fd\u6027\u9700\u6c42\uff08\u5305\u62ec\u6027\u80fd\u3001\u53ef\u9760\u6027\u3001\u53ef\u7528\u6027\u3001\u53ef\u6269\u5c55\u6027\u7b49\uff09\u548c\u8bbe\u8ba1\u7ea6\u675f\uff08\u64cd\u4f5c\u7cfb\u7edf\u3001\u5f00\u53d1\u5de5\u5177\u7b49\uff09\u3002<\/p>\n<p><strong>\u524d\u7f6e\u6761\u4ef6<\/strong><br \/>\n\u5728\u6267\u884c\u7528\u4f8b\u4e4b\u524d\u7cfb\u7edf\u5fc5\u987b\u5904\u4e8e\u7684\u72b6\u6001\u3002<\/p>\n<p><strong>\u540e\u7f6e\u6761\u4ef6<\/strong><br \/>\n\u6267\u884c\u7528\u4f8b\u540e\u7cfb\u7edf\u53ef\u80fd\u5904\u4e8e\u7684\u72b6\u6001\u96c6\u3002<\/p>\n<p>\u7528\u4f8b\u89c4\u8303\u672c\u8d28\u4e0a\u662f\u4e00\u79cd\u6587\u672c\u8868\u793a\uff0c\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528\u72b6\u6001\u56fe\u3001\u6d3b\u52a8\u56fe\u6216\u5e8f\u5217\u56fe\u6765\u5e2e\u52a9\u66f4\u6e05\u695a\u5730\u63cf\u8ff0\u4e8b\u4ef6\u6d41\u3002\u7528\u6237\u754c\u9762\u548c\u6d41\u7a0b\u7684\u4efb\u4f55\u56fe\u5f62\u8868\u793a\u6216\u5176\u4ed6\u56fe\u5f62\uff08\u5373\u7ebf\u6846\uff09\u90fd\u53ef\u4ee5\u9644\u52a0\u5230\u7528\u4f8b\u4e2d\uff0c\u53ea\u8981\u5b83\u4eec\u6709\u52a9\u4e8e\u63d0\u9ad8\u8868\u793a\u7684\u6e05\u6670\u5ea6\u5373\u53ef\u3002<\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u6d3b\u52a8\u56fe\u53ef\u7528\u4e8e\u63cf\u8ff0\u590d\u6742\u7684\u51b3\u7b56\u8fc7\u7a0b\uff0c<\/li>\n<li>\u72b6\u6001\u8f6c\u6362\u56fe\u53ef\u7528\u4e8e\u63cf\u8ff0\u4e0e\u72b6\u6001\u76f8\u5173\u7684\u7cfb\u7edf\u884c\u4e3a\uff0c\u4ee5\u53ca<\/li>\n<li>\u5e8f\u5217\u56fe\u9002\u7528\u4e8e\u63cf\u8ff0\u57fa\u4e8e\u65f6\u95f4\u7684\u6d88\u606f\u4f20\u9012\u3002<\/li>\n<\/ul>\n<h3><span id=\"Use_Case_Tools\">\u7528\u4f8b\u5de5\u5177<\/span><\/h3>\n<p><strong>\u7f51\u7edc\u7248<\/strong><\/p>\n<p>\u514d\u8d39\u7ed8\u56fe\u5de5\u5177<a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/solutions\/free-use-case-diagram-tool\/\">Visual Paradigm Online<\/a>\uff08VP Online\uff09\u514d\u8d39\u7248\u652f\u6301UML\u3001ERD\u548c\u7ec4\u7ec7\u7ed3\u6784\u56fe\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u76f4\u89c2\u7684 UML \u7ed8\u56fe\u7f16\u8f91\u5668\u5feb\u901f\u7ed8\u5236\u7528\u4f8b\u56fe\u3002\u8fd9\u4e2a\u514d\u8d39\u7684UML\u5de5\u5177\u6ca1\u6709\u5e7f\u544a\uff0c\u6ca1\u6709\u9650\u5236\u8bbf\u95ee\u671f\u9650\uff0c\u4e5f\u6ca1\u6709\u56fe\u8868\u6570\u91cf\uff0c\u5f62\u72b6\u6570\u91cf\u7b49\u9650\u5236\u3002\u81ea\u7531\u7ed8\u5236UML\u3002\u81ea\u7531\u7ed8\u5236UML\u3002\u60a8\u62e5\u6709\u60a8\u4e3a\u4e2a\u4eba\u548c\u975e\u5546\u4e1a\u76ee\u7684\u521b\u5efa\u7684\u56fe\u8868\u3002<\/p>\n<p><strong>\u684c\u9762\u7248<\/strong><\/p>\n<p><a href=\"https:\/\/www.visual-paradigm.com\/solution\/free-use-case-tool\/\">Visual Paradigm Community Edition<\/a>\u4e8e 2004\u5e74\u63a8\u51fa\uff0c\u4ec5\u63d0\u4f9b\u7528\u4e8e\u975e\u5546\u4e1a\u76ee\u7684\u7684\u514d\u8d39 UML \u8f6f\u4ef6\uff0c\u652f\u6301\u521a\u5f00\u59cb UML \u5efa\u6a21\u7684\u7528\u6237\uff0c\u4ee5\u53ca\u9700\u8981\u514d\u8d39\u7684\u8de8\u5e73\u53f0 UML \u5efa\u6a21\u8f6f\u4ef6\u7684\u7528\u6237\u4e2a\u4eba\u4f7f\u7528\uff0c\u4f8b\u5982\u5728\u5b66\u751f\u9879\u76ee\u4e2d\u5e94\u7528 UML\u3002<\/p>\n<p><strong>\u53c2\u8003<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-use-case-diagram\/\">\u4ec0\u4e48\u662f\u7528\u4f8b\u56fe\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/types-of-actor-in-use-case-model\/\">\u7528\u4f8b\u6a21\u578b\u4e2d\u7684\u53c2\u4e0e\u8005\u7c7b\u578b<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/sysml\/identify-user-requirements-with-use-case-diagrams\/\">\u7528\u7528\u4f8b\u56fe\u8bc6\u522b\u7528\u6237\u9700\u6c42<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/use-case\/what-is-use-case-specification\/\">\u4ec0\u4e48\u662f\u7528\u4f8b\u89c4\u8303\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/agile-software-development\/user-story-vs-use-case\/\">\u654f\u6377\u8f6f\u4ef6\u5f00\u53d1\u7684\u7528\u6237\u6545\u4e8b\u4e0e\u7528\u4f8b<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/agile-software-development\/what-is-use-case-driven-approach-for-agile\/\">\u654f\u6377\u5f00\u53d1\u7684\u7528\u4f8b\u9a71\u52a8\u65b9\u6cd5<\/a><\/li>\n<\/ul>\n<h3><span id=\"UML_Resources\">UML \u8d44\u6e90<\/span><\/h3>\n<ul>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-uml\/\">\u4ec0\u4e48\u662f UML\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/why-uml-modeling\/\">\u4e3a\u4ec0\u4e48\u8981\u8fdb\u884c UML \u5efa\u6a21\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/overview-of-the-14-uml-diagram-types\/\">14 \u79cd UML 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