{"id":74,"date":"2026-04-10T07:52:37","date_gmt":"2026-04-10T07:52:37","guid":{"rendered":"https:\/\/www.hi-posts.com\/cn\/object-oriented-analysis-design-scenarios-exercises\/"},"modified":"2026-04-10T07:52:37","modified_gmt":"2026-04-10T07:52:37","slug":"object-oriented-analysis-design-scenarios-exercises","status":"publish","type":"post","link":"https:\/\/www.hi-posts.com\/cn\/object-oriented-analysis-design-scenarios-exercises\/","title":{"rendered":"\u9762\u5411\u5bf9\u8c61\u5206\u6790\u4e0e\u8bbe\u8ba1\u573a\u666f\uff1a\u5b9e\u7528\u7ec3\u4e60\u4ee5\u68c0\u9a8c\u4f60\u7684\u8bbe\u8ba1\u601d\u7ef4"},"content":{"rendered":"<p>\u6784\u5efa\u5065\u58ee\u7684\u8f6f\u4ef6\u4e0d\u4ec5\u9700\u8981\u7f16\u5199\u4ee3\u7801\uff0c\u66f4\u9700\u8981\u4e00\u79cd\u7cfb\u7edf\u5316\u7684\u65b9\u6cd5\u6765\u7406\u89e3\u95ee\u9898\u5e76\u7ec4\u7ec7\u89e3\u51b3\u65b9\u6848\u3002\u9762\u5411\u5bf9\u8c61\u5206\u6790\u4e0e\u8bbe\u8ba1\uff08OOAD\uff09\u63d0\u4f9b\u4e86\u8fd9\u4e00\u6846\u67b6\u3002\u901a\u8fc7\u805a\u7126\u5bf9\u8c61\u3001\u5b83\u4eec\u4e4b\u95f4\u7684\u4ea4\u4e92\u4ee5\u53ca\u5404\u81ea\u7684\u8d23\u4efb\uff0c\u5f00\u53d1\u8005\u80fd\u591f\u521b\u5efa\u51fa\u53ef\u7ef4\u62a4\u3001\u53ef\u6269\u5c55\u4e14\u9002\u5e94\u6027\u5f3a\u7684\u7cfb\u7edf\u3002\u672c\u6307\u5357\u63a2\u8ba8\u4e86\u65e8\u5728\u63d0\u5347\u4f60\u8bbe\u8ba1\u601d\u7ef4\u7684\u5b9e\u9645\u573a\u666f\u3002\u6211\u4eec\u5c06\u9010\u6b65\u5b8c\u6210\u5177\u4f53\u7684\u7ec3\u4e60\uff0c\u8bc4\u4f30\u8bbe\u8ba1\u9009\u62e9\uff0c\u5e76\u5efa\u7acb\u6210\u529f\u6807\u51c6\uff0c\u800c\u4e0d\u4f9d\u8d56\u7092\u4f5c\u6216\u6377\u5f84\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Kawaii-style infographic illustrating Object-Oriented Analysis and Design principles including encapsulation, inheritance, polymorphism, abstraction, and SOLID; three practical scenarios (e-commerce inventory management, user authentication and authorization, IoT device management system); evaluation criteria checklist (cohesion, coupling, scalability, testability, readability); common modeling pitfalls to avoid; and advanced design patterns (Factory, Observer, Strategy) - all presented with cute pastel-colored characters, rounded icons, and friendly visual elements in 16:9 landscape format\" decoding=\"async\" src=\"https:\/\/www.hi-posts.com\/wp-content\/uploads\/2026\/04\/kawaii-ooad-design-scenarios-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>\u7406\u89e3\u6838\u5fc3\u539f\u5219 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Product 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AuthorizationService\u68c0\u67e5\u7528\u6237\u662f\u5426\u5177\u6709\u8bf7\u6c42\u64cd\u4f5c\u6240\u9700\u7684\u6743\u9650\u89d2\u8272\u3002<br \/>\n5. \u8bbf\u95ee\u8d44\u6e90\u6216\u62d2\u7edd\u8bbf\u95ee\u3002<\/p>\n<h2>\u573a\u666f3\uff1a\u7269\u8054\u7f51\u8bbe\u5907\u7ba1\u7406\u7cfb\u7edf \ud83d\udce1<\/h2>\n<p>\u7269\u8054\u7f51\u5e26\u6765\u4e86\u72ec\u7279\u7684\u6311\u6218\u3002\u8bbe\u5907\u901a\u5e38\u8d44\u6e90\u53d7\u9650\uff0c\u5728\u4e0d\u53ef\u9760\u7684\u7f51\u7edc\u4e0a\u901a\u4fe1\uff0c\u5e76\u9700\u8981\u8fdc\u7a0b\u7ba1\u7406\u3002\u6b64\u573a\u666f\u6d4b\u8bd5\u4f60\u5bf9\u72b6\u6001\u673a\u548c\u901a\u4fe1\u534f\u8bae\u5efa\u6a21\u7684\u80fd\u529b\u3002<\/p>\n<h3>\u7ec3\u4e60\u6b65\u9aa4<\/h3>\n<ol>\n<li><strong>\u5b9a\u4e49\u8bbe\u5907\u72b6\u6001\uff1a<\/strong> 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\u4ece\u4e91\u7aef\u53d1\u9001\u7684\u547d\u4ee4\uff08\u4f8b\u5982\u201c\u91cd\u542f\u201d\uff09\u5e94\u88ab\u6392\u961f\uff0c\u5e76\u7531\u8bbe\u5907\u5b89\u5168\u6267\u884c\u3002<\/li>\n<\/ol>\n<h3>\u8bbe\u8ba1\u8003\u8651<\/h3>\n<ul>\n<li><strong>\u72b6\u6001\u7ba1\u7406\uff1a<\/strong> \u8bbe\u5907\u4e0d\u80fd\u540c\u65f6\u5904\u4e8e\u201c\u6d3b\u8dc3\u201d\u548c\u201c\u66f4\u65b0\u201d\u72b6\u6001\u3002\u5f3a\u5236\u6267\u884c\u4e25\u683c\u7684\u72b6\u6001\u8f6c\u6362\u3002<\/li>\n<li><strong>\u8d44\u6e90\u9650\u5236\uff1a<\/strong> \u4e0d\u8981\u521b\u5efa\u6d88\u8017\u8fc7\u591a\u5185\u5b58\u7684\u590d\u6742\u5bf9\u8c61\u3002\u4fdd\u6301\u6570\u636e\u7ed3\u6784\u8f7b\u91cf\u3002<\/li>\n<li><strong>\u5f02\u6b65\u64cd\u4f5c\uff1a<\/strong> \u547d\u4ee4\u901a\u5e38\u5e94\u4e3a\u5f02\u6b65\u7684\u3002\u8bbe\u5907\u5e94\u786e\u8ba4\u6536\u5230\uff0c\u4f46\u7a0d\u540e\u624d\u5904\u7406\u3002<\/li>\n<\/ul>\n<h2>\u60a8\u7684\u8bbe\u8ba1\u8bc4\u4f30\u6807\u51c6 \ud83d\udcca<\/h2>\n<p>\u5728\u60a8\u5efa\u6a21\u5b8c\u4e00\u4e2a\u573a\u666f\u540e\uff0c\u5982\u4f55\u5224\u65ad\u60a8\u7684\u8bbe\u8ba1\u662f\u5426\u4f18\u79c0\uff1f\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u68c0\u67e5\u6e05\u5355\u6765\u5ba2\u89c2\u8bc4\u4f30\u60a8\u7684\u5de5\u4f5c\u3002<\/p>\n<ul>\n<li><strong>\u5185\u805a\u6027\uff1a<\/strong> \u6bcf\u4e2a\u7c7b\u662f\u5426\u90fd\u6709\u4e00\u4e2a\u5355\u4e00\u4e14\u660e\u786e\u7684\u76ee\u7684\uff1f\u5982\u679c\u4e00\u4e2a\u7c7b\u627f\u62c5\u4e86\u592a\u591a\u804c\u8d23\uff0c\u5b83\u7684\u5185\u805a\u6027\u5c31\u8f83\u4f4e\u3002<\/li>\n<li><strong>\u8026\u5408\u5ea6\uff1a<\/strong> \u7c7b\u662f\u5426\u4f9d\u8d56\u4e8e\u5f7c\u6b64\u7684\u5185\u90e8\u5b9e\u73b0\u7ec6\u8282\uff1f\u9ad8\u8026\u5408\u4f1a\u4f7f\u4fee\u6539\u53d8\u5f97\u56f0\u96be\u3002\u5e94\u5c3d\u91cf\u964d\u4f4e\u8026\u5408\u5ea6\u3002<\/li>\n<li><strong>\u53ef\u6269\u5c55\u6027\uff1a<\/strong> \u8bbe\u8ba1\u662f\u5426\u80fd\u5728\u4e0d\u8fdb\u884c\u5927\u91cf\u91cd\u6784\u7684\u60c5\u51b5\u4e0b\u5e94\u5bf9\u66f4\u591a\u6570\u636e\u6216\u7528\u6237\uff1f\u8bf7\u68c0\u67e5\u60a8\u7684\u6570\u636e\u7ed3\u6784\u4e2d\u662f\u5426\u5b58\u5728\u74f6\u9888\u3002<\/li>\n<li><strong>\u53ef\u6d4b\u8bd5\u6027\uff1a<\/strong> \u60a8\u80fd\u5426\u72ec\u7acb\u5730\u4e3a\u6bcf\u4e2a\u7c7b\u7f16\u5199\u5355\u5143\u6d4b\u8bd5\uff1f\u5982\u679c\u4e00\u4e2a\u7c7b\u5728\u5b9e\u4f8b\u5316\u65f6\u9700\u8981\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u90a3\u4e48\u5b83\u5f88\u96be\u6d4b\u8bd5\u3002<\/li>\n<li><strong>\u53ef\u8bfb\u6027\uff1a<\/strong> \u53e6\u4e00\u4f4d\u5f00\u53d1\u4eba\u5458\u662f\u5426\u80fd\u57285\u5206\u949f\u5185\u7406\u89e3\u4ee3\u7801\u6d41\u7a0b\uff1f\u6e05\u6670\u7684\u547d\u540d\u548c\u7ed3\u6784\u81f3\u5173\u91cd\u8981\u3002<\/li>\n<\/ul>\n<h2>\u5e38\u89c1\u7684\u5efa\u6a21\u9677\u9631 \u26a0\ufe0f<\/h2>\n<p>\u5373\u4f7f\u662f\u7ecf\u9a8c\u4e30\u5bcc\u7684\u8bbe\u8ba1\u5e08\u4e5f\u4f1a\u72af\u9519\u3002\u4ee5\u4e0b\u662f\u5e38\u89c1\u9519\u8bef\u53ca\u5176\u7ea0\u6b63\u65b9\u6cd5\u7684\u8868\u683c\u3002<\/p>\n<table>\n<tr>\n<th>\u9677\u9631<\/th>\n<th>\u63cf\u8ff0<\/th>\n<th>\u7ea0\u6b63\u7b56\u7565<\/th>\n<\/tr>\n<tr>\n<td>\u4e0a\u5e1d\u7c7b<\/td>\n<td>\u4e00\u4e2a\u77e5\u9053\u4e00\u5207\u5e76\u505a\u4e00\u5207\u7684\u7c7b\u3002<\/td>\n<td>\u5c06\u804c\u8d23\u62c6\u5206\u4e3a\u66f4\u5c0f\u3001\u66f4\u4e13\u6ce8\u7684\u7c7b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u8fc7\u6df1\u7684\u7ee7\u627f<\/td>\n<td>\u521b\u5efa\u5c42\u7ea7\u8fc7\u6df1\uff08\u8d85\u8fc73\u5c42\uff09\u7684\u7ee7\u627f\u7ed3\u6784\u3002<\/td>\n<td>\u4f18\u5148\u4f7f\u7528\u7ec4\u5408\u800c\u975e\u7ee7\u627f\u3002\u4f7f\u7528\u63a5\u53e3\u6765\u5171\u4eab\u884c\u4e3a\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u529f\u80fd\u8513\u5ef6<\/td>\n<td>\u5411\u4e00\u4e2a\u672c\u4e0d\u8be5\u5305\u542b\u8fd9\u4e9b\u529f\u80fd\u7684\u7c7b\u6dfb\u52a0\u529f\u80fd\u3002<\/td>\n<td>\u91cd\u65b0\u5ba1\u89c6\u5355\u4e00\u804c\u8d23\u539f\u5219\u3002\u5c06\u903b\u8f91\u79fb\u81f3\u5408\u9002\u7684\u7ba1\u7406\u5668\u4e2d\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u7d27\u8026\u5408<\/td>\n<td>\u7c7b\u4f9d\u8d56\u4e8e\u5177\u4f53\u5b9e\u73b0\uff0c\u800c\u975e\u62bd\u8c61\u3002<\/td>\n<td>\u4f9d\u8d56\u63a5\u53e3\u6216\u62bd\u8c61\u57fa\u7c7b\u3002<\/td>\n<\/tr>\n<\/table>\n<h2>\u8fed\u4ee3\u4f18\u5316\u8fc7\u7a0b 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\ud83e\udde9<\/h2>\n<p>\u7279\u5b9a\u7684\u8bbe\u8ba1\u6a21\u5f0f\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e9b\u573a\u666f\u4e2d\u7684\u91cd\u590d\u95ee\u9898\u3002\u6b63\u786e\u5e94\u7528\u5b83\u4eec\uff0c\u4f53\u73b0\u4e86\u5bf9\u8bbe\u8ba1\u601d\u7ef4\u8fc7\u7a0b\u7684\u638c\u63e1\u3002<\/p>\n<h3>\u5de5\u5382\u6a21\u5f0f<\/h3>\n<p>\u5728\u5e93\u5b58\u573a\u666f\u4e2d\uff0c\u521b\u5efa\u4e0d\u540c\u7c7b\u578b\u7684\u4ea7\u54c1\uff08\u6613\u788e\u54c1\u3001\u6807\u51c6\u54c1\uff09\u53ef\u80fd\u9700\u8981\u4e0d\u540c\u7684\u903b\u8f91\u3002\u5de5\u5382\u7c7b\u53ef\u4ee5\u5c01\u88c5\u521b\u5efa\u8fc7\u7a0b\uff0c\u4f7f\u5ba2\u6237\u7aef\u4ee3\u7801\u4fdd\u6301\u7b80\u6d01\u3002<\/p>\n<h3>\u89c2\u5bdf\u8005\u6a21\u5f0f<\/h3>\n<p>\u5728\u7269\u8054\u7f51\u573a\u666f\u4e2d\uff0c\u6bcf\u5f53\u8bbe\u5907\u53d1\u9001\u65b0\u6570\u636e\u65f6\uff0c\u4eea\u8868\u76d8\u90fd\u9700\u8981\u66f4\u65b0\u3002\u89c2\u5bdf\u8005\u6a21\u5f0f\u4f7f\u5f97\u8bbe\u5907\u53ef\u4ee5\u901a\u77e5\u4eea\u8868\u76d8\uff0c\u800c\u65e0\u9700\u8bbe\u5907\u4e86\u89e3\u4eea\u8868\u76d8\u7684\u5b58\u5728\u3002<\/p>\n<h3>\u7b56\u7565\u6a21\u5f0f<\/h3>\n<p>\u5728\u7535\u5b50\u5546\u52a1\u573a\u666f\u4e2d\uff0c\u8fd0\u8d39\u53ef\u80fd\u6839\u636e\u4f4d\u7f6e\u4e0d\u540c\u800c\u91c7\u7528\u4e0d\u540c\u7684\u8ba1\u7b97\u65b9\u5f0f\u3002ShippingStrategy 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