{"id":113,"date":"2026-04-07T16:31:53","date_gmt":"2026-04-07T16:31:53","guid":{"rendered":"https:\/\/www.hi-posts.com\/cn\/object-oriented-analysis-design-ecommerce-case-study\/"},"modified":"2026-04-07T16:31:53","modified_gmt":"2026-04-07T16:31:53","slug":"object-oriented-analysis-design-ecommerce-case-study","status":"publish","type":"post","link":"https:\/\/www.hi-posts.com\/cn\/object-oriented-analysis-design-ecommerce-case-study\/","title":{"rendered":"\u73b0\u5b9e\u4e16\u754c\u6848\u4f8b\u7814\u7a76\uff1a\u5982\u4f55\u5c06\u9762\u5411\u5bf9\u8c61\u5206\u6790\u4e0e\u8bbe\u8ba1\u5e94\u7528\u4e8e\u590d\u6742\u7684\u7535\u5b50\u5546\u52a1\u5e94\u7528\u7a0b\u5e8f"},"content":{"rendered":"<p>\u6784\u5efa\u4e00\u4e2a\u53ef\u6269\u5c55\u7684\u5728\u7ebf\u96f6\u552e\u5e73\u53f0\uff0c\u4e0d\u4ec5\u4ec5\u9700\u8981\u7f16\u5199\u529f\u80fd\u4ee3\u7801\u3002\u5b83\u8fd8\u9700\u8981\u4e00\u79cd\u6709\u7ed3\u6784\u7684\u8f6f\u4ef6\u67b6\u6784\u65b9\u6cd5\uff0c\u4ee5\u5e94\u5bf9\u589e\u957f\u3001\u4e0d\u65ad\u53d8\u5316\u7684\u4e1a\u52a1\u89c4\u5219\u4ee5\u53ca\u590d\u6742\u7684\u7528\u6237\u4ea4\u4e92\u3002\u9762\u5411\u5bf9\u8c61\u5206\u6790\u4e0e\u8bbe\u8ba1\uff08OOAD\uff09\u4e3a\u6b64\u63d0\u4f9b\u4e86\u6846\u67b6\u3002\u901a\u8fc7\u5c06\u7cfb\u7edf\u5efa\u6a21\u4e3a\u4e00\u7ec4\u76f8\u4e92\u4f5c\u7528\u7684\u5bf9\u8c61\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u521b\u5efa\u53ef\u7ef4\u62a4\u3001\u7075\u6d3b\u4e14\u5065\u58ee\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u672c\u6307\u5357\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5728\u590d\u6742\u7684\u7535\u5b50\u5546\u52a1\u73af\u5883\u4e2d\u5e94\u7528OOAD\u539f\u5219\u7684\u5b9e\u9645\u65b9\u6cd5\u3002<\/p>\n<p>\u5728\u5904\u7406\u5927\u578b\u9879\u76ee\u65f6\uff0c\u521d\u59cb\u9636\u6bb5\u9700\u8981\u5728\u4e0d\u9677\u5165\u5b9e\u73b0\u7ec6\u8282\u7684\u60c5\u51b5\u4e0b\u7406\u89e3\u95ee\u9898\u7a7a\u95f4\u3002\u76ee\u6807\u662f\u8bc6\u522b\u6838\u5fc3\u5b9e\u4f53\u3001\u5b83\u4eec\u7684\u884c\u4e3a\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u8fd9\u4e00\u8fc7\u7a0b\u786e\u4fdd\u6700\u7ec8\u7684\u8f6f\u4ef6\u65e2\u7b26\u5408\u4e1a\u52a1\u9700\u6c42\uff0c\u53c8\u9075\u5faa\u8f6f\u4ef6\u5de5\u7a0b\u7684\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Hand-drawn sketch infographic illustrating Object-Oriented Analysis and Design (OOAD) principles for a global e-commerce platform, featuring actors (Customer, Admin, Payment Gateway), use cases, core class diagrams (Product, Order, Cart, Payment), relationship types (association, aggregation, composition, inheritance), design patterns (Factory, Strategy, Observer), and a 7-step order lifecycle flow in 16:9 landscape format\" decoding=\"async\" src=\"https:\/\/www.hi-posts.com\/wp-content\/uploads\/2026\/04\/ooad-ecommerce-infographic-sketch-16x9-1.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83d\udccb \u60c5\u666f\uff1a\u4e00\u4e2a\u5168\u7403\u96f6\u552e\u5e73\u53f0<\/h2>\n<p>\u60f3\u8c61\u4e00\u5bb6\u516c\u53f8\u6b63\u5728\u63a8\u51fa\u4e00\u4e2a\u9762\u5411\u56fd\u9645\u5e02\u573a\u7684\u65b0\u578b\u7535\u5b50\u5546\u52a1 storefront\u3002\u8be5\u7cfb\u7edf\u5fc5\u987b\u652f\u6301\u591a\u79cd\u8d27\u5e01\u3001\u591a\u6837\u5316\u7684\u5546\u54c1\u76ee\u5f55\u3001\u590d\u6742\u7684\u5e93\u5b58\u7ba1\u7406\u4ee5\u53ca\u5b89\u5168\u7684\u652f\u4ed8\u5904\u7406\u3002\u9700\u6c42\u5e76\u975e\u4e00\u6210\u4e0d\u53d8\uff1b\u4f01\u4e1a\u7ecf\u5e38\u65b0\u589e\u9500\u552e\u6e20\u9053\uff0c\u4f8b\u5982\u79fb\u52a8\u5e94\u7528\u7a0b\u5e8f\u548c\u7b2c\u4e09\u65b9\u5e02\u573a\u3002<\/p>\n<p>\u5728\u8fd9\u79cd\u73af\u5883\u4e0b\uff0c\u4f20\u7edf\u7684\u8fc7\u7a0b\u5f0f\u65b9\u6cd5\u5e38\u5e38\u5bfc\u81f4\u4ee3\u7801\u6df7\u4e71\uff0c\u5373\u4e1a\u52a1\u903b\u8f91\u5206\u6563\u5728\u4e0d\u540c\u7684\u51fd\u6570\u4e2d\u3002OOAD\u901a\u8fc7\u5c06\u6570\u636e\u548c\u884c\u4e3a\u5c01\u88c5\u5728\u4e00\u8d77\u6765\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u3002\u63a5\u4e0b\u6765\u7684\u7ae0\u8282\u5c06\u8be6\u7ec6\u8bf4\u660e\u5982\u4f55\u5c06OOAD\u5e94\u7528\u4e8e\u8fd9\u4e00\u60c5\u666f\u3002<\/p>\n<h2>\ud83d\udd0d \u7b2c\u4e00\u9636\u6bb5\uff1a\u9762\u5411\u5bf9\u8c61\u5206\u6790<\/h2>\n<p>\u5206\u6790\u7684\u91cd\u70b9\u5728\u4e8e\u5b9a\u4e49<em>\u4ec0\u4e48<\/em>\u7cfb\u7edf\u9700\u8981\u505a\u4ec0\u4e48\uff0c\u800c\u4e0d\u662f<em>\u5982\u4f55<\/em>\u5b83\u5c06\u5982\u4f55\u5b9e\u73b0\u3002\u8fd9\u4e00\u9636\u6bb5\u9ad8\u5ea6\u4f9d\u8d56\u4e8e\u8bc6\u522b\u53c2\u4e0e\u8005\u548c\u7528\u4f8b\u3002<\/p>\n<h3>1. \u8bc6\u522b\u53c2\u4e0e\u8005<\/h3>\n<p>\u53c2\u4e0e\u8005\u4ee3\u8868\u4e0e\u7cfb\u7edf\u4ea4\u4e92\u7684\u89d2\u8272\u3002\u5728\u7535\u5b50\u5546\u52a1\u73af\u5883\u4e2d\uff0c\u8fd9\u4e9b\u901a\u5e38\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5ba2\u6237\uff1a<\/strong> \u6d4f\u89c8\u5546\u54c1\uff0c\u7ba1\u7406\u8d2d\u7269\u8f66\uff0c\u5e76\u5b8c\u6210\u8d2d\u4e70\u3002<\/li>\n<li><strong> \u7ba1\u7406\u5458\uff1a<\/strong> \u7ba1\u7406\u5546\u54c1\u5217\u8868\u3001\u5e93\u5b58\u6c34\u5e73\u548c\u7528\u6237\u8d26\u6237\u3002<\/li>\n<li><strong> \u652f\u4ed8\u7f51\u5173\uff1a<\/strong> \u4e00\u4e2a\u8d1f\u8d23\u5b89\u5168\u5904\u7406\u91d1\u878d\u4ea4\u6613\u7684\u5916\u90e8\u5b9e\u4f53\u3002<\/li>\n<li><strong> \u5e93\u5b58\u7cfb\u7edf\uff1a<\/strong> \u8ddf\u8e2a\u591a\u4e2a\u4ed3\u5e93\u7684\u5e93\u5b58\u6c34\u5e73\u3002<\/li>\n<li><strong> \u901a\u77e5\u670d\u52a1\uff1a<\/strong> \u53d1\u9001\u7535\u5b50\u90ae\u4ef6\u6216\u77ed\u4fe1\uff0c\u901a\u77e5\u8ba2\u5355\u72b6\u6001\u3002<\/li>\n<\/ul>\n<h3>2. \u5b9a\u4e49\u7528\u4f8b<\/h3>\n<p>\u7528\u4f8b\u63cf\u8ff0\u53c2\u4e0e\u8005\u4e0e\u7cfb\u7edf\u4e4b\u95f4\u7684\u5177\u4f53\u4ea4\u4e92\u3002\u4e00\u4efd\u5168\u9762\u7684\u5217\u8868\u53ef\u786e\u4fdd\u4e0d\u9057\u6f0f\u4efb\u4f55\u529f\u80fd\u3002\u8be5\u5e73\u53f0\u7684\u5173\u952e\u7528\u4f8b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u641c\u7d22\u5546\u54c1\uff1a<\/strong> \u7528\u6237\u53ef\u6839\u636e\u7c7b\u522b\u3001\u4ef7\u683c\u548c\u53ef\u7528\u6027\u7b5b\u9009\u7ed3\u679c\u3002<\/li>\n<li><strong>\u6dfb\u52a0\u5230\u8d2d\u7269\u8f66\uff1a<\/strong> \u5546\u54c1\u5728\u7ed3\u8d26\u524d\u88ab\u653e\u5165\u4e34\u65f6\u5b58\u653e\u533a\u57df\u3002<\/li>\n<li><strong>\u5904\u7406\u4ed8\u6b3e\uff1a<\/strong> \u9a8c\u8bc1\u5361\u7247\u4fe1\u606f\u5e76\u6263\u9664\u7528\u6237\u8d39\u7528\u3002<\/li>\n<li><strong>\u66f4\u65b0\u5e93\u5b58\uff1a<\/strong> \u5728\u8ba2\u5355\u6210\u529f\u5b8c\u6210\u540e\u51cf\u5c11\u5e93\u5b58\u6570\u91cf\u3002<\/li>\n<li><strong>\u751f\u6210\u53d1\u7968\uff1a<\/strong> \u4e3a\u5ba2\u6237\u521b\u5efa\u6536\u636e\u3002<\/li>\n<\/ul>\n<p> \u5728\u6b64\u9636\u6bb5\uff0c\u91cd\u70b9\u4ecd\u7136\u662f\u6536\u96c6\u9700\u6c42\u3002\u7528\u4f8b\u56fe\u7b49\u56fe\u8868\u6709\u52a9\u4e8e\u53ef\u89c6\u5316\u8fd9\u4e9b\u4ea4\u4e92\u3002\u5206\u6790\u9636\u6bb5\u786e\u4fdd\u8bbe\u8ba1\u56e2\u961f\u7406\u89e3\u7cfb\u7edf\u7684\u8fb9\u754c\u4ee5\u53ca\u7528\u6237\u671f\u671b\u3002<\/p>\n<h2>\ud83c\udfd7\ufe0f \u9636\u6bb52\uff1a\u9762\u5411\u5bf9\u8c61\u8bbe\u8ba1<\/h2>\n<p>\u8bbe\u8ba1\u5c06\u5206\u6790\u9636\u6bb5\u7684\u9700\u6c42\u8f6c\u5316\u4e3a\u4ee3\u7801\u7684\u84dd\u56fe\u3002\u8fd9\u5305\u62ec\u8bc6\u522b\u7c7b\u3001\u5b9a\u4e49\u5176\u5c5e\u6027\u548c\u65b9\u6cd5\u4ee5\u53ca\u5efa\u7acb\u5173\u7cfb\u3002\u6307\u5bfc\u6b64\u9636\u6bb5\u7684\u6838\u5fc3\u539f\u5219\u662f\u5c01\u88c5\u3001\u62bd\u8c61\u3001\u7ee7\u627f\u548c\u591a\u6001\u6027\u3002<\/p>\n<h3>1. \u8bc6\u522b\u7c7b\u548c\u5bf9\u8c61<\/h3>\n<p>\u7c7b\u662f\u5bf9\u8c61\u7684\u84dd\u56fe\u3002\u5728\u7535\u5b50\u5546\u52a1\u573a\u666f\u4e2d\uff0c\u4ee5\u4e0b\u6838\u5fc3\u7c7b\u4ece\u5206\u6790\u4e2d\u6d6e\u73b0\u51fa\u6765\uff1a<\/p>\n<ul>\n<li><strong>\u4ea7\u54c1\uff1a<\/strong> \u8868\u793a\u53ef\u4f9b\u9500\u552e\u7684\u9879\u76ee\u3002<\/li>\n<li><strong>\u5ba2\u6237\uff1a<\/strong> \u8868\u793a\u6ce8\u518c\u7528\u6237\u3002<\/li>\n<li><strong>\u8ba2\u5355\uff1a<\/strong> \u8868\u793a\u7531\u5ba2\u6237\u53d1\u8d77\u7684\u4ea4\u6613\u3002<\/li>\n<li><strong>\u8d2d\u7269\u8f66\uff1a<\/strong> \u8868\u793a\u5df2\u9009\u62e9\u8d2d\u4e70\u7684\u9879\u76ee\u96c6\u5408\u3002<\/li>\n<li><strong>\u4ed8\u6b3e\uff1a<\/strong> \u8868\u793a\u8d22\u52a1\u4ea4\u6613\u8be6\u60c5\u3002<\/li>\n<li><strong>\u6536\u8d27\u5730\u5740\uff1a<\/strong> \u8868\u793a\u914d\u9001\u5730\u5740\u3002<\/li>\n<\/ul>\n<h3>2. \u5b9a\u4e49\u5c5e\u6027\u548c\u65b9\u6cd5<\/h3>\n<p>\u6bcf\u4e2a\u7c7b\u90fd\u5fc5\u987b\u5c01\u88c5\u4e0e\u5176\u9886\u57df\u76f8\u5173\u7684\u6570\u636e\uff0c\u5e76\u516c\u5f00\u65b9\u6cd5\u6765\u64cd\u4f5c\u8fd9\u4e9b\u6570\u636e\u3002<\/p>\n<p><strong>\u7c7b\uff1a\u4ea7\u54c1<\/strong><\/p>\n<ul>\n<li><em>\u5c5e\u6027\uff1a<\/em> productId, sku, name, description, price, stockQuantity, category, images\u3002<\/li>\n<li><em>\u65b9\u6cd5\uff1a<\/em> calculateDiscount(), updateStock(), validateAvailability()\u3002<\/li>\n<\/ul>\n<p><strong>\u7c7b\uff1a\u8ba2\u5355<\/strong><\/p>\n<ul>\n<li><em>\u5c5e\u6027\uff1a<\/em> orderId, orderDate, totalAmount, status, customerReference, itemsList.<\/li>\n<li><em>\u65b9\u6cd5\uff1a<\/em> calculateTotal(), addTax(), processRefund(), updateStatus().<\/li>\n<\/ul>\n<p><strong>\u7c7b\uff1a\u5ba2\u6237<\/strong><\/p>\n<ul>\n<li><em>\u5c5e\u6027\uff1a<\/em> customerId, email, passwordHash, shippingAddresses, orderHistory.<\/li>\n<li><em>\u65b9\u6cd5\uff1a<\/em> register(), login(), addAddress(), viewOrderHistory().<\/li>\n<\/ul>\n<h3>3. \u5efa\u7acb\u5173\u7cfb<\/h3>\n<p>\u7406\u89e3\u7c7b\u4e4b\u95f4\u7684\u4ea4\u4e92\u65b9\u5f0f\u81f3\u5173\u91cd\u8981\u3002\u9762\u5411\u5bf9\u8c61\u5206\u6790\u4e0e\u8bbe\u8ba1\uff08OOAD\uff09\u533a\u5206\u4e86\u4e0d\u540c\u7c7b\u578b\u7684\u5173\u7cfb\uff1a<\/p>\n<ul>\n<li><strong>\u5173\u8054\uff1a<\/strong> \u4e24\u4e2a\u7c7b\u4e4b\u95f4\u7684\u901a\u7528\u8fde\u63a5\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a<code>\u5ba2\u6237<\/code> \u4e0e\u591a\u4e2a<code>\u8ba2\u5355<\/code>.<\/li>\n<li><strong>\u805a\u5408\uff1a<\/strong> \u4e00\u79cd\u201c\u62e5\u6709\u201d\u5173\u7cfb\uff0c\u5176\u4e2d\u5b50\u5bf9\u8c61\u53ef\u4ee5\u72ec\u7acb\u4e8e\u7236\u5bf9\u8c61\u5b58\u5728\u3002\u4e00\u4e2a<code>\u8d2d\u7269\u8f66<\/code> \u5305\u542b<code>\u5546\u54c1<\/code>\uff0c\u4f46\u5982\u679c\u8d2d\u7269\u8f66\u88ab\u5220\u9664\uff0c\u5546\u54c1\u4ecd\u7136\u5b58\u5728\u4e8e\u6570\u636e\u5e93\u4e2d\u3002<\/li>\n<li><strong>\u7ec4\u5408\uff1a<\/strong> \u4e00\u79cd\u66f4\u5f3a\u7684\u201c\u62e5\u6709\u201d\u5173\u7cfb\uff0c\u5176\u4e2d\u5b50\u5bf9\u8c61\u4f9d\u8d56\u4e8e\u7236\u5bf9\u8c61\u3002\u4e00\u4e2a<code>\u8ba2\u5355<\/code> \u7531<code>\u8ba2\u5355\u9879<\/code>\u7ec4\u6210\u3002\u5982\u679c<code>\u8ba2\u5355<\/code>\u5df2\u53d6\u6d88\uff0c\u8be5<code>\u8ba2\u5355\u9879<\/code>\u7279\u5b9a\u4e8e\u8be5\u8ba2\u5355\u5b9e\u4f8b\u7684\u9879\u5df2\u4e0d\u518d\u6709\u6548\u3002<\/li>\n<li><strong>\u7ee7\u627f\uff1a<\/strong>\u4e00\u4e2a\u7c7b\u4ece\u7236\u7c7b\u83b7\u53d6\u5c5e\u6027\u548c\u884c\u4e3a\u3002<code>\u6ce8\u518c\u5ba2\u6237<\/code> \u548c <code>\u8bbf\u5ba2\u7528\u6237<\/code>\u53ef\u80fd\u4ece\u4e00\u4e2a\u57fa\u7840<code>\u7528\u6237<\/code>\u7c7b\u7ee7\u627f\u800c\u6765\u3002<\/li>\n<\/ul>\n<h2>\ud83e\udde9 \u8bbe\u8ba1\u6a21\u5f0f\u5b9e\u6218<\/h2>\n<p>\u8bbe\u8ba1\u6a21\u5f0f\u662f\u89e3\u51b3\u91cd\u590d\u6027\u95ee\u9898\u7684\u6210\u719f\u65b9\u6848\u3002\u5728\u9762\u5411\u5bf9\u8c61\u5206\u6790\u4e0e\u8bbe\u8ba1\uff08OOAD\uff09\u4e2d\u5e94\u7528\u5b83\u4eec\u53ef\u4ee5\u964d\u4f4e\u8026\u5408\u5ea6\u5e76\u63d0\u9ad8\u7075\u6d3b\u6027\u3002\u4ee5\u4e0b\u662f\u7279\u5b9a\u6a21\u5f0f\u5728\u7535\u5b50\u5546\u52a1\u67b6\u6784\u4e2d\u7684\u5e94\u7528\u65b9\u5f0f\u3002<\/p>\n<h3>1. \u5de5\u5382\u6a21\u5f0f<\/h3>\n<p>\u5728\u521b\u5efa\u5bf9\u8c61\u65f6\uff0c\u7cfb\u7edf\u901a\u5e38\u9700\u8981\u6839\u636e\u914d\u7f6e\u51b3\u5b9a\u5b9e\u4f8b\u5316\u54ea\u4e2a\u5177\u4f53\u7c7b\u3002\u5de5\u5382\u6a21\u5f0f\u8d1f\u8d23\u5904\u7406\u8fd9\u4e00\u903b\u8f91\u3002<\/p>\n<ul>\n<li><strong>\u573a\u666f\uff1a<\/strong>\u4e0d\u540c\u7684\u652f\u4ed8\u65b9\u5f0f\u9700\u8981\u4e0d\u540c\u7684\u5904\u7406\u903b\u8f91\uff08\u4f8b\u5982\uff0c\u4fe1\u7528\u5361\u4e0ePayPal\uff09\u3002<\/li>\n<li><strong>\u5e94\u7528\uff1a<\/strong>\u4e00\u4e2a<code>\u652f\u4ed8\u5de5\u5382<\/code>\u7c7b\u4f1a\u521b\u5efa\u5408\u9002\u7684<code>\u652f\u4ed8<\/code>\u5bf9\u8c61\u3002\u7cfb\u7edf\u5176\u4f59\u90e8\u5206\u4e0e\u5de5\u5382\u4ea4\u4e92\uff0c\u800c\u4e0d\u662f\u4e0e\u5177\u4f53\u7684\u652f\u4ed8\u7c7b\u4ea4\u4e92\u3002<\/li>\n<\/ul>\n<h3>2. \u7b56\u7565\u6a21\u5f0f<\/h3>\n<p>\u8be5\u6a21\u5f0f\u5b9a\u4e49\u4e86\u4e00\u7ec4\u7b97\u6cd5\uff0c\u5c06\u6bcf\u4e2a\u7b97\u6cd5\u5c01\u88c5\u8d77\u6765\uff0c\u5e76\u4f7f\u5b83\u4eec\u53ef\u4ee5\u4e92\u6362\u3002<\/p>\n<ul>\n<li><strong>\u573a\u666f\uff1a<\/strong>\u7a0e\u989d\u8ba1\u7b97\u89c4\u5219\u56e0\u5730\u533a\u800c\u5f02\uff08\u4f8b\u5982\uff0c\u6b27\u6d32\u7684\u589e\u503c\u7a0e\uff0c\u7f8e\u56fd\u7684\u9500\u552e\u7a0e\uff09\u3002<\/li>\n<li><strong>\u5e94\u7528\uff1a<\/strong>\u521b\u5efa\u4e00\u4e2a<code>\u7a0e\u7b56\u7565<\/code> \u63a5\u53e3\u3002\u5b9e\u73b0\u5305\u62ec <code>\u6b27\u6d32\u7a0e\u7b56\u7565<\/code> \u548c <code>\u7f8e\u56fd\u7a0e\u7b56\u7565<\/code>\u3002\u8be5 <code>\u8ba2\u5355<\/code> \u7c7b\u6839\u636e\u914d\u9001\u5730\u5740\u9009\u62e9\u6b63\u786e\u7684\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h3>3. \u89c2\u5bdf\u8005\u6a21\u5f0f<\/h3>\n<p>\u5b9a\u4e49\u5bf9\u8c61\u4e4b\u95f4\u7684\u4f9d\u8d56\u5173\u7cfb\uff0c\u4f7f\u5f97\u5f53\u4e00\u4e2a\u5bf9\u8c61\u72b6\u6001\u6539\u53d8\u65f6\uff0c\u5176\u6240\u6709\u4f9d\u8d56\u5bf9\u8c61\u90fd\u4f1a\u6536\u5230\u901a\u77e5\u3002<\/p>\n<ul>\n<li><strong>\u573a\u666f\uff1a<\/strong> \u5f53\u8ba2\u5355\u72b6\u6001\u53d8\u4e3a\u201c\u5df2\u53d1\u8d27\u201d\u65f6\uff0c\u591a\u4e2a\u7cfb\u7edf\u9700\u8981\u505a\u51fa\u54cd\u5e94\u3002<\/li>\n<li><strong>\u5e94\u7528\uff1a<\/strong> \u8be5 <code>\u8ba2\u5355<\/code> \u7c7b\u5145\u5f53\u4e3b\u9898\u3002<code>\u90ae\u4ef6\u670d\u52a1<\/code>, <code>\u5e93\u5b58\u670d\u52a1<\/code> \u548c <code>\u5206\u6790\u670d\u52a1<\/code> \u5145\u5f53\u89c2\u5bdf\u8005\u3002\u5f53 <code>\u8ba2\u5355.setStatus(\"\u5df2\u53d1\u8d27\")<\/code> \u88ab\u8c03\u7528\u65f6\uff0c\u6240\u6709\u89c2\u5bdf\u8005\u90fd\u4f1a\u6536\u5230\u901a\u77e5\u5e76\u6267\u884c\u5176\u7279\u5b9a\u903b\u8f91\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udcca \u5c06\u4e1a\u52a1\u903b\u8f91\u6620\u5c04\u5230\u4ee3\u7801<\/h2>\n<p>\u4e3a\u4e86\u53ef\u89c6\u5316\u4ece\u9700\u6c42\u5230\u4ee3\u7801\u7684\u8f6c\u6362\u8fc7\u7a0b\uff0c\u53ef\u53c2\u8003\u4ee5\u4e0b\u5c06\u4e1a\u52a1\u89c4\u5219\u6620\u5c04\u5230\u7c7b\u7ed3\u6784\u7684\u8868\u683c\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u4e1a\u52a1\u89c4\u5219<\/th>\n<th>\u5206\u6790\u6982\u5ff5<\/th>\n<th>\u8bbe\u8ba1\u5b9e\u73b0<\/th>\n<th>\u4f7f\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5ba2\u6237\u53ef\u4ee5\u62e5\u6709\u591a\u4e2a\u6536\u8d27\u5730\u5740\u3002<\/td>\n<td>\u5173\u8054<\/td>\n<td><code>\u5ba2\u6237<\/code>\u7c7b\u5305\u542b\u4e00\u4e2a\u5217\u8868<code>\u6536\u8d27\u5730\u5740<\/code>\u5bf9\u8c61\u3002<\/td>\n<td>\u7ec4\u5408<\/td>\n<\/tr>\n<tr>\n<td>\u7a0e\u7387\u56e0\u5730\u533a\u800c\u5f02\u3002<\/td>\n<td>\u7b97\u6cd5\u53d8\u4f53<\/td>\n<td><code>\u8ba2\u5355<\/code>\u5c06\u7a0e\u989d\u8ba1\u7b97\u59d4\u6258\u7ed9\u7279\u5b9a\u7684\u7b56\u7565\u5bf9\u8c61\u3002<\/td>\n<td>\u7b56\u7565<\/td>\n<\/tr>\n<tr>\n<td>\u6298\u6263\u53ef\u6839\u636e\u4fc3\u9500\u4ee3\u7801\u5e94\u7528\u3002<\/td>\n<td>\u884c\u4e3a\u4fee\u6539<\/td>\n<td><code>\u8d2d\u7269\u8f66<\/code>\u68c0\u67e5\u662f\u5426\u6709\u6548<code>\u4fc3\u9500\u4ee3\u7801<\/code>\u5bf9\u8c61\uff0c\u7136\u540e\u518d\u786e\u5b9a\u603b\u4ef7\u3002<\/td>\n<td>\u88c5\u9970\u5668<\/td>\n<\/tr>\n<tr>\n<td>\u652f\u4ed8\u65b9\u5f0f\u5728\u5904\u7406\u903b\u8f91\u4e0a\u6709\u6240\u4e0d\u540c\u3002<\/td>\n<td>\u5bf9\u8c61\u521b\u5efa<\/td>\n<td><code>\u652f\u4ed8\u5de5\u5382<\/code>\u5b9e\u4f8b\u5316\u6b63\u786e\u7684\u652f\u4ed8\u5904\u7406\u5668\u3002<\/td>\n<td>\u5de5\u5382<\/td>\n<\/tr>\n<tr>\n<td>\u8ba2\u5355\u66f4\u65b0\u5fc5\u987b\u901a\u77e5\u5916\u90e8\u7cfb\u7edf\u3002<\/td>\n<td>\u72b6\u6001\u53d8\u66f4<\/td>\n<td><code>\u8ba2\u5355<\/code>\u901a\u77e5\u5df2\u6ce8\u518c\u7684<code>\u89c2\u5bdf\u8005<\/code>\u670d\u52a1\u3002<\/td>\n<td>\u89c2\u5bdf\u8005<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udd12 \u5c01\u88c5\u4e0e\u6570\u636e\u5b8c\u6574\u6027<\/h2>\n<p>OOAD \u7684\u4e3b\u8981\u4f18\u52bf\u4e4b\u4e00\u662f\u5c01\u88c5\u3002\u8be5\u539f\u5219\u9650\u5236\u4e86\u5bf9\u5bf9\u8c61\u67d0\u4e9b\u7ec4\u4ef6\u7684\u76f4\u63a5\u8bbf\u95ee\uff0c\u8fd9\u5bf9\u4e8e\u6570\u636e\u5b8c\u6574\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<ul>\n<li><strong>\u79c1\u6709\u5c5e\u6027\uff1a<\/strong> \u50cf\u4fe1\u7528\u5361\u53f7\u7801\u6216\u5bc6\u7801\u54c8\u5e0c\u8fd9\u6837\u7684\u654f\u611f\u6570\u636e\u5e94\u4e3a\u79c1\u6709\u3002\u5b83\u4eec\u4e0d\u80fd\u4ece\u7c7b\u5916\u90e8\u76f4\u63a5\u8bbf\u95ee\u3002<\/li>\n<li><strong>\u516c\u5171\u65b9\u6cd5\uff1a<\/strong> \u4e0e\u79c1\u6709\u6570\u636e\u7684\u4ea4\u4e92\u5fc5\u987b\u901a\u8fc7\u516c\u5171\u65b9\u6cd5\u8fdb\u884c\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a <code>\u5ba2\u6237<\/code> \u7c7b\u53ef\u80fd\u6709\u4e00\u4e2a <code>setPassword()<\/code> \u65b9\u6cd5\uff0c\u5728\u5b58\u50a8\u4e4b\u524d\u5bf9\u8f93\u5165\u8fdb\u884c\u54c8\u5e0c\u5904\u7406\u3002<\/li>\n<li><strong>\u9a8c\u8bc1\uff1a<\/strong> \u786e\u4fdd\u6570\u636e\u6709\u6548\u6027\u7684\u903b\u8f91\u5e94\u4f4d\u4e8e\u7c7b\u7684\u65b9\u6cd5\u4e2d\u3002\u4e00\u4e2a <code>\u4ea7\u54c1<\/code> \u7c7b\u786e\u4fdd <code>\u4ef7\u683c<\/code> \u5728\u4fdd\u5b58\u524d\u6c38\u8fdc\u4e0d\u4f1a\u4e3a\u8d1f\u6570\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u9632\u6b62\u5916\u90e8\u4ee3\u7801\u4f7f\u7cfb\u7edf\u5904\u4e8e\u65e0\u6548\u72b6\u6001\u3002\u5982\u679c\u5f00\u53d1\u8005\u4fee\u6539\u4e86 <code>\u8ba2\u5355<\/code> \u7c7b\u7684\u5185\u90e8\u903b\u8f91\uff0c\u53ea\u8981\u516c\u5171\u63a5\u53e3\u4fdd\u6301\u4e00\u81f4\uff0c\u4e0e\u4e4b\u4ea4\u4e92\u7684\u5916\u90e8\u4ee3\u7801\u5c31\u4e0d\u9700\u8981\u66f4\u6539\u3002<\/p>\n<h2>\ud83d\udd04 \u7ef4\u62a4\u4e0e\u53ef\u6269\u5c55\u6027<\/h2>\n<p>\u8f6f\u4ef6\u5f88\u5c11\u4f1a\u771f\u6b63\u5b8c\u6210\u3002\u5b83\u4f1a\u4e0d\u65ad\u6f14\u8fdb\u3002\u4e00\u4e2a\u8bbe\u8ba1\u826f\u597d\u7684 OOAD \u7cfb\u7edf\u80fd\u8ba9\u6f14\u8fdb\u53d8\u5f97\u66f4\u52a0\u5bb9\u6613\u3002\u8003\u8651\u4ee5\u4e0b\u7ef4\u62a4\u573a\u666f\u3002<\/p>\n<h3>1. \u6dfb\u52a0\u65b0\u4ea7\u54c1\u7c7b\u578b<\/h3>\n<p>\u5982\u679c\u4f01\u4e1a\u51b3\u5b9a\u5728\u9500\u552e\u5b9e\u7269\u5546\u54c1\u7684\u540c\u65f6\u4e5f\u9500\u552e\u6570\u5b57\u4e0b\u8f7d\u54c1\uff0c\u73b0\u6709\u7684 <code>\u4ea7\u54c1<\/code> \u7c7b\u53ef\u80fd\u9700\u8981\u8c03\u6574\u3002<\/p>\n<ul>\n<li><strong>\u7ee7\u627f\uff1a<\/strong> \u521b\u5efa\u4e00\u4e2a <code>\u5b9e\u7269\u4ea7\u54c1<\/code> \u548c\u4e00\u4e2a <code>\u6570\u5b57\u4ea7\u54c1<\/code> \u7ee7\u627f\u81ea\u57fa\u7c7b\u7684\u7c7b <code>\u4ea7\u54c1<\/code> \u7c7b\u3002<\/li>\n<li><strong>\u591a\u6001\u6027\uff1a<\/strong> \u50cf <code>calculateShipping()<\/code> \u53ef\u4ee5\u88ab\u91cd\u5199\u3002<code>\u5b9e\u7269\u4ea7\u54c1<\/code> \u8ba1\u7b97\u57fa\u4e8e\u91cd\u91cf\u7684\u8fd0\u8d39\uff0c\u800c<code>\u6570\u5b57\u4ea7\u54c1<\/code> \u8fd4\u56de\u96f6\u3002<\/li>\n<\/ul>\n<h3>2. \u66f4\u6362\u652f\u4ed8\u7f51\u5173<\/h3>\n<p>\u5982\u679c\u516c\u53f8\u4ece\u4e00\u4e2a\u652f\u4ed8\u63d0\u4f9b\u5546\u5207\u6362\u5230\u53e6\u4e00\u4e2a\uff0c\u90a3\u4e48<code>\u652f\u4ed8<\/code> \u7c7b\u7684\u5185\u90e8\u903b\u8f91\u4f1a\u53d1\u751f\u53d8\u5316\u3002<\/p>\n<ul>\n<li><strong>\u62bd\u8c61\uff1a<\/strong> \u56e0\u4e3a\u7cfb\u7edf\u5176\u4f59\u90e8\u5206\u4e0e\u63a5\u53e3\uff08\u4f8b\u5982\uff0c<code>IPaymentProcessor<\/code>\uff09\u4ea4\u4e92\uff0c\u5e95\u5c42\u5b9e\u73b0\u53ef\u4ee5\u88ab\u66ff\u6362\u800c\u4e0d\u5f71\u54cd<code>\u8ba2\u5355<\/code> \u7c7b\u3002<\/li>\n<\/ul>\n<h3>3. \u6269\u5c55\u5e93\u5b58<\/h3>\n<p>\u968f\u7740\u76ee\u5f55\u7684\u589e\u957f\uff0c\u6027\u80fd\u6210\u4e3a\u4e00\u4e2a\u95ee\u9898\u3002<\/p>\n<ul>\n<li><strong>\u7f13\u5b58\uff1a<\/strong> \u8be5<code>\u4ea7\u54c1<\/code> \u7c7b\u53ef\u80fd\u4e0e\u7f13\u5b58\u5c42\u96c6\u6210\uff0c\u7528\u4e8e\u9891\u7e41\u8bbf\u95ee\u7684\u6570\u636e\u3002<\/li>\n<li><strong>\u6570\u636e\u5e93\u8bbe\u8ba1\uff1a<\/strong> \u5bf9\u8c61\u6a21\u578b\u6307\u5bfc\u6570\u636e\u5e93\u6a21\u5f0f\u3002\u89c4\u8303\u5316\u8bbe\u8ba1\u652f\u6301OOAD\u9636\u6bb5\u5b9a\u4e49\u7684\u5173\u7cfb\u3002<\/li>\n<\/ul>\n<h2>\u2696\ufe0f \u6311\u6218\u4e0e\u8003\u91cf<\/h2>\n<p>\u5c3d\u7ba1OOAD\u5177\u6709\u663e\u8457\u4f18\u52bf\uff0c\u4f46\u4e5f\u5e76\u975e\u6ca1\u6709\u6311\u6218\u3002\u7406\u89e3\u8fd9\u4e9b\u6311\u6218\u6709\u52a9\u4e8e\u505a\u51fa\u660e\u667a\u7684\u67b6\u6784\u51b3\u7b56\u3002<\/p>\n<h3>1. 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\u5bf9\u8c61\u5f00\u9500<\/h3>\n<p>\u5728\u9ad8\u6027\u80fd\u7cfb\u7edf\u4e2d\uff0c\u521b\u5efa\u6570\u767e\u4e07\u4e2a\u5bf9\u8c61\u53ef\u80fd\u4f1a\u5f71\u54cd\u5185\u5b58\u4f7f\u7528\u3002\u867d\u7136\u5728\u6807\u51c6Web\u5e94\u7528\u4e2d\u8f83\u4e3a\u7f55\u89c1\uff0c\u4f46\u5728\u5b9e\u65f6\u4ea4\u6613\u6216\u6e38\u620f\u5e73\u53f0\u4e2d\u9700\u8981\u8003\u8651\u3002\u5728\u7535\u5b50\u5546\u52a1\u9886\u57df\uff0c\u7075\u6d3b\u6027\u4e0e\u6027\u80fd\u4e4b\u95f4\u7684\u6743\u8861\u901a\u5e38\u66f4\u503e\u5411\u4e8e\u4e3a\u4e1a\u52a1\u903b\u8f91\u4fdd\u7559\u7075\u6d3b\u6027\u3002<\/p>\n<h3>3. \u8bbe\u8ba1\u7684\u590d\u6742\u6027<\/h3>\n<p>\u8fc7\u5ea6\u8bbe\u8ba1\u662f\u4e00\u79cd\u98ce\u9669\u3002\u6709\u65f6\uff0c\u4e00\u4e2a\u7b80\u5355\u7684\u8fc7\u7a0b\u5f0f\u811a\u672c\u5c31\u8db3\u4ee5\u6ee1\u8db3\u5c0f\u578b\u529f\u80fd\u7684\u9700\u6c42\u3002OOAD\u5728\u5177\u6709\u591a\u4e2a\u4ea4\u4e92\u7ec4\u4ef6\u7684\u590d\u6742\u7cfb\u7edf\u4e2d\u6700\u4e3a\u6709\u76ca\u3002\u5728\u5f15\u5165\u590d\u6742\u7684\u6a21\u5f0f\u4e4b\u524d\uff0c\u52a1\u5fc5\u8bc4\u4f30\u7cfb\u7edf\u7684\u590d\u6742\u6027\u3002<\/p>\n<h2>\ud83d\udcc8 \u5bf9\u6bd4\uff1aOOAD \u4e0e\u8fc7\u7a0b\u5f0f\u65b9\u6cd5<\/h2>\n<p>\u4e3a\u4e86\u660e\u786e\u5176\u4ef7\u503c\u4e3b\u5f20\uff0c\u53ef\u5728\u7535\u5b50\u5546\u52a1\u7684\u80cc\u666f\u4e0b\u5bf9\u6bd4\u8fd9\u4e24\u79cd\u65b9\u6cd5\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u529f\u80fd<\/th>\n<th>\u8fc7\u7a0b\u5f0f\u65b9\u6cd5<\/th>\n<th>\u9762\u5411\u5bf9\u8c61\u65b9\u6cd5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u6570\u636e\u5904\u7406<\/strong><\/td>\n<td>\u6570\u636e\u548c\u51fd\u6570\u662f\u5206\u79bb\u7684\u3002<\/td>\n<td>\u6570\u636e\u548c\u51fd\u6570\u88ab\u5c01\u88c5\u5728\u7c7b\u4e2d\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u53ef\u91cd\u7528\u6027<\/strong><\/td>\n<td>\u4ee3\u7801\u91cd\u7528\u56f0\u96be\uff1b\u901a\u5e38\u9700\u8981\u590d\u5236\u7c98\u8d34\u3002<\/td>\n<td>\u7ee7\u627f\u548c\u7ec4\u5408\u4fc3\u8fdb\u91cd\u7528\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7ef4\u62a4\u6027<\/strong><\/td>\n<td>\u66f4\u6539\u53ef\u80fd\u5bfc\u81f4\u65e0\u5173\u51fd\u6570\u5931\u6548\u3002<\/td>\n<td>\u5c01\u88c5\u5c06\u66f4\u6539\u9650\u5236\u5728\u7279\u5b9a\u7c7b\u4e2d\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u53ef\u6269\u5c55\u6027<\/strong><\/td>\n<td>\u968f\u7740\u7cfb\u7edf\u89c4\u6a21\u6269\u5927\uff0c\u53d8\u5f97\u590d\u6742\u3002<\/td>\n<td>\u7ed3\u6784\u5316\u7684\u5c42\u6b21\u7ed3\u6784\u652f\u6301\u7cfb\u7edf\u6269\u5c55\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5efa\u6a21<\/strong><\/td>\n<td>\u5173\u6ce8\u8fc7\u7a0b\u548c\u6570\u636e\u6d41\u3002<\/td>\n<td>\u5173\u6ce8\u73b0\u5b9e\u4e16\u754c\u4e2d\u7684\u5b9e\u4f53\u548c\u884c\u4e3a\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udee0\ufe0f 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