{"id":3623,"date":"2026-03-26T22:54:18","date_gmt":"2026-03-26T14:54:18","guid":{"rendered":"https:\/\/www.go2posts.com\/cn\/real-world-library-system-package-diagrams\/"},"modified":"2026-03-26T22:54:18","modified_gmt":"2026-03-26T14:54:18","slug":"real-world-library-system-package-diagrams","status":"publish","type":"post","link":"https:\/\/www.go2posts.com\/cn\/real-world-library-system-package-diagrams\/","title":{"rendered":"\u73b0\u5b9e\u4e16\u754c\u6848\u4f8b\u7814\u7a76\uff1a\u4f7f\u7528\u5305\u56fe\u5efa\u6a21\u56fe\u4e66\u9986\u7cfb\u7edf"},"content":{"rendered":"<p>\u8bbe\u8ba1\u590d\u6742\u7684\u8f6f\u4ef6\u7cfb\u7edf\u4e0d\u4ec5\u4ec5\u9700\u8981\u7f16\u5199\u4ee3\u7801\u3002\u5b83\u8981\u6c42\u6e05\u6670\u5730\u7406\u89e3\u4e0d\u540c\u7ec4\u4ef6\u4e4b\u95f4\u7684\u4ea4\u4e92\u65b9\u5f0f\u3001\u8fb9\u754c\u6240\u5728\u4f4d\u7f6e\uff0c\u4ee5\u53ca\u5982\u4f55\u968f\u7740\u65f6\u95f4\u4fdd\u6301\u7075\u6d3b\u6027\u3002\u53ef\u89c6\u5316\u8fd9\u79cd\u7ed3\u6784\u6700\u6709\u6548\u7684\u5de5\u5177\u4e4b\u4e00\u5c31\u662fUML\u5305\u56fe\u3002\u5728\u672c\u6307\u5357\u4e2d\uff0c\u6211\u4eec\u5c06\u901a\u8fc7\u4e00\u4e2a\u8be6\u7ec6\u7684\u6848\u4f8b\u7814\u7a76\u6765\u5efa\u6a21\u56fe\u4e66\u9986\u7cfb\u7edf\u3002\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u8bc6\u522b\u903b\u8f91\u5206\u7ec4\u3001\u7ba1\u7406\u4f9d\u8d56\u5173\u7cfb\uff0c\u5e76\u5728\u4e0d\u4f9d\u8d56\u7279\u5b9a\u5de5\u5177\u6216\u6280\u672f\u7684\u60c5\u51b5\u4e0b\u521b\u5efa\u53ef\u6269\u5c55\u7684\u67b6\u6784\u3002 \ud83c\udfd7\ufe0f<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Kawaii-style infographic illustrating UML package diagram architecture for a library management system, showing four main packages: Core Domain with Book\/Member\/Loan entities, Access Layer for authentication, Data Access for persistence, and Utilities for helper functions, with dependency arrows demonstrating unidirectional flow and key software architecture principles like stable core dependencies and interface segregation, designed with cute pastel characters and library-themed elements\" decoding=\"async\" src=\"https:\/\/www.go2posts.com\/wp-content\/uploads\/2026\/03\/kawaii-library-package-diagram-uml-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83e\udde0 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\u5b9a\u4e49\u8303\u56f4\uff1a\u56fe\u4e66\u9986\u751f\u6001\u7cfb\u7edf<\/h2>\n<p>\u4e3a\u4e86\u521b\u5efa\u4e00\u4e2a\u51c6\u786e\u7684\u6a21\u578b\uff0c\u6211\u4eec\u5fc5\u987b\u9996\u5148\u5b9a\u4e49\u7cfb\u7edf\u7684\u529f\u80fd\u8303\u56f4\u3002\u73b0\u4ee3\u56fe\u4e66\u9986\u7cfb\u7edf\u4e0d\u4ec5\u4ec5\u662f\u5361\u7247\u76ee\u5f55\uff1b\u5b83\u662f\u4e00\u4e2a\u6570\u5b57\u751f\u6001\u7cfb\u7edf\u3002\u5b83\u9700\u8981\u5904\u7406\u4f1a\u5458\u6ce8\u518c\u3001\u56fe\u4e66\u5e93\u5b58\u3001\u501f\u9605\u4ea4\u6613\u3001\u7f5a\u6b3e\u4ee5\u53ca\u62a5\u544a\u3002\u8ba9\u6211\u4eec\u5206\u89e3\u51fa\u6784\u6210\u6211\u4eec\u5305\u7684\u57fa\u7840\u7684\u4e3b\u8981\u529f\u80fd\u9886\u57df\u3002<\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u6838\u5fc3\u529f\u80fd\uff1a<\/p>\n<ul>\n<li><strong>\u4f1a\u5458\u7ba1\u7406\uff1a<\/strong>\u6ce8\u518c\u3001\u8d44\u6599\u66f4\u65b0\u548c\u8eab\u4efd\u9a8c\u8bc1\u3002<\/li>\n<li><strong>\u5e93\u5b58\u7ba1\u7406\uff1a<\/strong>\u6dfb\u52a0\u3001\u66f4\u65b0\u548c\u641c\u7d22\u56fe\u4e66\u4e0e\u5a92\u4f53\u3002<\/li>\n<li><strong>\u4ea4\u6613\u5904\u7406\uff1a<\/strong>\u501f\u51fa\u7269\u54c1\u3001\u5f52\u8fd8\u7269\u54c1\u548c\u9884\u8ba2\u7269\u54c1\u3002<\/li>\n<li><strong>\u8d22\u52a1\uff1a<\/strong>\u8ba1\u7b97\u7f5a\u6b3e\u548c\u7ba1\u7406\u4ed8\u6b3e\u3002<\/li>\n<li><strong>\u62a5\u544a\uff1a<\/strong>\u751f\u6210\u6d41\u901a\u91cf\u548c\u53d7\u6b22\u8fce\u7a0b\u5ea6\u7684\u7edf\u8ba1\u6570\u636e\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u9886\u57df\u4e2d\u7684\u6bcf\u4e00\u4e2a\u90fd\u4ee3\u8868\u4e00\u4e2a\u6f5c\u5728\u7684\u5305\u3002\u7136\u800c\uff0c\u4ec5\u6839\u636e\u529f\u80fd\u8fdb\u884c\u5206\u7ec4\u6709\u65f6\u4f1a\u5bfc\u81f4\u788e\u7247\u5316\u3002\u6211\u4eec\u8fd8\u5fc5\u987b\u8003\u8651\u6280\u672f\u5c42\u6b21\u3002\u4e00\u4e2a\u5065\u58ee\u7684\u67b6\u6784\u901a\u5e38\u5c06\u5173\u6ce8\u70b9\u5206\u79bb\u4e3a\u6570\u636e\u8bbf\u95ee\u3001\u4e1a\u52a1\u903b\u8f91\u548c\u8868\u793a\u5c42\u7b49\u5c42\u6b21\u3002\u5728\u672c\u6848\u4f8b\u7814\u7a76\u4e2d\uff0c\u6211\u4eec\u5c06\u91c7\u7528\u4e00\u79cd\u6df7\u5408\u65b9\u6cd5\uff0c\u7ed3\u5408\u529f\u80fd\u6027\u548c\u903b\u8f91\u6027\u5173\u6ce8\u70b9\uff0c\u4ee5\u521b\u5efa\u7d27\u5bc6\u96c6\u6210\u7684\u5305\u3002<\/p>\n<h2>\ud83d\udd0d \u8bc6\u522b\u903b\u8f91\u5305<\/h2>\n<p>\u5efa\u6a21\u7684\u7b2c\u4e00\u6b65\u662f\u8bc6\u522b\u5305\u3002\u6211\u4eec\u5e0c\u671b\u5c06\u7ecf\u5e38\u4e00\u8d77\u66f4\u6539\u7684\u5143\u7d20\u5206\u7ec4\uff08\u5185\u805a\u6027\uff09\uff0c\u540c\u65f6\u5c3d\u91cf\u51cf\u5c11\u4e0d\u76f8\u5173\u7ec4\u4e4b\u95f4\u7684\u4f9d\u8d56\u5173\u7cfb\uff08\u8026\u5408\uff09\u3002\u8ba9\u6211\u4eec\u4e3a\u6211\u4eec\u7684\u56fe\u4e66\u9986\u7cfb\u7edf\u63d0\u51fa\u4e00\u7ec4\u5305\u3002<\/p>\n<h3>1. \u6838\u5fc3\u9886\u57df\u5305<\/h3>\n<p>\u8be5\u5305\u5305\u542b\u57fa\u672c\u7684\u4e1a\u52a1\u5b9e\u4f53\u3002\u5b83\u4ee3\u8868\u4e86\u7cfb\u7edf\u7684\u201c\u771f\u5b9e\u201d\u72b6\u6001\u3002\u5728\u56fe\u4e66\u9986\u80cc\u666f\u4e0b\uff0c\u8fd9\u5305\u62ec<code>\u56fe\u4e66<\/code>, <code>\u6210\u5458<\/code>, <code>\u8d37\u6b3e<\/code>\uff0c\u4ee5\u53ca<code>\u9879\u76ee<\/code> \u7c7b\u3002\u8fd9\u4e2a\u5305\u5e94\u8be5\u662f\u7cfb\u7edf\u4e2d\u6700\u7a33\u5b9a\u7684\u90e8\u5206\u3002\u5176\u4ed6\u5305\u5e94\u8be5\u4f9d\u8d56\u5b83\uff0c\u4f46\u5b83\u672c\u8eab\u4e0d\u5e94\u4f9d\u8d56\u5176\u4ed6\u5305\u6765\u8fd0\u884c\u3002<\/p>\n<h3>2. \u8bbf\u95ee\u5c42\u5305<\/h3>\n<p>\u8fd9\u4e2a\u5305\u5904\u7406\u4e0e\u5916\u90e8\u4e16\u754c\u7684\u63a5\u53e3\u3002\u5b83\u7ba1\u7406\u7528\u6237\u4f1a\u8bdd\u3001\u8ba4\u8bc1\u4ee4\u724c\u548c\u8f93\u5165\u9a8c\u8bc1\u3002\u5b83\u5145\u5f53\u7f51\u5173\u3002\u5b83\u4e0d\u5305\u542b\u4e1a\u52a1\u89c4\u5219\uff1b\u5b83\u53ea\u662f\u5c06\u6570\u636e\u4f20\u9012\u7ed9\u6838\u5fc3\u9886\u57df\u3002<\/p>\n<h3>3. \u6570\u636e\u8bbf\u95ee\u5305<\/h3>\n<p>\u8fd9\u4e2a\u5305\u8d1f\u8d23\u6301\u4e45\u5316\u3002\u5b83\u77e5\u9053\u5982\u4f55\u5c06\u4e00\u4e2a<code>\u56fe\u4e66<\/code>\u4fdd\u5b58\u5230\u6570\u636e\u5e93\uff0c\u6216\u68c0\u7d22\u8d37\u6b3e\u5217\u8868\u3002\u5b83\u76f4\u63a5\u4e0e\u5b58\u50a8\u673a\u5236\u4ea4\u4e92\u3002\u901a\u8fc7\u5c06\u8fd9\u90e8\u5206\u9694\u79bb\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u4e0d\u5f71\u54cd\u4e1a\u52a1\u903b\u8f91\u7684\u60c5\u51b5\u4e0b\u66f4\u6362\u5e95\u5c42\u5b58\u50a8\u6280\u672f\u3002<\/p>\n<h3>4. \u5de5\u5177\u4e0e\u652f\u6301\u5305<\/h3>\n<p>\u8fd9\u4e2a\u5305\u5305\u542b\u4e0d\u5c5e\u4e8e\u7279\u5b9a\u9886\u57df\u7684\u5171\u4eab\u670d\u52a1\u3002\u4f8b\u5982\u5305\u62ec\u65e5\u671f\u683c\u5f0f\u5316\u3001\u8d27\u5e01\u8ba1\u7b97\u8f85\u52a9\u5de5\u5177\u548c\u65e5\u5fd7\u8bb0\u5f55\u673a\u5236\u3002\u5c06\u5b83\u4eec\u5355\u72ec\u5206\u79bb\u53ef\u4ee5\u9632\u6b62\u5b83\u4eec\u6c61\u67d3\u4e1a\u52a1\u903b\u8f91\u5305\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5305\u540d\u79f0<\/th>\n<th>\u804c\u8d23<\/th>\n<th>\u5173\u952e\u7c7b<\/th>\n<th>\u7a33\u5b9a\u6027<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6838\u5fc3\u9886\u57df<\/td>\n<td>\u4e1a\u52a1\u89c4\u5219\u548c\u5b9e\u4f53<\/td>\n<td>\u56fe\u4e66\u3001\u6210\u5458\u3001\u8d37\u6b3e<\/td>\n<td>\u9ad8<\/td>\n<\/tr>\n<tr>\n<td>\u8bbf\u95ee\u5c42<\/td>\n<td>\u7528\u6237\u4ea4\u4e92\u548c\u5b89\u5168<\/td>\n<td>\u8ba4\u8bc1\u7ba1\u7406\u5668\u3001\u4f1a\u8bdd\u5904\u7406\u5668<\/td>\n<td>\u4e2d\u7b49<\/td>\n<\/tr>\n<tr>\n<td>\u6570\u636e\u8bbf\u95ee<\/td>\n<td>\u6301\u4e45\u5316\u548c\u5b58\u50a8<\/td>\n<td>\u4ed3\u5e93\u3001\u6570\u636e\u5e93\u8fde\u63a5\u5668<\/td>\n<td>\u4e2d\u7b49<\/td>\n<\/tr>\n<tr>\n<td>\u5b9e\u7528\u5de5\u5177<\/td>\n<td>\u5171\u4eab\u7684\u8f85\u52a9\u51fd\u6570<\/td>\n<td>\u683c\u5f0f\u5316\u5668\u3001\u65e5\u5fd7\u5668<\/td>\n<td>\u4f4e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5982\u8868\u6240\u793a\uff0c\u6838\u5fc3\u57df\u662f\u6700\u7a33\u5b9a\u7684\u3002\u8fd9\u662f\u4e00\u4e2a\u5173\u952e\u7684\u67b6\u6784\u539f\u5219\u3002\u5982\u679c\u6838\u5fc3\u57df\u9891\u7e41\u53d8\u5316\uff0c\u6574\u4e2a\u7cfb\u7edf\u5c06\u53d8\u5f97\u4e0d\u7a33\u5b9a\u3002\u901a\u8fc7\u5c06\u5176\u9694\u79bb\uff0c\u6211\u4eec\u53ef\u4ee5\u4fdd\u62a4\u6838\u5fc3\u4e1a\u52a1\u903b\u8f91\uff0c\u4f7f\u5176\u514d\u53d7\u7528\u6237\u754c\u9762\u53d8\u5316\u7b49\u6613\u53d8\u5916\u90e8\u56e0\u7d20\u7684\u5f71\u54cd\u3002<\/p>\n<h2>\ud83d\udd17 \u7ba1\u7406\u4f9d\u8d56\u5173\u7cfb\u548c\u63a5\u53e3<\/h2>\n<p>\u4e00\u65e6\u5b9a\u4e49\u4e86\u5305\uff0c\u63a5\u4e0b\u6765\u7684\u6311\u6218\u5c31\u662f\u786e\u5b9a\u5b83\u4eec\u5982\u4f55\u901a\u4fe1\u3002\u5728\u5305\u56fe\u4e2d\uff0c\u4f9d\u8d56\u5173\u7cfb\u7531\u7bad\u5934\u8868\u793a\u3002\u7bad\u5934\u7684\u65b9\u5411\u8868\u793a\u4f9d\u8d56\u7684\u65b9\u5411\u3002\u5982\u679c\u5305A\u4f9d\u8d56\u4e8e\u5305B\uff0c\u8fd9\u610f\u5473\u7740\u5305A\u4f7f\u7528\u4e86\u5305B\u7684\u529f\u80fd\u3002<\/p>\n<h3>\u4f9d\u8d56\u89c4\u5219<\/h3>\n<p>\u4e3a\u4e86\u4fdd\u6301\u6e05\u6670\u7684\u67b6\u6784\uff0c\u6211\u4eec\u5e94\u8be5\u9075\u5faa\u7279\u5b9a\u7684\u4f9d\u8d56\u89c4\u5219\uff1a<\/p>\n<ul>\n<li><strong>\u4f9d\u8d56\u89c4\u5219\uff1a<\/strong>\u6e90\u4ee3\u7801\u4f9d\u8d56\u53ea\u80fd\u6307\u5411\u7a33\u5b9a\u4ee3\u7801\u3002\u6838\u5fc3\u57df\u4e0d\u5e94\u4f9d\u8d56\u8bbf\u95ee\u5c42\u3002<\/li>\n<li><strong>\u65e0\u5faa\u73af\uff1a<\/strong>\u5305\u4e4b\u95f4\u7684\u5faa\u73af\u4f9d\u8d56\u4f1a\u5bfc\u81f4\u4e24\u4e2a\u5305\u76f8\u4e92\u7b49\u5f85\uff0c\u4f7f\u7cfb\u7edf\u96be\u4ee5\u7f16\u8bd1\u6216\u8fd0\u884c\u3002<\/li>\n<li><strong>\u63a5\u53e3\u9694\u79bb\uff1a<\/strong>\u5305\u5e94\u4f9d\u8d56\u4e8e\u63a5\u53e3\uff0c\u800c\u4e0d\u662f\u5177\u4f53\u7684\u5b9e\u73b0\u3002\u8fd9\u6837\u5373\u4f7f\u5b9e\u73b0\u53d1\u751f\u53d8\u5316\uff0c\u4e5f\u4e0d\u4f1a\u7834\u574f\u4f7f\u7528\u8005\u3002<\/li>\n<\/ul>\n<h3>\u53ef\u89c6\u5316\u6570\u636e\u6d41<\/h3>\n<p>\u60f3\u8c61\u4e00\u4e0b\u5728\u501f\u6b3e\u573a\u666f\u4e2d\u6570\u636e\u7684\u6d41\u52a8\u3002\u8bbf\u95ee\u5c42\u63a5\u6536\u6765\u81ea\u7528\u6237\u7684\u8bf7\u6c42\u3002\u5b83\u9a8c\u8bc1\u8f93\u5165\u3002\u7136\u540e\u8c03\u7528\u6838\u5fc3\u57df\u4e2d\u7684\u65b9\u6cd5\u6765\u5904\u7406\u8d37\u6b3e\u3002\u6838\u5fc3\u57df\u8ba1\u7b97\u5230\u671f\u65e5\u3002\u63a5\u7740\u8c03\u7528\u6570\u636e\u8bbf\u95ee\u5305\u6765\u4fdd\u5b58\u4ea4\u6613\u3002\u6570\u636e\u6d41\u662f\u5355\u5411\u7684\uff1a\u8bbf\u95ee\u5c42 \u2192 \u6838\u5fc3\u57df \u2192 \u6570\u636e\u8bbf\u95ee\u3002<\/p>\n<p>\u8fd9\u79cd\u7ed3\u6784\u786e\u4fdd\u4e86\u4e1a\u52a1\u89c4\u5219\uff08\u6838\u5fc3\u57df\uff09\u4fdd\u6301\u7eaf\u51c0\u3002\u5b83\u4eec\u4e0d\u77e5\u9053HTTP\u8bf7\u6c42\u6216\u6570\u636e\u5e93\u9a71\u52a8\u7a0b\u5e8f\u3002\u8fd9\u79cd\u5206\u79bb\u5bf9\u4e8e\u6d4b\u8bd5\u81f3\u5173\u91cd\u8981\u3002\u4f60\u53ef\u4ee5\u5728\u4e0d\u542f\u52a8\u6570\u636e\u5e93\u6216\u6a21\u62df\u7f51\u7edc\u8bf7\u6c42\u7684\u60c5\u51b5\u4e0b\u6d4b\u8bd5\u6838\u5fc3\u57df\u7684\u903b\u8f91\u3002<\/p>\n<h2>\ud83d\uddbc\ufe0f \u53ef\u89c6\u5316\u7ed3\u6784<\/h2>\n<p>\u5728\u521b\u5efa\u8fd9\u4e9b\u5305\u7684\u53ef\u89c6\u5316\u8868\u793a\u65f6\uff0c\u6e05\u6670\u6027\u662f\u5173\u952e\u3002\u56fe\u8868\u4e0d\u5e94\u6742\u4e71\u65e0\u7ae0\uff0c\u5e94\u80fd\u4e00\u773c\u770b\u51fa\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u4ee5\u4e0b\u662f\u6211\u4eec\u5728\u53ef\u89c6\u5316\u5143\u7d20\u4e0a\u7684\u7ed3\u6784\u65b9\u5f0f\u3002<\/p>\n<ul>\n<li><strong>\u5305\u6846\uff1a<\/strong>\u4e3a\u6bcf\u4e2a\u5305\u4f7f\u7528\u4e0d\u540c\u7684\u6846\uff0c\u5e76\u6e05\u6670\u5730\u6807\u8bb0\u6807\u7b7e\u3002<\/li>\n<li><strong>\u4f9d\u8d56\u5173\u7cfb\uff1a<\/strong>\u4f7f\u7528\u5e26\u7a7a\u5fc3\u7bad\u5934\u7684\u865a\u7ebf\u6765\u8868\u793a\u4f9d\u8d56\u5173\u7cfb\u3002<\/li>\n<li><strong>\u63a5\u53e3\uff1a<\/strong>\u4f7f\u7528\u68d2\u68d2\u7cd6\u7b26\u53f7\u6216\u7279\u5b9a\u56fe\u6807\u6765\u8868\u793a\u5bfc\u51fa\u7684\u63a5\u53e3\u3002<\/li>\n<li><strong>\u5206\u7ec4\uff1a<\/strong>\u5982\u679c\u6709\u5b50\u5305\uff0c\u5e94\u901a\u8fc7\u89c6\u89c9\u5d4c\u5957\u6765\u663e\u793a\u5c42\u7ea7\u5173\u7cfb\u3002<\/li>\n<\/ul>\n<p>\u8003\u8651\u4ee5\u4e0b\u4e24\u8005\u4e4b\u95f4\u7684\u5173\u7cfb\uff1a<code>\u62a5\u544a<\/code> \u5305\u548c <code>\u6838\u5fc3\u9886\u57df<\/code> \u62a5\u544a\u5305\u9700\u8981\u6570\u636e\u6765\u751f\u6210\u7edf\u8ba1\u4fe1\u606f\u3002\u5b83\u5e94\u8be5\u4f9d\u8d56\u4e8e\u6838\u5fc3\u9886\u57df\u3002\u7136\u800c\uff0c\u5b83\u4e0d\u5e94\u4fee\u6539\u6570\u636e\u3002\u8fd9\u662f\u4e00\u79cd\u53ea\u8bfb\u4f9d\u8d56\u3002\u5728\u56fe\u4e2d\uff0c\u8fd9\u662f\u4e00\u4e2a\u6807\u51c6\u7684\u4f9d\u8d56\u7bad\u5934\uff0c\u4f46\u5176\u8bed\u4e49\u542b\u4e49\u4e0e\u4e8b\u52a1\u6027\u4f9d\u8d56\u4e0d\u540c\u3002<\/p>\n<p>\u53e6\u4e00\u4e2a\u5173\u952e\u7684\u53ef\u89c6\u5316\u65b9\u9762\u662f\u8fb9\u754c\u3002\u5305\u4e0e\u7cfb\u7edf\u5176\u4f59\u90e8\u5206\u4e4b\u95f4\u7684\u8fb9\u754c\u81f3\u5173\u91cd\u8981\u3002<code>\u6570\u636e\u8bbf\u95ee<\/code> \u5305\u4e0e\u7cfb\u7edf\u5176\u4f59\u90e8\u5206\u4e4b\u95f4\u7684\u8fb9\u754c\u975e\u5e38\u91cd\u8981\u3002\u8fd9\u662f\u7cfb\u7edf\u4e0e\u7269\u7406\u4e16\u754c\u4ea4\u4e92\u7684\u70b9\u3002\u5728\u56fe\u4e2d\uff0c\u8fd9\u4e2a\u8fb9\u754c\u5e94\u8be5\u660e\u663e\u533a\u5206\uff0c\u6216\u8bb8\u7528\u7279\u5b9a\u989c\u8272\u6216\u8fb9\u6846\u6837\u5f0f\u6807\u8bb0\uff0c\u4ee5\u63d0\u9192\u5f00\u53d1\u4eba\u5458\u6b64\u5904\u7684\u66f4\u6539\u4f1a\u5f71\u54cd\u6027\u80fd\u548c\u6301\u4e45\u6027\u3002<\/p>\n<h2>\ud83d\udcbb \u5b9e\u73b0\u7b56\u7565<\/h2>\n<p>\u8fd9\u4e2a\u56fe\u5982\u4f55\u8f6c\u5316\u4e3a\u5b9e\u9645\u7684\u4ee3\u7801\u7ec4\u7ec7\uff1f\u5305\u56fe\u662f\u6587\u4ef6\u7cfb\u7edf\u7ed3\u6784\u7684\u84dd\u56fe\u3002\u5c3d\u7ba1\u4e0d\u540c\u7f16\u7a0b\u8bed\u8a00\u5bf9\u5305\u548c\u547d\u540d\u7a7a\u95f4\u7684\u5904\u7406\u65b9\u5f0f\u4e0d\u540c\uff0c\u4f46\u903b\u8f91\u5206\u7ec4\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n<p>\u5bf9\u4e8e\u4e00\u4e2a\u56fe\u4e66\u9986\u7cfb\u7edf\uff0c\u76ee\u5f55\u7ed3\u6784\u53ef\u80fd\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<ul>\n<li><code>\/src\/core\/domain<\/code> \u2013 \u5305\u542b <code>Book.java<\/code>, <code>Member.java<\/code><\/li>\n<li><code>\/src\/core\/service<\/code> \u2013 \u5305\u542b <code>LoanService.java<\/code><\/li>\n<li><code>\/src\/infrastructure\/access<\/code> \u2013 \u5305\u542b <code>ApiGateway.java<\/code><\/li>\n<li><code>\/src\/infrastructure\/data<\/code> \u2013 \u5305\u542b <code>BookRepository.java<\/code><\/li>\n<li><code>\/src\/infrastructure\/util<\/code> \u2013 \u5305\u542b <code>DateUtils.java<\/code><\/li>\n<\/ul>\n<p>\u6ce8\u610f\u8fd9\u79cd\u6620\u5c04\u3002\u76ee\u5f55\u7ed3\u6784\u4e2d\u7684 <code>core<\/code> \u5305\u4e0e <code>\u6838\u5fc3\u9886\u57df<\/code> \u56fe\u4e2d\u7684\u5305\u3002\u8be5 <code>\u57fa\u7840\u8bbe\u65bd<\/code> \u6587\u4ef6\u5939\u5305\u542b\u6280\u672f\u7ec6\u8282\u3002\u56fe\u8868\u4e0e\u6587\u4ef6\u7cfb\u7edf\u4e4b\u95f4\u7684\u5bf9\u9f50\u81f3\u5173\u91cd\u8981\u3002\u8fd9\u786e\u4fdd\u4e86\u5f00\u53d1\u4eba\u5458\u4e0d\u4f1a\u610f\u5916\u521b\u5efa\u8fdd\u53cd\u67b6\u6784\u89c4\u5219\u7684\u4f9d\u8d56\u5173\u7cfb\u3002\u5982\u679c\u5f00\u53d1\u4eba\u5458\u8bd5\u56fe\u4ece <code>\u57fa\u7840\u8bbe\u65bd<\/code> \u5bfc\u5165\u5230 <code>\u6838\u5fc3<\/code>\uff0c\u6784\u5efa\u7cfb\u7edf\u6216\u4ee3\u7801\u5206\u6790\u5de5\u5177\u5e94\u5c06\u5176\u6807\u8bb0\u51fa\u6765\u3002<\/p>\n<h2>\u2699\ufe0f \u5904\u7406\u6a2a\u5207\u5173\u6ce8\u70b9<\/h2>\n<p>\u5e76\u975e\u6240\u6709\u5173\u6ce8\u70b9\u90fd\u80fd\u5f88\u597d\u5730\u5f52\u5165\u5355\u4e00\u5305\u4e2d\u3002\u6709\u4e9b\u5173\u6ce8\u70b9\u8d2f\u7a7f\u6574\u4e2a\u7cfb\u7edf\uff0c\u8fd9\u4e9b\u88ab\u79f0\u4e3a\u6a2a\u5207\u5173\u6ce8\u70b9\u3002\u4f8b\u5982\u5305\u62ec\u65e5\u5fd7\u8bb0\u5f55\u3001\u5b89\u5168\u6027\u548c\u4e8b\u52a1\u7ba1\u7406\u3002<\/p>\n<p>\u5728\u5305\u56fe\u4e2d\uff0c\u8fd9\u4e9b\u901a\u5e38\u88ab\u8868\u793a\u4e3a\u72ec\u7acb\u7684\u5305\uff0c\u6216\u4f5c\u4e3a\u73b0\u6709\u5305\u7684\u6784\u9020\u578b\u5305\u542b\u3002\u4f8b\u5982\uff0c<code>\u5b89\u5168<\/code> \u5173\u6ce8\u70b9\u53ef\u80fd\u9002\u7528\u4e8e <code>\u8bbf\u95ee\u5c42<\/code> \u548c <code>\u6838\u5fc3\u9886\u57df<\/code> \u540c\u6837\u9002\u7528\u3002\u5982\u679c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a <code>\u5b89\u5168<\/code> \u5305\uff0c\u5b83\u63d0\u4f9b\u63a5\u53e3\uff0c\u5176\u4ed6\u5305\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u63a5\u53e3\u6765\u9a8c\u8bc1\u6743\u9650\u3002<\/p>\n<p>\u7136\u800c\uff0c\u5fc5\u987b\u5c0f\u5fc3\u3002\u5982\u679c <code>\u5b89\u5168<\/code> 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