{"id":3631,"date":"2026-03-26T19:33:55","date_gmt":"2026-03-26T11:33:55","guid":{"rendered":"https:\/\/www.go2posts.com\/cn\/maximizing-cohesion-within-modules\/"},"modified":"2026-03-26T19:33:55","modified_gmt":"2026-03-26T11:33:55","slug":"maximizing-cohesion-within-modules","status":"publish","type":"post","link":"https:\/\/www.go2posts.com\/cn\/maximizing-cohesion-within-modules\/","title":{"rendered":"OOAD\u6307\u5357\uff1a\u6700\u5927\u5316\u6a21\u5757\u5185\u7684\u5185\u805a\u6027"},"content":{"rendered":"<p>\u5728\u8f6f\u4ef6\u67b6\u6784\u7684\u9886\u57df\u4e2d\uff0c\u5f88\u5c11\u6709\u6982\u5ff5\u80fd\u50cf<strong>\u6a21\u5757\u5185\u805a\u6027<\/strong>\u4e00\u6837\u5177\u6709\u5206\u91cf\u3002\u5728\u6784\u5efa\u590d\u6742\u7cfb\u7edf\u65f6\uff0c\u76ee\u6807\u4e0d\u4ec5\u4ec5\u662f\u7f16\u5199\u80fd\u8fd0\u884c\u7684\u4ee3\u7801\uff0c\u66f4\u8981\u521b\u5efa\u80fd\u591f\u7ecf\u53d7\u4f4f\u53d8\u5316\u3001\u4fbf\u4e8e\u7ef4\u62a4\uff0c\u5e76\u652f\u6301\u5f00\u53d1\u8005\u4e4b\u95f4\u6e05\u6670\u6c9f\u901a\u7684\u7ed3\u6784\u3002\u672c\u6307\u5357\u63a2\u8ba8\u4e86\u5982\u4f55\u6700\u5927\u5316\u6a21\u5757\u5185\u805a\u6027\u7684\u539f\u5219\uff0c\u6df1\u5165\u5256\u6790\u4e86\u5982\u4f55\u6784\u5efa\u4ee3\u7801\u5e93\u4ee5\u5b9e\u73b0\u957f\u671f\u7a33\u5b9a\u548c\u6e05\u6670\u6027\u3002<\/p>\n<div 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\u8fd9\u6bd4\u8fc7\u7a0b\u5185\u805a\u66f4\u5f3a\uff0c\u56e0\u4e3a\u6570\u636e\u6d41\u662f\u660e\u786e\u7684\u3002<\/li>\n<\/ul>\n<h3>7. \u529f\u80fd\u5185\u805a\uff08\u6700\u9ad8\uff09<\/h3>\n<p>\u6a21\u5757\u5185\u7684\u6240\u6709\u5143\u7d20\u90fd\u4e3a\u4e00\u4e2a\u5355\u4e00\u4e14\u660e\u786e\u7684\u529f\u80fd\u505a\u51fa\u8d21\u732e\u3002\u8fd9\u662f\u7406\u60f3\u72b6\u6001\u3002<\/p>\n<ul>\n<li><strong>\u793a\u4f8b\uff1a<\/strong> \u4e00\u4e2a\u4e13\u95e8\u7528\u4e8e\u6839\u636e\u672c\u91d1\u548c\u65f6\u95f4\u8ba1\u7b97\u5229\u7387\u7684\u7c7b\u3002<\/li>\n<li><strong>\u4f18\u70b9\uff1a<\/strong> \u9ad8\u5ea6\u53ef\u91cd\u7528\uff0c\u6613\u4e8e\u6d4b\u8bd5\uff0c\u4e14\u6613\u4e8e\u7406\u89e3\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udcca \u6bd4\u8f83\u5185\u805a\u7a0b\u5ea6<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u7c7b\u578b<\/th>\n<th>\u5f3a\u5ea6<\/th>\n<th>\u53ef\u9760\u6027<\/th>\n<th>\u53ef\u7ef4\u62a4\u6027<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5076\u7136\u5185\u805a<\/td>\n<td>\u4f4e<\/td>\n<td>\u4f4e<\/td>\n<td>\u5dee<\/td>\n<\/tr>\n<tr>\n<td>\u903b\u8f91\u5185\u805a<\/td>\n<td>\u4f4e<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u4e00\u822c<\/td>\n<\/tr>\n<tr>\n<td>\u65f6\u95f4\u5185\u805a<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u826f\u597d<\/td>\n<\/tr>\n<tr>\n<td>\u8fc7\u7a0b\u5185\u805a<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u4e2d\u9ad8<\/td>\n<td>\u826f\u597d<\/td>\n<\/tr>\n<tr>\n<td>\u901a\u4fe1\u6027<\/td>\n<td>\u9ad8<\/td>\n<td>\u9ad8<\/td>\n<td>\u975e\u5e38\u597d<\/td>\n<\/tr>\n<tr>\n<td>\u529f\u80fd\u6027<\/td>\n<td>\u6700\u5927<\/td>\n<td>\u6700\u5927<\/td>\n<td>\u4f18\u79c0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udee0 \u63d0\u5347\u5185\u805a\u6027\u7684\u7b56\u7565<\/h2>\n<p>\u5b9e\u73b0\u9ad8\u5185\u805a\u6027\u5e76\u975e\u4e00\u6b21\u6027\u4efb\u52a1\uff0c\u800c\u662f\u5728\u5f00\u53d1\u548c\u91cd\u6784\u8fc7\u7a0b\u4e2d\u6301\u7eed\u8fdb\u884c\u7684\u5b9e\u8df5\u3002\u51e0\u79cd\u7b56\u7565\u53ef\u4ee5\u5e2e\u52a9\u60a8\u4f7f\u6a21\u5757\u7b26\u5408\u9ad8\u5185\u805a\u6027\u539f\u5219\u3002<\/p>\n<h3>1. \u9075\u5faa\u5355\u4e00\u804c\u8d23\u539f\u5219\uff08SRP\uff09<\/h3>\n<p>SRP \u6307\u51fa\uff0c\u4e00\u4e2a\u7c7b\u5e94\u8be5\u53ea\u6709\u4e00\u4e2a\u6539\u53d8\u7684\u7406\u7531\u3002\u8fd9\u662f\u9ad8\u5185\u805a\u6027\u7684\u57fa\u77f3\u3002<\/p>\n<ul>\n<li><strong>\u884c\u52a8\uff1a<\/strong> \u5ba1\u67e5\u6bcf\u4e2a\u7c7b\u3002\u95ee\uff1a\u2018\u5982\u679c\u6211\u66f4\u6539\u8fd9\u4e2a\u9700\u6c42\uff0c\u8fd9\u4e2a\u7c7b\u662f\u5426\u9700\u8981\u6539\u53d8\uff1f\u2019<\/li>\n<li><strong>\u884c\u52a8\uff1a<\/strong> \u5982\u679c\u5bf9\u591a\u4e2a\u4e0d\u540c\u7684\u9700\u6c42\u56de\u7b54\u662f\uff0c\u5c31\u62c6\u5206\u8be5\u7c7b\u3002<\/li>\n<\/ul>\n<h3>2. \u5c01\u88c5\u5b9e\u73b0\u7ec6\u8282<\/h3>\n<p>\u9690\u85cf\u6a21\u5757\u7684\u5185\u90e8\u8fd0\u4f5c\u3002\u8fd9\u8feb\u4f7f\u6a21\u5757\u5b9a\u4e49\u4e00\u4e2a\u6e05\u6670\u7684\u63a5\u53e3\uff0c\u4ece\u800c\u81ea\u7136\u5730\u8fc7\u6ee4\u6389\u65e0\u5173\u7684\u6570\u636e\u3002<\/p>\n<ul>\n<li><strong>\u79c1\u6709\u5b57\u6bb5\uff1a<\/strong> \u4ec5\u66b4\u9732\u6a21\u5757\u529f\u80fd\u6240\u5fc5\u9700\u7684\u6570\u636e\u3002<\/li>\n<li><strong>\u516c\u5171\u65b9\u6cd5\uff1a<\/strong> \u5b9a\u4e49\u4ee3\u8868\u64cd\u4f5c\u7684\u65b9\u6cd5\uff0c\u800c\u4e0d\u662f\u6570\u636e\u8bbf\u95ee\u5668\uff08getter\/setter\uff09\uff0c\u9664\u975e\u662f\u6570\u636e\u4f20\u8f93\u5bf9\u8c61\u6240\u5fc5\u9700\u7684\u3002<\/li>\n<\/ul>\n<h3>3. \u9650\u5236\u5b9e\u4f8b\u53d8\u91cf\u7684\u6570\u91cf<\/h3>\n<p>\u6bcf\u4e2a\u5b9e\u4f8b\u53d8\u91cf\u90fd\u5e94\u4e0e\u6a21\u5757\u7684\u4e3b\u8981\u804c\u8d23\u5bc6\u5207\u76f8\u5173\u3002\u5982\u679c\u4e00\u4e2a\u53d8\u91cf\u4ec5\u88ab\u4e00\u4e2a\u65b9\u6cd5\u4f7f\u7528\uff0c\u53ef\u80fd\u8868\u660e\u8be5\u903b\u8f91\u5e94\u5c5e\u4e8e\u5176\u4ed6\u5730\u65b9\uff0c\u6216\u8be5\u53d8\u91cf\u662f\u591a\u4f59\u7684\u3002<\/p>\n<h3>4. \u91cd\u6784\u5de5\u5177\u7c7b<\/h3>\n<p>\u5de5\u5177\u7c7b\u4ee5\u903b\u8f91\u5185\u805a\u6027\u548c\u5076\u7136\u5185\u805a\u6027\u8457\u79f0\u3002\u907f\u514d\u5c06\u65e0\u5173\u7684\u8f85\u52a9\u51fd\u6570\u5806\u53e0\u5230\u4e00\u4e2a\u5355\u4e00\u7684\u9759\u6001\u5bb9\u5668\u4e2d\u3002<\/p>\n<ul>\n<li><strong>\u6309\u9886\u57df\u5206\u7ec4\uff1a<\/strong> \u4e0e\u5176\u4f7f\u7528\u4e00\u4e2a <code>MathUtils<\/code>\uff0c\u4e0d\u5982\u4f7f\u7528 <code>GeometryMath<\/code> \u548c <code>StatisticsMath<\/code>.<\/li>\n<li><strong>\u79fb\u52a8\u5230\u5b9e\u4f53\u4e2d\uff1a<\/strong> \u5982\u679c\u4e00\u4e2a\u51fd\u6570\u9488\u5bf9\u7279\u5b9a\u5b9e\u4f53\u8fdb\u884c\u64cd\u4f5c\uff0c\u5c31\u5c06\u5176\u79fb\u52a8\u5230\u8be5\u5b9e\u4f53\u4e2d\u4f5c\u4e3a\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<h3>5. \u4f7f\u7528\u4f9d\u8d56\u6ce8\u5165<\/h3>\n<p>\u6ce8\u5165\u4f9d\u8d56\u9879\u4f7f\u5f97\u6a21\u5757\u53ef\u4ee5\u5728\u4e0d\u5185\u90e8\u521b\u5efa\u5bf9\u8c61\u7684\u60c5\u51b5\u4e0b\u63a5\u6536\u6240\u9700\u5bf9\u8c61\u3002\u8fd9\u4f7f\u6a21\u5757\u4e0e\u5177\u4f53\u5b9e\u73b0\u89e3\u8026\u3002<\/p>\n<ul>\n<li><strong> \u4f18\u70b9\uff1a<\/strong> \u6a21\u5757\u53ef\u4ee5\u4e13\u6ce8\u4e8e\u5176\u903b\u8f91\uff0c\u800c\u4e0d\u662f\u8d44\u6e90\u5b9a\u4f4d\u3002<\/li>\n<li><strong> \u4f18\u70b9\uff1a<\/strong> \u5728\u6d4b\u8bd5\u671f\u95f4\uff0c\u66f4\u5bb9\u6613\u66ff\u6362\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<h2>\ud83e\uddea \u5bf9\u6d4b\u8bd5\u7684\u5f71\u54cd<\/h2>\n<p>\u9ad8\u5185\u805a\u6027\u5bf9\u8f6f\u4ef6\u6d4b\u8bd5\u65b9\u5f0f\u6709\u6df1\u8fdc\u5f71\u54cd\u3002\u5185\u805a\u6027\u9ad8\u7684\u6a21\u5757\u672c\u8d28\u4e0a\u66f4\u5bb9\u6613\u9a8c\u8bc1\u3002<\/p>\n<ul>\n<li><strong>\u9694\u79bb\u6027\uff1a<\/strong> \u4f60\u53ef\u4ee5\u72ec\u7acb\u6d4b\u8bd5\u4e00\u4e2a\u5185\u805a\u7684\u6a21\u5757\uff0c\u800c\u65e0\u9700\u6a21\u62df\u590d\u6742\u7684\u5916\u90e8\u7cfb\u7edf\u3002<\/li>\n<li><strong>\u6e05\u6670\u6027\uff1a<\/strong> \u6d4b\u8bd5\u7528\u4f8b\u80fd\u6e05\u6670\u5730\u5bf9\u5e94\u6a21\u5757\u7684\u7279\u5b9a\u884c\u4e3a\u3002<\/li>\n<li><strong>\u7a33\u5b9a\u6027\uff1a<\/strong> \u5f53\u7cfb\u7edf\u4e2d\u6dfb\u52a0\u65e0\u5173\u529f\u80fd\u65f6\uff0c\u6d4b\u8bd5\u66f4\u4e0d\u5bb9\u6613\u5931\u6548\u3002<\/li>\n<\/ul>\n<p>\u5f53\u4e00\u4e2a\u6a21\u5757\u5177\u6709\u9ad8\u5ea6\u5185\u805a\u6027\u65f6\uff0c\u6d4b\u8bd5\u5931\u8d25\u4f1a\u76f4\u63a5\u6307\u5411\u8be5\u6a21\u5757\u4e2d\u7684\u7f3a\u9677\u3002\u5728\u4f4e\u5185\u805a\u7cfb\u7edf\u4e2d\uff0c\u6d4b\u8bd5\u5931\u8d25\u53ef\u80fd\u4f1a\u63a9\u76d6\u6839\u672c\u539f\u56e0\uff0c\u56e0\u4e3a\u8be5\u6a21\u5757\u4e0e\u5176\u4ed6\u8bb8\u591a\u5173\u6ce8\u70b9\u7ea0\u7f20\u5728\u4e00\u8d77\u3002<\/p>\n<h2>\ud83d\udea7 \u5e38\u89c1\u9677\u9631\u9700\u907f\u514d<\/h2>\n<p>\u5373\u4f7f\u521d\u8877\u826f\u597d\uff0c\u8bbe\u8ba1\u4e5f\u53ef\u80fd\u4f1a\u968f\u7740\u65f6\u95f4\u63a8\u79fb\u8d8b\u5411\u4f4e\u5185\u805a\u3002\u52a1\u5fc5\u8b66\u60d5\u8fd9\u4e9b\u5e38\u89c1\u6a21\u5f0f\u3002<\/p>\n<h3>\u4e0a\u5e1d\u5bf9\u8c61<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u77e5\u9053\u592a\u591a\u6216\u505a\u592a\u591a\u7684\u4e8b\u60c5\u7684\u7c7b\u3002\u5b83\u901a\u5e38\u4f1a\u8d1f\u8d23\u7ba1\u7406\u6765\u81ea\u591a\u4e2a\u5b50\u7cfb\u7edf\u7684\u6570\u636e\u3002<\/p>\n<ul>\n<li><strong>\u5f81\u5146\uff1a<\/strong> \u8be5\u7c7b\u62e5\u6709\u6570\u767e\u4e2a\u65b9\u6cd5\u548c\u6570\u5343\u884c\u4ee3\u7801\u3002<\/li>\n<li><strong>\u4fee\u590d\uff1a<\/strong>\u5c06\u5176\u5206\u89e3\u4e3a\u66f4\u5c0f\u3001\u66f4\u4e13\u4e1a\u7684\u7c7b\u3002<\/li>\n<\/ul>\n<h3>\u8fc7\u5ea6\u62bd\u8c61<\/h3>\n<p>\u521b\u5efa\u8fc7\u4e8e\u901a\u7528\u7684\u63a5\u53e3\u6216\u57fa\u7c7b\u4f1a\u5bfc\u81f4\u6df7\u6dc6\u3002\u5982\u679c\u4e00\u4e2a\u7c7b\u5b9e\u73b0\u4e86\u67d0\u4e2a\u63a5\u53e3\uff0c\u800c\u8be5\u63a5\u53e3\u5f3a\u5236\u5b83\u5305\u542b\u4e00\u4e9b\u5b83\u5e76\u4e0d\u4f7f\u7528\u7684\u65b9\u6cd5\uff0c\u90a3\u4e48\u5185\u805a\u6027\u5c31\u4f1a\u4e0b\u964d\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u590d\uff1a<\/strong>\u786e\u4fdd\u63a5\u53e3\u662f\u9488\u5bf9\u5ba2\u6237\u7aef\u9700\u6c42\u800c\u8bbe\u8ba1\u7684\uff08\u63a5\u53e3\u9694\u79bb\u539f\u5219\uff09\u3002<\/li>\n<\/ul>\n<h3>\u5168\u5c40\u72b6\u6001<\/h3>\n<p>\u4f7f\u7528\u5168\u5c40\u53d8\u91cf\u6216\u9759\u6001\u72b6\u6001\u5728\u6a21\u5757\u4e4b\u95f4\u5171\u4eab\u6570\u636e\u4f1a\u521b\u5efa\u9690\u85cf\u7684\u4f9d\u8d56\u5173\u7cfb\u3002<\/p>\n<ul>\n<li><strong>\u4fee\u590d\uff1a<\/strong>\u901a\u8fc7\u65b9\u6cd5\u53c2\u6570\u6216\u6784\u9020\u51fd\u6570\u6ce8\u5165\u663e\u5f0f\u4f20\u9012\u72b6\u6001\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udd0d \u8861\u91cf\u5185\u805a\u6027<\/h2>\n<p>\u867d\u7136\u5185\u805a\u6027\u6709\u6b63\u5f0f\u7684\u5ea6\u91cf\u6807\u51c6\uff0c\u4f46\u5b9e\u8df5\u7ecf\u9a8c\u5f80\u5f80\u6bd4\u5355\u7eaf\u7684\u6570\u636e\u66f4\u80fd\u6307\u5bfc\u8bbe\u8ba1\u3002\u7136\u800c\uff0c\u7406\u89e3\u8fd9\u4e9b\u5ea6\u91cf\u6807\u51c6\u6709\u52a9\u4e8e\u8fdb\u884c\u57fa\u51c6\u6d4b\u8bd5\u3002<\/p>\n<ul>\n<li><strong>LCOM\uff08\u65b9\u6cd5\u5185\u805a\u6027\u7f3a\u5931\uff09\uff1a<\/strong> \u8861\u91cf\u6709\u591a\u5c11\u65b9\u6cd5\u5f7c\u6b64\u5171\u4eab\u6570\u636e\u3002\u8f83\u9ad8\u7684LCOM\u503c\u8868\u660e\u5185\u805a\u6027\u8f83\u4f4e\u3002<\/li>\n<li><strong>McCabe\u590d\u6742\u5ea6\uff1a<\/strong> 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