{"id":2376,"date":"2021-03-31T14:03:14","date_gmt":"2021-03-31T06:03:14","guid":{"rendered":"\/?p=2376"},"modified":"2021-03-31T14:03:14","modified_gmt":"2021-03-31T06:03:14","slug":"2-%e5%a6%82%e4%bd%95%e5%88%a4%e6%96%ad%e4%bb%a3%e7%a0%81%e7%9a%84%e8%b4%a8%e9%87%8f%e6%98%af%e5%90%a6%e5%a5%bd%e5%9d%8f","status":"publish","type":"post","link":"http:\/\/xinblog.ltd\/?p=2376","title":{"rendered":"2.\u5982\u4f55\u5224\u65ad\u4ee3\u7801\u7684\u8d28\u91cf\u662f\u5426\u597d\u574f"},"content":{"rendered":"<p>\u5982\u4f55\u53bb\u8bc4\u4ef7\u4e00\u4e2a\u4ee3\u7801\u5199\u7684\u662f\u5426\u597d\u574f,\u8fd9\u5f80\u5f80\u662f\u6309\u7167\u8bc4\u4ef7\u8005\u7684\u4e3b\u89c2\u601d\u60f3\u53bb\u8bc4\u4ef7\u7684,\u90a3\u4e48\u4ec0\u4e48\u662f\u5177\u4f53\u7684\u597d\u4ee3\u7801,\u4ec0\u4e48\u53c8\u662f\u574f\u4ee3\u7801\u5462?<\/p>\n<p>\u90a3\u4e48\u53ef\u4ee5\u5bf9\u4e00\u4efd\u4ee3\u7801,\u6309\u7167\u5982\u4e0b\u7684\u63cf\u8ff0\u65b9\u5f0f\u53bb\u8bc4\u4ef7<\/p>\n<p>\u7075\u6d3b\u6027\uff08flexibility\uff09\u3001\u53ef\u6269\u5c55\u6027\uff08extensibility\uff09\u3001\u53ef\u7ef4\u62a4\u6027\uff08maintainability\uff09\u3001\u53ef\u8bfb\u6027\uff08readability\uff09\u3001\u53ef\u7406\u89e3\u6027\uff08understandability\uff09\u3001\u6613\u4fee\u6539\u6027\uff08changeability\uff09\u3001\u53ef\u590d\u7528\uff08reusability\uff09\u3001\u53ef\u6d4b\u8bd5\u6027\uff08testability\uff09\u3001\u6a21\u5757\u5316\uff08modularity\uff09\u3001\u9ad8\u5185\u805a\u4f4e\u8026\u5408\uff08high cohesion loose coupling\uff09\u3001\u9ad8\u6548\uff08high effciency\uff09\u3001\u9ad8\u6027\u80fd\uff08high performance\uff09\u3001\u5b89\u5168\u6027\uff08security\uff09\u3001\u517c\u5bb9\u6027\uff08compatibility\uff09\u3001\u6613\u7528\u6027\uff08usability\uff09\u3001\u6574\u6d01\uff08clean\uff09\u3001\u6e05\u6670\uff08clarity\uff09\u3001\u7b80\u5355\uff08simple\uff09\u3001\u76f4\u63a5\uff08straightforward\uff09\u3001\u5c11\u5373\u662f\u591a\uff08less code is more\uff09\u3001\u6587\u6863\u8be6\u5c3d\uff08well-documented\uff09\u3001\u5206\u5c42\u6e05\u6670\uff08well-layered\uff09\u3001\u6b63\u786e\u6027\uff08correctness\u3001bug free\uff09\u3001\u5065\u58ee\u6027\uff08robustness\uff09\u3001\u9c81\u68d2\u6027\uff08robustness\uff09\u3001\u53ef\u7528\u6027\uff08reliability\uff09\u3001\u53ef\u4f38\u7f29\u6027\uff08scalability\uff09\u3001\u7a33\u5b9a\u6027\uff08stability\uff09\u3001\u4f18\u96c5\uff08elegant\uff09\u3001\u597d\uff08good\uff09\u3001\u574f\uff08bad\uff09\u2026\u2026<\/p>\n<p>\u8fd9\u4e9b\u8bcd\u6c47\u6240\u4ee3\u8868\u7684\u7684\u5177\u4f53\u542b\u4e49\u662f\u4ec0\u4e48,\u662f\u8fd9\u7bc7\u6587\u7ae0\u7684\u91cd\u70b9<\/p>\n<p>\u5f88\u591a\u8bc4\u4ef7\u6807\u51c6\u4e4b\u95f4,\u662f\u5177\u6709\u8026\u5408\u6027\u7684,\u8fd9\u5c31\u6bd4\u5982\u8bf4<\/p>\n<p>\u4e00\u4efd\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u597d,\u53ef\u6269\u5c55\u6027\u597d,\u5c31\u4ee5\u4e3a\u8fd9\u53ef\u7ef4\u62a4\u6027\u597d,\u800c\u4e14\u5404\u4e2a\u8bc4\u4ef7\u6807\u51c6\u5e76\u4e0d\u662f\u975e\u9ed1\u5373\u767d\u7684,\u4e5f\u5c31\u662f\u8bf4,\u8fd9\u662f\u6709\u4e00\u4e2a\u9650\u5ea6\u6765\u51b3\u5b9a<\/p>\n<p>\u5e38\u89c1\u7684\u8bc4\u4ef7\u6807\u51c6\u6709:<\/p>\n<p>1.\u53ef\u7ef4\u62a4\u6027<\/p>\n<p>\u4ec0\u4e48\u662f\u53ef\u7ef4\u62a4\u6027,\u843d\u5b9e\u5230\u7f16\u7801\u5f00\u53d1,\u65e0\u5916\u4e4e\u5c31\u662f\u4fee\u6539bug,\u4fee\u6539\u8001\u7684\u4ee3\u7801,\u6dfb\u52a0\u65b0\u7684\u4ee3\u7801\u4e4b\u7c7b\u7684\u5de5\u4f5c,\u6240\u8c13\u4ee3\u7801\u6613\u7ef4\u62a4,\u5c31\u662f\u4e0d\u7834\u574f\u539f\u6709\u7684\u4ee3\u7801\u57fa\u7840\u4e0a,\u6dfb\u52a0\u65b0\u7684\u4ee3\u7801\u4e4b\u7c7b\u7684,\u6240\u8c13\u4e0d\u6613\u7ef4\u62a4,\u5c31\u662f\u4e0d\u5bb9\u6613\u53bb\u6dfb\u52a0\u4ee3\u7801,\u6216\u8005\u5192\u7740\u5f88\u5927\u7684\u98ce\u9669\u53bb\u5f15\u5165\u65b0\u4ee3\u7801,\u800c\u4e14\u4ee3\u7801\u7684\u6613\u7ef4\u62a4,\u8fd8\u7531\u7740\u5176\u4ed6\u56e0\u7d20\u6765\u51b3\u5b9a\u7684,\u6bd4\u5982\u4e00\u4e2a\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u597d,\u90a3\u4e48\u4e5f\u53ef\u4ee5\u8bf4\u6613\u7ef4\u62a4,\u4e00\u4efd\u4ee3\u7801\u5982\u679c\u5206\u5c42\u6e05\u6670,\u6a21\u5757\u5316\u9ad8,\u9ad8\u5185\u805a\u4f4e\u8026\u5408,\u9075\u4ece\u57fa\u672c\u63a5\u53e3\u800c\u975e\u5b9e\u73b0\u7f16\u7a0b\u7684\u8bbe\u8ba1\u539f\u5219<\/p>\n<p>\u4ece\u4fa7\u9762\u6765\u8bf4,\u5982\u679c\u4e00\u4e2a\u63a5\u53e3\u6dfb\u52a0\u529f\u80fd\u8f7b\u677e\u5b8c\u6210,\u90a3\u4e48\u5c31\u53ef\u4ee5\u8bf4\u662f\u6613\u7ef4\u62a4\u7684,\u53cd\u4e4b,\u6dfb\u52a0\u56f0\u96be,\u5c31\u662f\u4e0d\u6613\u7ef4\u62a4\u7684<\/p>\n<p>2.\u53ef\u8bfb\u6027<\/p>\n<p>\u4e00\u53e5\u8bdd \u201cAny fool can write code that a computer can understand. Good programmers write code that humans can understand.<\/p>\n<p>\u4efb\u4f55\u4eba\u90fd\u80fd\u5199\u51fa\u673a\u5668\u8bc6\u522b\u7684\u4ee3\u7801,\u4f46\u662f\u597d\u7a0b\u5e8f\u5458\u80fd\u5199\u51fa\u522b\u4eba\u80fd\u61c2\u7684\u4ee3\u7801<\/p>\n<p>\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u662f\u8bc4\u4ef7\u4ee3\u7801\u8d28\u91cf\u7684\u91cd\u8981\u6807\u51c6\u4e4b\u4e00,\u5728\u7f16\u5199\u4ee3\u7801\u7684\u65f6\u5019,\u662f\u5426\u5bb9\u6613\u7406\u89e3,\u662f\u5bb9\u6613\u7ef4\u62a4\u7684\u6807\u51c6\u4e4b\u4e00,\u90a3\u4e48\u8fd9\u4e2a\u6807\u51c6\u53ef\u4ee5\u53d6\u51b3\u4e8e\u4ee3\u7801\u7684\u547d\u540d\u662f\u5426\u89c4\u8303,\u7b26\u5408\u7f16\u7801\u89c4\u8303,\u6ce8\u91ca\u662f\u5426\u8be6\u89e3,\u51fd\u6570\u957f\u5ea6\u662f\u5426\u5408\u9002,\u662f\u5426\u6e05\u6670\u5212\u5206\u4ee3\u7801\u5757<\/p>\n<p>3.\u53ef\u6269\u5c55\u6027<\/p>\n<p>\u53ef\u6269\u5c55\u6027,\u662f\u4e00\u4efd\u4ee3\u7801\u662f\u5426\u826f\u597d\u7684\u91cd\u8981\u6807\u51c6,\u5e94\u5bf9\u4e86\u672a\u6765\u9700\u6c42\u53d8\u5316\u7684\u80fd\u529b,\u548c\u53ef\u8bfb\u6027\u4e00\u6837,\u662f\u5426\u5bb9\u6613\u6269\u5c55\u51b3\u5b9a\u662f\u5426\u5bb9\u6613\u7ef4\u62a4,\u4e5f\u5c31\u662f\u5728\u4e0d\u4fee\u6539\u6216\u8005\u5c11\u91cf\u4fee\u6539\u539f\u6709\u4ee3\u7801\u7684\u60c5\u51b5\u4e0b,\u901a\u8fc7\u6269\u5c55\u6765\u6dfb\u52a0\u65b0\u7684\u529f\u80fd\u4ee3\u7801,\u5982\u679c\u4e00\u4efd\u4ee3\u7801\u5df2\u7ecf\u9884\u7559\u4e86\u4e00\u4e9b\u6269\u5c55\u70b9,\u90a3\u4e48\u5c31\u53ef\u4ee5\u8bf4\u662f\u5177\u6709\u826f\u597d\u6269\u5c55\u6027\u7684<\/p>\n<p>4.\u7075\u6d3b\u6027<\/p>\n<p>\u7075\u6d3b\u6027\u662f\u63cf\u8ff0\u4ee3\u7801\u6307\u4ee4\u7684\u5e38\u7528\u6307\u4ee4,\u600e\u4e48\u8bf4\u662f\u7075\u6d3b\u5462,<\/p>\n<p>\u5728\u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u529f\u80fd\u4ee3\u7801\u7684\u65f6\u5019,\u5728\u539f\u6709\u57fa\u7840\u4e0a\u5df2\u7ecf\u9884\u7559\u4e86\u5751\u4f4d,\u5c31\u662f\u5177\u6709\u7075\u6d3b\u6027\u7684<\/p>\n<p>\u5b9e\u73b0\u4e00\u4e2a\u529f\u80fd\u7684\u65f6\u5019,\u539f\u6709\u4ee3\u7801\u4e0a\u9884\u7559\u597d\u4e86\u6269\u5c55\u70b9,\u5c31\u662f\u5177\u6709\u7075\u6d3b\u6027\u7684<\/p>\n<p>\u4f7f\u7528\u67d0\u7ec4\u63a5\u53e3\u7684\u65f6\u5019,\u53ef\u4ee5\u5e94\u5bf9\u591a\u79cd\u573a\u666f,\u53ef\u4ee5\u8bf4\u662f\u5177\u6709\u826f\u597d\u7075\u6d3b\u6027\u7684<\/p>\n<p>5.\u7b80\u6d01\u6027<\/p>\n<p>Keep it Simple,Stupid,\u5c31\u662f\u5c3d\u91cf\u4fdd\u6301\u4ee3\u7801\u7b80\u5355,\u903b\u8f91\u6e05\u6670,\u6613\u8bfb\u6613\u7ef4\u62a4,\u4e00\u4e2a\u6211\u7ecf\u5e38\u72af\u7684\u95ee\u9898,\u5c31\u662f\u7ecf\u5e38\u559c\u6b22\u5728\u9879\u76ee\u4e2d\u5f15\u5165\u4e00\u4e9b\u590d\u6742\u7684\u8bbe\u8ba1\u6a21\u5f0f,\u6765\u5f70\u663e\u81ea\u5df1\u7684\u6c34\u5e73,\u5f80\u5f80\u5bfc\u81f4\u53ef\u8bfb\u6027\u5e95,\u4f7f\u7528\u6700\u7b80\u5355\u7684\u65b9\u5f0f\u6765\u89e3\u51b3\u6700\u590d\u6742\u7684\u65b9\u6cd5,\u662f\u7f16\u7a0b\u8001\u624b\u8be5\u5e72\u7684<\/p>\n<p>6.\u53ef\u590d\u7528\u6027<\/p>\n<p>\u4ee3\u7801\u7684\u53ef\u590d\u7528\u6027\u53ef\u4ee5\u7406\u89e3\u4e3a,\u5c3d\u91cf\u51cf\u5c11\u91cd\u590d\u4ee3\u7801\u7684\u7f16\u5199,\u590d\u7528\u81ea\u5df1\u5df2\u7ecf\u6709\u7684\u4ee3\u7801,\u4e5f\u5c31\u662f\u53ef\u590d\u7528\u6027,\u5728Java\u4e2d,\u7ee7\u627f,\u591a\u6001,\u5c31\u662f\u4e3a\u4e86\u63d0\u9ad8\u53ef\u590d\u7528\u6027\u800c\u51c6\u5907\u7684,\u800c\u4e14\u53ef\u590d\u7528\u6027\u548cDRY\u539f\u5219\u7d27\u5bc6\u63a5\u7ed3\u5408<\/p>\n<p>7.\u53ef\u6d4b\u8bd5\u6027<\/p>\n<p>\u53ef\u6d4b\u8bd5\u6027\u662f\u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u73af\u5883,\u4e00\u4e2a\u4ee3\u7801\u7684\u53ef\u6d4b\u8bd5\u6027\u5dee,\u6bd4\u8f83\u96be\u4ee5\u4e66\u5199\u5355\u5143\u6d4b\u8bd5,\u5c31\u8bf4\u660e\u4ee3\u7801\u672c\u8eab\u8bbe\u8ba1\u6709\u95ee\u9898,\u4ee3\u7801\u7684\u53ef\u6d4b\u8bd5\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\u73af\u5883<\/p>\n<p>\u90a3\u4e48\u5982\u4f55\u4e66\u5199\u51fa\u9ad8\u8d28\u91cf\u7684\u4ee3\u7801,\u5c31\u9700\u8981\u8f93\u51fa\u7684\u4ee3\u7801\u5c3d\u53ef\u80fd\u7684\u9ad8\u8d28\u91cf,\u7b26\u5408\u4e0a\u9762\u7684\u6807\u51c6<\/p>\n<p>\u5982\u679c\u60f3\u8981\u8f93\u51fa\u7b26\u5408\u4e0a\u9762\u6807\u51c6\u7684\u4ee3\u7801,\u5c31\u9700\u8981\u638c\u63e1\u4e00\u4e9b\u66f4\u52a0\u7ec6\u8282\u7684\u89c4\u8303,\u9762\u5411\u5bf9\u8c61\u601d\u60f3\u7b49,\u8bbe\u8ba1\u539f\u5219,\u8bbe\u8ba1\u6a21\u5f0f,\u4e3a\u4e86\u8f93\u51fa\u66f4\u52a0\u9ad8\u8d28\u91cf\u7684\u4ee3\u7801<\/p>\n<p>\u8fd8\u6709\u4ec0\u4e48\u4ee3\u7801\u8bc4\u4ef7\u6807\u51c6\u975e\u5e38\u91cd\u8981\u7684\u5462?<\/p>\n<p>\u6211\u8ba4\u4e3a,\u673a\u5668\u6027\u80fd\u5229\u7528\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u73af\u8282,\u5982\u679c\u6d6a\u8d39\u4e86\u5927\u91cf\u673a\u5668\u6027\u80fd,\u5bfc\u81f4\u7684\u6027\u80fd\u4f4e\u4e0b,\u4e5f\u662f\u4e0d\u5e94\u8be5\u51fa\u73b0\u7684<\/p>\n<p>\u4ee3\u7801\u7684\u5177\u4f53\u884c\u6570,\u4e5f\u662f\u4e00\u4e2a\u8bc4\u5224\u7684\u6807\u51c6<\/p>\n<p>\u6700\u540e<\/p>\n<p>\u4ee3\u7801\u7684\u9ec4\u8272warning\u7684\u51cf\u5c11\u51fa\u73b0,\u662f\u4e00\u4e2a\u91cd\u8981\u6807\u51c6<\/p>\n<p>\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d,\u50cf\u662f\u4f7f\u7528Idea\u6216\u8005Eclipse\u65f6\u5019,\u51cf\u5c11\u51fa\u73b0\u7684\u9ec4\u8272\u8b66\u544a,\u4e5f\u662f\u91cd\u8981\u7684\u4e00\u73af.\u5373\u4e3a,\u51cf\u5c11\u4f7f\u7528\u4e0d\u786e\u5b9a\u7684\u7c7b\u578b,\u907f\u514d\u4f7f\u7528\u8fc7\u671f\u7684\u7c7b\u6216\u8005\u65b9\u6cd5<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u53bb\u8bc4\u4ef7\u4e00\u4e2a\u4ee3\u7801\u5199\u7684\u662f\u5426\u597d\u574f 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