\u6211\u8ba4\u4e3a\u6700\u8fd1\u5982\u679c\u8981\u4f7f\u7528Java\u8fdb\u884c\u5f00\u53d1\uff0c\u5e38\u5e38\u4f1a\u4f7f\u7528\u50cfSpringBoot\u8fd9\u6837\u7684\u6846\u67b6\u6765\u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\u3002
\nSpringBoot\u771f\u7684\u505a\u5f97\u975e\u5e38\u597d\u3002\u5b83\u63d0\u4f9b\u4e86\u5f88\u591a\u4f18\u79c0\u7684\u673a\u5236\uff0c\u5982\u4f9d\u8d56\u6ce8\u5165\u3001\u81ea\u52a8\u914d\u7f6e\u7b49\uff0c\u53ef\u4ee5\u51cf\u5c11\u4ee3\u7801\u7684\u7f16\u5199\u91cf\u3002<\/p>\n
\u719f\u6089Java\u7684\u7a0b\u5e8f\u5458\u901a\u5e38\u4f1a\u4f5c\u4e3a\u67b6\u6784\u5e08\u6765\u8bbe\u8ba1\u548c\u5b9e\u73b0\u6846\u67b6\u3002\u4f7f\u7528\u8bf8\u5982\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\u7b49\uff0c\u6784\u5efa\u6613\u4e8e\u6279\u91cf\u751f\u4ea7\u7684\u67b6\u6784\u3002\u7136\u540e\u5c06\u63a5\u53e3\u4ea4\u7ed9\u8d1f\u8d23\u5b9e\u73b0\u5404\u529f\u80fd\u7684\u7a0b\u5e8f\u5458\uff0c\u901a\u8fc7\u9075\u5faa\u6846\u67b6\u6765\u521b\u5efa\u754c\u9762\u548c\u4e1a\u52a1\u5904\u7406\u3002<\/p>\n
\u7136\u800c\uff0c\u4e1a\u52a1\u5904\u7406\u662f\u5f53\u7136\u5fc5\u8981\u7684\u3002\u5728\u5927\u5bb6\u7684\u5de5\u4f5c\u73b0\u573a\u4e2d\uff0c\u5173\u4e8e\u5982\u6b64\u5927\u91cf\u4e14\u5e76\u884c\u7f16\u5199\u7684\u4ee3\u7801\u7684\u8d28\u91cf\u662f\u600e\u6837\u7684\u5462\uff1f
\n\u6211\u5468\u56f4\u4e5f\u5b58\u5728\u8fd9\u65b9\u9762\u7684\u95ee\u9898\uff0c\u6211\u8ba4\u4e3a\u5728\u5f00\u53d1\u5de5\u4f5c\u4e2d\u9700\u8981\u6709\u6b63\u786e\u610f\u8bc6\u7684\u5de5\u7a0b\u5e08\uff0c\u56e0\u6b64\u6211\u4eec\u5f00\u59cb\u4e3a\u516c\u53f8\u5185\u90e8\u8fdb\u884cJava\u6559\u80b2\u3002\u672c\u6587\u603b\u7ed3\u4e86\u6211\u5728\u8fd9\u4e2a\u6559\u80b2\u8fc7\u7a0b\u4e2d\u901a\u8fc7\u4ee3\u7801\u5ba1\u67e5\u53d1\u73b0\u7684\u201c\u539f\u6765\u662f\u4e0d\u7406\u89e3\u8fd9\u4e2a\u554a\u201d\u7684\u95ee\u9898\u3002\u5e0c\u671b\u901a\u8fc7\u6559\u80b2\u548c\u5ba1\u67e5\uff0c\u8ba9\u7ba1\u7406\u8005\u4eec\u5728\u53d1\u73b0\u9519\u8bef\u65f6\u4e0d\u518d\u5e38\u89c1\u7684\u62b1\u6028\u201c\u4e3a\u4ec0\u4e48\u5199\u8fd9\u4e48\u70c2\u7684\u4ee3\u7801\uff1f\u201d\u800c\u662f\u610f\u8bc6\u5230\u6559\u80b2\u548c\u5ba1\u67e5\u7684\u91cd\u8981\u6027\u3002\u4e5f\u8bb8\uff0c\u8fd9\u6837\u7684\u5de5\u4f5c\u73af\u5883\u4e2d\u6ca1\u6709Effective Java\/Readable Code\u7b49\u4e66\u7c4d\uff0c\u662f\u5426\u88ab\u5c18\u5c01\u8d77\u6765\u4e86\u5462\uff1f\u6559\u80b2\u975e\u5e38\u91cd\u8981\u3002<\/p>\n
<\/p>\n
\u6bcf\u5468\u6211\u4eec\u4f1a\u6709\u4e24\u5c0f\u65f6\u7684\u8bb2\u4e49\uff0c\u5e76\u4e14\u4f1a\u5e03\u7f6e\u7ec3\u4e60\u9898\uff0c\u901a\u8fc7Pull Request\u6536\u5230\u540e\uff0c\u6211\u4f1a\u8fdb\u884c\u5ba1\u67e5\u5e76\u8fd4\u56de\u610f\u89c1\u3002\u5728\u8bfe\u7a0b\u671f\u95f4\uff0c\u6211\u4eec\u4f1a\u901a\u8fc7Slack\u8fdb\u884c\u8ddf\u8fdb\u3002\u6559\u6750\u6211\u8d2d\u4e70\u4e86Kasareal\u8001\u5e08\u7684\u6559\u6750\u8fdb\u884c\u5b9e\u65bd\u3002\u867d\u7136\u6bd4\u4e00\u822c\u7684\u4e66\u7c4d\u8981\u8d35\u4e00\u4e9b\uff0c\u4f46\u662f\u6559\u7a0b\u7684\u987a\u5e8f\u5f88\u597d\uff0c\u5f88\u5bb9\u6613\u7406\u89e3\u3002\u5982\u679c\u4e00\u76f4\u5904\u4e8e\u53ef\u4ee5\u8fdb\u884c\u7ed3\u5bf9\u7f16\u7a0b\u7b49\u73af\u5883\u7684\u8bdd\uff0c\u53ef\u80fd\u5c31\u4e0d\u9700\u8981\u6559\u6750\u4e86\u3002\u4e0d\u8fc7\uff0c\u6211\u5bf9\u4e8e\u8fd9\u6b21\u5185\u90e8\u6559\u80b2\u975e\u5e38\u6ee1\u610f\uff0c\u89c9\u5f97\u5f88\u987a\u5229\u3002<\/p>\n
<\/p>\n
<\/p>\n
\u4ee5\u4e0b\u662f\u6211\u5728Pull Request\u4e2d\u770b\u5230\u7684\u4e00\u4e9b\u4f60\u5e94\u8be5\u77e5\u9053\u7684\u5185\u5bb9\u7684\u603b\u7ed3\u3002\u6392\u540d\u662f\u6839\u636e\u6211\u7684\u611f\u89c9\u3002
\n\u5982\u679c\u4f60\u5bf9\u67d0\u4e9b\u5185\u5bb9\u8bf4”\u8fd9\u4e2a\u80af\u5b9a\u77e5\u9053\u5566”\uff0c\u8bf7\u4e00\u5b9a\u8981\u95ee\u95ee\u4f60\u5468\u56f4\u7684\u65b0\u624b\u3002\u4f60\u5468\u56f4\u53ef\u80fd\u4e5f\u6709\u5f88\u591a\u4eba\u4e0d\u77e5\u9053\u8fd9\u4e9b\u3002\u4e0d\u5b66\u7684\u4e1c\u897f\u5c31\u4e0d\u4f1a\u77e5\u9053\u3002<\/p>\n
\u5f88\u591a\u4eba\u4e0d\u77e5\u9053\u8fd9\u4e2a\u65b9\u6cd5\u7684\u4f5c\u7528\uff0c\u8ba9\u6211\u611f\u5230\u60ca\u8bb6\u3002
\n\u4f60\u6709\u6ca1\u6709\u89c1\u8fc7\u5199\u7740object.getXXX() + object.getYYY()\u7684\u4ee3\u7801\uff0c\u5c3d\u7ba1toString()\u65b9\u6cd5\u5df2\u7ecf\u5728\u5bf9\u8c61\u4e2d\u5b9e\u73b0\u4e86\uff1f<\/p>\n
\u8bf7\u95ee\u60a8\u7684\u5468\u56f4\u7684\u5e74\u8f7b\u4eba\u4e5f\u6709\u6ca1\u6709\u9047\u5230\u4e0d\u4e86\u89e3toString()\u65b9\u6cd5\u542b\u4e49\u7684\u60c5\u51b5\uff1f<\/p>\n
ArrayList<\/span><<\/span>String<\/span>><\/span> list<\/span> =<\/span> new<\/span> ArrayList<\/span><>();<\/span>\r\n<\/code><\/pre>\n\u5f53\u7136\uff0c\u5de6\u4fa7\u5e94\u8be5\u662fList\u3002\u4f46\u662f\uff0c\u5982\u679c\u6ca1\u6709\u8003\u8651\u63a5\u53e3\u548c\u591a\u6001\u7b49\u6982\u5ff5\uff0c\u5de6\u4fa7\u4f1a\u88ab\u58f0\u660e\u4e3a\u4e0e\u53f3\u4fa7\u76f8\u540c\u7684\u7c7b\u578b\u3002
\n\u5bf9\u4e8e\u5904\u4e8e\u8fd9\u79cd\u72b6\u6001\u7684\u4eba\u6765\u8bf4\uff0c\u5373\u4f7f\u8bf4OCP\u4e4b\u7c7b\u7684\u4e1c\u897f\uff0c\u4e5f\u4f1a\u53d8\u5f97\u4e00\u5934\u96fe\u6c34\uff0c\u6240\u4ee5\u9700\u8981\u6309\u7167\u7ee7\u627f->\u63a5\u53e3->\u96c6\u5408->\u591a\u6001\u7684\u987a\u5e8f\u9010\u6b65\u89e3\u91ca\u3002
\n\u4ec5\u51ed\u8fd9\u4e00\u70b9\uff0c\u5c31\u80fd\u6b63\u786e\u601d\u8003\u5e76\u5b9a\u4e49\u5de6\u4fa7\u3002<\/p>\n
\u5c06\u9879\u76ee3\u8f6c\u6362\u4e3a\u8bf4\u5531\u6b4c\u624b<\/h2>\nLong<\/span>.<\/span>valueOf<\/span>(<\/span>Files<\/span>.<\/span>size<\/span>(<\/span>pathA<\/span>)).<\/span>equals<\/span>(<\/span>Long<\/span>.<\/span>valueOf<\/span>(<\/span>Files<\/span>.<\/span>size<\/span>(<\/span>pathB<\/span>)));<\/span>\r\n<\/code><\/pre>\n\u4f60\u53ef\u80fd\u662f\u4ece\u67d0\u4e2a\u5730\u65b9\u590d\u5236\u8fc7\u6765\u7684\u3002\u6216\u8005\uff0c\u5c06\u5176\u8f6c\u5316\u6210\u9976\u820c\u6b4c\u624b\u53ef\u80fd\u4f1a\u5e26\u6765\u4e00\u79cd\u5b89\u5fc3\u611f\u3002\u6b63\u786e\u7406\u89e3\u5982\u4f55\u5904\u7406\u539f\u59cb\u6570\u636e\u662f\u5fc5\u8981\u7684\u3002
\n\u901a\u8fc7\u7406\u89e3\u8fd9\u4e00\u70b9\uff0c\u4f60\u5c06\u9010\u6e10\u5b66\u4f1a\u907f\u514d\u521b\u5efa\u65e0\u7528\u7684\u5bf9\u8c61\u3002<\/p>\n
\u7b2c\u56db\u9879\uff0c\u4e0d\u5fc5\u8981\u7684\u8bc4\u8bba\u4e0d\u9700\u8981\u3002<\/h2>\n
\u4f60\u80af\u5b9a\u89c1\u8fc7\u8fd9\u6837\u7684\u4ee3\u7801\u5427\u3002Eclipse\u81ea\u52a8\u751f\u6210\u7684\u6ce8\u91ca\u4ecd\u7136\u4fdd\u7559\u7740\uff0c\u50cf\u53d8\u91cf\u7684\u8bf4\u660e\u7b49\u7b49\u6ca1\u4ec0\u4e48\u7528\u7684\u6ce8\u91ca\u3002\u524d\u8005\u662f\u56e0\u4e3a\u5199\u4ee3\u7801\u8fc7\u4e8e\u4e13\u6ce8\uff0c\u6ce8\u91ca\u6839\u672c\u6ca1\u6ce8\u610f\u5230\u3002\u540e\u8005\u5219\u662f\u63a5\u53d7\u4e86\u6ce8\u91ca\u5f88\u91cd\u8981\u7684\u6559\u80b2\uff0c\u4f46\u6ce8\u91ca\u5374\u88ab\u5ffd\u7565\u5e76\u88ab\u9057\u5f03\u7684\u4f8b\u5b50\u5427\u3002<\/p>\n
\u5982\u679c\u4f60\u5728\u8fdb\u884c\u914d\u5bf9\u7f16\u7a0b\u7b49\u6d3b\u52a8\u65f6\uff0c\u53ef\u4ee5\u7acb\u523b\u610f\u8bc6\u5230\u8fd9\u4e00\u70b9\uff0c\u4f46\u5982\u679c\u4e0d\u662f\u8fd9\u79cd\u60c5\u51b5\uff0c\u90a3\u4e48\u5c31\u6ca1\u6709\u4eba\u4f1a\u5b66\u5230\uff0c\u8fd9\u79cd\u60c5\u51b5\u4f1a\u4e00\u76f4\u6301\u7eed\u4e0b\u53bb\u3002\u5e94\u8be5\u6b63\u786e\u5730\u6559\u5bfc\u4ed6\u4eec\u3002\u57fa\u672c\u4e0a\uff0c\u4e0d\u9700\u8981\u8bc4\u8bba\u3002\u5982\u679c\u5728\u5de5\u4f5c\u4e2d\u8fdb\u884c\u975e\u6b63\u5e38\u64cd\u4f5c\u65f6\uff0c\u53ef\u80fd\u662f\u5fc5\u8981\u7684\u3002\u5426\u5219\uff0c\u5728\u540e\u7eed\u7684\u7ef4\u62a4\u9636\u6bb5\u53ef\u80fd\u4f1a\u56e0\u4e3a\u8bc4\u8bba\u800c\u51fa\u73b0\u9519\u8bef\u3002<\/p>\n
\u8fd9\u4e2a\u9879\u76ee\u4e0d\u9700\u8981\u8fd9\u4e2a if \u8bed\u53e5\u3002<\/h2>\npublic<\/span> boolean<\/span> isLessThan1KB<\/span>(<\/span>String<\/span> file<\/span>)<\/span> throws<\/span> Exception<\/span> {<\/span> \r\n \/\/ Path\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u751f\u6210 <\/span>\r\n Path<\/span> path<\/span> =<\/span> Paths<\/span>.<\/span>get<\/span>(<\/span>file<\/span>);<\/span> \r\n if<\/span> (<\/span>Files<\/span>.<\/span>size<\/span>(<\/span>path<\/span>)<\/span> <<\/span> 1024<\/span>)<\/span> {<\/span> \r\n return<\/span> true<\/span>;<\/span> \r\n }<\/span> else<\/span> {<\/span> \r\n return<\/span> false<\/span>;<\/span> \r\n }<\/span> \r\n }<\/span>\r\n<\/code><\/pre>\n\u8fd9\u662f\u975e\u5e38\u5e38\u89c1\u7684\u5199\u6cd5\u3002\u5982\u679c\u6761\u4ef6\u6ee1\u8db3\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528return Files.size\uff08path\uff09<1024\u6765\u66ff\u6362\u540e\u9762\u7684if\u8bed\u53e5\u3002
\n\u5f53\u5c06\u4ee3\u7801\u89c6\u4e3a\u53ea\u8981\u5de5\u4f5c\u5c31\u597d\u65f6\uff0c\u5f88\u591a\u4eba\u4f1a\u4f7f\u7528\u8fd9\u79cd\u5199\u6cd5\u3002\u5982\u679c\u89c9\u5f97\u8fd9\u79cd\u5199\u6cd5\u6709\u4e9b\u5197\u957f\uff0c\u90a3\u5c31\u9700\u8981\u4e0a\u7ea7\u8fdb\u884c\u4ee3\u7801\u5ba1\u67e5\u3002<\/p>\n
\u4e3a\u4ec0\u4e48\u4e0d\u770b\u8fd4\u56de\u503c\u7684\u539f\u56e0\u662f\u4ec0\u4e48\uff1f<\/h2>\n public<\/span> void<\/span> delLine<\/span>(<\/span>String<\/span> line<\/span>)<\/span> {<\/span> \r\n lines<\/span>.<\/span>remove<\/span>(<\/span>lines<\/span>.<\/span>indexOf<\/span>(<\/span>line<\/span>));<\/span> \r\n }<\/span>\r\n<\/code><\/pre>\nList \u7684 remove \u65b9\u6cd5\u5177\u6709\u8fd4\u56de\u503c\u3002\u6709\u65f6\u4f1a\u770b\u5230\u5ffd\u7565\u8fd4\u56de\u503c\u76f4\u63a5\u4f7f\u7528\u7684\u60c5\u51b5\u3002\u8fd9\u53ef\u80fd\u662f\u56e0\u4e3a\u5728\u7f51\u7edc\u4e0a\u6709\u7c7b\u4f3c\u7684\u5199\u6cd5\u3002<\/p>\n
\u5176\u4e2d\u7684\u539f\u56e0\u5f88\u5927\u7a0b\u5ea6\u4e0a\u662f\u521d\u5b66\u8005\u4e0d\u64c5\u957f\u9519\u8bef\u5904\u7406\u3002\u4e00\u65e6\u7406\u89e3\u4e86\u5f02\u5e38\u3001\u9519\u8bef\u5904\u7406\u7b49\u65b9\u9762\u7684\u77e5\u8bc6\uff0c\u8fd9\u4e2a\u95ee\u9898\u81ea\u7136\u4f1a\u89e3\u51b3\u3002<\/p>\n
\u7b2c\u4e03\u9879\u76ee\u4e0d\u719f\u6089try-with-resources\u64cd\u4f5c\u3002<\/h2>\n
\u4ecd\u6709\u5f88\u591a\u4eba\u8ba4\u4e3a\u73b0\u573a\u7684JDK\u4ecd\u7136\u662f6\u7248\u672c\u3002\u4ed6\u4eec\u8fd8\u8981\u4f7f\u7528\u8fc7\u65f6\u7684\u5199\u6cd5\u5230\u4ec0\u4e48\u65f6\u5019\u5462\uff1f\u4e0d\u7ba1\u662ftwr\u3001for\u5faa\u73af\u3001Stream\u3001lambda\u7b49\uff0c\u6240\u6709\u8fd9\u4e9b\u90fd\u662f\u76f8\u540c\u7684\u5904\u5883\u3002
\n\u6211\u5efa\u8bae\u91cd\u65b0\u8ba4\u771f\u5b66\u4e60Java8\u3002\u5bf9\u4e8e\u4eceJava11\u5f00\u59cb\u7684\u65b0\u4eba\u6765\u8bf4\uff0c\u8fd9\u4e9b\u4eba\u53ea\u662f\u5a01\u80c1\u800c\u5df2\u3002<\/p>\n
\u9879\u76ee8 \u559c\u6b22\u5d4c\u5957<\/h2>\nif<\/span>(<\/span>xxx<\/span> ==<\/span> true<\/span>)<\/span> {<\/span>\r\n \/\/\u51e6\u7406<\/span>\r\n}<\/span> else<\/span> {<\/span>\r\n \/\/\u51e6\u7406<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n\u4e00\u5b9a\u4f1a\u4ee5\u8fd9\u6837\u7684\u65b9\u5f0f\u5199\u4f5c\u7684\u8ba4\u771f\u7684\u7a0b\u5e8f\u5458\u3002\u6211\u60f3\u63d0\u9192\u4ed6\u4eec\u4e16\u754c\u4e0a\u6709\u4e00\u79cd\u53eb\u505a\u201c\u5b88\u536b\u5b50\u53e5\u201d\u7684\u4e1c\u897f\u3002\u4f7f\u7528\u5b88\u536b\u5b50\u53e5\u4f1a\u4f7f\u4e8b\u60c5\u66f4\u52a0\u6e05\u6670\u660e\u4e86\u3002\u8fd9\u662f\u56e0\u4e3a\u7ecf\u5e38\u9677\u5165\u5d4c\u5957\u4ee3\u7801\u7684\u56f0\u6270\u3002\u6211\u77e5\u9053\u4e00\u6b21\u51cf\u5c11\u4e00\u4e2a\u5d4c\u5957\u53ef\u80fd\u770b\u4e0d\u51fa\u592a\u5927\u5dee\u522b\uff0c\u4f46\u662f\u5982\u679c\u8fdb\u884c\u4ed4\u7ec6\u5ba1\u67e5\uff0c\u4ed6\u4eec\u4f1a\u5f88\u5feb\u7406\u89e3\u5e76\u4eab\u53d7\u5230\u5b83\u7684\u5b9e\u9645\u6548\u679c\u3002<\/p>\n
\u6211\u4e0d\u7406\u89e3equals()\u65b9\u6cd5\u7684\u542b\u4e49\u3002<\/h2>\n
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\u9879\u76ee10 \u4e0d\u53ef\u53d8\u7684\uff1f<\/h2>\n
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