{"id":203027,"date":"2025-05-22T10:42:37","date_gmt":"2025-05-22T02:42:37","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203027\/"},"modified":"2025-05-22T10:42:37","modified_gmt":"2025-05-22T02:42:37","slug":"java%e5%87%bd%e6%95%b0%e5%8f%af%e5%a4%8d%e7%94%a8%e6%80%a7%e7%9a%84%e5%ba%a6%e9%87%8f%e5%92%8c%e8%af%84%e4%bc%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203027\/","title":{"rendered":"Java\u51fd\u6570\u53ef\u590d\u7528\u6027\u7684\u5ea6\u91cf\u548c\u8bc4\u4f30"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java\u51fd\u6570\u53ef\u590d\u7528\u6027\u7684\u5ea6\u91cf\u548c\u8bc4\u4f30<\/h1>\n<p>\u4eca\u5929\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aJava\u51fd\u6570\u53ef\u590d\u7528\u6027\u7684\u5ea6\u91cf\u548c\u8bc4\u4f30\u300b<\/span>\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u8bf7\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427\uff01\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u662f\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u6216\u8005\u5df2\u7ecf\u662f\u5927\u4f6c\u7ea7\u522b\u4e86\uff0c\u90fd\u975e\u5e38\u6b22\u8fce\u4e5f\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u7ed9\u6211\u5efa\u8bae\u8bc4\u8bba\u54c8~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730023410671e0ff258464.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Java\u51fd\u6570\u53ef\u590d\u7528\u6027\u7684\u5ea6\u91cf\u548c\u8bc4\u4f30<\/strong><\/p>\n<p><strong>\u5f15\u8a00<\/strong><\/p>\n<p>\u51fd\u6570\u53ef\u590d\u7528\u6027\u662f\u8861\u91cf\u51fd\u6570\u5728\u4e0d\u540c\u4e0a\u4e0b\u6587\u4e2d\u7684\u91cd\u7528\u7a0b\u5ea6\u7684\u91cd\u8981\u6307\u6807\u3002\u5bf9\u4e8eJava\u5f00\u53d1\u4eba\u5458\u6765\u8bf4\uff0c\u8bc4\u4f30\u548c\u63d0\u9ad8\u51fd\u6570\u53ef\u590d\u7528\u6027\u5bf9\u4e8e\u521b\u5efa\u53ef\u7ef4\u62a4\u3001\u6a21\u5757\u5316\u548c\u9ad8\u6548\u7684\u4ee3\u7801\u5e93\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p><strong>\u5ea6\u91cf\u6807\u51c6<\/strong><\/p>\n<p>\u8861\u91cf\u51fd\u6570\u53ef\u590d\u7528\u6027\u7684\u5e38\u7528\u6807\u51c6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u4f9d\u8d56\u5173\u7cfb\u6570\u91cf\uff1a<\/strong>\u51fd\u6570\u4f9d\u8d56\u4e8e\u7684\u5176\u4ed6\u51fd\u6570\u6216\u7c7b\u7684\u6570\u91cf\u3002<\/li>\n<li><strong>\u53c2\u6570\u4e2a\u6570\uff1a<\/strong>\u51fd\u6570\u63a5\u53d7\u7684\u53c2\u6570\u6570\u91cf\u3002<\/li>\n<li><strong>\u5c40\u90e8\u53d8\u91cf\u4e2a\u6570\uff1a<\/strong>\u51fd\u6570\u4e2d\u58f0\u660e\u7684\u5c40\u90e8\u53d8\u91cf\u6570\u91cf\u3002<\/li>\n<li><strong>\u4ee3\u7801\u884c\u6570\uff1a<\/strong>\u51fd\u6570\u4e2d\u7684\u4ee3\u7801\u884c\u6570\u3002<\/li>\n<\/ul>\n<p><strong>\u8bc4\u4f30\u65b9\u6cd5<\/strong><\/p>\n<p>\u8bc4\u4f30\u51fd\u6570\u53ef\u590d\u7528\u6027\u7684\u65b9\u6cd5\u591a\u79cd\u591a\u6837\uff1a<\/p>\n<ul>\n<li><strong>\u9759\u6001\u5206\u6790\uff1a<\/strong>\u4f7f\u7528\u4ee3\u7801\u5206\u6790\u5de5\u5177\uff08\u5982Checkstyle\u6216PMD\uff09\u81ea\u52a8\u68c0\u6d4b\u548c\u6d4b\u91cf\u5ea6\u91cf\u6807\u51c6\u3002<\/li>\n<li><strong>\u52a8\u6001\u5206\u6790\uff1a<\/strong>\u4f7f\u7528\u6027\u80fd\u76d1\u63a7\u5de5\u5177\uff08\u5982JProfiler\u6216YourKit\uff09\u6d4b\u91cf\u51fd\u6570\u7684\u5b9e\u9645\u4f7f\u7528\u60c5\u51b5\u3002<\/li>\n<li><strong>\u5ba1\u67e5\u548c\u6587\u6863\uff1a<\/strong>\u7531\u4ee3\u7801\u5ba1\u67e5\u5458\u6216\u67b6\u6784\u5e08\u624b\u52a8\u68c0\u67e5\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff0c\u5e76\u8bb0\u5f55\u4ed6\u4eec\u7684\u89c2\u5bdf\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u51fd\u6570\uff0c\u4ee5\u53ca\u8bc4\u4f30\u5176\u53ef\u590d\u7528\u6027\u7684\u6b65\u9aa4\uff1a<\/p>\n<pre>public static int calculateArea(double length, double width) {\n  return (int) (length * width);\n}<\/pre>\n<p><strong>\u5ea6\u91cf\u6807\u51c6\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f9d\u8d56\u5173\u7cfb\uff1a\u65e0<\/li>\n<li>\u53c2\u6570\u4e2a\u6570\uff1a2<\/li>\n<li>\u5c40\u90e8\u53d8\u91cf\u4e2a\u6570\uff1a0<\/li>\n<li>\u4ee3\u7801\u884c\u6570\uff1a1<\/li>\n<\/ul>\n<p><strong>\u8bc4\u4f30\uff1a<\/strong><\/p>\n<ul>\n<li>\u9759\u6001\u5206\u6790\uff1a\u4f9d\u8d56\u5173\u7cfb\u4e3a\u96f6\uff0c\u53c2\u6570\u4e2a\u6570\u4e3a2\uff0c\u8fd9\u662f\u53ef\u63a5\u53d7\u7684\u8303\u56f4\u3002\u4ee3\u7801\u884c\u6570\u4e3a1\uff0c\u8868\u660e\u8be5\u51fd\u6570\u975e\u5e38\u7b80\u5355\u3002<\/li>\n<li>\u52a8\u6001\u5206\u6790\uff1a\u8be5\u51fd\u6570\u5e7f\u6cdb\u7528\u4e8e\u4ee3\u7801\u5e93\u4e2d\uff0c\u8868\u660e\u5b83\u5177\u6709\u826f\u597d\u7684\u53ef\u590d\u7528\u6027\u3002<\/li>\n<li>\u5ba1\u67e5\uff1a\u8be5\u51fd\u6570\u6e05\u6670\u4e14\u7b80\u6d01\uff0c\u5177\u6709\u826f\u597d\u7684\u6587\u6863\u6ce8\u91ca\uff0c\u8868\u660e\u5b83\u53ef\u4f9b\u5176\u4ed6\u5f00\u53d1\u8005\u8f7b\u677e\u518d\u5229\u7528\u3002<\/li>\n<\/ul>\n<p><strong>\u63d0\u9ad8\u53ef\u590d\u7528\u6027<\/strong><\/p>\n<p>\u901a\u8fc7\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff0c\u53ef\u4ee5\u63d0\u9ad8\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u964d\u4f4e\u4f9d\u8d56\uff1a<\/strong>\u5c06\u51fd\u6570\u4f9d\u8d56\u5173\u7cfb\u964d\u81f3\u6700\u4f4e\uff0c\u4f7f\u5b83\u4eec\u66f4\u5bb9\u6613\u96c6\u6210\u5230\u5176\u4ed6\u4e0a\u4e0b\u6587\u4e2d\u3002<\/li>\n<li><strong>\u4f7f\u7528\u53c2\u6570\u5316\uff1a<\/strong>\u5141\u8bb8\u51fd\u6570\u901a\u8fc7\u53c2\u6570\u63a5\u53d7\u4e0d\u540c\u7684\u503c\uff0c\u589e\u52a0\u5176\u7075\u6d3b\u6027\u548c\u53ef\u9002\u7528\u6027\u3002<\/li>\n<li><strong>\u907f\u514d\u786c\u7f16\u7801\u503c\uff1a<\/strong>\u5c06\u7279\u5b9a\u503c\u914d\u7f6e\u79fb\u5230\u5916\u90e8\u914d\u7f6e\u4e2d\uff0c\u4f7f\u51fd\u6570\u66f4\u5177\u901a\u7528\u6027\u3002<\/li>\n<li><strong>\u63d0\u4f9b\u6587\u6863\u6ce8\u91ca\uff1a<\/strong>\u6e05\u695a\u5730\u89e3\u91ca\u51fd\u6570\u7684\u76ee\u7684\u3001\u53c2\u6570\u548c\u8fd4\u56de\u503c\uff0c\u4fbf\u4e8e\u5176\u4ed6\u5f00\u53d1\u8005\u7406\u89e3\u548c\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aJava\u51fd\u6570\u53ef\u590d\u7528\u6027\u7684\u5ea6\u91cf\u548c\u8bc4\u4f30\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u53ef\u590d\u7528\u6027,\u5173\u952e\u5b57\uff1aJava\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u51fd\u6570\u53ef\u590d\u7528\u6027\u7684\u5ea6\u91cf\u548c\u8bc4\u4f30&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-203027","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203027","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=203027"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203027\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203027"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203027"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203027"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}