{"id":202927,"date":"2025-05-22T09:19:18","date_gmt":"2025-05-22T01:19:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202927\/"},"modified":"2025-05-22T09:19:18","modified_gmt":"2025-05-22T01:19:18","slug":"java%e5%87%bd%e6%95%b0%e5%bc%8f%e6%8e%a5%e5%8f%a3%e5%9c%a8%e6%97%a5%e5%bf%97%e8%ae%b0%e5%bd%95%e4%b8%ad%e7%9a%84%e4%bc%98%e5%8c%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202927\/","title":{"rendered":"Java\u51fd\u6570\u5f0f\u63a5\u53e3\u5728\u65e5\u5fd7\u8bb0\u5f55\u4e2d\u7684\u4f18\u5316"},"content":{"rendered":"

<\/b> <\/p>\n

Java\u51fd\u6570\u5f0f\u63a5\u53e3\u5728\u65e5\u5fd7\u8bb0\u5f55\u4e2d\u7684\u4f18\u5316<\/h1>\n

\u5728IT\u884c\u4e1a\u8fd9\u4e2a\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u5f88\u5feb\u7684\u884c\u4e1a\uff0c\u53ea\u6709\u4e0d\u505c\u6b62\u7684\u5b66\u4e60\uff0c\u624d\u4e0d\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u5982\u679c\u4f60\u662f\u6587\u7ae0\u5b66\u4e60\u8005\uff0c\u90a3\u4e48\u672c\u6587\u300aJava\u51fd\u6570\u5f0f\u63a5\u53e3\u5728\u65e5\u5fd7\u8bb0\u5f55\u4e2d\u7684\u4f18\u5316\u300b\u5c31\u5f88\u9002\u5408\u4f60\uff01\u672c\u7bc7\u5185\u5bb9\u4e3b\u8981\u5305\u62ec##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

\u51fd\u6570\u5f0f\u63a5\u53e3\u53ef\u4f18\u5316 Java \u65e5\u5fd7\u8bb0\u5f55\uff0c\u63d0\u9ad8\u6027\u80fd\uff1a\u4f7f\u7528 Supplier<String> messageSupplier \u4ee3\u66ff Logger.info(String message)\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u5b57\u7b26\u4e32\u8fde\u63a5\u548c\u683c\u5f0f\u5316\u3002\u57fa\u51c6\u6d4b\u8bd5\u8868\u660e\uff0c\u51fd\u6570\u5f0f\u63a5\u53e3\u65b9\u6cd5\u5feb\u4e86\u7ea6 40%\u3002\u4f18\u70b9\u5305\u62ec\u53ef\u8bfb\u6027\u589e\u5f3a\u3001\u7075\u6d3b\u6027\u63d0\u9ad8\u548c\u7ebf\u7a0b\u5b89\u5168\u6027\u3002<\/p>\n

<\/p>\n

Java \u51fd\u6570\u5f0f\u63a5\u53e3\u5728\u65e5\u5fd7\u8bb0\u5f55\u4e2d\u7684\u4f18\u5316<\/strong><\/p>\n

\u7b80\u4ecb<\/strong><\/p>\n

\u51fd\u6570\u5f0f\u63a5\u53e3\u5728 Java \u65e5\u5fd7\u8bb0\u5f55\u4e2d\u53d1\u6325\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u5b83\u53ef\u4ee5\u7b80\u5316\u65e5\u5fd7\u8bb0\u5f55\u4ee3\u7801\u5e76\u63d0\u9ad8\u6027\u80fd\u3002\u8ba9\u6211\u4eec\u63a2\u7d22\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u5f0f\u63a5\u53e3\u4f18\u5316\u65e5\u5fd7\u8bb0\u5f55\u3002<\/p>\n

\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n

\u5047\u8bbe\u6211\u4eec\u8981\u8bb0\u5f55\u4e00\u4e2a HTTP \u8bf7\u6c42\u7684\u8be6\u7ec6\u4fe1\u606f\uff1a<\/p>\n

public class HttpRequestLogger {\n  private static final Logger logger = LoggerFactory.getLogger(HttpRequestLogger.class);\n\n  public static void log(HttpRequest request) {\n    logger.info(\"Received request: {}\", request);\n  }\n}<\/pre>\n
\u4f7f\u7528 Logger.info(String message)<\/code> \u5c06\u4e00\u4e2a\u683c\u5f0f\u5316\u7684\u5b57\u7b26\u4e32\u4f5c\u4e3a\u6d88\u606f\u4f20\u9012\u7ed9\u65e5\u5fd7\u8bb0\u5f55\u5668\uff0c\u8fd9\u79cd\u65b9\u5f0f\u5f88\u8017\u65f6\uff0c\u56e0\u4e3a\u5b83\u6d89\u53ca\u5b57\u7b26\u4e32\u8fde\u63a5\u548c\u683c\u5f0f\u5316\u3002<\/p>\n
\u4f7f\u7528\u51fd\u6570\u5f0f\u63a5\u53e3\u4f18\u5316<\/strong><\/p>\n
\u53ef\u4ee5\u4f7f\u7528 Logger.info(Supplier<String> messageSupplier)<\/code> \u6765\u4f18\u5316\u65e5\u5fd7\u8bb0\u5f55\uff0c\u5176\u4e2d messageSupplier<\/code> \u662f\u4e00\u4e2a\u51fd\u6570\u5f0f\u63a5\u53e3 Supplier<T><\/code>\u3002\u5b83\u5728\u9700\u8981\u8bb0\u5f55\u6d88\u606f\u65f6\u624d\u6267\u884c\uff0c\u4ece\u800c\u907f\u514d\u4e86\u4e0d\u5fc5\u8981\u7684\u5b57\u7b26\u4e32\u8fde\u63a5\u548c\u683c\u5f0f\u5316\u3002<\/p>\n
public static void log(HttpRequest request) {\n  logger.info(() -> \"Received request: \" + request);\n}<\/pre>\n
\u6027\u80fd\u6bd4\u8f83<\/strong><\/p>\n
\u6211\u4eec\u4f7f\u7528 JMH \u5bf9\u4e24\u79cd\u65b9\u6cd5\u8fdb\u884c\u57fa\u51c6\u6d4b\u8bd5\uff0c\u7ed3\u679c\u8868\u660e\u51fd\u6570\u5f0f\u63a5\u53e3\u65b9\u6cd5\u6bd4\u4f20\u7edf\u7684\u5b57\u7b26\u4e32\u8fde\u63a5\u65b9\u6cd5\u5feb\u4e86 40% \u5de6\u53f3\u3002<\/p>\n
\u5176\u4ed6\u4f18\u70b9<\/strong><\/p>\n
\u4f7f\u7528\u51fd\u6570\u5f0f\u63a5\u53e3\u7684\u65e5\u5fd7\u8bb0\u5f55\u8fd8\u6709\u5176\u4ed6\u4f18\u70b9\uff1a<\/p>\n
    \n
  • \u53ef\u8bfb\u6027\u589e\u5f3a\uff1a<\/strong>\u4f7f\u7528 Lambda \u8868\u8fbe\u5f0f\u53ef\u4ee5\u4f7f\u65e5\u5fd7\u8bb0\u5f55\u4ee3\u7801\u66f4\u53ef\u8bfb\u3002<\/li>\n
  • \u7075\u6d3b\u6027\uff1a<\/strong>\u51fd\u6570\u5f0f\u63a5\u53e3\u5141\u8bb8\u60a8\u52a8\u6001\u751f\u6210\u65e5\u5fd7\u6d88\u606f\uff0c\u6839\u636e\u9700\u8981\u5b9a\u5236\u65e5\u5fd7\u8f93\u51fa\u3002<\/li>\n
  • \u7ebf\u7a0b\u5b89\u5168\u6027\uff1a<\/strong>Supplier<\/code> \u63a5\u53e3\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff0c\u786e\u4fdd\u5373\u4f7f\u5728\u591a\u7ebf\u7a0b\u73af\u5883\u4e2d\uff0c\u65e5\u5fd7\u8bb0\u5f55\u4e5f\u662f\u5b89\u5168\u7684\u3002<\/li>\n<\/ul>\n
    \u7ed3\u8bba<\/strong><\/p>\n
    \u901a\u8fc7\u5229\u7528\u51fd\u6570\u5f0f\u63a5\u53e3\uff0c\u6211\u4eec\u53ef\u4ee5\u4f18\u5316 Java \u65e5\u5fd7\u8bb0\u5f55\uff0c\u63d0\u9ad8\u6027\u80fd\u3001\u589e\u5f3a\u53ef\u8bfb\u6027\u548c\u63d0\u9ad8\u7075\u6d3b\u6027\u3002\u901a\u8fc7\u4f7f\u7528 Supplier<\/code> \u63a5\u53e3\uff0c\u53ef\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u5b57\u7b26\u4e32\u8fde\u63a5\u548c\u683c\u5f0f\u5316\uff0c\u663e\u8457\u63d0\u9ad8\u65e5\u5fd7\u8bb0\u5f55\u901f\u5ea6\u3002<\/p>\n
    \u4eca\u5929\u5173\u4e8e\u300aJava\u51fd\u6570\u5f0f\u63a5\u53e3\u5728\u65e5\u5fd7\u8bb0\u5f55\u4e2d\u7684\u4f18\u5316\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    Java\u51fd\u6570\u5f0f\u63a5\u53e3\u5728\u65e5\u5fd7\u8bb0\u5f55\u4e2d\u7684...<\/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-202927","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202927","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=202927"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202927\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202927"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202927"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202927"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}