{"id":482,"date":"2022-12-11T19:17:44","date_gmt":"2023-03-19T07:46:27","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e8%a7%a3%e5%86%b3log4j%e8%ad%a6%e5%91%8a%ef%bc%9a%e6%9c%aa%e6%89%be%e5%88%b0%e9%80%82%e7%94%a8%e4%ba%8e%e6%97%a5%e5%bf%97%e8%ae%b0%e5%bd%95%e5%99%a8%e7%9a%84%e9%99%84%e5%8a%a0%e5%99%a8%ef%bc%8c\/"},"modified":"2025-08-02T12:57:42","modified_gmt":"2025-08-02T04:57:42","slug":"%e8%a7%a3%e5%86%b3log4j%e8%ad%a6%e5%91%8a%ef%bc%9a%e6%9c%aa%e6%89%be%e5%88%b0%e9%80%82%e7%94%a8%e4%ba%8e%e6%97%a5%e5%bf%97%e8%ae%b0%e5%bd%95%e5%99%a8%e7%9a%84%e9%99%84%e5%8a%a0%e5%99%a8%ef%bc%8c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%a7%a3%e5%86%b3log4j%e8%ad%a6%e5%91%8a%ef%bc%9a%e6%9c%aa%e6%89%be%e5%88%b0%e9%80%82%e7%94%a8%e4%ba%8e%e6%97%a5%e5%bf%97%e8%ae%b0%e5%bd%95%e5%99%a8%e7%9a%84%e9%99%84%e5%8a%a0%e5%99%a8%ef%bc%8c\/","title":{"rendered":"\u5982\u4f55\u89e3\u51b3Log4j\u9644\u52a0\u5668\u8b66\u544a\uff1a\u6b63\u786e\u521d\u59cb\u5316\u65e5\u5fd7\u7cfb\u7edf\u6307\u5357"},"content":{"rendered":"

\u5982\u679c\u4f60\u6b63\u5728\u9605\u8bfb\u8fd9\u7bc7\u6587\u7ae0\uff0c\u4f60\u4e00\u5b9a\u662f\u5728\u4f7f\u7528log4j\u6846\u67b6\u5e76\u4e14\u9047\u5230\u4e86\u4e0b\u9762\u7684\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n

log4j:WARN \u672a\u627e\u5230\u9002\u7528\u4e8e\u65e5\u5fd7\u8bb0\u5f55\u5668\u7684\u9644\u52a0\u5668\r\nlog4j:WARN \u8bf7\u6b63\u786e\u521d\u59cb\u5316log4j\u7cfb\u7edf\u3002\r\nlog4j:WARN \u66f4\u591a\u4fe1\u606f\u8bf7\u8bbf\u95ee https:\/\/logging.apache.org\/log4j\/1.2\/faq.html#noconfig\r\n<\/code><\/pre>\n
\u5728\u72ec\u7acb\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u5982\u679cLog4j\u6ca1\u6709\u627e\u5230\u9644\u52a0\u5668(appender)\uff0c\u8b66\u544a\u5c06\u8f93\u51fa\u5230\u63a7\u5236\u53f0\uff1b\u5728\u8fd0\u884c\u5728\u4e00\u4e9bServlet\u5bb9\u5668\uff08\u5982Tomcat\u6216JBoss\uff09\u4e2d\u7684Web\u5e94\u7528\u7a0b\u5e8f\u7684\u670d\u52a1\u5668\u65e5\u5fd7\u4e2d\u4e5f\u4f1a\u6709\u8fd9\u6837\u7684\u8b66\u544a\u3002Log4j\u6ca1\u6709\u627e\u5230\u9644\u52a0\u5668\u7684\u539f\u56e0\u53ef\u80fd\u6709\u591a\u79cd\uff0c\u8ba9\u6211\u4eec\u6765\u770b\u770b\u5e38\u89c1\u7684\u539f\u56e0\u4ee5\u53ca\u5982\u4f55\u89e3\u51b3\u5b83\u4eec\u3002<\/p>\n
    \n
  1. log4j.xml\u6216log4j.properties\u6587\u4ef6\u4e0d\u5728\u7c7b\u8def\u5f84\u4e2d\u3002<\/li>\n<\/ol>\n
    \u8fd9\u662f\u6700\u5e38\u89c1\u7684\u539f\u56e0\uff0clog4j\u6846\u67b6\u4f1a\u5728\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u7c7b\u8def\u5f84\u4e2d\u67e5\u627elog4j.xml\u6216log4j.properties\u6587\u4ef6\u3002\u5982\u679c\u60a8\u6709\u4e00\u4e2a\u57fa\u4e8eMaven\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6e90\u6587\u4ef6\u5939\uff0c\u5e76\u5c06\u914d\u7f6e\u6587\u4ef6\u653e\u5728\u90a3\u91cc\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002\u5982\u679c\u60a8\u5728Web\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528log4j\uff0c\u8bf7\u5728WEB-INF\/classes\u76ee\u5f55\u4e2d\u68c0\u67e5\u6b64\u914d\u7f6e\u6587\u4ef6\u3002\u5982\u679c\u5728\u90a3\u91cc\u627e\u4e0d\u5230\u6587\u4ef6\uff0c\u5219\u68c0\u67e5\u60a8\u7684\u6e90\u6587\u4ef6\u5939\u662f\u5426\u6b63\u786e\u914d\u7f6e\u3002<\/p>\n
      \n
    1. log4j\u914d\u7f6e\u6587\u4ef6\u7684\u540d\u79f0\u4e0e\u6807\u51c6\u4e0d\u540c\u3002<\/li>\n<\/ol>\n
      Log4j\u4f1a\u5bfb\u627e\u6807\u51c6\u7684\u6587\u4ef6\u540d\uff0c\u56e0\u6b64\u5982\u679c\u4f60\u7684log4j\u914d\u7f6e\u6587\u4ef6\u540d\u662fmyapp-log4j.xml\u6216myapp-log4j.properties\uff0c\u90a3\u4e48log4j\u5c06\u65e0\u6cd5\u81ea\u52a8\u52a0\u8f7d\u5b83\uff0c\u5e76\u4e14\u4f60\u4f1a\u6536\u5230\u6807\u51c6\u7684\u8b66\u544a\u4fe1\u606f\u3002\u5bf9\u4e8e\u72ec\u7acb\u7684Java\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f60\u53ef\u4ee5\u5728\u4f7f\u7528\u4e4b\u524d\uff0c\u5728main\u65b9\u6cd5\u5185\u90e8\u8f7b\u677e\u5730\u8fdb\u884c\u914d\u7f6e\u4fee\u590d\u3002\u4f8b\u5982;<\/p>\n
      \/**\r\n * \u521d\u59cb\u5316log4j\u914d\u7f6e\u7684\u65b9\u6cd5\uff0c\u5728\u4f7f\u7528\u65e5\u5fd7\u8bb0\u5f55\u4e4b\u524d\u5e94\u9996\u5148\u8c03\u7528\u6b64\u65b9\u6cd5\r\n *\/\r\nprivate static void init() {\r\n\tDOMConfigurator.configure(\"myapp-log4j.xml\");\r\n\t\/\/ \u6216\u8005\u5bf9\u4e8e\u5c5e\u6027\u6587\u4ef6\uff0c\u5e94\u4f7f\u7528\u4ee5\u4e0b\u4efb\u4e00\u65b9\u6cd5\r\n\t\/\/PropertyConfigurator.configure(\"myapp-log4j.properties\");\r\n}\r\n<\/code><\/pre>\n
      \u4f46\u662f\u4f60\u4e0d\u80fd\u4f7f\u7528\u8fd9\u79cd\u7b80\u5355\u7684\u65b9\u6cd5\u6765\u5904\u7406Web\u5e94\u7528\u7a0b\u5e8f\uff0c\u56e0\u4e3a\u914d\u7f6e\u6587\u4ef6\u4f4d\u4e8eWEB-INF\/classes\u76ee\u5f55\u4e2d\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7ServletContextListener\u8fdb\u884c\u8fd9\u79cd\u914d\u7f6e\uff0c\u5982\u4e0b\u6240\u793a\u7684\u4ee3\u7801\u3002<\/p>\n
      public final class Log4jInitListener implements ServletContextListener {\r\n \r\n    public void contextDestroyed(ServletContextEvent paramServletContextEvent)  { \r\n    }\r\n \r\n    public void contextInitialized(ServletContextEvent servletContext)  { \r\n        String webAppPath = servletContext.getServletContext().getRealPath(\"\/\");\r\n    String log4jFilePath = webAppPath + \"WEB-INF\/classes\/myapp-log4j.xml\";\r\n        DOMConfigurator.configure(log4jFilePath);\r\n        System.out.println(\"\u5df2\u4ece\u6587\u4ef6\u521d\u59cb\u5316log4j\u914d\u7f6e\uff1a\"+log4jFilePath);\r\n    }\r\n     \r\n}\r\n<\/code><\/pre>\n
      \u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u901a\u8fc7\u7c7b\u4f3c\u4ee5\u4e0b\u7684Java\u9009\u9879\u8bbe\u7f6elog4j.configuration\u7cfb\u7edf\u5c5e\u6027\u3002<\/p>\n
      -Dlog4j.configuration=file:\/\/\/path\/to\/your\/myapp-log4j.xml\r\n<\/code><\/pre>\n
      \u53ea\u8981\u4f60\u638c\u63e1\u4e86\u8fd9\u4e9b\u521d\u59cb\u95ee\u9898\uff0cLog4j\u6846\u67b6\u4f1a\u6839\u636e\u6587\u4ef6\u6269\u5c55\u540d\u667a\u80fd\u5730\u4f7f\u7528DOMConfigurator\u6216PropertyConfigurator\u3002\u8fd9\u5c31\u662f\u5168\u90e8\uff0c\u4e00\u65e6\u4f60\u638c\u63e1\u4e86\u8fd9\u4e9b\u521d\u59cb\u95ee\u9898\uff0clog4j\u5c31\u975e\u5e38\u7b80\u5355\u6613\u7528\u3002\u53c2\u8003\u6587\u732e\uff1a<\/p>\n
        \n
      • Apache log4j \u9ed8\u8ba4\u521d\u59cb\u5316\u8fc7\u7a0b<\/li>\n
      • \u72ec\u7acb\u5e94\u7528\u7a0b\u5e8f\u548cWeb\u5e94\u7528\u7a0b\u5e8f\u7684Log4j\u6559\u7a0b<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
        \u5982\u679c\u4f60\u6b63\u5728\u9605\u8bfb\u8fd9\u7bc7\u6587\u7ae0\uff0c\u4f60\u4e00\u5b9a\u662f\u5728\u4f7f\u7528log4j\u6846\u67b6\u5e76\u4e14\u9047\u5230\u4e86\u4e0b\u9762\u7684\u9519\u8bef\u4fe1\u606f\u3002 log4j:WARN \u672a\u627e\u5230\u9002 […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1467,1470,1466,1469,1468],"class_list":{"0":"post-482","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-uncategorized","7":"tag-java","9":"tag-log4j","10":"tag-1469","11":"tag-1468"},"yoast_head":"\n\u5982\u4f55\u89e3\u51b3Log4j\u9644\u52a0\u5668\u8b66\u544a\uff1a\u6b63\u786e\u521d\u59cb\u5316\u65e5\u5fd7\u7cfb\u7edf\u6307\u5357 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u89e3\u51b3Log4j\u8b66\u544a'\u672a\u627e\u5230\u9002\u7528\u4e8e\u65e5\u5fd7\u8bb0\u5f55\u5668\u7684\u9644\u52a0\u5668'\u95ee\u9898\u3002\u63d0\u4f9b\u5b8c\u6574\u7684Log4j\u7cfb\u7edf\u6b63\u786e\u521d\u59cb\u5316\u65b9\u6cd5\uff0c\u5305\u62ec\u9644\u52a0\u5668\u914d\u7f6e\u6b65\u9aa4\u3001\u5e38\u89c1\u9519\u8bef\u6392\u67e5\u53ca\u6700\u4f73\u5b9e\u8df5\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u4fee\u590d\u65e5\u5fd7\u7cfb\u7edf\u521d\u59cb\u5316\u95ee\u9898\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u89e3\u51b3log4j\u8b66\u544a\uff1a\u672a\u627e\u5230\u9002\u7528\u4e8e\u65e5\u5fd7\u8bb0\u5f55\u5668\u7684\u9644\u52a0\u5668\uff0c\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5982\u4f55\u89e3\u51b3Log4j\u9644\u52a0\u5668\u8b66\u544a\uff1a\u6b63\u786e\u521d\u59cb\u5316\u65e5\u5fd7\u7cfb\u7edf\u6307\u5357\" \/>\n<meta property=\"og:description\" content=\"\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u89e3\u51b3Log4j\u8b66\u544a'\u672a\u627e\u5230\u9002\u7528\u4e8e\u65e5\u5fd7\u8bb0\u5f55\u5668\u7684\u9644\u52a0\u5668'\u95ee\u9898\u3002\u63d0\u4f9b\u5b8c\u6574\u7684Log4j\u7cfb\u7edf\u6b63\u786e\u521d\u59cb\u5316\u65b9\u6cd5\uff0c\u5305\u62ec\u9644\u52a0\u5668\u914d\u7f6e\u6b65\u9aa4\u3001\u5e38\u89c1\u9519\u8bef\u6392\u67e5\u53ca\u6700\u4f73\u5b9e\u8df5\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u4fee\u590d\u65e5\u5fd7\u7cfb\u7edf\u521d\u59cb\u5316\u95ee\u9898\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u89e3\u51b3log4j\u8b66\u544a\uff1a\u672a\u627e\u5230\u9002\u7528\u4e8e\u65e5\u5fd7\u8bb0\u5f55\u5668\u7684\u9644\u52a0\u5668\uff0c\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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