log4j\u5b9a\u4e49\u4e868\u4e2a\u7ea7\u522b\u7684log\uff08\u9664\u53bbOFF\u548cALL,\u80fd\u591f\u8bf4\u5206\u4e3a6\u4e2a\u7ea7\u522b\uff09\uff0c\u4f18\u5148\u7ea7\u4ece\u9ad8\u5230\u4f4e\u4f9d\u6b21\u4e3a:OFF\u3001FATAL\u3001ERROR\u3001WARN\u3001INFO\u3001DEBUG\u3001TRACE\u3001ALL
\nALL\u6700\u4f4e\u7b49\u7ea7\u7684,\u7528\u4e8e\u6253\u5f00\u5168\u90e8\u65e5\u5fd7\u8bb0\u5f55
\nTRACE designates finer-grained informational events than the DEBUG.Since: 1.2.12\uff0c\u5f88\u4f4e\u7684\u65e5\u5fd7\u7ea7\u522b,\u901a\u5e38\u4e0d\u4f1a\u4f7f\u7528\u3002TRACE\u4e00\u822c\u8ddf\u8e2a\u7684\u662f\u51fd\u6570\u7684\u8c03\u7528\uff0c\u5e76\u4e14TRACE\u4e0d\u5e94\u8be5\u542b\u6709\u53d8\u91cf\u53c2\u6570\uff0c\u800c\u4ec5\u80fd\u63d0\u793a\u51fd\u6570\u7684\u8c03\u7528\u5173\u7cfb\u3002
\nDEBUG\u6307\u51fa\u7ec6\u7c92\u5ea6\u4fe1\u606f\u4e8b\u4ef6\u5bf9\u8c03\u8bd5\u5e94\u7528\u7a0b\u5e8f\u662f\u5f88\u6709\u5e2e\u52a9\u7684\uff0c\u4e3b\u8981\u7528\u4e8e\u5f00\u53d1\u8fc7\u7a0b\u5f53\u4e2d\u6253\u5370\u4e00\u4e9b\u8fd0\u884c\u4fe1\u606f\u3002
\nINFO\u6d88\u606f\u5728\u7c97\u7c92\u5ea6\u7ea7\u522b\u4e0a\u7a81\u51fa\u5f3a\u8c03\u5e94\u7528\u7a0b\u5e8f\u7684\u8fd0\u884c\u8fc7\u7a0b\u3002\u6253\u5370\u4e00\u4e9b\u4f60\u611f\u5174\u8da3\u7684\u6216\u8005\u91cd\u8981\u7684\u4fe1\u606f\uff0c\u8fd9\u4e2a\u80fd\u591f\u7528\u4e8e\u751f\u4ea7\u73af\u5883\u4e2d\u8f93\u51fa\u7a0b\u5e8f\u8fd0\u884c\u7684\u4e00\u4e9b\u91cd\u8981\u4fe1\u606f\uff0c\u53ef\u662f\u4e0d\u80fd\u6ee5\u7528\uff0c\u907f\u514d\u6253\u5370\u8fc7\u591a\u7684\u65e5\u5fd7\u3002
\nWARN\u4ee3\u8868\u4f1a\u51fa\u73b0\u6f5c\u5728\u9519\u8bef\u7684\u60c5\u5f62\uff0c\u6709\u4e9b\u4fe1\u606f\u4e0d\u662f\u9519\u8bef\u4fe1\u606f\uff0c\u4f46\u662f\u4e5f\u8981\u7ed9\u7a0b\u5e8f\u5458\u4e00\u4e9b\u63d0\u793a\u3002\u8be5\u7ea7\u522b\u8868\u793a\u7a0b\u5e8f\u4f1a\u81ea\u52a8\u8c03\u6574\u5230\u6b63\u5e38\u7684\u72b6\u6001\uff0c\u7c7b\u4f3c\u53c2\u6570\u672a\u4f20\u5165\uff0c\u4f7f\u7528\u4e86\u9ed8\u8ba4\u7684\u53c2\u6570\uff0c\u4ecd\u7b26\u5408\u7a0b\u5e8f\u5458\u9884\u671f\u4e4b\u5185\u7684\u60c5\u51b5\u3002
\nERROR\u6307\u51fa\u867d\u7136\u53d1\u751f\u9519\u8bef\u4e8b\u4ef6\uff0c\u4f46\u4ecd\u7136\u4e0d\u5f71\u54cd\u7cfb\u7edf\u7684\u7ee7\u7eed\u8fd0\u884c\u3002\u6253\u5370\u9519\u8bef\u548c\u5f02\u5e38\u4fe1\u606f\uff0c\u82e5\u662f\u4e0d\u60f3\u8f93\u51fa\u592a\u591a\u7684\u65e5\u5fd7\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u7ea7\u522b\u3002\u4e00\u822c\u5728WARN\u4e4b\u540e\u7684\u7ea7\u522b\u548b\u6253\u5370\u9519\u8bef\u65f6\uff0c\u5e94\u8be5\u540c\u65f6\u6253\u5370\u9519\u8bef\u7801\u3002
\nFATAL\u6307\u51fa\u6bcf\u4e00\u4e2a\u4e25\u91cd\u7684\u9519\u8bef\u4e8b\u4ef6\u5c06\u4f1a\u81f4\u4f7f\u5e94\u7528\u7a0b\u5e8f\u7684\u9000\u51fa\u3002\u8fd9\u4e2a\u7ea7\u522b\u6bd4\u8f83\u9ad8\u4e86\u3002\u91cd\u5927\u9519\u8bef\uff0c\u7a0b\u5e8f\u65e0\u6cd5\u6062\u590d\uff0c\u5fc5\u987b\u901a\u8fc7\u91cd\u542f\u7a0b\u5e8f\u6765\u89e3\u51b3\u3002
\nOFF\u6700\u9ad8\u7b49\u7ea7\u7684,\u7528\u4e8e\u5173\u95ed\u5168\u90e8\u65e5\u5fd7\u8bb0\u5f55\u3002
\n\u82e5\u662f\u5c06log level\u8bbe\u7f6e\u5728\u67d0\u4e00\u4e2a\u7ea7\u522b\u4e0a,\u90a3\u4e48\u6bd4\u6b64\u7ea7\u522b\u4f18\u5148\u7ea7\u9ad8\u7684log\u90fd\u80fd\u6253\u5370\u51fa\u6765\u3002\u4f8b\u5982\uff0c\u82e5\u662f\u8bbe\u7f6e\u4f18\u5148\u7ea7\u4e3aWARN,\u90a3\u4e48OFF\u3001FATAL\u3001ERROR\u3001WARN4\u4e2a\u7ea7\u522b\u7684log \u80fd\u6b63\u5e38\u8f93\u51fa,\u800cINFO\u3001DEBUG\u3001TRACE\u3001 ALL \u7ea7\u522b\u7684log \u5219\u4f1a\u88ab\u5ffd\u7565\u3002Log4j\u5efa\u8bae\u53ea\u4f7f\u7528\u56db\u4e2a\u7ea7\u522b,\u4f18\u5148\u7ea7\u4ece\u9ad8\u5230\u4f4e\u5206\u522b\u662fERROR\u3001WARN\u3001INEO\u3001DEBUG\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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