\u2003\u2003Log4j 2.x\u7248\u672c\u4e0d\u518d\u652f\u6301\u50cf1.x\u4e2d\u7684.properties\u540e\u7f00\u7684\u6587\u4ef6\u914d\u7f6e\u65b9\u5f0f\uff0c2.x\u7248\u672c\u914d\u7f6e\u6587\u4ef6\u540e\u7f00\u540d\u53ea\u80fd\u4e3a\".xml\",\".json\"\u6216\u8005\".jsn\"\u3002<\/p>\n
\u7cfb\u7edf\u9009\u62e9\u914d\u7f6e\u6587\u4ef6\u7684\u4f18\u5148\u7ea7(\u4ece\u5148\u5230\u540e)\u5982\u4e0b\uff1a<\/p>\n
\u4e00\u822c\u9ed8\u8ba4\u4f7f\u7528log4j2.xml.<\/p>\n
\u5e38\u89c1\u7684\u6709\u4e09\u79cd\u5b50\u8282\u70b9:Console\u3001RollingFile\u3001File.<\/p>\n
\u5e38\u89c1\u7684\u6709\u4e24\u79cd:Root\u548cLogger.<\/p>\n
%-5level \u8f93\u51fa\u65e5\u5fd7\u7ea7\u522b\uff0c-5\u8868\u793a\u5de6\u5bf9\u9f50\u5e76\u4e14\u56fa\u5b9a\u8f93\u51fa5\u4e2a\u5b57\u7b26\uff0c\u5982\u679c\u4e0d\u8db3\u5728\u53f3\u8fb9\u88650<\/span><\/span><\/pre>\n<\/div>\n<\/div>\n<\/div>\n\u4e09\u3001Maven\u4f9d\u8d56<\/h2>\n<dependencies> \r\n <groupId>org.apache.logging.log4j<\/groupId> \r\n <artifactId>log4j-api<\/artifactId> \r\n <version>2.5<\/version> \r\n <\/dependency> \r\n <dependency> \r\n <groupId>org.apache.logging.log4j<\/groupId> \r\n <artifactId>log4j-core<\/artifactId> \r\n <version>2.5<\/version> \r\n <\/dependency> \r\n<\/dependencies><\/pre>\n\u4f7f\u7528SLF4J + LOG4J\u914d\u7f6e\u65f6\uff0c\u53ef\u4ee5\u7b80\u5316\u5230\u4ec5\u4e00\u4e2a\u4f9d\u8d56\uff1a<\/p>\n
<dependency>\r\n <groupId>org.apache.logging.log4j<\/groupId>\r\n <artifactId>log4j-slf4j-impl<\/artifactId>\r\n <version>2.20.0<\/version>\r\n<\/dependency><\/pre>\n\u4f7f\u7528SLF4J + LOGBACK\u914d\u7f6e\u65f6\uff0c\u53ef\u4ee5\u7b80\u5316\u5230\u4ec5\u4e00\u4e2a\u4f9d\u8d56\uff1a<\/p>\n
<dependency>\r\n <groupId>ch.qos.logback<\/groupId>\r\n <artifactId>logback-classic<\/artifactId>\r\n<!-- <version>1.3.6<\/version> -->\r\n <version>1.2.11<\/version>\r\n<\/dependency><\/pre>\n\u6ce8\u610f\u9009\u75281.3.x\/1.2.x\u7248\u672c\uff0c\u4e0d\u8981\u4f7f\u75281.4.0, 1.4.x \u7248\u672c\u51fa\u73b0UnsupportedClassVersionError\u5f02\u5e38\u3002
\n\u76ee\u524d Logback \u53d1\u5e03\u4e86 1.3 & 1.4 \u4e24\u4e2a\u7248\u672c\uff0clogback 1.3.x \u652f\u6301 Java EE \u7248\u672c\uff0c\u800c logback 1.4.x \u652f\u6301 Jakarta EE\uff0c\u4e24\u4e2a\u7248\u672c\u7684\u529f\u80fd\u76f8\u540c\u3002<\/p>\n
\u5728springboot\u4e2d\u4f7f\u7528log4j2\u65f6\uff0c\u9700\u8981\u6392\u9664springboot\u9ed8\u8ba4\u7684logback<\/p>\n
<dependency>\r\n <groupId>org.springframework.boot<\/groupId>\r\n <artifactId>spring-boot-starter-web<\/artifactId>\r\n <exclusions>\r\n <exclusion>\r\n <groupId>org.springframework.boot<\/groupId>\r\n <artifactId>spring-boot-starter-logging<\/artifactId>\r\n <\/exclusion>\r\n <\/exclusions>\r\n<\/dependency>\r\n\r\n<dependency>\r\n <groupId>org.springframework.boot<\/groupId>\r\n <artifactId>spring-boot-starter-log4j2<\/artifactId>\r\n<\/dependency>\r\n<\/pre>\n <\/p>\n
\u56db\u3001LOG4J\u57fa\u7840\u914d\u7f6e<\/h2>\n<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n <Configuration>\r\n <Appenders>\r\n <Console name=\"Console\" target=\"SYSTEM_OUT\">\r\n <PatternLayout pattern=\"%d{HH:mm:ss.SSS} [%t] %level %logger{1.} - %msg%n\"\/>\r\n <\/Console>\r\n <\/Appenders>\r\n <Loggers>\r\n <Root level=\"error\">\r\n <AppenderRef ref=\"Console\"\/>\r\n <\/Root>\r\n <\/Loggers>\r\n <\/Configuration><\/pre>\n\u4e94\u3001LOG4J\u8f83\u5168\u914d\u7f6e<\/h2>\n<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<!--\r\n\u65e5\u5fd7\u7ea7\u522b\u4ee5\u53ca\u4f18\u5148\u7ea7\u6392\u5e8f:\r\nOFF > FATAL > ERROR > WARN > INFO > DEBUG > TRACE > ALL\r\n-->\r\n<configuration status=\"WARN\" monitorInterval=\"30\">\r\n <Properties>\r\n <!-- <Property name=\"LOG_ROOT\">${sys:user.home}\/logs<\/Property>-->\r\n <Property name=\"LOG_ROOT\">.\/logs<\/Property>\r\n <Property name=\"LOG_PATTERN\">%d{yyyy-MM-dd HH:mm:ss,SSS} %level [%thread] %logger{1.} - %msg%n<\/Property>\r\n <\/Properties>\r\n <!--\u5b9a\u4e49appender-->\r\n <appenders>\r\n <console name=\"Console\" target=\"SYSTEM_OUT\">\r\n <!--\u8f93\u51fa\u65e5\u5fd7\u7684\u683c\u5f0f-->\r\n <PatternLayout pattern=\"${LOG_PATTERN}\"\/>\r\n <\/console>\r\n <RollingFile name=\"info\" fileName=\"${LOG_ROOT}\/info.log\"\r\n filePattern=\"${LOG_ROOT}\/$${date:yyyyMM}\/info-%d{yyyyMMdd}-%i.log\">\r\n <!--\u63a7\u5236\u53f0\u53ea\u8f93\u51falevel\u53ca\u4ee5\u4e0a\u7ea7\u522b\u7684\u4fe1\u606f\uff08onMatch\uff09\uff0c\u5176\u4ed6\u7684\u76f4\u63a5\u62d2\u7edd\uff08onMismatch\uff09-->\r\n <ThresholdFilter level=\"info\" onMatch=\"ACCEPT\" onMismatch=\"DENY\"\/>\r\n <PatternLayout pattern=\"${LOG_PATTERN}\"\/>\r\n <Policies>\r\n <SizeBasedTriggeringPolicy size=\"1024 MB\"\/>\r\n <\/Policies>\r\n <\/RollingFile>\r\n <RollingFile name=\"warn\" fileName=\"${LOG_ROOT}\/warn.log\"\r\n filePattern=\"${LOG_ROOT}\/$${date:yyyyMM}\/warn-%d{yyyyMMdd}-%i.log\">\r\n <ThresholdFilter level=\"warn\" onMatch=\"ACCEPT\" onMismatch=\"DENY\"\/>\r\n <PatternLayout pattern=\"${LOG_PATTERN}\"\/>\r\n <Policies>\r\n <SizeBasedTriggeringPolicy size=\"1024 MB\"\/>\r\n <\/Policies>\r\n <DefaultRolloverStrategy max=\"20\"\/>\r\n <\/RollingFile>\r\n <RollingFile name=\"error\" fileName=\"${LOG_ROOT}\/error.log\"\r\n filePattern=\"${LOG_ROOT}\/$${date:yyyyMM}\/error-%d{yyyyMMdd}-%i.log\">\r\n <ThresholdFilter level=\"error\" onMatch=\"ACCEPT\" onMismatch=\"DENY\"\/>\r\n <PatternLayout pattern=\"${LOG_PATTERN}\"\/>\r\n <Policies>\r\n <SizeBasedTriggeringPolicy size=\"1024 MB\"\/>\r\n <\/Policies>\r\n <\/RollingFile>\r\n <\/appenders>\r\n <loggers>\r\n <!-- OFF > FATAL > ERROR > WARN > INFO > DEBUG > TRACE > ALL -->\r\n <!--\u8fc7\u6ee4 spring mybatis \u7684 DEBUG \u4fe1\u606f-->\r\n <logger name=\"org.springframework\" level=\"INFO\"><\/logger>\r\n <logger name=\"org.mybatis\" level=\"INFO\"><\/logger>\r\n <root level=\"INFO\">\r\n <appender-ref ref=\"Console\"\/>\r\n <appender-ref ref=\"info\"\/>\r\n <appender-ref ref=\"warn\"\/>\r\n <appender-ref ref=\"error\"\/>\r\n <\/root>\r\n <\/loggers>\r\n<\/configuration><\/pre>\n <\/p>\n
\u516d\u3001LOGBACK\u914d\u7f6e<\/h2>\n
logback.xml or logback-spring.xml<\/p>\n
<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<configuration>\r\n <!-- \u65e5\u5fd7\u5b58\u653e\u8def\u5f84 -->\r\n <property name=\"log.path\" value=\".\/logs\"\/>\r\n <!-- \u65e5\u5fd7\u5929\u6570 -->\r\n <property name=\"log.history\" value=\"60\"\/>\r\n <!-- \u65e5\u5fd7\u8f6e\u8f6c\u5927\u5c0f -->\r\n <property name=\"log.size\" value=\"1024MB\"\/>\r\n <!-- \u65e5\u5fd7\u8f93\u51fa\u683c\u5f0f -->\r\n <!-- <property name=\"log.pattern\" value=\"%d{yyyy-MM-dd HH:mm:ss.SSS} -%5p ${PID:-} [%15.15t] %-40.40logger{39} : %m%n\" \/>-->\r\n <property name=\"log.pattern\" value=\"%d{yyyy-MM-dd HH:mm:ss.SSS} -%5p [%15.15t] %-40.40logger{30} : %m%n\"\/>\r\n\r\n <!-- \u63a7\u5236\u53f0\u8f93\u51fa -->\r\n <appender name=\"console\" class=\"ch.qos.logback.core.ConsoleAppender\">\r\n <encoder>\r\n <pattern>${log.pattern}<\/pattern>\r\n <\/encoder>\r\n <\/appender>\r\n\r\n <!-- \u7cfb\u7edf\u65e5\u5fd7\u8f93\u51fa -->\r\n <!-- ch.qos.logback.classic.AsyncAppender -->\r\n <appender name=\"info\" class=\"ch.qos.logback.core.rolling.RollingFileAppender\">\r\n <file>${log.path}\/info.log<\/file>\r\n <encoder>\r\n <pattern>${log.pattern}<\/pattern>\r\n <\/encoder>\r\n <rollingPolicy class=\"ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy\">\r\n <fileNamePattern>${log.path}\/info-%d{yyyyMMdd}.%i.log<\/fileNamePattern>\r\n <maxHistory>${log.history}<\/maxHistory>\r\n <maxFileSize>${log.size}<\/maxFileSize>\r\n <\/rollingPolicy>\r\n <filter class=\"ch.qos.logback.classic.filter.LevelFilter\">\r\n <level>INFO<\/level>\r\n <onMatch>ACCEPT<\/onMatch>\r\n <onMismatch>DENY<\/onMismatch>\r\n <\/filter>\r\n <\/appender>\r\n\r\n <!-- \u7528\u6237\u8bbf\u95ee\u65e5\u5fd7\u8f93\u51fa -->\r\n <appender name=\"warn\" class=\"ch.qos.logback.core.rolling.RollingFileAppender\">\r\n <file>${log.path}\/warn.log<\/file>\r\n <encoder>\r\n <pattern>${log.pattern}<\/pattern>\r\n <\/encoder>\r\n <rollingPolicy class=\"ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy\">\r\n <fileNamePattern>${log.path}\/warn-%d{yyyyMMdd}.%i.log<\/fileNamePattern>\r\n <maxHistory>${log.history}<\/maxHistory>\r\n <maxFileSize>${log.size}<\/maxFileSize>\r\n <\/rollingPolicy>\r\n <filter class=\"ch.qos.logback.classic.filter.LevelFilter\">\r\n <level>WARN<\/level>\r\n <onMatch>ACCEPT<\/onMatch>\r\n <onMismatch>DENY<\/onMismatch>\r\n <\/filter>\r\n <\/appender>\r\n\r\n <appender name=\"error\" class=\"ch.qos.logback.core.rolling.RollingFileAppender\">\r\n <file>${log.path}\/error.log<\/file>\r\n <encoder>\r\n <pattern>${log.pattern}<\/pattern>\r\n <\/encoder>\r\n <rollingPolicy class=\"ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy\">\r\n <fileNamePattern>${log.path}\/error-%d{yyyyMMdd}.%i.log<\/fileNamePattern>\r\n <maxHistory>${log.history}<\/maxHistory>\r\n <maxFileSize>${log.size}<\/maxFileSize>\r\n <\/rollingPolicy>\r\n <filter class=\"ch.qos.logback.classic.filter.LevelFilter\">\r\n <level>ERROR<\/level>\r\n <onMatch>ACCEPT<\/onMatch>\r\n <onMismatch>DENY<\/onMismatch>\r\n <\/filter>\r\n <\/appender>\r\n\r\n <!-- \u65e5\u5fd7\u7ea7\u522b -->\r\n <logger name=\"org.springframework\" level=\"warn\"\/>\r\n <logger name=\"org.mybatis\" level=\"INFO\"\/>\r\n\r\n <!-- OFF > FATAL > ERROR > WARN > INFO > DEBUG > TRACE > ALL -->\r\n <springProfile name=\"default\">\r\n <root level=\"INFO\">\r\n <appender-ref ref=\"console\"\/>\r\n <appender-ref ref=\"info\"\/>\r\n <appender-ref ref=\"warn\"\/>\r\n <appender-ref ref=\"error\"\/>\r\n <\/root>\r\n <\/springProfile>\r\n\r\n <springProfile name=\"beta,test\">\r\n <root level=\"INFO\">\r\n <appender-ref ref=\"console\"\/>\r\n <appender-ref ref=\"info\"\/>\r\n <appender-ref ref=\"warn\"\/>\r\n <appender-ref ref=\"error\"\/>\r\n <\/root>\r\n <\/springProfile>\r\n\r\n <springProfile name=\"prod\">\r\n <root level=\"WARN\">\r\n <appender-ref ref=\"console\"\/>\r\n <appender-ref ref=\"info\"\/>\r\n <appender-ref ref=\"warn\"\/>\r\n <appender-ref ref=\"error\"\/>\r\n <\/root>\r\n <\/springProfile>\r\n\r\n<\/configuration><\/pre>\n <\/p>\n
\u5907\u6ce8\uff1a\u5185\u5bb9\u6458\u81ea\u7f51\u7edc\uff0c\u6709\u95ee\u9898\u8054\u7cfb\u6211\u4eec\u5220\u9664\u6216\u4fee\u6539\u3002<\/p>\n
.<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u3001Log4j2\u4ecb\u7ecd \u2003\u2003Log4j 2.x\u7248\u672c\u4e0d\u518d\u652f\u6301\u50cf1.x\u4e2d\u7684.prope … \u7ee7\u7eed\u9605\u8bfb