logback demo

来源：互联网发布：mysql有哪几种连接池编辑：程序博客网时间：2024/06/17 18:47

<?xml version="1.0" encoding="UTF-8"?><configuration><substitutionProperty name="log.proj" value="${project.artifactId}" /><substitutionProperty name="log.base" value="logs/${log.proj}" />    <substitutionProperty name="max.size" value="100MB" />    <jmxConfigurator />    <appender name="stdout" class="ch.qos.logback.core.ConsoleAppender">        <layout class="ch.qos.logback.classic.PatternLayout">            <pattern>%date [%thread] %-5level %logger{80} - %msg%n</pattern>        </layout>    </appender>    <appender name="file.info" class="ch.qos.logback.core.rolling.RollingFileAppender">        <File>${log.base}/${log.proj}_info.log</File>        <rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">  <fileNamePattern>${log.base}/${log.proj}_info.%i.gz</fileNamePattern>  <minIndex>1</minIndex>  <maxIndex>20</maxIndex></rollingPolicy><triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">  <maxFileSize>${max.size}</maxFileSize></triggeringPolicy><encoder>  <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern></encoder>        <filter class="ch.qos.logback.classic.filter.LevelFilter">            <level>INFO</level>            <onMatch>ACCEPT</onMatch>            <onMismatch>DENY</onMismatch>        </filter>    </appender>    <root level="DEBUG">        <appender-ref ref="stdout" />        <appender-ref ref="file.info" />    </root>    <logger name="org.apache.zookeeper" additivity="false">  <appender-ref ref="file.info" />        <level value="INFO" /> </logger></configuration>

默认maxIndex：7，MAX_WINDOW_SIZE：20。

如果需要保存更多的日志，需要变更日志保存策略或重写FixedWindowRollingPolicy类。

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