logback的使用和logback.xml详解

logback的配置介绍

<?xml version="1.0" encoding="UTF-8"?>

<configuration>
    <!--<statusListener class="ch.qos.logback.core.status.nopStatusListener" />-->
    <jmxConfigurator/>

    <!-- ............... -->
    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
        <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
            <pattern>
                [%d{yyyy-MM-dd HH:mm:ss.SSS}] [%X{X-B3-TraceId:-},%X{X-B3-SpanId:-}] [%thread] [%level] [%logger{36}:%line] - %msg%n
            </pattern>
        </encoder>
    </appender>
    <!-- INFO.....................,....../data/log/service.log -->
    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${log.path:-/data/log}/${app.name:-service}.log</file>
        <!-- ........................ -->
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <FileNamePattern>${log.path:-/data/log}/${app.name:-service}-%d{yyyy-MM-dd}.log</FileNamePattern>
            <MaxHistory>90</MaxHistory>
        </rollingPolicy>
        <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
            <pattern>
                [%d{yyyy-MM-dd HH:mm:ss.SSS}] [%X{X-B3-TraceId:-},%X{X-B3-SpanId:-}] [%thread] [%level] [%logger{36}:%line] - %msg%n
            </pattern>
        </encoder>
    </appender>

    <!-- .................. -->
    <root level="${log.level:-INFO}">
        <appender-ref ref="STDOUT"/>
        <appender-ref ref="FILE"/>
    </root>

</configuration>

　　

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

private final static Logger logger = LoggerFactory.getLogger(Application_supplier.class);

logger.info("logback 成功了"); logger.error("logback 成功了"); logger.debug("logback 成功了");