maven依賴
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${slf4j.version}</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
<version>${logback.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
</dependency>
logback.xml
<?xml version="1.0" encoding="UTF-8"?>
<!--每分鐘檢視一下配置有沒有變化,并重新加載-->
<configuration scan="true" scanPeriod="60 seconds" debug="false">
<!-- 定義參數常量 -->
<property name="log.level" value="debug"/>
<property name="log.maxHistory" value="30"/>
<!--修改生成的日志所在檔案夾-->
<property name="LOG_HOME" value="logs/"/>
<property name="log.pattern"
value="%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n"/>
<!-- 控制台設定 -->
<appender name="consoleAppender" class="ch.qos.logback.core.ConsoleAppender">
<!-- 轉換成字元串并輸出 -->
<encoder>
<pattern>${log.pattern}</pattern>
</encoder>
</appender>
<!-- DEBUG ,根據檔案的大小或者是時間來生成新的日志檔案-->
<appender name="debugAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">
<!-- 檔案路徑 -->
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<!--生成日志檔案名稱-->
<FileNamePattern>
${LOG_HOME}/debug/%d{yyyy-MM-dd}.%i.log
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<maxFileSize>100MB</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
</FileNamePattern>
</rollingPolicy>
<!-- 轉換成字元串并輸出,并輸出到檔案裡面 -->
<encoder>
<pattern>${log.pattern}</pattern>
</encoder>
<!--過濾器,隻保留DEBUG相關資訊-->
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>DEBUG</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
</appender>
<!-- INFO -->
<appender name="infoAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">
<!-- 檔案路徑 -->
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<FileNamePattern>
${LOG_HOME}/info/%d{yyyy-MM-dd}.%i.log
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<maxFileSize>100MB</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
</FileNamePattern>
</rollingPolicy>
<encoder>
<pattern>${log.pattern}</pattern>
</encoder>
<!--過濾器,隻保留 INFO 相關資訊-->
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>INFO</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
</appender>
<!-- ERROR -->
<appender name="errorAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">
<!-- 檔案路徑 -->
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<FileNamePattern>
${LOG_HOME}/error/%d{yyyy-MM-dd}.%i.log
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<maxFileSize>100MB</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
</FileNamePattern>
</rollingPolicy>
<encoder>
<pattern>${log.pattern}</pattern>
</encoder>
<!--過濾器,隻保留 ERROR 相關資訊-->
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>ERROR</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
</appender>
<!--logger需要關注哪個package,根據自己項目包名命名不同修改-->
<logger name="com.lm" level="${log.level}" additivity="true">
<!--對其要輸出的logger進行綁定-->
<appender-ref ref="debugAppender"/>
<appender-ref ref="infoAppender"/>
<appender-ref ref="errorAppender"/>
</logger>
<root level="info">
<appender-ref ref="consoleAppender"/>
</root>
</configuration>
添加maven依賴,然後直接将logback.xml直接房子resources檔案夾下即可