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Spring Boot(四)之添加log配置
1.在项目中创建一个logback.xml文件
文件内容如下:
<?xml version="1.0" encoding="UTF-8"?>
<configuration scan="false">
<!--设置logPath的变量,变量的值:/Webapp/springboot-mybatis-demo/log -->
<property name="logPath" value="/Webapp/springboot-mybatis-demo/log"/>
<property name="system" value="/springboot-mybatis-demo"/>
<!--设置上下文监听-->
<contextListener class="ch.qos.logback.classic.jul.LevelChangePropagator">
<resetJUL>true</resetJUL>
</contextListener>
<appender name="console" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%date|%thread|%5level|%logger{50}|%L|%msg%n</pattern>
</encoder>
</appender>
<!--RollingFileAppender:滚动文件-->
<appender name="errorLog"
class="ch.qos.logback.core.rolling.RollingFileAppender">
<!--log文件名称-->
<file>${logPath}/${system}_error.log</file>
<!---->
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<fileNamePattern>${logPath}/${system}_error.%d{yyyy-MM-dd}.%i.log.zip
</fileNamePattern>
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<!--log文件最大值-->
<maxFileSize>100MB</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
<!--log文件保留最长时间-->
<maxHistory>7</maxHistory>
</rollingPolicy>
<encoder>
<pattern>%date|%thread|%5level|%logger{50}|%L|%msg%n</pattern>
</encoder>
</appender>
<appender name="springbootLog"
class="ch.qos.logback.core.rolling.RollingFileAppender">
<file>${logPath}/${system}_springbootLog.log</file>
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<fileNamePattern>${logPath}/${system}_springbootLog.%d{yyyy-MM-dd}.%i.log.zip
</fileNamePattern>
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<maxFileSize>100MB</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
<maxHistory>7</maxHistory>
</rollingPolicy>
<encoder>
<pattern>%date|%thread|%5level|%logger{50}|%L|%msg%n
</pattern>
</encoder>
</appender>
<!--使用上面定义的appender-->
<root level="INFO">
<appender-ref ref="springbootLog"/>
<appender-ref ref="errorLog"/>
<appender-ref ref="console"/>
</root>
</configuration>
2.在application.yml中添加logback
# logger
logging:
config: classpath:logback.xml
3.在代码中使用Logger
@Service(value = "userService")
public class UserServiceImpl implements UserService {
private Logger logger = LoggerFactory.getLogger(UserServiceImpl.class);
@Autowired
private UserDao userDao;
@Override
public int addUser(User user) {
logger.info("addUser: " + user);
return userDao.add(user);
}
@Override
public User searchById(String userId) {
logger.info("searchById: " + userId);
return userDao.searchById(userId);
}
@Override
public List<User> searchAll() {
logger.info("searchAll");
return userDao.searchAll();
}
}
4.测试logback是否生效
请求searchAll接口,查看log