logback自定义
# logback自定义
# 自定义日志动态输出内容
可以通过自定义全局拦截器通过MDC存储数据，在logback配置文件中直接通过%X{变量名}读取变量。
/**
* @author xc
* @description 全局拦截器
* @date 2023/5/11 16:13
*/
@Component
@Slf4j
public class GlobalInterceptor implements HandlerInterceptor {
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
// 获取当前登录用户信息
LoginSession loginSession = LoginContext.getLoginSession();
if (loginSession != null) {
MDC.put("operator", loginSession.getUserName());
}else {
MDC.put("operator", "anonymous");
}
return true;
}
}
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# logback-spring.xml
<appender name="INFO_FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
<!--日志文件输出格式-->
<!--%X{operator}可以直接获取当前线程MDC中的operator参数输出到日志中-->
<encoder>
<pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} %X{operator} %msg%n</pattern>
<charset>UTF-8</charset>
</encoder>
...
</appender>
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# 自定义converter
通过自定义转换器来对日志输出的内容进行自定义处理
/**
* @author xc
* @description
* @date 2023/5/23 15:39
*/
public class OperatorConverter extends ClassicConverter {
@Override
public String convert(ILoggingEvent event) {
String operator = event.getMDCPropertyMap().get("operator");
return StrUtil.isNotBlank(operator) ? "- " + operator + " - " : "";
}
}
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# logback-spring.xml
<configuration scan="true" scanPeriod="10 seconds">
<!--先声明一个转换器-->
<conversionRule conversionWord="operator" converterClass="com.storyxc.config.logback.converter.OperatorConverter" />
<!--在输出的pattern中直接使用，此时就不需要用%X{变量}了，直接%conversionWord即可-->
<!--此时如果MDC中没有operator变量时%operator会输出空串，否则会输出 "- 操作人姓名 - "-->
<appender name="INFO_FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
<!--日志文件输出格式-->
<encoder>
<pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} %operator%msg%n</pattern>
<charset>UTF-8</charset>
</encoder>
...
</appender>
</configuration>
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# 自定义filter
/**
* @author xc
* @description logback日志过滤器：开发环境下只打印本项目路径下的debug & debug以上级别的日志
* @date 2023/5/16 20:15
*/
public class LogBackDebugPackageFilter extends AbstractMatcherFilter<ILoggingEvent> {
private static final String PROJECT_BASE_PACKAGE = "com.storyxc";
@Override
public FilterReply decide(ILoggingEvent event) {
if (!isStarted()) {
return FilterReply.NEUTRAL;
}
Level level = event.getLevel();
if (level.isGreaterOrEqual(Level.DEBUG)) {
String loggerName = event.getLoggerName();
if (level.equals(Level.DEBUG)) {
if (loggerName != null && loggerName.startsWith(PROJECT_BASE_PACKAGE)) {
return FilterReply.ACCEPT;
} else {
return FilterReply.DENY;
}
}else {
return FilterReply.ACCEPT;
}
} else {
return FilterReply.NEUTRAL;
}
}
}
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# logback-spring.xml
<!--输出到控制台-->
<appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
<filter class="com.storyxc.config.logback.LogBackDebugPackageFilter">
</filter>
<encoder>
<Pattern>${CONSOLE_LOG_PATTERN}</Pattern>
<!-- 设置字符集 -->
<charset>UTF-8</charset>
</encoder>
</appender>
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上次更新: 2023/05/23, 18:06:30