日志链路追踪

LogInterceptor

package cn.com.autoax.config;

import com.sun.istack.internal.Nullable;
import org.slf4j.MDC;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.UUID;

/**
 * 〈一句话功能简述〉<br> 
 * 〈〉
 *
 * @author xiaoxiong14764
 * @create 2021/8/24
 * @since 1.0.0
 */
public class LogInterceptor extends HandlerInterceptorAdapter {

    private static final String REQUEST_ID_KEY = "requestId";

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
            throws Exception {
        String tid = UUID.randomUUID().toString().replace("-", "");
        MDC.put(REQUEST_ID_KEY, tid);
        return true;
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler,
                                @Nullable Exception ex) throws Exception {
        MDC.remove(REQUEST_ID_KEY);
    }

}

WebMvcConfig

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(new LogInterceptor()).addPathPatterns("/**");
    }

logback.xml

<pattern>[%d{yyyy-MM-dd HH:mm:ss} %-5level] [%thread] [%X{requestId}] [%file:%line] - %msg%n</pattern>