springboot 使用MDC+logback,给日志文件中每个线程请求前加请求流水号
使用MDC+logback,给日志文件中每个线程请求前加请求流水号
需要实现 Filter 接口,并实现相应的方法。
package com.test.testLog4j;
import org.slf4j.MDC;
import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import java.io.IOException;
import java.util.UUID;
/**
* 使用 MDC 为同一个请求 添加标识
* 1,编写一个过滤器
* 2,在logback.xml 文件中,添加如下配置<pattern> %X{requestId}
*/
@WebFilter(urlPatterns = "/*", filterName = "requestInterceptor")
public class RequestInterceptor implements Filter {
private final String REQUEST_KEY = "requestId";
@Override
public void init(FilterConfig filterConfig) throws ServletException {
}
@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
MDC.put(REQUEST_KEY, UUID.randomUUID().toString().replace("-", ""));
filterChain.doFilter(servletRequest, servletResponse);
}
@Override
public void destroy() {
}
}
3,实现RequestBodyAdvice接口,对controller层请求统一输出日志:
https://blog.youkuaiyun.com/qq_38946877/article/details/85317034