com.redick.starter.interceptor.SpringWebMvcInterceptor Maven / Gradle / Ivy

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package com.redick.starter.interceptor;

import com.redick.tracer.Tracer;
import org.slf4j.MDC;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author Redick01
 *  2022/3/25 17:47
 */
@SuppressWarnings("all")
public class SpringWebMvcInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        Tracer.trace(
                request.getHeader(Tracer.TRACE_ID),
                request.getHeader(Tracer.SPAN_ID),
                request.getHeader(Tracer.PARENT_ID)
        );
        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {

    }

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