package com.xf.config;

import org.slf4j.MDC;

import org.springframework.core.MethodParameter;

import org.springframework.http.MediaType;

import org.springframework.http.server.ServerHttpRequest;

import org.springframework.http.server.ServerHttpResponse;

import org.springframework.web.bind.annotation.ControllerAdvice;

import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

import com.xf.common.JsonRet;

@ControllerAdvice("com.xf.controller")

public class MyResponseBodyAdvice implements ResponseBodyAdvice {

    @Override

    public boolean supports(MethodParameter returnType, Class converterType) {

        return true;

    }

    @Override

    public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType,

            Class selectedConverterType, ServerHttpRequest request, ServerHttpResponse response) {

        if (body instanceof JsonRet)

            ((JsonRet) body).setReqid(MDC.get("request-id"));

        return body;

    }

}