feign请求copy 请求头，使用方法@FeignClient(url = "${feign.url.internal.securityService}", name = "deviceFingerPrintFeign" , configuration = FingerPrintFeignconfig.class)

FingerPrintFeignconfig.java

@Configuration
public class FingerPrintFeignconfig implements RequestInterceptor {
    private final Logger logger = LoggerFactory.getLogger(getClass());

    @Override
    public void apply(RequestTemplate template) {
        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder
                .getRequestAttributes();
        HttpServletRequest request = attributes.getRequest();
        Enumeration<String> headerNames = request.getHeaderNames();
        if (headerNames != null) {
            while (headerNames.hasMoreElements()) {
                String name = headerNames.nextElement();
                String values = request.getHeader(name);
                template.header(name, values);

            }
            logger.info("feign interceptor header:{}",template);
        }
        Enumeration<String> bodyNames = request.getParameterNames();
        StringBuffer body =new StringBuffer();
        if (bodyNames != null) {
            while (bodyNames.hasMoreElements()) {
                String name = bodyNames.nextElement();
                String values = request.getParameter(name);
                body.append(name).append("=").append(values).append("&");
            }
        }
        if(body.length()!=0) {
            body.deleteCharAt(body.length()-1);
            template.body(body.toString());
            logger.info("feign interceptor body:{}",body.toString());
        }
    }
}