在使用RequestInterceptor之前，我已经完成了以下操作:

I have done this before using a RequestInterceptor as follows:

@Component
public class MyRequestInterceptor implements RequestInterceptor {
  @Override
  public void apply(RequestTemplate template) {
    template.headers(getHeadersFromWherever());
  }
}

您可以在此处找到一些更有用的信息:

You can find some more useful information here:

https://github.com/Netflix/feign#每个目标的用户内容设置标题