Feign请求头修改删除操作

@Configuration
public class ClientConfiguration {
    @Bean
    public RequestInterceptor headerInterceptor() {
        return new RequestInterceptor() {
            @Override
            public void apply(RequestTemplate template) {
                HttpServletRequest httpServletRequest = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
                if (httpServletRequest.getRequestURI().contains(template.url())) {
                    try {
                        Field connectorField = ReflectionUtils.findField(SecurityContextHolderAwareRequestWrapper.class, "request");
                        connectorField.setAccessible(true);
                        FirewalledRequest firewalledRequest = (FirewalledRequest) connectorField.get(httpServletRequest);
                        if(Objects.isNull(firewalledRequest))
                            return;

                        Field firewalledField = ReflectionUtils.findField(FirewalledRequest.class, "request");
                        firewalledField.setAccessible(true);
                        RequestFacade requestFacade = (RequestFacade) firewalledField.get(firewalledRequest);
                        if(Objects.isNull(requestFacade))
                            return;

                        connectorField = ReflectionUtils.findField(RequestFacade.class, "request");
                        firewalledField.setAccessible(true);
                        Request connectorRequest = (Request) connectorField.get(requestFacade);
                        if(Objects.isNull(connectorRequest))
                            return;

                        Field coyoteField = ReflectionUtils.findField(Request.class, "coyoteRequest", org.apache.coyote.Request.class);
                        coyoteField.setAccessible(true);
                        org.apache.coyote.Request coyoteRequest = (org.apache.coyote.Request) coyoteField.get(connectorRequest);
                        if(Objects.isNull(coyoteRequest))
                            return;

                        Field mimeHeadersField = ReflectionUtils.findField(org.apache.coyote.Request.class, "headers", MimeHeaders.class);
                        mimeHeadersField.setAccessible(true);
                        MimeHeaders mimeHeaders = (MimeHeaders) mimeHeadersField.get(coyoteRequest);
                        mineHeadersHandle(mimeHeaders);
                    } catch (IllegalAccessException e) {
                        e.printStackTrace();
                    }
                    List contentTypeList = Lists.newArrayList("application/json;charset=UTF-8");
                    Map> headers = ImmutableMap.of(HttpHeaders.CONTENT_TYPE, contentTypeList);
                    template.headers(headers);
                }
            }
        };
    }

    protected static void mineHeadersHandle(MimeHeaders mimeHeaders) {
        mimeHeaders.removeHeader(HttpHeaders.CONTENT_TYPE);
    }
}

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