SpringCloud Feign请求头删除修改的操作代码

SpringCloud Feign请求头删除修改的操作代码

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.cohttp://yote.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) {

mimeHeadershttp://.removeHeader(HttpHeaders.CONTENT_TYPE);

}

}

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