errs = AppendValidation(errs, ValidateHTTPHeaderWithAuthorityOperationName(name))
		errs = AppendValidation(errs, ValidateHTTPHeaderValue(val))
	}
	for _, name := range http.Headers.GetRequest().GetRemove() {
		errs = AppendValidation(errs, ValidateHTTPHeaderOperationName(name))
	}
	for name, val := range http.Headers.GetResponse().GetAdd() {
		errs = AppendValidation(errs, ValidateHTTPHeaderOperationName(name))

        return null;
    }

    private Collection<Ref> getRemoteRefs(GitVersionControlSpec gitSpec, boolean tags, boolean heads) {
        try {
            return configureTransport(Git.lsRemoteRepository()).setRemote(normalizeUri(gitSpec.getUrl())).setTags(tags).setHeads(heads).call();
        } catch (URISyntaxException | GitAPIException e) {
            throw wrapGitCommandException("ls-remote", gitSpec.getUrl(), null, e);
        }

	}
	return HeadersOperations{
		RequestHeadersToAdd:     requestHeadersToAdd,
		ResponseHeadersToAdd:    responseHeadersToAdd,
		RequestHeadersToRemove:  dropInternal(req.GetRemove()),
		ResponseHeadersToRemove: dropInternal(resp.GetRemove()),
		Authority:               auth,
	}
}

// TranslateRouteMatch translates match condition

			errs = appendErrors(errs, ValidateHTTPHeaderWithAuthorityOperationName(name))
			errs = appendErrors(errs, ValidateHTTPHeaderValue(val))
		}
		for _, name := range weight.Headers.GetRequest().GetRemove() {
			errs = appendErrors(errs, ValidateHTTPHeaderOperationName(name))
		}
		for name, val := range weight.Headers.GetResponse().GetAdd() {
			errs = appendErrors(errs, ValidateHTTPHeaderOperationName(name))