// if the user typed am email address, ignore the user part
openid = openid.replaceFirst(".*@", "");
// we assume that the user typed an identifier for an IdP, not for a user
IdpIdentifier openId = new IdpIdentifier(openid);
AuthRequestHelper helper = consumerHelper.getAuthRequestHelper(
openId, returnToUrl.toString());
helper.requestUxIcon(true);