class XSUserInfoAdapter implements XSUserInfo {

	@Override
	public String[] getAttribute(String attributeName) {
		checkNotGrantTypeClientCredentials("getAttribute");
		return getMultiValueAttributeFromExtObject(XS_USER_ATTRIBUTES, attributeName);
	}

	public  XSUserInfoAdapter(Object accessToken);
	public  XSUserInfoAdapter(AccessToken accessToken);
	  XSUserInfoAdapter(Object accessToken, OAuth2ServiceConfiguration configuration);

}