if (providerBack == null) {
throw new EnMeOAuthSecurityException("provider ["+provider+"] not valid");
}
if (providerBack.equals(SocialProvider.GOOGLE_BUZZ)) {
friendsUrl = getConnectOperations().connectSignInAccount(
new GoogleBuzzSignInSocialService(accessGrant,
getConnectOperations()));
} else if (SocialProvider.getProvider(provider).equals(
SocialProvider.FACEBOOK)) {
friendsUrl = getConnectOperations().connectSignInAccount(
new FacebookSignInSocialSupport(accessGrant,