Set configured restTemplate on UserInfoTokenServices

Fixes spring-guidesgh-11, fixes spring-guidesgh-12

Author: augusto

github/src/main/java/com/example/SocialApplication.java

@@ -144,14 +144,16 @@ private Filter ssoFilter() {
 }
 
 private Filter ssoFilter(ClientResources client, String path) {
-OAuth2ClientAuthenticationProcessingFilter facebookFilter = new OAuth2ClientAuthenticationProcessingFilter(
-path);
-OAuth2RestTemplate facebookTemplate = new OAuth2RestTemplate(client.getClient(),
+OAuth2ClientAuthenticationProcessingFilter oAuth2ClientAuthenticationFilter =
+new OAuth2ClientAuthenticationProcessingFilter(path);
+OAuth2RestTemplate oAuth2RestTemplate = new OAuth2RestTemplate(client.getClient(),
 oauth2ClientContext);
-facebookFilter.setRestTemplate(facebookTemplate);
-facebookFilter.setTokenServices(new UserInfoTokenServices(
-client.getResource().getUserInfoUri(), client.getClient().getClientId()));
-return facebookFilter;
+oAuth2ClientAuthenticationFilter.setRestTemplate(oAuth2RestTemplate);
+UserInfoTokenServices tokenServices = new UserInfoTokenServices(
+client.getResource().getUserInfoUri(), client.getClient().getClientId());
+tokenServices.setRestTemplate(oAuth2RestTemplate);
+oAuth2ClientAuthenticationFilter.setTokenServices(tokenServices);
+return oAuth2ClientAuthenticationFilter;
 }
 
 private Filter csrfHeaderFilter() {