Multiple Oauth2 Providers in Spring Security

application.properties

facebook.client.client-id=
facebook.client.client-secret=
facebook.client.access-token-uri=https://graph.facebook.com/oauth/access_token
facebook.client.user-authorization-uri=https://www.facebook.com/dialog/oauth
facebook.client.token-name=oauth_token
facebook.client.authentication-scheme=query
facebook.client.client-authentication-scheme=form
facebook.client.scope=public_profile,email
facebook.resource.user-info-uri=https://graph.facebook.com/me

google.client.client-id=
google.client.client-secret=
google.client.access-token-uri=https://www.googleapis.com/oauth2/v4/token
google.client.user-authorization-uri=https://accounts.google.com/o/oauth2/v2/auth
google.client.scope=openid,email,profile
google.client.client-authentication-scheme=form
google.client.authentication-scheme=query
google.resource.user-info-uri=https://www.googleapis.com/oauth2/v3/userinfo
google.resource.prefer-token-info=true

SecurityConfiguration.java

	@Autowired
	private FacebookPrincipalExtractor facebookPrincipalExtractor;
	@Autowired
	private FacebookAuthoritiesExtractor facebookAuthoritiesExtractor;
	@Autowired
	private GooglePrincipalExtractor googlePrincipalExtractor;
	@Autowired
	private GoogleAuthoritiesExtractor googleAuthoritiesExtractor;

	@Bean
	@ConfigurationProperties("facebook.client")
	public AuthorizationCodeResourceDetails facebook() {
		return new AuthorizationCodeResourceDetails();
	}

	@Bean
	@ConfigurationProperties("facebook.resource")
	public ResourceServerProperties facebookResource() {
		return new ResourceServerProperties();
	}

	@Bean
	@ConfigurationProperties("google.client")
	public AuthorizationCodeResourceDetails google() {
		return new AuthorizationCodeResourceDetails();
	}

	@Bean
	@ConfigurationProperties("google.resource")
	public ResourceServerProperties googleResource() {
		return new ResourceServerProperties();
	}
	
	@Bean
	public FilterRegistrationBean oauth2ClientFilterRegistration(OAuth2ClientContextFilter filter) {
		FilterRegistrationBean registration = new FilterRegistrationBean();
		registration.setFilter(filter);
		registration.setOrder(-100);
		return registration;
	}

	private Filter ssoFilter() {
		CompositeFilter filter = new CompositeFilter();
		List<Filter> filters = new ArrayList<>();
		SimpleUrlAuthenticationSuccessHandler successHandler = new SimpleUrlAuthenticationSuccessHandler();
		successHandler.setAlwaysUseDefaultTargetUrl(true);
		successHandler.setDefaultTargetUrl("/user");
		
		// Facebook
		OAuth2ClientAuthenticationProcessingFilter facebookFilter = new OAuth2ClientAuthenticationProcessingFilter("/login/facebook");
		OAuth2RestTemplate facebookTemplate = new OAuth2RestTemplate(facebook(), oauth2ClientContext);
		facebookFilter.setRestTemplate(facebookTemplate);
		UserInfoTokenServices facebookTokenServices = new UserInfoTokenServices(facebookResource().getUserInfoUri(), facebook().getClientId());
		facebookTokenServices.setRestTemplate(facebookTemplate);
		facebookTokenServices.setPrincipalExtractor(facebookPrincipalExtractor);
		facebookTokenServices.setAuthoritiesExtractor(facebookAuthoritiesExtractor);

		facebookFilter.setTokenServices(facebookTokenServices);
		facebookFilter.setAuthenticationSuccessHandler(successHandler);
		
		filters.add(facebookFilter);
		
		// Google
		OAuth2ClientAuthenticationProcessingFilter googleFilter = new OAuth2ClientAuthenticationProcessingFilter("/login/google");
		OAuth2RestTemplate googleTemplate = new OAuth2RestTemplate(google(), oauth2ClientContext);
		googleFilter.setRestTemplate(googleTemplate);
		UserInfoTokenServices googleTokenServices = new UserInfoTokenServices(googleResource().getUserInfoUri(), google().getClientId());
		googleTokenServices.setRestTemplate(googleTemplate);
		googleTokenServices.setPrincipalExtractor(googlePrincipalExtractor);
		googleTokenServices.setAuthoritiesExtractor(googleAuthoritiesExtractor);

		googleFilter.setTokenServices(googleTokenServices);
		googleFilter.setAuthenticationSuccessHandler(successHandler);
		
		filters.add(googleFilter);
		
		//
		filter.setFilters(filters);
		return filter;
	}

Dear Brandon Vulaj,
Thanks for your tutorial, how do i use ssoFilter?