in src/main/java/org/apache/sling/auth/saml2/impl/AuthenticationHandlerSAML2Impl.java [546:554]
AuthenticationInfo buildAuthInfo(final String authData) {
final String userId = getUserId(authData);
if (userId == null) {
return null;
}
final AuthenticationInfo info = new AuthenticationInfo(AUTH_TYPE, userId);
info.put("user.jcr.credentials", new Saml2Credentials(userId));
return info;
}