接入第三方登录--前端页面兼容多个第三方登录

yudao-framework/yudao-spring-boot-starter-security/src/main/java/cn/iocoder/yudao/framework/security/core/LoginUser.java

@@ -8,6 +8,7 @@ import org.springframework.security.core.userdetails.UserDetails;
 
 import java.util.Collection;
 import java.util.Date;
+import java.util.HashSet;
 import java.util.Set;
 
 /**
@@ -69,7 +70,7 @@ public class LoginUser implements UserDetails {
     @Override
     @JsonIgnore// 避免序列化
     public Collection<? extends GrantedAuthority> getAuthorities() {
-        return null;
+        return new HashSet<>();
     }
 
     @Override