springsecurity注入PasswordEncoder导致循环引用

引入springsecurity的start后对其配置用户名和密码

@Configuration
public class SecurityConfig3 extends WebSecurityConfigurerAdapter {
    
    
    @Autowired
//    @Lazy
    private PasswordEncoder passwordEncoder;

    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
    
    
        //设置登录的用户名和密码
        auth.inMemoryAuthentication().withUser("liuyuan")
                .password(passwordEncoder.encode("123"))
                .roles("admin");
    }

    @Bean
    public PasswordEncoder passwordEncoder(){
    
    
        return new BCryptPasswordEncoder(10);
    }
}

启动项目报错:
┌──->──┐
| securityConfig3 (field private org.springframework.security.crypto.password.PasswordEncoder com.liu.springsecuritylearning.config.SecurityConfig3.passwordEncoder)
└──<-──┘
Action:

Relying upon circular references is discouraged and they are prohibited by default. Update your application to remove the dependency cycle between beans. As a last resort, it may be possible to break the cycle automatically by setting spring.main.allow-circular-references to true.

原因分析:应该是我向容器中注入了PasswordEncoder同时我又从容器中获取PasswordEncoder,可能会存在容器不知道是注入我自定义的还是security自带的。

解决办法:延迟装配我的passwordEncoder,等容器初始化完,我用的时候再装配,懒加载即可实现。去掉上面注释即可

猜你喜欢

转载自blog.csdn.net/qq_43566782/article/details/129507619
今日推荐