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