springboot+springSecurity 我会带着你远行 2022-05-26 05:17 290阅读 0赞 错误信息： There is no PasswordEncoder mapped for the id "null"。 错误原因： spring security 版本在5.0后就要加个PasswordEncoder了 解决办法: 在安全配置类(即继承了WebSecurityConfigurerAdapter)里加上 ![70][] @EnableWebSecurity//web安全 public class SecurityConfig extends WebSecurityConfigurerAdapter \{ /\*\* \* Spring Security 报There is no PasswordEncoder mapped for the id "null" \* spring security 版本在5.0后就要加个PasswordEncoder了 \* @return \*/ @Bean public static NoOpPasswordEncoder passwordEncoder() \{ return (NoOpPasswordEncoder) NoOpPasswordEncoder.getInstance(); \} /\*\* \* 自定义配置 \*/ @Override protected void configure(HttpSecurity http) throws Exception \{ http.authorizeRequests() .antMatchers("/css/\*\*","/js/\*\*","/fonts/\*\*","/index").permitAll()//都可以访问 .antMatchers("/users/\*\*").hasRole("ADMIN")//需要相应的角色 .and() .formLogin()//基于form表单登陆验证 .loginPage("/login").failureUrl("/login-error");//自定义登陆界面 \} /\*\* \* 认证信息管理 \* @param auth \* @throws Exception \*/ @Autowired public void configureGlobal(AuthenticationManagerBuilder auth) throws Exception \{ auth.inMemoryAuthentication()//认证信息存储于内存中 .withUser("waylau").password("123456").roles("ADMIN"); \} \} [70]: /images/20220526/f37a64f813c84601898f3c47b54533f7.png
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