Spring 尽管已在 Java 配置中定义,但仍显示未找到安全过滤器

Spring Security Filter showing not found despite being defined in Java config

我已经使用基于 Java 的配置配置了我的 Spring 应用程序。当我启动我的应用程序时,出现错误 NoSuchBeanDefinitionException: No bean named 'springSecurityFilterChain' is defined。我已经定义了所有的配置 classes 但这个错误仍然出现。我该如何解决这个问题?

我的主要class:

public class SiteMain implements WebApplicationInitializer {    
    private void initSpringMvcServlet(ServletContext container) {
      AnnotationConfigWebApplicationContext dispatcherContext = new AnnotationConfigWebApplicationContext();
      dispatcherContext.register(MvcConfig.class);    
      ServletRegistration.Dynamic dispatcher = container.addServlet("dispatcher", new DispatcherServlet(dispatcherContext));
      dispatcher.setLoadOnStartup(1);
      dispatcher.addMapping("/");
    }

    private void initSpringRootContext(ServletContext container) {
      XmlWebApplicationContext rootContext = new XmlWebApplicationContext();
      rootContext.setConfigLocation("/WEB-INF/site.xml");
      container.addListener(new ContextLoaderListener(rootContext));
    }

    @Override
    public void onStartup(ServletContext container) throws ServletException {
      initSpringRootContext(container);
      initSpringMvcServlet(container);    
    }    
}

我的安全初始化程序 class 是:

public class SecurityWebApplicationInitializer extends AbstractSecurityWebApplicationInitializer { }

我的 MVC 配置 class 是:

@Configuration
@EnableWebMvc
@ComponentScan
@Import(SecurityConfig.class)
public class MvcConfig extends WebMvcConfigurerAdapter {

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
    registry.addResourceHandler("/resources/**").addResourceLocations("/resources/").setCachePeriod(31556926);
    }
}

我的安全配置 class 是:

@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    @Override
    protected void configure(HttpSecurity http) throws Exception {
    http.authorizeRequests()
      .antMatchers("/resources/**").permitAll().anyRequest().authenticated()
      .and().formLogin().loginPage("/").permitAll()
      .and().logout().permitAll()
      .and().rememberMe();
    }
}

尝试替换此行:

dispatcherContext.register(MvcConfig.class);    

与:

dispatcherContext.setConfigLocation("your.config.package");

在下面添加一行:

container.addListener(new ContextLoaderListener(dispatcherContext));

不需要 @Import(SecurityConfig) 因为 setConfigLocation 会自动检测所有带注释的 @Configuration 类。