SpringBoot +过滤器Filter 获取Bean

public class IpFilter implements Filter {
 

    private BootdoConfig bootdoConfig;

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

        ServletContext context = filterConfig.getServletContext();
        ApplicationContext ctx = 
        WebApplicationContextUtils.getWebApplicationContext(context);
         bootdoConfig = ctx.getBean(BootdoConfig.class);

    }
}