@EnableWebMvc

 禁用spring 的默认配置 手动配置 

@EnableWebMvc
public class TestAppConfig implements WebMvcConfigurer {

    //视图解析器
    public void configureViewResolvers(ViewResolverRegistry registry) {
        //我们想用jsp解析器 ,默认所有页面都从/WEB-INF/pages
        registry.jsp("/WEB-INF/pages/","jsp");
    }

    //静态资源的访问
    public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
        configurer.enable();
    }

    //拦截器
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(new TestInterceptors()).addPathPatterns("/**");
    }
}