Spring Boot CORS问题

@CrossOrigin(origins = "http://example.com")
@RestController
public class MyController {
    // ...
}

@Configuration
public class CorsConfig {
    @Bean
    public FilterRegistrationBean<CorsFilter> corsFilter() {
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        CorsConfiguration config = new CorsConfiguration();
        config.addAllowedOrigin("http://example.com");
        config.addAllowedMethod("*");
        config.addAllowedHeader("*");
        source.registerCorsConfiguration("/**", config);
        FilterRegistrationBean<CorsFilter> bean = new FilterRegistrationBean<>(new CorsFilter(source));
        bean.setOrder(Ordered.HIGHEST_PRECEDENCE);
        return bean;
    }
}

spring.mvc.cors.allowed-origins=http://example.com
spring.mvc.cors.allowed-methods=GET,POST,PUT,DELETE
spring.mvc.cors.allowed-headers=*