第一种：
@Configuration
public class CorsConfication {@Beanpublic CorsWebFilter corsWebFilter() {UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();CorsConfiguration corsConfiguration = new CorsConfiguration();//1、配置跨域corsConfiguration.addAllowedHeader("*");corsConfiguration.addAllowedMethod("*");corsConfiguration.addAllowedOrigin("*");corsConfiguration.setAllowCredentials(true);source.registerCorsConfiguration("/**",corsConfiguration);return new CorsWebFilter(source);}
}
第二种：
