x.java

  @Bean
        public CorsFilter corsFilter() {
            UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
            CorsConfiguration config = new CorsConfiguration();
            config.setAllowCredentials(true);
            config.addAllowedOrigin("*");
            config.addAllowedHeader("*");
            config.addAllowedMethod("OPTIONS");
            config.addAllowedMethod("PATCH");
            config.addAllowedMethod("GET");
            config.addAllowedMethod("POST");
            config.addAllowedMethod("PUT");
            config.addAllowedMethod("DELETE");
            source.registerCorsConfiguration("/**", config);
            return new CorsFilter(source);
        }