springboot配置允许跨域访问代码实例

import org.springframework.context.annotation.Bean;import org.springframework.context.annotation.Configuration;import org.springframework.web.cors.CorsConfiguration;import org.springframework.web.cors.UrlBasedCorsConfigurationSource;import org.springframework.web.filter.CorsFilter;/** *  * Create on 2017年7月6日下午8:05:19 * All right reserved */@Configurationpublic class CorsConfig {  private CorsConfiguration buildConfig() {    CorsConfiguration corsConfiguration = new CorsConfiguration();    corsConfiguration.addAllowedOrigin("*"); //允许任何域名    corsConfiguration.addAllowedHeader("*"); //允许任何头    corsConfiguration.addAllowedMethod("*"); //允许任何方法    return corsConfiguration;  }   @Bean  public CorsFilter corsFilter() {    UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();    source.registerCorsConfiguration("/**", buildConfig()); //注册    return new CorsFilter(source);  }}