package com.open.capacity.client.config;

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;

/**
 * @Author: [zhangzhiguang]
 * @Date: [2018-07-30 21:48]
 * @Description: [ ]
 * @Version: [1.0.0]
 * @Copy: [com.zzg]
 */
@Configuration
public class CorsConfig {
	 /**
     * 跨域支持
     *
     * @return
     */
    @Bean
    public CorsFilter corsFilter() {
        final UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        final CorsConfiguration config = new CorsConfiguration();
        config.setAllowCredentials(true); // 允许cookies跨域
        config.addAllowedOrigin("*");// #允许向该服务器提交请求的URI,*表示全部允许
        config.addAllowedHeader("*");// #允许访问的头信息,*表示全部
        config.setMaxAge(18000L);// 预检请求的缓存时间(秒),即在这个时间段里,对于相同的跨域请求不会再预检了
        config.addAllowedMethod("*");// 允许提交请求的方法,*表示全部允许
        source.registerCorsConfiguration("/**", config);
        return new CorsFilter(source);
    }

}