因springboot框架通常用於前後端分離項目，因此需配置後臺允許跨域訪問（具體看註釋），配置類如下，將該類加入工程中即可。
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 suntongxin
* Create on 2017年7月6日下午8:05:19
* All right reserved
*/
@Configuration
public class CorsConfig {
private CorsConfiguration buildConfig() {
CorsConfiguration corsConfiguration = new CorsConfiguration();
corsConfiguration.addAllowedOrigin("*"); //允許任何域名
corsConfiguration.addAllowedHeader("*"); //允許任何頭
corsConfiguration.addAllowedMethod("*"); //允許任何方法
return corsConfiguration;
}
@Bean
public CorsFilter corsFilter() {
UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
source.registerCorsConfiguration("/**", buildConfig()); //註冊
return new CorsFilter(source);
}
}