SpringBoot解决跨域问题

post和get请求都可以进行访问

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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;

@Configuration 

public class CorsConfig { 

    private CorsConfiguration buildConfig() { 

        CorsConfiguration corsConfiguration = new CorsConfiguration(); 

        corsConfiguration.addAllowedOrigin("*"); // 1允许任何域名使用

        corsConfiguration.addAllowedHeader("*"); // 2允许任何头

        corsConfiguration.addAllowedMethod("*"); // 3允许任何方法（post、get等）

        return corsConfiguration; 

    } 

    @Bean 

    public CorsFilter corsFilter() { 

        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource(); 

        source.registerCorsConfiguration("/**", buildConfig()); // 4 

        return new CorsFilter(source); 

    } 

}

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