springboot cors处理

最新推荐文章于 2025-05-20 10:33:08 发布

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#springboot cors

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本文介绍了一种在Spring Boot应用中实现跨域请求的方法，通过配置WebMvcConfigurer及使用CorsFilter来允许指定的源、方法和头部信息，并设置凭证支持及最大缓存时间。

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package com.seengene.ar.conent.restful.restful.config;

import org.springframework.boot.web.servlet.FilterRegistrationBean;
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;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

/**
 * Created by a123 on 17/3/27.
 */
@Configuration
public class MyConfiguration {
    @Bean
    public WebMvcConfigurer corsConfigurer() {
        return new WebMvcConfigurerAdapter() {
            @Override
            public void addCorsMappings(CorsRegistry registry) {
                registry.addMapping("/**")
                        .allowedOrigins("*")
                        .allowedMethods("PUT", "DELETE", "POST", "GET")
                        .allowedHeaders("header1", "header2", "header3")
                        .exposedHeaders("header1", "header2")
                        .allowCredentials(false).maxAge(3600);
            }
        };
    }

    @Bean
    public FilterRegistrationBean corsFilter() {
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        CorsConfiguration config = new CorsConfiguration();
        config.setAllowCredentials(true);
        config.addAllowedOrigin("/**");
        config.addAllowedHeader("*");
        config.addAllowedMethod("*");
        source.registerCorsConfiguration("*", config);
        FilterRegistrationBean bean = new FilterRegistrationBean(new CorsFilter(source));
        bean.setOrder(0);
        return bean;
    }
}