SpringBoot 2.6.7 处理跨域的问题

package com.clickpaas.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;

import java.util.Collections;

/**
 * @from fhadmin.cn
 * @version 1.0
 * @since 2022/5/5 7:59
 */
@Configuration
public class CorsConfig {
    @Bean
    public CorsFilter corsFilter() {
        CorsConfiguration corsConfiguration = new CorsConfiguration();
        //1,允许任何来源
        corsConfiguration.setAllowedOriginPatterns(Collections.singletonList("*"));
        //2,允许任何请求头
        corsConfiguration.addAllowedHeader(CorsConfiguration.ALL);
        //3,允许任何方法
        corsConfiguration.addAllowedMethod(CorsConfiguration.ALL);
        //4,允许凭证
        corsConfiguration.setAllowCredentials(true);

        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        source.registerCorsConfiguration("/**", corsConfiguration);
        return new CorsFilter(source);
    }
}

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