前后端跨域解决方案

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2022-09-07


CORS policy: No 'Access-Control-Allow-Origin'

package com.jiawa.wiki.config;

import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration
public class CorsConfig implements WebMvcConfigurer {

@Override
public void addCorsMappings(CorsRegistry registry) {
registry.addMapping("/**")//映射请求地址 针对所有的请求地址
.allowedOriginPatterns("*")
.allowedHeaders(CorsConfiguration.ALL)
.allowedMethods(CorsConfiguration.ALL)
.allowCredentials(true)
.maxAge(3600); // 1小时内不需要再预检(发OPTIONS请求)
}
}


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