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spring boot Access-Control-Allow-Origin設定多個域名

原文連結:https://blog.csdn.net/woai671/article/details/115183267

package common;

import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;

@Order(Ordered.HIGHEST_PRECEDENCE)
@WebFilter(filterName = "CorsFilter", urlPatterns = "/*")
public class CorsFilter implements Filter {

@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
HttpServletResponse response = (HttpServletResponse) res;

HttpServletRequest reqs = (HttpServletRequest) req;

String[] allowDomain={"http://127.0.0.1:8080","http://localhost:8080","https://***.***.com"};
Set<String> allowedOrigins=new HashSet<>(Arrays.asList(allowDomain));
String originHeader=reqs.getHeader("Origin");
if(allowedOrigins.contains(originHeader)){
response.setHeader("Access-Control-Allow-Origin",originHeader);
}else{
response.setHeader("Access-Control-Allow-Origin","https://***.***.com");
}

response.setHeader("Access-Control-Allow-Credentials", "false");
response.setHeader("Access-Control-Allow-Methods", "POST, GET, PATCH, DELETE, PUT");
response.setHeader("Access-Control-Max-Age", "3600");
response.setHeader("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
chain.doFilter(req, res);
}

@Override
public void init(FilterConfig filterConfig) {}

@Override
public void destroy() {}

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