spring boot AccessControlAllowOrigin设置多个域名

原文链接：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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我设置的ip是同事的192.168.1.178，是因为他的ip访问我的接口会遭到拦截，我自己的ip不会被拦截，所以不用设置

package com.xgt.config;

import javax.servlet.*;
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;

/**
 * 解决跨域问题
 */
public class SimpleCORSFilter implements Filter {

    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
        HttpServletResponse response = (HttpServletResponse) res;
        String []  allowDomain= {"http://127.0.0.1:1841","http://192.168.1.178"};
        Set<String> allowedOrigins= new HashSet<String>(Arrays.asList(allowDomain));
        String originHeader=((HttpServletRequest) req).getHeader("Origin");
　　　　 if(originHeader==null){
　　　　　　originHeader=((HttpServletRequest) req).getRequestURI();  
}

if (allowedOrigins.contains(originHeader)) { response.setHeader("Access-Control-Allow-Origin", originHeader); response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE"); response.setHeader("Access-Control-Max-Age", "3600"); response.setHeader("Access-Control-Allow-Headers", "content-type, x-requested-with"); response.setHeader("Access-Control-Allow-Credentials", "true"); } chain.doFilter(req, res); } public void init(FilterConfig filterConfig) {} public void destroy() {} }