SpringBoot入门到精通- 基于filter正则实现 AJAX跨域CorsFilter

设置配置问题

cors.allowedOrigins= http://localhost:4200, https://.*subdomain\\.domain\\.com

基于filter

  

   

    

     

    
    

     

      import org.springframework.beans.factory.annotation.Value;
     
    
   

    

     

    
    

     

      import org.springframework.stereotype.Component;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      import javax.servlet.*;
     
    
   

    

     

    
    

     

      import javax.servlet.http.HttpServletRequest;
     
    
   

    

     

    
    

     

      import javax.servlet.http.HttpServletResponse;
     
    
   

    

     

    
    

     

      import java.io.IOException;
     
    
   

    

     

    
    

     

      import java.util.ArrayList;
     
    
   

    

     

    
    

     

      import java.util.List;
     
    
   

    

     

    
    

     

      import java.util.regex.Matcher;
     
    
   

    

     

    
    

     

      import java.util.regex.Pattern;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      @Component
     
    
   

    

     

    
    

     

      public class CORSFilter implements Filter {
     
    
   

    

     

    
    

     
    @Value("${cors.allowedOrigins}")
     
    
   

    

     

    
    

     
    private String[] allowedOrigins;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    @Override
     
    
   

    

     

    
    

     
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
     
    
   

    

     

    
    

     

                  throws IOException, ServletException {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              HttpServletRequest req = (HttpServletRequest) request;
     
    
   

    

     

    
    

     

              String requestOrigin = req.getHeader("Origin");
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              List<Pattern> allowedOriginsRegex &#
     
    
  
 

文章来源: blog.csdn.net，作者：隔壁老瓦，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/wxb880114/article/details/109208804