java请求头Headers添加其他参数

Posted 2023-01-13 java李杨勇

package com.railway.core.utils;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebFilter("/*")
public class CORSFilter implements Filter 
    public CORSFilter() 
    
    public void destroy() 
    
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException 
        //设置跨域请求
        HttpServletResponse response = (HttpServletResponse) res;
            response.setHeader("Access-Control-Allow-Origin", "*");
            response.setHeader("Access-Control-Allow-Methods", "POST,GET,OPTIONS,DELETE,HEAD,PUT,PATCH");
            response.setHeader("Access-Control-Max-Age", "36000");
            response.setHeader("Access-Control-Allow-Headers", "lineId,Origin, X-Requested-With, Content-Type, Accept,Authorization,authorization");
            response.setHeader("Access-Control-Allow-Credentials","true");
        chain.doFilter(req, response);
    
    public void init(FilterConfig fConfig) throws ServletException