g33/src/main/java/com/fuzamei/config/CrosFilter.java

package com.fuzamei.config;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @file_name: crosFilter
 * @Description：
 * @author: 刘林杰
 * @date: 五月 2018/5/3 9:44
 * @version：
 */
public class CrosFilter implements Filter {

    /**
     * Default constructor.
     */
    public CrosFilter() {
        // TODO Auto-generated constructor stub
    }

    /**
     * @see Filter#destroy()
     */
    @Override
    public void destroy() {
        // TODO Auto-generated method stub
    }

    /**
     * @see Filter#doFilter(ServletRequest, ServletResponse, FilterChain)
     */
    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        // TODO Auto-generated method stub
        // place your code here
        HttpServletResponse response1 = (HttpServletResponse) response;

        HttpServletRequest reqs = (HttpServletRequest) request;

//        response1.setHeader("Access-Control-Allow-Origin",reqs.getHeader("Origin"));
        response1.setHeader("Access-Control-Allow-Credentials", "true");
        response1.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
        response1.setHeader("Access-Control-Max-Age", "3600");
        response1.setHeader("Access-Control-Allow-Headers", "x-requested-with");
        response1.setHeader("Access-Control-Allow-origin", "*");
        response1.setHeader("Access-Control-Allow-Headers", "Authorization,Content-Type");
        chain.doFilter(request, response1);
        // pass the request along the filter chain

    }

    /**
     * @see Filter#init(FilterConfig)
     */
    @Override
    public void init(FilterConfig fConfig) throws ServletException {
        // TODO Auto-generated method stub

    }

}