Springboot 过滤器 解决跨域问题 OriginFilter

package com.fancy.account.filter;

import org.apache.http.HttpStatus;
import org.springframework.stereotype.Component;

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

/**
 * @author Administrator
 */
@Component
public class OriginFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException,
            ServletException {
        HttpServletResponse response = (HttpServletResponse) res;
        if ("OPTIONS".equals(((HttpServletRequest) req).getMethod())) {
            response.setStatus(HttpStatus.SC_NO_CONTENT);
        }
        response.setHeader("Access-Control-Allow-Origin", "*");
        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE,PUT");
        response.setHeader("Access-Control-Max-Age", "3600");
        response.setHeader(
                "Access-Control-Allow-Headers",
                "Origin, No-Cache, X-Requested-With, If-Modified-Since, Pragma, Last-Modified, Cache-Control, Expires, Content-Type, X-E4M-With,token");
        chain.doFilter(req, response);
    }

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