版权声明:本文出自艾派儿的博客,转载必须注明出处。 https://blog.csdn.net/ljl940811/article/details/90690818
试了一下可以直接用就解决了前端跨域请求。。。。
package com.ljl.util;
import org.springframework.stereotype.Component;
import javax.servlet.*;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
/**
* 解决ajax跨域问题
* @author yaoshuo
* @version v0.1.0
*/
@Component
public class CORSFilter implements Filter {
public void destroy() {
}
public void doFilter(ServletRequest req, ServletResponse resp, FilterChain chain) throws ServletException, IOException {
HttpServletResponse response = (HttpServletResponse) resp;
response.setHeader("Access-Control-Allow-Origin","*");
response.setHeader("Access-Control-Allow-Method","POST,GET,OPTIONS,DELETE");
response.setHeader("Access-Control-Max-Age","3600");
response.setHeader("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type");
response.setHeader("Access-Control-Allow-Credentials", "true");
chain.doFilter(req,resp);
}
public void init(FilterConfig config) {
}
}