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spring-boot前后端分离跨域问题的解决,主要是使用cors

2018-09-14 08:43 1331 查看

代码如下

@Component
public class CorsConfiguration implements Filter {

public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
HttpServletResponse response = (HttpServletResponse) res;
HttpServletRequest reqs = (HttpServletRequest) req;
response.setHeader("Access-Control-Allow-Origin",reqs.getHeader("Origin"));
response.setHeader("Access-Control-Allow-Credentials", "true");
response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE,HEAD");
response.setHeader("Access-Control-Max-Age", "3600");
response.setHeader("Access-Control-Allow-Headers", "Content-Type");
if (reqs.getMethod().equals("OPTIONS")) {
response.setStatus(response.SC_OK);
response.getWriter().write("OPTIONS returns OK");
return;
}
chain.doFilter(req, res);
}
public void init(FilterConfig filterConfig) {}
public void destroy() {}
}
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