使用HttpServletRequest获取请求发送方的URL

Question

如何使用HttpServletRequest获取源域？源域是请求者的域.

谢谢.

Answer 1

你可以做任何一件事

// gets client (browser)'s hostname
String host = request.getRemoteHost(); 

要么

// get the server's domain name.
String domain = new URL(request.getRequestURL().toString()).getHost();