Java Request 獲取域名

Java Request 獲取域名

request java 域名 

獲取域名，如：http://f0rb.iteye.com/ 

StringBuffer url = request.getRequestURL();
String tempContextUrl = url.delete(url.length() - request.getRequestURI().length(), url.length()).append("/").toString();

獲取帶部署環境上下文的域名，如： http://www.iteye.com/admin/ 

StringBuffer url = request.getRequestURL();
String tempContextUrl = url.delete(url.length() - request.getRequestURI().length(), url.length()).append(request.getServletContext().getContextPath()).append("/").toString();