拼写网站路径

public String getPath() {
   int port = request().getServerPort();
   String portStr = "";
   if(port != 80){
      portStr = ":"+port; 
   }
   String path = request().getScheme() + "://" + request().getServerName()
   + portStr + request().getContextPath()
   + "/";
   return path;
}

protected HttpServletRequest request(){
   return ServletActionContext.getRequest();
}