更新时间:2023-12-04 17:05:28
好的,我找到了. 我使用:
It is OK, I have find. I use :
final HttpServletRequest request =(HttpServletRequest)FacesContext.getCurrentInstance().getExternalContext().getRequest();
final String userAgent = request.getHeader("user-agent");
System.out.println(userAgent);
谢谢您的帮助.