How to access HttpServletResponse object in an Action Listen

[lagarwal]

I'm new to Seam and would like to find how to access HttpServletResponse object in an Action Listener? some sample code would be really helpful.
thanks
Lalit

[arussel]

FacesContext facesContext = FacesContext.getCurrentInstance();
HttpServletResponse response = (HttpServletResponse) facesContext
 .getExternalContext().getResponse();

alex