RequestHelper helper = new DefaultRequestHelper((HttpServletRequest) pageContext.getRequest(),
(HttpServletResponse) pageContext.getResponse());
Href basehref = helper.getHref();
Href href = new Href("");
href.setParameterMap(basehref.getParameterMap());
href.addParameter(PrintLinkTag.PRINT_PARAMETER_NAME,"");
setHref(href.toString());
return super.doStartTag();
}
}