/**
* This method writes a <noop/> to the response.
*
* @param context the FacesContext
* @throws IOException
*/
public static void renderNoopResponse(FacesContext context) throws IOException {
ExternalContext external = context.getExternalContext();
Writer writer = ExternalContextUtils.getResponseWriter(external);
Object response = external.getResponse();
if (response instanceof HttpServletResponse) {
HttpServletResponse httpResponse = (HttpServletResponse) response;
// Prevent caching
httpResponse.setHeader("Cache-Control", "no-cache");
httpResponse.setHeader("Pragma", "no-cache");
httpResponse.setHeader("Expires", "-1");
}
XmlResponseWriter xrw = new XmlResponseWriter(writer, "utf-8");
xrw.startDocument();
xrw.startElement("partial-response", null);
xrw.startElement("noop", null);
xrw.endElement("noop");
xrw.endElement("partial-response");
xrw.endDocument();
xrw.close();
}
/** @return true if portlet mode. */
private boolean isPortletMode() {
if (logger.isDebugEnabled()) {
logger.debug("Mode detected in Application");
}
FacesContext fc = FacesContext.getCurrentInstance();
portletMode = ExternalContextUtils.isPortlet(fc.getExternalContext());
if (logger.isDebugEnabled()) {
if (portletMode) {
logger.debug("Portlet mode detected");
} else {
logger.debug("Servlet mode detected");
}
}
return portletMode;
}
