* @return
*/
private Map<Object, Object> getResponseData(Number value,
FacesContext facesContext) {
AbstractProgressBarRenderer renderer = (AbstractProgressBarRenderer) this
.getRenderer(facesContext);
Map<Object, Object> map = new HashMap<Object, Object>();
map.put(RendererUtils.HTML.value_ATTRIBUTE, value);
map.put(_interval, this.getInterval());