code: static String getFullyQualifiedComponentId(FacesContext context, UIComponent component) {
          return getFullyQualifiedComponentId(context, component, true);
      }
docs: Returns the fully qualified (absolute) ID of {@code component}.
  
  @param context a {@link FacesContext}
  @param component {@link UIComponent} to return the ID for
  @return a fully qualified ID