throws Exception {
Map<String, TemplateVariableGroup> templateVariableGroups =
super.getTemplateVariableGroups(classPK, language, locale);
TemplateVariableGroup templateVariableGroup =
templateVariableGroups.get("fields");
templateVariableGroup.empty();
templateVariableGroup.addCollectionVariable(
"locations", List.class, PortletDisplayTemplateConstants.ENTRIES,
"location", Location.class, "curLocation", "name");
return templateVariableGroups;
}