c.addWantedField("module_execution", "experimenter");
    public static Criteria buildExtendedCategoryGroupCriteria(int groupID)    {        Criteria c = buildCategoryGroupCriteria(groupID);        c.addWantedField("Name");        c.addWantedField("Description");        c.addWantedField("CategoryList");        c.addWantedField("module_execution");                c.addWantedField("CategoryList", "Name");        c.addWantedField("CategoryList", "ClassificationList");                c.addWantedField("CategoryList.ClassificationList", "Valid");        c.addWantedField("CategoryList.ClassificationList", "image");                c.addWantedField("CategoryList", "module_execution");        c.addWantedField("CategoryList.module_execution", "experimenter");                c.addWantedField("CategoryList.ClassificationList", "module_execution");                c.addWantedField("CategoryList.ClassificationList.module_execution",                             "experimenter");        //Specify which fields we want for the owner.        //group mex        c.addWantedField("module_execution", "experimenter");        if (groupID != -1) c.addFilter("id", new Integer(groupID));        return c;    }