Set "view" and "update" permissions on Expando Column for the "Guest" role using Liferay API.

Liferay 6.1 permissions

private static void setExpandoPermissions(long companyId, ExpandoColumn column) {
        
      try {

          Role guestUserRole = RoleLocalServiceUtil.getRole(companyId, RoleConstants.GUEST);

          if (guestUserRole != null) {
                // define actions 
                String[] actionIds = new String[] { ActionKeys.VIEW, ActionKeys.UPDATE };
                // set the permission
                ResourcePermissionLocalServiceUtil.setResourcePermissions(companyId, 
                  ExpandoColumn.class.getName(), ResourceConstants.SCOPE_INDIVIDUAL, 
                  String.valueOf(column.getColumnId()), guestUserRole.getRoleId(), actionIds);
            }
      } catch (PortalException pe) {
...