protected ModelAndView onSubmit(
HttpServletRequest request,
HttpServletResponse response,
Object command,
BindException errors)
throws Exception {
AddPermission addPermission = (AddPermission) command;
PrincipalSid sid = new PrincipalSid(addPermission.getRecipient());
Permission permission = BasePermission.buildFromMask(addPermission.getPermission().intValue());
try {
contactManager.addPermission(addPermission.getContact(), sid, permission);
} catch (DataAccessException existingPermission) {
existingPermission.printStackTrace();
errors.rejectValue("recipient", "err.recipientExistsForContact", "Addition failure.");
return showForm(request, response, errors);
}
return new ModelAndView(new RedirectView(getSuccessView()));
}