try {
if ( WebdavEvent.UNCHECKOUT.isEnabled() ) EventDispatcher.getInstance().fireVetoableEvent(WebdavEvent.UNCHECKOUT, new WebdavEvent(this));
VersioningHelper vh = VersioningHelper.getVersioningHelper(
slideToken, token, req, resp, getConfig() );
vh.uncheckout(resourcePath);
}
catch (PreconditionViolationException e) {
sendPreconditionViolation(e);
throw e;
}