private function getMaxPosition(SortableAdapter $ea, $meta, $config, $object, array $groups = array())
{
$em = $ea->getObjectManager();
$uow = $em->getUnitOfWork();
$maxPos = null;
// Get groups
if (!sizeof($groups)) {
$groups = $this->getGroups($meta, $config, $object);
}
// Get hash
$hash = $this->getHash($groups, $config);
// Check for cached max position
if (isset($this->maxPositions[$hash])) {
return $this->maxPositions[$hash];
}
// Check for groups that are associations. If the value is an object and is
// scheduled for insert, it has no identifier yet and is obviously new
// see issue #226
foreach ($groups as $val) {
if (is_object($val) && ($uow->isScheduledForInsert($val) || !$em->getMetadataFactory()->isTransient(ClassUtils::getClass($val)) && $uow::STATE_MANAGED !== $ea->getObjectState($uow, $val))) {
return -1;
}
}
$maxPos = $ea->getMaxPosition($config, $meta, $groups);
if (is_null($maxPos)) {
$maxPos = -1;
}
return intval($maxPos);
}