/**
* {@inheritdoc}
*/
public function remove($key)
{
// TODO: If the keys are persistent as well (not yet implemented)
// and the collection is not initialized and orphanRemoval is
// not used we can issue a straight SQL delete/update on the
// association (table). Without initializing the collection.
$this->_initialize();
$removed = $this->_coll->remove($key);
if ($removed) {
$this->_changed();
if ($this->_association !== null && $this->_association->isOneToMany() && $this->_association->orphanRemoval) {
$this->_em->getUnitOfWork()->scheduleOrphanRemoval($removed);
}
}
return $removed;
}
/**
* {@inheritdoc}
*/
public function clear()
{
if ($this->initialized && $this->isEmpty()) {
return;
}
if ($this->association->isOneToMany() && $this->association->orphanRemoval) {
foreach ($this->coll as $element) {
$this->em->getUnitOfWork()->scheduleOrphanRemoval($element);
}
}
$this->coll->clear();
if ($this->association->isOwningSide) {
$this->changed();
$this->em->getUnitOfWork()->scheduleCollectionDeletion($this);
$this->takeSnapshot();
}
}
/**
* Adds an element to the collection.
*
* @param mixed $value
* @param string $key
* @return boolean Always TRUE.
* @override
*/
public function add($value)
{
parent::add($value);
if ($this->_hydrationFlag) {
if ($this->_backRefFieldName) {
// Set back reference to owner
if ($this->_association->isOneToMany()) {
$this->_typeClass->getReflectionProperty($this->_backRefFieldName)->setValue($value, $this->_owner);
} else {
// ManyToMany
$this->_typeClass->getReflectionProperty($this->_backRefFieldName)->getValue($value)->add($this->_owner);
}
}
} else {
$this->_changed();
}
return true;
}
