/**
* Return the number of documents that were inserted.
*
* This method should only be called if the write was acknowledged.
*
* @see InsertManyResult::isAcknowledged()
* @return integer
* @throws BadMethodCallException is the write result is unacknowledged
*/
public function getInsertedCount()
{
if ($this->isAcknowledged) {
return $this->writeResult->getInsertedCount();
}
throw BadMethodCallException::unacknowledgedWriteResultAccess(__METHOD__);
}
/**
* Return the ID of the document inserted by an upsert operation.
*
* This value is undefined (i.e. null) if an upsert did not take place.
*
* This method should only be called if the write was acknowledged.
*
* @see UpdateResult::isAcknowledged()
* @return mixed|null
* @throws BadMethodCallException is the write result is unacknowledged
*/
public function getUpsertedId()
{
if ($this->isAcknowledged) {
foreach ($this->writeResult->getUpsertedIds() as $id) {
return $id;
}
return null;
}
throw BadMethodCallException::unacknowledgedWriteResultAccess(__METHOD__);
}
/**
* Not supported.
*
* @see http://php.net/arrayaccess.offsetunset
* @throws BadMethodCallException
*/
public function offsetUnset($key)
{
throw BadMethodCallException::classIsImmutable(__CLASS__);
}