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<?php
namespace MongoDB\Model;
use MongoDB\BSON\Serializable;
use MongoDB\BSON\Unserializable;
use ArrayObject;
/**
* Model class for a BSON array.
*
* The internal data will be filtered through array_values() during BSON
* serialization to ensure that it becomes a BSON array.
*
* @api
*/
class BSONArray extends ArrayObject implements Serializable, Unserializable
{
/**
* Factory method for var_export().
*
* @see http://php.net/oop5.magic#object.set-state
* @see http://php.net/var-export
* @param array $properties
* @return self
*/
public static function __set_state(array $properties)
{
$array = new static;
$array->exchangeArray($properties);
return $array;
}
/**
* Serialize the array to BSON.
*
* The array data will be numerically reindexed to ensure that it is stored
* as a BSON array.
*
* @see http://php.net/mongodb-bson-serializable.bsonserialize
* @return array
*/
public function bsonSerialize()
{
return array_values($this->getArrayCopy());
}
/**
* Unserialize the document to BSON.
*
* @see http://php.net/mongodb-bson-unserializable.bsonunserialize
* @param array $data Array data
*/
public function bsonUnserialize(array $data)
{
self::__construct($data);
}
}