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<?php
/*
* This file is part of the Predis package.
*
* (c) Daniele Alessandri <suppakilla@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Predis\Protocol\Text;
use Predis\CommunicationException;
use Predis\Connection\ComposableConnectionInterface;
use Predis\Protocol\ProtocolException;
use Predis\Protocol\ResponseHandlerInterface;
/**
* Implements a response handler for bulk replies using the standard wire
* protocol defined by Redis.
*
* @link http://redis.io/topics/protocol
* @author Daniele Alessandri <suppakilla@gmail.com>
*/
class ResponseBulkHandler implements ResponseHandlerInterface
{
/**
* Handles a bulk reply returned by Redis.
*
* @param ComposableConnectionInterface $connection Connection to Redis.
* @param string $lengthString Bytes size of the bulk reply.
* @return string
*/
public function handle(ComposableConnectionInterface $connection, $lengthString)
{
$length = (int) $lengthString;
if ("$length" !== $lengthString) {
CommunicationException::handle(new ProtocolException(
$connection, "Cannot parse '$lengthString' as bulk length"
));
}
if ($length >= 0) {
return substr($connection->readBytes($length + 2), 0, -2);
}
if ($length == -1) {
return null;
}
}
}
|
Revision |
Author |
Commited |
Message |
1464
|
MOliva
|
Tue 13 Oct, 2020 11:16:56 +0000 |
|