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ListPopFirstBlocking.php
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ListPopFirstBlocking.php
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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\Command;
/**
* @link http://redis.io/commands/blpop
* @author Daniele Alessandri <suppakilla@gmail.com>
*/
class ListPopFirstBlocking extends AbstractCommand implements PrefixableCommandInterface
{
/**
* {@inheritdoc}
*/
public function getId()
{
return 'BLPOP';
}
/**
* {@inheritdoc}
*/
protected function filterArguments(Array $arguments)
{
if (count($arguments) === 2 && is_array($arguments[0])) {
list($arguments, $timeout) = $arguments;
array_push($arguments, $timeout);
}
return $arguments;
}
/**
* {@inheritdoc}
*/
public function prefixKeys($prefix)
{
PrefixHelpers::skipLast($this, $prefix);
}
/**
* {@inheritdoc}
*/
protected function canBeHashed()
{
return $this->checkSameHashForKeys(
array_slice(($args = $this->getArguments()), 0, count($args) - 1)
);
}
}