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<?php
/*
* This file is part of the Pagerfanta package.
*
* (c) Pablo Díez <[email protected]>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Pagerfanta\Adapter;
use Pagerfanta\Exception\InvalidArgumentException;
/**
* @author Adrien Brault <[email protected]>
class CallbackAdapter implements AdapterInterface
{
private $getNbResultsCallback;
private $getSliceCallback;
* @param callable $getNbResultsCallback
* @param callable $getSliceCallback
public function __construct($getNbResultsCallback, $getSliceCallback)
if (!is_callable($getNbResultsCallback)) {
throw new InvalidArgumentException('$getNbResultsCallback should be a callable');
}
if (!is_callable($getSliceCallback)) {
throw new InvalidArgumentException('$getSliceCallback should be a callable');
$this->getNbResultsCallback = $getNbResultsCallback;
$this->getSliceCallback = $getSliceCallback;
* {@inheritdoc}
public function getNbResults()
return call_user_func($this->getNbResultsCallback);
public function getSlice($offset, $length)
return call_user_func($this->getSliceCallback, $offset, $length);
whiteoctober /
Pagerfanta
