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CacheDataCollector.php
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CacheDataCollector.php
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<?php
namespace Tedivm\StashBundle\Collector;
use Symfony\Component\HttpKernel\DataCollector\DataCollector;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Stash\Cache;
use Stash\Handlers;
/**
* Collects data stored in the static variables of the Stash class for use in profiling/debugging. Currently
* records total cache calls and returns, along with calls and returns on each individual cache node.
*
* @author Josh Hall-Bachner <jhallbachner@gmail.com>
*/
class CacheDataCollector extends DataCollector
{
protected $defaultCache;
protected $cacheNames;
protected $cacheOptions;
protected $loggers = array();
public function __construct($default, $caches, $options)
{
$this->defaultCache = $default;
$this->cacheNames = $caches;
$this->cacheOptions = $options;
}
public function addLogger($logger)
{
$this->loggers[] = $logger;
}
public function collect(Request $request, Response $response, \Exception $exception = null)
{
$info = array('calls' => 0, 'hits' => 0);
foreach($this->loggers as $logger) {
$name = $logger->getName();
$calls = $logger->getCalls();
$hits = $logger->getHits();
$info['calls'] += $calls;
$info['hits'] += $hits;
$info['caches'][$name]['options'] = $this->cacheOptions[$name];
$info['caches'][$name]['queries'] = $logger->getQueries();
$info['caches'][$name]['calls'] = $calls;
$info['caches'][$name]['hits'] = $hits;
}
$handlers = Handlers::getHandlers();
foreach($handlers as $handler) {
$pieces = explode('\\', $handler);
$info['availableHandlers'][] = array_pop($pieces);
}
$info['availableHandlers'] = join(', ', $info['availableHandlers']);
$info['default'] = $this->defaultCache;
$this->data = $info;
}
public function getCalls()
{
return $this->data['calls'];
}
public function getHits()
{
return $this->data['hits'];
}
public function gethandlers()
{
return $this->data['availableHandlers'];
}
public function getCaches()
{
return $this->data['caches'];
}
public function getDefault()
{
return $this->data['default'];
}
public function getname()
{
return 'stash';
}
}