Memcached Profiler Storage
@author Andrej Hudec <pulzarraider@gmail.com>
Expanded class hierarchy of MemcachedProfilerStorage
class MemcachedProfilerStorage extends BaseMemcacheProfilerStorage {
/**
* @var Memcached
*/
private $memcached;
/**
* Internal convenience method that returns the instance of the Memcached
*
* @return Memcached
*
* @throws \RuntimeException
*/
protected function getMemcached() {
if (null === $this->memcached) {
if (!preg_match('#^memcached://(?(?=\\[.*\\])\\[(.*)\\]|(.*)):(.*)$#', $this->dsn, $matches)) {
throw new \RuntimeException(sprintf('Please check your configuration. You are trying to use Memcached with an invalid dsn "%s". The expected format is "memcached://[host]:port".', $this->dsn));
}
$host = $matches[1] ?: $matches[2];
$port = $matches[3];
$memcached = new Memcached();
//disable compression to allow appending
$memcached
->setOption(Memcached::OPT_COMPRESSION, false);
$memcached
->addServer($host, $port);
$this->memcached = $memcached;
}
return $this->memcached;
}
/**
* Set instance of the Memcached
*
* @param Memcached $memcached
*/
public function setMemcached($memcached) {
$this->memcached = $memcached;
}
/**
* {@inheritdoc}
*/
protected function getValue($key) {
return $this
->getMemcached()
->get($key);
}
/**
* {@inheritdoc}
*/
protected function setValue($key, $value, $expiration = 0) {
return $this
->getMemcached()
->set($key, $value, time() + $expiration);
}
/**
* {@inheritdoc}
*/
protected function delete($key) {
return $this
->getMemcached()
->delete($key);
}
/**
* {@inheritdoc}
*/
protected function appendValue($key, $value, $expiration = 0) {
$memcached = $this
->getMemcached();
if (!($result = $memcached
->append($key, $value))) {
return $memcached
->set($key, $value, $expiration);
}
return $result;
}
}