public static function createSystemCache($namespace, $defaultLifetime, $version, $directory, LoggerInterface $logger = null)
{
if (null === self::$apcuSupported) {
self::$apcuSupported = ApcuAdapter::isSupported();
}
if (!self::$apcuSupported && null === self::$phpFilesSupported) {
self::$phpFilesSupported = PhpFilesAdapter::isSupported();
}
if (self::$phpFilesSupported) {
$opcache = new PhpFilesAdapter($namespace, $defaultLifetime, $directory);
if (null !== $logger) {
$opcache->setLogger($logger);
}
return $opcache;
}
$fs = new FilesystemAdapter($namespace, $defaultLifetime, $directory);
if (null !== $logger) {
$fs->setLogger($logger);
}
if (!self::$apcuSupported) {
return $fs;
}
$apcu = new ApcuAdapter($namespace, $defaultLifetime / 5, $version);
if (null !== $logger) {
$apcu->setLogger($logger);
}
return new ChainAdapter(array($apcu, $fs));
}
public function testNonce()
{
$namespace = str_replace('\\', '.', __CLASS__);
$pool1 = new ApcuAdapter($namespace, 0, 'p1');
$item = $pool1->getItem('foo');
$this->assertFalse($item->isHit());
$this->assertTrue($pool1->save($item->set('bar')));
$item = $pool1->getItem('foo');
$this->assertTrue($item->isHit());
$this->assertSame('bar', $item->get());
$pool2 = new ApcuAdapter($namespace, 0, 'p2');
$item = $pool2->getItem('foo');
$this->assertFalse($item->isHit());
$this->assertNull($item->get());
$item = $pool1->getItem('foo');
$this->assertFalse($item->isHit());
$this->assertNull($item->get());
}
public static function createSystemCache($namespace, $defaultLifetime, $nonce, $directory, LoggerInterface $logger = null)
{
$fs = new FilesystemAdapter($namespace, $defaultLifetime, $directory);
if (null !== $logger) {
$fs->setLogger($logger);
}
if (!ApcuAdapter::isSupported()) {
return $fs;
}
$apcu = new ApcuAdapter($namespace, $defaultLifetime / 5, $nonce);
if (null !== $logger) {
$apcu->setLogger($logger);
}
return new ChainAdapter(array($apcu, $fs));
}
/**
* Creates the APCu adapter if applicable.
*
* @param string $namespace
* @param int $defaultLifetime
* @param string $version
* @param LoggerInterface|null $logger
*
* @return AdapterInterface
*
* @throws RuntimeException When the Cache Component isn't available
*/
public static function createCache($namespace, $defaultLifetime, $version, LoggerInterface $logger = null)
{
if (!class_exists('Symfony\\Component\\Cache\\Adapter\\ApcuAdapter')) {
throw new \RuntimeException(sprintf('The Symfony Cache component must be installed to use %s().', __METHOD__));
}
if (!ApcuAdapter::isSupported()) {
return new NullAdapter();
}
$apcu = new ApcuAdapter($namespace, $defaultLifetime / 5, $version);
if (null !== $logger) {
$apcu->setLogger($logger);
}
return $apcu;
}
