/**
* {@inheritdoc}
*/
public function deleteMulti(array $keys, $cache_bin = '')
{
// No point in performing any action is we're not connected to memcached.
if (empty($this->isConnected)) {
return;
}
// Format every cache key before the request to memcached pool.
$memcached_keys = [];
foreach ($keys as $key) {
$memcached_key = $this->itemKey($key, $cache_bin);
$memcached_keys[$memcached_key] = $key;
}
// Perform preparations for the debug logging.
if (!empty($this->debug)) {
DrupalMemcachedDebug::prepare();
}
// Make a request to delete all cache items.
$result = $this->memcached->deleteMulti(array_keys($memcached_keys));
// Logs the debug entry about the memcached operation.
if (!empty($this->debug)) {
DrupalMemcachedDebug::process('delete', $result, $memcached_keys, $cache_bin, $this->cluster);
}
}
/**
* {@inheritdoc}
*/
public function deleteMulti(array $keys, $cache_bin = '')
{
// No point in performing any action is we're not connected to memcached.
if (empty($this->isConnected)) {
return;
}
// PECL memcache doesn't support multiple deletion of elements, so
// loop through all elements and delete one by one.
foreach ($keys as $key) {
$memcached_key = $this->itemKey($key, $cache_bin);
// Perform preparations for the debug logging.
if (!empty($this->debug)) {
DrupalMemcachedDebug::prepare();
}
$result = $this->memcached->delete($memcached_key);
// Logs the debug entry about the memcached operation.
if (!empty($this->debug)) {
$memcached_keys = [$memcached_key => $key];
DrupalMemcachedDebug::process('delete', $result, $memcached_keys, $cache_bin, $this->cluster);
}
}
}