Writes a value to the persistent cache immediately.

Parameters

bool $lock: (optional) Whether to acquire a lock before writing to cache. Defaults to TRUE.

Overrides CacheCollector::updateCache

1 call to State::updateCache()

State::set in core/lib/Drupal/Core/State/State.php

Implements \Drupal\Core\Cache\CacheCollectorInterface::set().

File

core/lib/Drupal/Core/State/State.php, line 165

Class

State

Provides the state system using a key value store.

Namespace

Drupal\Core\State

Code

protected function updateCache($lock = TRUE) {
  // For backward compatibility, allow to opt-out of state caching, if cache
  // is not explicitly enabled, there is no need to update it.
  if (Settings::get('state_cache') !== TRUE) {
    return;
  }
  parent::updateCache($lock);
}

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