Determine the expiration time of the cache type, or NULL if no expire.

Plugins must override this to implement expiration.

Parameters

$type: The cache type, either 'query', 'result'.

Overrides CachePluginBase::cacheExpire

File

core/modules/views/src/Plugin/views/cache/Time.php, line 164

Class

Time

Simple caching of query results for Views displays.

Namespace

Drupal\views\Plugin\views\cache

Code

protected function cacheExpire($type) {
  $lifespan = $this->getLifespan($type);
  if ($lifespan) {
    $cutoff = REQUEST_TIME - $lifespan;
    return $cutoff;
  }
  else {
    return FALSE;
  }
}

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