Retrieves a cache context service from the container.

Parameters

string $context_id: The context ID, which together with the service ID prefix allows the corresponding cache context service to be retrieved.

Return value

\Drupal\Core\Cache\Context\CacheContextInterface The requested cache context service.

2 calls to CacheContextsManager::getService()

CacheContextsManager::convertTokensToKeys in core/lib/Drupal/Core/Cache/Context/CacheContextsManager.php

Converts cache context tokens to cache keys.

CacheContextsManager::getLabels in core/lib/Drupal/Core/Cache/Context/CacheContextsManager.php

Provides an array of available cache context labels.

File

core/lib/Drupal/Core/Cache/Context/CacheContextsManager.php, line 221

Class

CacheContextsManager

Converts cache context tokens into cache keys.

Namespace

Drupal\Core\Cache\Context

Code

protected function getService($context_id) {
  return $this->container
    ->get('cache_context.' . $context_id);
}

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