class DbCacheClassLoader in X Autoload 7.5

A class loader decorator using Drupal's native db cache.

Hierarchy

• class \Drupal\xautoload\ClassLoader\AbstractClassLoader implements ClassLoaderInterface
  • class \Drupal\xautoload\ClassLoader\AbstractClassLoaderDecorator
    • class \Drupal\xautoload\ClassLoader\AbstractQueuedCachedClassLoader implements CacheManagerObserverInterface
      • class \Drupal\xautoload\ClassLoader\DbCacheClassLoader

1 file declares its use of DbCacheClassLoader

xautoload.module in ./xautoload.module

File

src/ClassLoader/DbCacheClassLoader.php, line 12

Namespace

Drupal\xautoload\ClassLoader

class DbCacheClassLoader extends AbstractQueuedCachedClassLoader {

  /**
   * @var string
   */
  private $cacheName;

  /**
   * @param string $prefix
   *
   * @return string[]
   */
  protected function loadClassFiles($prefix) {
    $this->cacheName = 'xautoload_db_cache:' . $prefix;
    $cached = cache_get($this->cacheName);
    return isset($cached->data) ? $cached->data : array();
  }

  /**
   * @param string[] $toBeAdded
   * @param string[] $toBeRemoved
   *
   * @return string[]
   */
  protected function updateClassFiles($toBeAdded, $toBeRemoved) {
    $class_files = $toBeAdded;

    // Other requests may have already written to the cache, so we get an up to
    // date version.
    $cached = cache_get($this->cacheName);
    if (isset($cached->data)) {
      $class_files += $cached->data;
      foreach ($toBeRemoved as $class => $file) {
        if (isset($class_files[$class]) && $class_files[$class] === $file) {
          unset($class_files[$class]);
        }
      }
    }
    cache_set($this->cacheName, $class_files);
    return $class_files;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AbstractClassLoader::register		function	Registers this instance as an autoloader. Overrides ClassLoaderInterface::register
AbstractClassLoader::unregister		function	Unregister from the spl autoload stack. Overrides ClassLoaderInterface::unregister
AbstractClassLoaderDecorator::$finder	protected	property
AbstractClassLoaderDecorator::setFinder		function	Replace the finder with another one.
AbstractClassLoaderDecorator::__construct	protected	function
AbstractQueuedCachedClassLoader::$classFiles	private	property
AbstractQueuedCachedClassLoader::$n	private	property
AbstractQueuedCachedClassLoader::$nMax	private	property
AbstractQueuedCachedClassLoader::$toBeAdded	private	property
AbstractQueuedCachedClassLoader::$toBeDeleted	private	property
AbstractQueuedCachedClassLoader::create	static	function	This method has side effects, so it is not the constructor.
AbstractQueuedCachedClassLoader::loadClass		function	Callback for class loading. This will include ("require") the file found. Overrides AbstractClassLoaderDecorator::loadClass
AbstractQueuedCachedClassLoader::setCachePrefix		function	Set the new cache prefix after a flush cache. Overrides CacheManagerObserverInterface::setCachePrefix
DbCacheClassLoader::$cacheName	private	property
DbCacheClassLoader::loadClassFiles	protected	function	Overrides AbstractQueuedCachedClassLoader::loadClassFiles
DbCacheClassLoader::updateClassFiles	protected	function	Overrides AbstractQueuedCachedClassLoader::updateClassFiles