function AbstractQueuedCachedClassLoader::loadClass in X Autoload 7.5

Callback for class loading. This will include ("require") the file found.

Parameters

string $class: The class to load.

Overrides AbstractClassLoaderDecorator::loadClass

File

src/ClassLoader/AbstractQueuedCachedClassLoader.php, line 75

Class

AbstractQueuedCachedClassLoader

Bass class for cached class loader decorators where cache entries cannot be written one by one, but have to be written all at once instead.

Namespace

Drupal\xautoload\ClassLoader

Code

function loadClass($class) {

  // Look if the cache has anything for this class.
  if (isset($this->classFiles[$class])) {
    $file = $this->classFiles[$class];

    // The is_file() check may cost around 0.0045 ms per class file, but this
    // depends on your system of course.
    if (is_file($file)) {
      require $file;
      return;
    }
    $this->toBeDeleted[$class] = $file;
    unset($this->classFiles[$class]);
    ++$this->n;
  }

  // Resolve cache miss.
  $api = new LoadClassGetFileInjectedApi($class);
  if ($this->finder
    ->apiFindFile($api, $class)) {

    // Queue the result for the cache.
    $this->toBeAdded[$class] = $this->classFiles[$class] = $api
      ->getFile();
    ++$this->n;
  }

  // Save the cache if enough has been queued up.
  if ($this->n >= $this->nMax) {
    $this->classFiles = $this
      ->updateClassFiles($this->toBeAdded, $this->toBeDeleted);
    $this->toBeDeleted = array();
    $this->toBeAdded = array();
    $this->nMax *= 2;
    $this->n = 0;
  }
}