Method getInstance

/**
 * Returns a reference to a cache adapter object, always creating it
 *
 * @param   string  $type     The cache object type to instantiate; default is output.
 * @param   array   $options  Array of options
 *
 * @return  CacheController
 *
 * @since       1.7.0
 * @throws      \RuntimeException
 * @deprecated  5.0 Use the cache controller factory instead
 */
public static function getInstance($type = 'output', $options = array())
{
    @trigger_error(sprintf('%s() is deprecated. The cache controller should be fetched from the factory.', __METHOD__), E_USER_DEPRECATED);
    try {
        return Factory::getContainer()->get(CacheControllerFactoryInterface::class)->createCacheController($type, $options);
    } catch (\RuntimeException $e) {
        $type = strtolower(preg_replace('/[^A-Z0-9_\\.-]/i', '', $type));
        $class = 'JCacheController' . ucfirst($type);
        if (!class_exists($class)) {
            // Search for the class file in the Cache include paths.
            $path = Path::find(self::addIncludePath(), strtolower($type) . '.php');
            if ($path !== false) {
                \JLoader::register($class, $path);
            }
            // The class should now be loaded
            if (!class_exists($class)) {
                throw new \RuntimeException('Unable to load Cache Controller: ' . $type, 500);
            }
            // Only trigger a deprecation notice if the file and class are found
            @trigger_error('Support for including cache controllers using path lookup is deprecated and will be removed in 5.0.' . ' Use a custom cache controller factory instead.', E_USER_DEPRECATED);
        }
        return new $class($options);
    }
}