Defines an interface for a class which can update a Drupal project. An Updater currently serves the following purposes:

public Updater::prepareInstallDirectory(&$filetransfer, $directory)

public static UpdaterInterface::getProjectName($directory)

public Module::postUpdateTasks() Returns an

public static Module::canUpdateDirectory($directory)

public static Theme::canUpdate($project_name) Determines

public static Updater::factory($source, $root) Returns

public UpdaterInterface::isInstalled()

public Updater::postInstallTasks() Returns

public static Updater::getProjectTitle($directory) Returns