public static function clearInstance()
{
self::$instance = null;
}
/**
* Get the Group (the project) of this File
*
* @return Object{Group} the group the file belongs to
*/
function getGroup()
{
if (empty($this->group)) {
$pm = ProjectManager::instance();
// retrieve the release the file belongs to
$release_id = $this->getReleaseID();
$release_fact = FRSReleaseFactory::instance();
$release = $release_fact->getFRSReleaseFromDb($release_id, null, null, FRSReleaseDao::INCLUDE_DELETED);
$group_id = $release->getGroupID();
$this->group = $pm->getProject($group_id);
}
return $this->group;
}
