id; } /** * @param int $id * * @return Notification */ public function setId($id) { $this->id = $id; return $this; } /** * @return string */ public function getContent() { return $this->content; } /** * @param string $content * * @return Notification */ public function setContent($content) { $this->content = $content; return $this; } /** * @return string */ public function getExpirationLink() { return $this->expirationLink; } /** * @param string $expirationLink * * @return Notification */ public function setExpirationLink($expirationLink) { $this->expirationLink = $expirationLink; return $this; } /** * @return string */ public function getHash() { return $this->hash; } /** * @param string $hash * * @return Notification */ public function setHash($hash) { $this->hash = $hash; return $this; } /** * @return Course */ public function getCourse() { return $this->course; } /** * @param Course $course * * @return Notification */ public function setCourse($course) { $this->course = $course; return $this; } }