owncloud / mail

	 * @param String $currentUserId

	 * @return \OCA\Mail\Db\Alias

	 */

	public function delete($aliasId, $currentUserId) {

		try {

			$alias = $this->mapper->find($aliasId, $currentUserId);

			$this->mapper->delete($alias);

			return $alias;

		} catch(Exception $e) {

			$this->handleException($e);

		}

	}

	/**

	 * @param int $aliasId

	 * @param String $signature

	 * @return \OCA\Mail\Db\Alias

	 */

	public function updateSignature($aliasId, $currentUserId, $signature) {

		try {

			$alias = $this->mapper->find($aliasId, $currentUserId);

			$alias->setSignature($signature);

			return $this->mapper->update($alias);

		} catch(Exception $e) {

			$this->handleException($e);

		}

	}

}