+
+ /**
+ * Find a user by its username.
+ *
+ * @param string $username
+ *
+ * @return User
+ */
+ public function findOneByUserName($username)
+ {
+ return $this->createQueryBuilder('u')
+ ->andWhere('u.username = :username')->setParameter('username', $username)
+ ->getQuery()
+ ->getSingleResult();
+ }