Revize d411f143

re #8014 Login into app + session for user.

src/main/java/vldc/aswi/dao/UserRepository.java

@@ -16 +16 @@
      * @return User if ID is present in database.
      */
     User getById(Long Id);
+
+    /**
+     * Find User by his username.
+     * @param username user's username.
+     * @return User if username is presented in database.
+     */
+    User findByUsername(String username);
 }