Updated examples

examples/src/Repositories/UserRepository.php

@@ -0,0 +1,22 @@
+<?php
+namespace OAuth2ServerExamples\Repositories;
+
+use League\OAuth2\Server\Entities\Interfaces\UserEntityInterface;
+use League\OAuth2\Server\Repositories\UserRepositoryInterface;
+use OAuth2ServerExamples\Entities\UserEntity;
+
+class UserRepository implements UserRepositoryInterface
+{
+    /**
+     * Get a user
+     *
+     * @param string $username
+     * @param string $password
+     *
+     * @return UserEntityInterface
+     */
+    public function getByCredentials($username, $password)
+    {
+        return new UserEntity();
+    }
+}