Initial xentral_oss_20.3.c9ffacf

classes/Components/Mailer/Config/MailerConfigInterface.php

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Xentral\Components\Mailer\Config;
+
+use Xentral\Components\Mailer\Exception\MailerConfigException;
+
+interface MailerConfigInterface
+{
+    /**
+     * @param string $key
+     * @param mixed  $default
+     *
+     * @return mixed|null @todo: try to use type annotation
+     */
+    public function getConfigValue(string $key, $default = null);
+
+    /**
+     * @throws MailerConfigException
+     *
+     * @return void
+     */
+    public function validate(): void;
+
+    /**
+     * @return array
+     */
+    public function getValues(): array;
+}