at the end of the day, it was inevitable

src/AppBundle/Configuration/ConfigurationParameterInterface.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace AppBundle\Configuration;
+
+/**
+ * Interface ConfigurationParameterInterface
+ * @package AppBundle\Configuration
+ */
+interface ConfigurationParameterInterface
+{
+
+    /**
+     * Get parameter section.
+     *
+     * @return string
+     */
+    public function getSection();
+
+    /**
+     * Get parameter name.
+     *
+     * @return string
+     */
+    public function getName();
+
+    /**
+     * Get parameter title.
+     *
+     * @return string
+     */
+    public function getTitle();
+
+    /**
+     * Get parameter value.
+     *
+     * @param mixed $value Parameter value.
+     *
+     * @return ConfigurationParameterInterface
+     */
+    public function setValue($value);
+
+    /**
+     * Get parameter value.
+     *
+     * @return mixed
+     */
+    public function getValue();
+}