chore: create interface for the event manager

Author: AndreaGiulianelli

src/env/application/controller/manager/EventManager.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2023. Smart Operating Block
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+package application.controller.manager;
+
+import application.presenter.event.model.Event;
+
+import java.util.function.Consumer;
+
+/**
+ * Interface that models a manager that is able to obtain event from the external.
+ */
+public interface EventManager {
+    /**
+     * Method used to consume events via polling providing a consumer to process them.
+     * @param eventConsumer the consumer used to consume the event.
+     */
+    void poll(Consumer<Event<?>> eventConsumer);
+}