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vendor/maatwebsite/excel/src/Events/Event.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Maatwebsite\Excel\Events;
+
+abstract class Event
+{
+    /**
+     * @return object
+     */
+    abstract public function getConcernable();
+
+    /**
+     * @return mixed
+     */
+    abstract public function getDelegate();
+
+    /**
+     * @param string $concern
+     *
+     * @return bool
+     */
+    public function appliesToConcern(string $concern): bool
+    {
+        return $this->getConcernable() instanceof $concern;
+    }
+}