From ff2c96e553f35c0be26e0060421fbbfa52efc183 Mon Sep 17 00:00:00 2001
From: Thomas Gelf <thomas@gelf.net>
Date: Fri, 13 Nov 2015 15:09:15 +0100
Subject: [PATCH] DataviewExtensionHook: we always want an array

This way implementors do not need to care
---
 .../library/Monitoring/Hook/DataviewExtensionHook.php    | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/modules/monitoring/library/Monitoring/Hook/DataviewExtensionHook.php b/modules/monitoring/library/Monitoring/Hook/DataviewExtensionHook.php
index 61b46a81b..cb0269219 100644
--- a/modules/monitoring/library/Monitoring/Hook/DataviewExtensionHook.php
+++ b/modules/monitoring/library/Monitoring/Hook/DataviewExtensionHook.php
@@ -5,5 +5,12 @@ namespace Icinga\Module\Monitoring\Hook;
 
 abstract class DataviewExtensionHook
 {
-    abstract public function getAdditionalQueryColumns($queryName);
+    public function getAdditionalQueryColumns($queryName)
+    {
+        $cols = $this->provideAdditionalQueryColumns($queryName);
+
+        return $cols;
+    }
+
+    abstract public function provideAdditionalQueryColumns($queryName);
 }