From 4de3cf9c2589cf33df02da2068d1c048cae0caea Mon Sep 17 00:00:00 2001
From: dolfinus <m.martynov@latera.ru>
Date: Mon, 23 Sep 2019 20:57:38 +0300
Subject: [PATCH] Add mergeNotNull to MapUtil class

---
 src/org/camunda/latera/bss/utils/MapUtil.groovy | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/org/camunda/latera/bss/utils/MapUtil.groovy b/src/org/camunda/latera/bss/utils/MapUtil.groovy
index ec4297a9..6c8145d5 100644
--- a/src/org/camunda/latera/bss/utils/MapUtil.groovy
+++ b/src/org/camunda/latera/bss/utils/MapUtil.groovy
@@ -34,6 +34,18 @@ class MapUtil {
     return (input.keySet() as String[])
   }
 
+  static Map mergeNotNull(Map first, Map second) {
+    LinkedHashMap result = [:]
+    first.each { key, value ->
+      if (value == null && second[key] != null) {
+        result[key] = second[key]
+      } else {
+        result[key] = value
+      }
+    }
+    return result
+  }
+
   static Integer keysCount(Map input) {
     return keysList(input)?.size() ?: 0
   }