From 55c9af3094dc44763219c586943c001c31e10a73 Mon Sep 17 00:00:00 2001
From: Peter van 't Hof <p.j.van_t_hof@lumc.nl>
Date: Wed, 7 Oct 2015 17:13:57 +0200
Subject: [PATCH] Fix small bug

---
 .../scala/nl/lumc/sasc/biopet/pipelines/mapping/Mapping.scala | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/public/mapping/src/main/scala/nl/lumc/sasc/biopet/pipelines/mapping/Mapping.scala b/public/mapping/src/main/scala/nl/lumc/sasc/biopet/pipelines/mapping/Mapping.scala
index aeff9d559..1495cbf5d 100644
--- a/public/mapping/src/main/scala/nl/lumc/sasc/biopet/pipelines/mapping/Mapping.scala
+++ b/public/mapping/src/main/scala/nl/lumc/sasc/biopet/pipelines/mapping/Mapping.scala
@@ -141,8 +141,8 @@ class Mapping(val root: Configurable) extends QScript with SummaryQScript with S
 
     paired = input_R2.isDefined
 
-    if (readgroupId == null) readgroupId = sampleId.get + "-" + libId.get
-    else if (readgroupId == null) readgroupId = config("readgroup_id")
+    if (readgroupId == null)
+      readgroupId = config("readgroup_id", default = sampleId.get + "-" + libId.get)
 
     if (outputName == null) outputName = readgroupId
 
-- 
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