From b093ba9dcc54bda5d5936cb8807010a563a90f3b Mon Sep 17 00:00:00 2001
From: Eric Banks <ebanks@broadinstitute.org>
Date: Wed, 6 Jun 2012 15:17:30 -0400
Subject: [PATCH] Stabilized NGSPlatform code: don't assume all reads have read
 groups (e.g. artificial SAM records)

---
 public/java/src/org/broadinstitute/sting/utils/NGSPlatform.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/public/java/src/org/broadinstitute/sting/utils/NGSPlatform.java b/public/java/src/org/broadinstitute/sting/utils/NGSPlatform.java
index 597dc4803..504704e55 100644
--- a/public/java/src/org/broadinstitute/sting/utils/NGSPlatform.java
+++ b/public/java/src/org/broadinstitute/sting/utils/NGSPlatform.java
@@ -81,6 +81,7 @@ public enum NGSPlatform {
      * @return an NGSPlatform object matching the PL field of the header, of UNKNOWN if there was no match
      */
     public static final NGSPlatform fromReadGroup(SAMReadGroupRecord rg) {
+        if ( rg == null ) return UNKNOWN;
         return fromReadGroupPL(rg.getPlatform());
     }