From 09c624a249545cb249a525af96b5b263b9de3226 Mon Sep 17 00:00:00 2001
From: Owen Stephens <owen@ostephens.com>
Date: Thu, 14 Jun 2018 12:24:30 +0100
Subject: [PATCH] Updated `null`.toString() to return an empty string as per
 #1635

---
 main/src/com/google/refine/util/StringUtils.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/main/src/com/google/refine/util/StringUtils.java b/main/src/com/google/refine/util/StringUtils.java
index f2e69715a..f9f5821d0 100644
--- a/main/src/com/google/refine/util/StringUtils.java
+++ b/main/src/com/google/refine/util/StringUtils.java
@@ -17,7 +17,7 @@ public class StringUtils {
             OffsetDateTime odt = (OffsetDateTime)o;
             return odt.format(DateTimeFormatter.ofPattern(DEFAULT_PATTERN));
         } else if (o == null) {
-            return "null";
+            return "";
         } else {
             return o.toString();
         }