From c3114ba0aeaada891ff13de4c3e4f6469b40ba99 Mon Sep 17 00:00:00 2001
From: Enrico Ottonello <enrico.ottonello@isti.cnr.it>
Date: Thu, 22 Oct 2020 14:21:31 +0200
Subject: [PATCH] replaced null as return value with a more safe empty string

---
 .../dnetlib/doiboost/orcidnodoi/SparkGenEnrichedOrcidWorks.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/orcidnodoi/SparkGenEnrichedOrcidWorks.java b/dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/orcidnodoi/SparkGenEnrichedOrcidWorks.java
index b984ee2b29..24f0f7a87b 100644
--- a/dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/orcidnodoi/SparkGenEnrichedOrcidWorks.java
+++ b/dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/orcidnodoi/SparkGenEnrichedOrcidWorks.java
@@ -167,6 +167,6 @@ public class SparkGenEnrichedOrcidWorks {
 				return name.getAsString();
 			}
 		}
-		return null;
+		return new String("");
 	}
 }