From cd379eb5e324ade3ee6ff2448e2cb18870bca490 Mon Sep 17 00:00:00 2001
From: Claudio Atzori <claudio.atzori@isti.cnr.it>
Date: Mon, 25 Jan 2021 18:11:49 +0100
Subject: [PATCH] [Cleaning] trying to avoid NPEs, this time by ruling out
 authors without a defined fullname

---
 .../eu/dnetlib/dhp/oa/graph/clean/CleaningFunctions.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/clean/CleaningFunctions.java b/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/clean/CleaningFunctions.java
index 1d0e35125..7a12a92d6 100644
--- a/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/clean/CleaningFunctions.java
+++ b/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/clean/CleaningFunctions.java
@@ -190,6 +190,15 @@ public class CleaningFunctions {
 				}
 			}
 			if (Objects.nonNull(r.getAuthor())) {
+				r
+					.setAuthor(
+						r
+							.getAuthor()
+							.stream()
+							.filter(a -> Objects.nonNull(a))
+							.filter(a -> StringUtils.isNotBlank(StringUtils.trim(a.getFullname())))
+							.collect(Collectors.toList()));
+
 				boolean nullRank = r
 					.getAuthor()
 					.stream()