From 9e8ea8f6ee2a35e5a7e70c3ebeae9636b060cc2b Mon Sep 17 00:00:00 2001
From: miconis <m.debonis991@gmail.com>
Date: Sat, 19 Sep 2020 17:43:41 +0200
Subject: [PATCH] fixed error in the block processor: entities with
 orderField=null were not considered

---
 .../src/main/java/eu/dnetlib/pace/util/BlockProcessor.java      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnet-pace-core/src/main/java/eu/dnetlib/pace/util/BlockProcessor.java b/dnet-pace-core/src/main/java/eu/dnetlib/pace/util/BlockProcessor.java
index b73b28f..f1eefc3 100644
--- a/dnet-pace-core/src/main/java/eu/dnetlib/pace/util/BlockProcessor.java
+++ b/dnet-pace-core/src/main/java/eu/dnetlib/pace/util/BlockProcessor.java
@@ -131,7 +131,7 @@ public class BlockProcessor {
 
             WfConfig wf = dedupConf.getWf();
             final Field fieldsPivot = pivot.values(wf.getOrderField());
-            final String fieldPivot = (fieldsPivot == null) || fieldsPivot.isEmpty() ? null : fieldsPivot.stringValue();
+            final String fieldPivot = (fieldsPivot == null) || fieldsPivot.isEmpty() ? "" : fieldsPivot.stringValue();
 
             if (fieldPivot != null) {
                 int i = 0;