From 1a34a9f7b38555227deb42f3cb509e9df5e03fe0 Mon Sep 17 00:00:00 2001
From: Claudio Atzori <claudio.atzori@isti.cnr.it>
Date: Wed, 11 Aug 2021 15:42:00 +0200
Subject: [PATCH] added public constructor to allow subclassing

---
 .../java/eu/dnetlib/dhp/schema/oaf/utils/CleaningFunctions.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/CleaningFunctions.java b/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/CleaningFunctions.java
index d759114..1d12478 100644
--- a/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/CleaningFunctions.java
+++ b/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/CleaningFunctions.java
@@ -22,7 +22,7 @@ public class CleaningFunctions {
 		PID_BLACKLIST.add("na");
 	}
 
-	private CleaningFunctions() {}
+	public CleaningFunctions() {}
 
 	/**
 	 * Utility method that filter PID values on a per-type basis.