From 68b3e2c71a9279363d9498e39b90724dd72e30e0 Mon Sep 17 00:00:00 2001
From: Luca Frosini <luca.frosini@isti.cnr.it>
Date: Wed, 14 Apr 2021 15:08:11 +0200
Subject: [PATCH] backported fixes

---
 .../org/gcube/gcat/oldutils/Validator.java    | 20 +++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/src/main/java/org/gcube/gcat/oldutils/Validator.java b/src/main/java/org/gcube/gcat/oldutils/Validator.java
index c49250d..9f23d8d 100644
--- a/src/main/java/org/gcube/gcat/oldutils/Validator.java
+++ b/src/main/java/org/gcube/gcat/oldutils/Validator.java
@@ -174,16 +174,20 @@ public class Validator {
 					int lowerBound = entry.getValue();
 					
 					// int upperBound = fieldsMandatoryUpperBoundMap.get(entry.getKey());
-					String maxOccurs = metadataFieldMap.get(entry.getKey()).getMaxOccurs();
 					int upperBound = Integer.MAX_VALUE;
-					if(maxOccurs.compareTo("*")==0) {
-						upperBound = Integer.MAX_VALUE;
-					}else {
-						try {
-							upperBound = Integer.valueOf(maxOccurs);
-						}catch (Exception e) {
-							
+					try {
+						String maxOccurs = metadataFieldMap.get(entry.getKey()).getMaxOccurs();
+						if(maxOccurs==null || maxOccurs.compareTo("*")==0) {
+							upperBound = Integer.MAX_VALUE;
+						}else {
+							try {
+								upperBound = Integer.valueOf(maxOccurs);
+							}catch (Exception e) {
+								
+							}
 						}
+					}catch (Exception e) {
+						upperBound = Integer.MAX_VALUE;
 					}
 					
 					int inserted = numberFieldsMandatorySameKeyMap.get(entry.getKey());