From 941b47eb142e450f17cb9c70217d0cc6500278ae Mon Sep 17 00:00:00 2001
From: Luca Frosini <luca.frosini@isti.cnr.it>
Date: Fri, 21 Apr 2023 17:01:22 +0200
Subject: [PATCH] Fixed method

---
 .../java/org/gcube/informationsystem/utils/TypeUtility.java  | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/java/org/gcube/informationsystem/utils/TypeUtility.java b/src/main/java/org/gcube/informationsystem/utils/TypeUtility.java
index 8ad8f00..474c095 100644
--- a/src/main/java/org/gcube/informationsystem/utils/TypeUtility.java
+++ b/src/main/java/org/gcube/informationsystem/utils/TypeUtility.java
@@ -13,7 +13,10 @@ import org.gcube.informationsystem.types.TypeMapper;
 public class TypeUtility {
 	
 	public static String getTypeName(JsonNode jsonNode){
-		return jsonNode.get(Element.CLASS_PROPERTY).asText();
+		if(jsonNode.has(Element.CLASS_PROPERTY)) {
+			return jsonNode.get(Element.CLASS_PROPERTY).asText();
+		}
+		return null;
 	}
 	
 	public static String getTypeName(String json) throws JsonProcessingException, IOException{