From 11d28c0904ece1dc45cd191510038d8b81ba0507 Mon Sep 17 00:00:00 2001
From: Luca Frosini <luca.frosini@isti.cnr.it>
Date: Fri, 3 Jul 2020 14:39:19 +0200
Subject: [PATCH] Added and committed an initial step to support Jackson 2.11.X

---
 .../utils/ElementMapper.java                  | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/src/main/java/org/gcube/informationsystem/utils/ElementMapper.java b/src/main/java/org/gcube/informationsystem/utils/ElementMapper.java
index 0c38794..b82de92 100644
--- a/src/main/java/org/gcube/informationsystem/utils/ElementMapper.java
+++ b/src/main/java/org/gcube/informationsystem/utils/ElementMapper.java
@@ -314,6 +314,29 @@ public abstract class ElementMapper {
 			return mapper.readValue(string, clz);
 		} catch(InvalidTypeIdException e) {
 			String typeId = e.getTypeId();
+			
+			/* An initial step to support the Jackson 2.11 
+			if(knownTypes.containsKey(typeId)) {
+				// problem of type is not subtype of itself
+				
+				Class<? extends Element> superClass = null;
+				Class<?>[] interfaces = clz.getInterfaces();
+				for(Class<?> interfaceClass : interfaces) {
+					if(Element.class.isAssignableFrom(interfaceClass)) {
+						try {
+							superClass = (Class<? extends Element>) interfaceClass;
+							return (ISM) ElementMapper.unmarshal(superClass, string);
+						}catch (Exception ex) {
+							// Trying the next type
+							logger.error("", e);
+						}
+					}
+				}
+				
+				throw e;
+			}
+			*/
+			
 			JsonNode jsonNode = mapper.readTree(string);
 			try {
 				jsonNode = analizeJsonToReplaceType(jsonNode, typeId);
@@ -321,6 +344,8 @@ public abstract class ElementMapper {
 				throw e;
 			}
 			return ElementMapper.unmarshal(clz, mapper.writeValueAsString(jsonNode));
+		} catch (Exception e) {
+			throw e;
 		}
 	}