[3666] Enable EMF's entrinsicIDToEObjectMap for JSON resources

Bug: #3666
Signed-off-by: Pierre-Charles David <[email protected]>

CHANGELOG.adoc

@@ -67,6 +67,7 @@ More existing APIs will be migrated to this new common pattern.
 - https://github.com/eclipse-sirius/sirius-web/issues/3650[#3650] [diagram] Fix potential NPE in DiagramNavigator and Node toString method 
 - https://github.com/eclipse-sirius/sirius-web/issues/3649[#3649] [sirius-web] Restore support for Related elements view icons
 - https://github.com/eclipse-sirius/sirius-web/issues/3630[#3630] [sirius-web] Restore support for the deletion of dangling representations
+- https://github.com/eclipse-sirius/sirius-web/issues/3666[#3666] [core] Enable EMF's entrinsicIDToEObjectMap for JSON resources to support languages which use modeled identifiers (e.g. SysMLv2).
 
 === New Features
 

packages/emf/backend/sirius-components-emf/src/main/java/org/eclipse/sirius/components/emf/services/JSONResourceFactory.java

@@ -34,20 +34,20 @@ public class JSONResourceFactory extends ResourceFactoryImpl {
 
     @Override
     public JsonResource createResource(URI uri) {
-        // @formatter:off
         Optional.ofNullable(uri)
             .map(URI::scheme)
             .filter(Objects::nonNull)
             .filter(Predicate.not(String::isEmpty))
             .orElseThrow(() -> new IllegalArgumentException(String.format("Missing scheme for URI %s", uri)));
-        // @formatter:on
 
         Map<String, Object> options = new HashMap<>();
 
         options.put(JsonResource.OPTION_ID_MANAGER, new EObjectIDManager());
         options.put(JsonResource.OPTION_DISPLAY_DYNAMIC_INSTANCES, true);
 
-        return new JsonResourceImpl(uri, options);
+        var resource = new JsonResourceImpl(uri, options);
+        resource.setIntrinsicIDToEObjectMap(new HashMap<>());
+        return resource;
     }
 
     /**