[508135] Attach DEdge after creation to record feature modifications.

Bug: 508135
cherry-picked-from: 1353d01ae1997a7f814c9f8c464835a47dcf44e2
Change-Id: I5a4801cb298d7c199d68e063b7b45aca63583722
Signed-off-by: Florian Barbin <florian.barbin@obeo.fr>

1 files changed, 3 insertions, 3 deletions

diff --git a/plugins/org.eclipse.sirius.diagram/src-core/org/eclipse/sirius/diagram/business/internal/experimental/sync/DDiagramElementSynchronizer.java b/plugins/org.eclipse.sirius.diagram/src-core/org/eclipse/sirius/diagram/business/internal/experimental/sync/DDiagramElementSynchronizer.java
index bb8fd4cad6..7b3cea3279 100644
--- a/plugins/org.eclipse.sirius.diagram/src-core/org/eclipse/sirius/diagram/business/internal/experimental/sync/DDiagramElementSynchronizer.java
+++ b/plugins/org.eclipse.sirius.diagram/src-core/org/eclipse/sirius/diagram/business/internal/experimental/sync/DDiagramElementSynchronizer.java
@@ -305,8 +305,7 @@ public class DDiagramElementSynchronizer {
             final Map<EdgeMapping, Collection<MappingBasedDecoration>> edgeToMappingBasedDecoration, final Map<String, Collection<SemanticBasedDecoration>> edgeToSemanticBasedDecoration) {
 
         DslCommonPlugin.PROFILER.startWork(SiriusTasksKey.CREATE_MISSING_EDGES_KEY);
-        DEdge newEdge = createEdge(candidate);
-        diagram.getOwnedDiagramElements().add(newEdge);
+        DEdge newEdge = createAndAttachEdge(candidate);
 
         Option<EdgeMapping> edgeMapping = new IEdgeMappingQuery(candidate.getMapping()).getEdgeMapping();
         if (edgeMapping.some()) {
@@ -331,8 +330,9 @@ public class DDiagramElementSynchronizer {
      *            semantic target (among other things).
      * @return the newly created edge.
      */
-    private DEdge createEdge(final DEdgeCandidate candidate) {
+    private DEdge createAndAttachEdge(final DEdgeCandidate candidate) {
         final DEdge newEdge = DiagramFactory.eINSTANCE.createDEdge();
+        diagram.getOwnedDiagramElements().add(newEdge);
         newEdge.setTarget(candidate.getSemantic());
         newEdge.setActualMapping(candidate.getMapping());
         newEdge.setSourceNode(candidate.getSourceView());