[473804] Undo of massive deletion very long

https://bugs.eclipse.org/bugs/show_bug.cgi?id=473804

1 files changed, 16 insertions, 0 deletions

diff --git a/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/view/AbstractCDOView.java b/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/view/AbstractCDOView.java
index 0e8473818d..8d6f2b0f3b 100644
--- a/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/view/AbstractCDOView.java
+++ b/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/view/AbstractCDOView.java
@@ -1704,6 +1704,22 @@ public abstract class AbstractCDOView extends CDOCommitHistoryProviderImpl<CDOOb
 
   protected void excludeNewObject(CDOID id)
   {
+    synchronized (getViewMonitor())
+    {
+      lockView();
+
+      try
+      {
+        if (isObjectNew(id))
+        {
+          throw new ObjectNotFoundException(id, this);
+        }
+      }
+      finally
+      {
+        unlockView();
+      }
+    }
   }
 
   public boolean isObjectNew(CDOID id)