1 files changed, 6 insertions, 0 deletions
diff --git a/java/src/IceGrid/TreeNode/CommonBase.java b/java/src/IceGrid/TreeNode/CommonBase.java
index 6af9f19194d..4b6dff10522 100755
--- a/java/src/IceGrid/TreeNode/CommonBase.java
+++ b/java/src/IceGrid/TreeNode/CommonBase.java
@@ -31,6 +31,12 @@ public interface CommonBase extends TreeCellRenderer
     //
     String getId();
 
+    
+    //
+    // Clean-up when removed from the tree
+    //
+    void cleanup();
+
     //
     // Set this node as a parent, and recursively update
     // the path of all children.