@Override
  public Object addMessage(AntMessage message) {
    MessageNode messageNode = createMessageNode(message);

    MutableTreeNode parentNode = (MutableTreeNode)myParentPath.getLastPathComponent();
    myTreeModel.insertNodeInto(messageNode, parentNode, parentNode.getChildCount());
    myMessageItems.add(messageNode);

    handleExpansion();
    return messageNode;
  }
@Override
  public Object addMessage(AntMessage message)