return getGridHandleAdapter( obj, null );
GridHandleAdapter retValue = (GridHandleAdapter) map.get( obj ); if ( retValue == null ) { retValue = new GridHandleAdapter( (GridHandle) obj, mark ); map.put( obj, retValue ); } return retValue;
	public GridHandleAdapter getGridHandleAdapter( Object obj )	{		return getGridHandleAdapter( obj, null );	}