private DottedFilterEdgesGenerator( @NotNull CollapsedGraph collapsedGraph, @NotNull CollapsedGraph.Modification modification, int upIndex, int downIndex) { myCollapsedGraph = collapsedGraph; myModification = modification; myLiteDelegateGraph = LinearGraphUtils.asLiteLinearGraph(collapsedGraph.getDelegatedGraph()); myUpIndex = upIndex; myDownIndex = downIndex; myNumbers = new ShiftNumber(upIndex, downIndex); }