private static List<Boolean> collectCanCellsGrow(final RadAbstractGridLayoutManager grid, final RadContainer container, final boolean isRow) {
    List<Boolean> result = new ArrayList<>();
    for(int i=0; i<grid.getGridCellCount(container, isRow); i++) {
      if (!grid.isGapCell(container, isRow, i)) {
        result.add(grid.canCellGrow(container, isRow, i));
      }
    }
    return result;
  }
private static List<Boolean> collectCanCellsGrow(final RadAbstractGridLayoutManager grid, final RadContainer container, final boolean isRow)