private void updateBorders() {
    boolean isEmpty = myInnerSplitterContents.isEmpty();
    if (!isEmpty) {
      setBorder(myInnerSplitter.getFirstComponent(), true);
      setBorder(myInnerSplitter.getInnerComponent(), false);
    }
    setBorder(myParentSplitter.getSecondComponent(), isEmpty);
  }
private void updateBorders()