void (@NotNull JList<?> list, int top, int bottom) { int size = list.getModel().getSize(); if (top < 0) { top = 0; } if (bottom >= size) { bottom = size - 1; } Rectangle cellBounds = list.getCellBounds(top, bottom); if (cellBounds != null) { cellBounds.x = 0; list.scrollRectToVisible(cellBounds); } }