columnSelectionMap.remove(columnId);
DataSetGroup groupOp = dataSetHandler.getGroupOperation(columnId);
if (groupOp == null || groupOp.getColumnGroup() == null) {
groupOp = new DataSetGroup();
groupOp.setColumnGroup(new ColumnGroup(columnId, columnId, GroupStrategy.DYNAMIC));
}
// Notify to those interested parties the reset event.
if (displayerSettings.isFilterNotificationEnabled()) {
for (DisplayerListener listener : listenerList) {
listener.onGroupIntervalsReset(this, Arrays.asList(groupOp));