How to use

fireSeriesChanged

method

in

org.jfree.data.xy.VectorSeries

/**
 * Removes the item at the specified index and sends a
 * {@link SeriesChangeEvent} to all registered listeners.
 *
 * @param index  the index.
 *
 * @return The item removed.
 */
@Override
public ComparableObjectItem remove(int index) {
  VectorDataItem result = (VectorDataItem) this.data.remove(index);
  fireSeriesChanged();
  return result;
}

/**
 * Removes the item at the specified index and sends a
 * {@link SeriesChangeEvent} to all registered listeners.
 *
 * @param index  the index.
 *
 * @return The item removed.
 */
public ComparableObjectItem remove(int index) {
  VectorDataItem result = (VectorDataItem) this.data.remove(index);
  fireSeriesChanged();
  return result;
}