/** * Returns the volume-value (as a double primitive) for an item within a * series. * * @param series the series (zero-based index). * @param item the item (zero-based index). * * @return The volume-value. * * @see #getVolume(int, int) */ @Override public double getVolumeValue(int series, int item) { double result = Double.NaN; Number v = getVolume(series, item); if (v != null) { result = v.doubleValue(); } return result; }
/** * Returns the volume-value (as a double primitive) for an item within a * series. * * @param series the series (zero-based index). * @param item the item (zero-based index). * * @return The volume-value. * * @see #getVolume(int, int) */ public double getVolumeValue(int series, int item) { double result = Double.NaN; Number volume = getVolume(series, item); if (volume != null) { result = volume.doubleValue(); } return result; }