if (volumeAdjustment < -100 || volumeAdjustment > 100) {
throw new InvalidSoundVolumeAdjustmentException();
}
this.iTunesCom.setProperty("VolumeAdjustment", volumeAdjustment);
} catch (ITUNES_E_OBJECTDELETED e) {
throw new TrackDeletedException(this);
} catch (ITUNES_E_OBJECTLOCKED e) {
throw new TrackLockedException(this);
}
}