public synchronized void setVolume(double newVolume) {
			if(this.hasOpenPlayingLine()) {
				FloatControl vol = (FloatControl)playingLine.getControl(FloatControl.Type.MASTER_GAIN);
				double realVolume = MathUtil.getValueFittingBounds(newVolume, vol.getMaximum(), vol.getMinimum());
				vol.setValue((float) realVolume);
			}
		}