code: @Override
  	public Double getValue(double evaluationTime, Model model) {
  		Double value = null;
  		try {
  			value = getValue((CharacteristicFunctionModel) model);
  		} catch (CalculationException e) {
  		}
  
  		return value;
  	}
docs: /* (non-Javadoc)
  @see net.finmath.fouriermethod.products.FourierTransformProduct#getValue(double, net.finmath.modelling.Model)