/** * Set the precursor mass of the spectrum ID associated to the given precursor mass chartData * * @param precursorMass the precursor mass chartData */ private void setSpectrumPrecursorMass(PrecursorData precursorMass) { String spectrumID = precursorMass.getSpectrumID(); SpectrumData spectrum = getOrCreateSpectrum(spectrumID); spectrum.setPrecursorMass(precursorMass.getValue()); }