for (int columnIndex = 0; columnIndex < parameterValues.keySet().size(); columnIndex++) {
UserParameter parameter = tablemodelParameterValues
.getParameter(columnIndex + 1);
for (int dataFileIndex = 0; dataFileIndex < dataFiles.length; dataFileIndex++) {
RawDataFile file = dataFiles[dataFileIndex];
Object value = tablemodelParameterValues.getValueAt(
dataFileIndex, columnIndex + 1);
if (parameter instanceof DoubleParameter) {
Double doubleValue = null;