private Worksheet generateWorksheetFromDelimitedStream(String sourceName, InputStream is,
Workspace workspace, String encoding, int maxNumLines) throws IOException,
KarmaException, ClassNotFoundException {
Worksheet worksheet;
Import fileImport = new CSVImport(1, 2, ',', '\"', encoding, maxNumLines,
sourceName, is, workspace, null);
worksheet = fileImport.generateWorksheet();
return worksheet;
}