final List<DataListener> listeners = new ArrayList<DataListener>();
final GuidedDecisionTableGeneratorListener listener = new GuidedDecisionTableGeneratorListener( result );
listeners.add( listener );
final ExcelParser parser = new ExcelParser( listeners );
final InputStream stream = ioService.newInputStream( Paths.convert( path ) );
try {
parser.parseFile( stream );
} finally {
try {
stream.close();
} catch ( IOException ioe ) {
result.addMessage( ioe.getMessage(),