/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
* LoadDataFromCsvFile.java
* Copyright (C) 2009 University of Waikato, Hamilton, New Zealand
*
*/
package wekaexamples.core.converters;
import weka.core.Instances;
import weka.core.converters.CSVLoader;
import java.io.File;
/**
* Loads the data from the CSV file provided as first parameter.
*
* @author FracPete (fracpete at waikato dot ac dot nz)
* @version $Revision$
*/
public class LoadDataFromCsvFile {
/**
* Expects a filename as first parameter.
*
* @param args the command-line parameters
* @throws Exception if something goes wrong
*/
public static void main(String[] args) throws Exception {
// output usage
if (args.length != 1) {
System.err.println("\nUsage: java LoadDataFromCsvFile <file>\n");
System.exit(1);
}
System.out.println("\nReading file " + args[0] + "...");
CSVLoader loader = new CSVLoader();
loader.setSource(new File(args[0]));
Instances data = loader.getDataSet();
System.out.println("\nHeader of dataset:\n");
System.out.println(new Instances(data, 0));
}
}