/*
* RapidMiner
*
* Copyright (C) 2001-2011 by Rapid-I and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapid-i.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.operator.nio;
import java.io.File;
import javax.swing.filechooser.FileFilter;
import com.rapidminer.gui.tools.dialogs.wizards.AbstractWizard;
import com.rapidminer.gui.tools.dialogs.wizards.AbstractWizard.WizardStepDirection;
import com.rapidminer.gui.tools.dialogs.wizards.dataimport.FileSelectionWizardStep;
import com.rapidminer.operator.nio.model.CSVResultSetConfiguration;
/**
* This step allows to select an file. With this file the {@link CSVResultSetConfiguration} will be created.
*
* @author Simon Fischer
*
*/
public class CSVFileSelectionWizardStep extends FileSelectionWizardStep {
private CSVResultSetConfiguration configuration;
/**
* There must be a configuration given, but might be empty.
*/
public CSVFileSelectionWizardStep(AbstractWizard parent, CSVResultSetConfiguration configuration) {
super(parent, configuration.getCsvFileAsFile(), new FileFilter() {
@Override
public boolean accept(File f) {
return f.isDirectory() || f.getName().endsWith("csv");
}
@Override
public String getDescription() {
return "Delimiter separated files";
}
});
this.configuration = configuration;
}
@Override
protected boolean performEnteringAction(WizardStepDirection direction) {
if (configuration.getCsvFile() != null) {
this.fileChooser.setSelectedFile(configuration.getCsvFileAsFile());
}
return true;
}
@Override
protected boolean performLeavingAction(WizardStepDirection direction) {
configuration.setCsvFile(getSelectedFile().getAbsolutePath());
return true;
}
}