/*
* RapidMiner
*
* Copyright (C) 2001-2008 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.gui.dialog;
import java.util.ArrayList;
import java.util.List;
import javax.swing.table.AbstractTableModel;
import com.rapidminer.example.Attribute;
import com.rapidminer.example.set.AttributeWeightedExampleSet;
import com.rapidminer.operator.features.Individual;
import com.rapidminer.operator.features.Population;
import com.rapidminer.operator.performance.PerformanceCriterion;
import com.rapidminer.operator.performance.PerformanceVector;
/**
* The table model for the individual selector dialog.
*
* @author Ingo Mierswa
* @version $Id: IndividualSelectorTableModel.java,v 1.2 2008/05/09 19:23:21 ingomierswa Exp $
*/
public class IndividualSelectorTableModel extends AbstractTableModel {
private static final long serialVersionUID = -4666469076881936719L;
private Population population;
private List<String> columnNames = new ArrayList<String>();
private int columnOffset = 3;
public IndividualSelectorTableModel(Population population) {
this.population = population;
if (population.getNumberOfIndividuals() > 0) {
columnNames.add("Index");
columnNames.add("Features");
columnNames.add("Names");
Individual individual = population.get(0);
PerformanceVector performanceVector = individual.getPerformance();
for (int i = 0; i < performanceVector.getSize(); i++) {
PerformanceCriterion criterion = performanceVector.getCriterion(i);
columnNames.add(criterion.getName());
}
}
}
public Class<?> getColumnClass(int c) {
switch (c) {
case 0:
return Integer.class;
case 1:
return Integer.class;
case 2:
return String.class;
default:
return Double.class;
}
}
public String getColumnName(int c) {
return columnNames.get(c);
}
public int getColumnCount() {
return columnNames.size();
}
public int getRowCount() {
return population.getNumberOfIndividuals();
}
public Object getValueAt(int rowIndex, int columnIndex) {
switch (columnIndex) {
case 0:
return (rowIndex + 1);
case 1:
Individual individual = population.get(rowIndex);
return individual.getExampleSet().getNumberOfUsedAttributes();
case 2:
individual = population.get(rowIndex);
StringBuffer names = new StringBuffer();
boolean first = true;
AttributeWeightedExampleSet exampleSet = individual.getExampleSet();
for (Attribute attribute : exampleSet.getAttributes()) {
if (exampleSet.isAttributeUsed(attribute)) {
if (!first) {
names.append(", ");
}
names.append(attribute.getName());
first = false;
}
}
return names.toString();
default:
int perfIndex = columnIndex - columnOffset;
individual = population.get(rowIndex);
PerformanceCriterion criterion = individual.getPerformance().getCriterion(perfIndex);
return criterion.getAverage();
}
}
}