/*
* 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.
*/
/*
* Experimenter.java
* Copyright (C) 1999 University of Waikato, Hamilton, New Zealand
*
*/
package weka.gui.experiment;
import weka.core.Memory;
import weka.experiment.Experiment;
import weka.gui.LookAndFeel;
import java.awt.BorderLayout;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
/**
* The main class for the experiment environment. Lets the user create,
* open, save, configure, run experiments, and analyse experimental results.
*
* @author Len Trigg (trigg@cs.waikato.ac.nz)
* @version $Revision: 1.12 $
*/
public class Experimenter
extends JPanel {
/** for serialization */
private static final long serialVersionUID = -5751617505738193788L;
/** The panel for configuring the experiment */
protected SetupModePanel m_SetupPanel;
/** The panel for running the experiment */
protected RunPanel m_RunPanel;
/** The panel for analysing experimental results */
protected ResultsPanel m_ResultsPanel;
/** The tabbed pane that controls which sub-pane we are working with */
protected JTabbedPane m_TabbedPane = new JTabbedPane();
/** True if the class attribute is the first attribute for all
datasets involved in this experiment. */
protected boolean m_ClassFirst = false;
/**
* Creates the experiment environment gui with no initial experiment
*/
public Experimenter(boolean classFirst) {
m_SetupPanel = new SetupModePanel();
m_ResultsPanel = new ResultsPanel();
m_RunPanel = new RunPanel();
m_RunPanel.setResultsPanel(m_ResultsPanel);
m_ClassFirst = classFirst;
m_TabbedPane.addTab("Setup", null, m_SetupPanel, "Set up the experiment");
m_TabbedPane.addTab("Run", null, m_RunPanel, "Run the experiment");
m_TabbedPane.addTab("Analyse", null, m_ResultsPanel,
"Analyse experiment results");
m_TabbedPane.setSelectedIndex(0);
m_TabbedPane.setEnabledAt(1, false);
m_SetupPanel.addPropertyChangeListener(new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent e) {
//System.err.println("Updated experiment");
Experiment exp = m_SetupPanel.getExperiment();
exp.classFirst(m_ClassFirst);
m_RunPanel.setExperiment(exp);
//m_ResultsPanel.setExperiment(exp);
m_TabbedPane.setEnabledAt(1, true);
}
});
setLayout(new BorderLayout());
add(m_TabbedPane, BorderLayout.CENTER);
}
/** variable for the Experimenter class which would be set to null by the memory
monitoring thread to free up some memory if we running out of memory
*/
private static Experimenter m_experimenter;
/** for monitoring the Memory consumption */
private static Memory m_Memory = new Memory(true);
/**
* Tests out the experiment environment.
*
* @param args ignored.
*/
public static void main(String [] args) {
LookAndFeel.setLookAndFeel();
try {
// uncomment to disable the memory management:
//m_Memory.setEnabled(false);
boolean classFirst = false;
if (args.length > 0) {
classFirst = args[0].equals("CLASS_FIRST");
}
m_experimenter = new Experimenter(classFirst);
final JFrame jf = new JFrame("Weka Experiment Environment");
jf.getContentPane().setLayout(new BorderLayout());
jf.getContentPane().add(m_experimenter, BorderLayout.CENTER);
jf.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
jf.dispose();
System.exit(0);
}
});
jf.pack();
jf.setSize(800, 600);
jf.setVisible(true);
Thread memMonitor = new Thread() {
public void run() {
while(true) {
try {
this.sleep(4000);
System.gc();
if (m_Memory.isOutOfMemory()) {
// clean up
jf.dispose();
m_experimenter = null;
System.gc();
// stop threads
m_Memory.stopThreads();
// display error
System.err.println("\ndisplayed message:");
m_Memory.showOutOfMemory();
System.err.println("\nexiting");
System.exit(-1);
}
} catch(InterruptedException ex) { ex.printStackTrace(); }
}
}
};
memMonitor.setPriority(Thread.NORM_PRIORITY);
memMonitor.start();
} catch (Exception ex) {
ex.printStackTrace();
System.err.println(ex.getMessage());
}
}
}