Example usage for weka.experiment Experiment read

Introduction

In this page you can find the example usage for weka.experiment Experiment read.

Prototype

public static Experiment read(String filename) throws Exception 

Source Link

Document

Loads an experiment from a file.

Usage

From source file:adams.gui.goe.WekaExperimentFileEditor.java

License:Open Source License

/**
 * Gets the custom editor component./*from ww  w.  j a v a2  s  .  c o m*/
 *
 * @return       a value of type 'Component'
 */
protected JComponent createCustomEditor() {
    WekaExperimentFile currentFile;
    JPanel panel;

    m_PanelEditor = new BasePanel();
    m_PanelEditor.setLayout(new GridLayout(3, 1));
    m_PanelEditor.setBorder(BorderFactory.createEmptyBorder());

    // file
    m_PanelFile = new FileChooserPanel();
    currentFile = (WekaExperimentFile) getValue();
    if (currentFile == null)
        currentFile = new WekaExperimentFile(System.getProperty("user.dir"));
    m_PanelFile.setCurrent(currentFile);
    m_PanelFile.addChangeListener(new ChangeListener() {
        public void stateChanged(ChangeEvent e) {
            File file = m_PanelFile.getCurrent();
            m_ButtonEdit.setEnabled(!file.isDirectory());
        }
    });
    panel = new JPanel(new FlowLayout(FlowLayout.LEFT));
    panel.add(m_PanelFile);
    m_PanelEditor.add(panel);

    // edit
    m_ButtonEdit = new BaseButton("Edit");
    m_ButtonEdit.setMnemonic('E');
    m_ButtonEdit.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            PlaceholderFile file = new PlaceholderFile(m_PanelFile.getCurrent());
            Experiment exp = null;
            if (file.exists()) {
                try {
                    exp = Experiment.read(file.getAbsolutePath());
                } catch (Exception ex) {
                    ex.printStackTrace();
                    exp = null;
                }
            }
            if (exp == null)
                exp = newExperiment();
            SimpleSetupDialog dlg;
            if (m_PanelEditor.getParentDialog() != null)
                dlg = new SimpleSetupDialog(m_PanelEditor.getParentDialog());
            else
                dlg = new SimpleSetupDialog(m_PanelEditor.getParentFrame());
            dlg.setExperiment(exp);
            dlg.setLocationRelativeTo(dlg.getOwner());
            dlg.setVisible(true);
            try {
                Experiment.write(new PlaceholderFile(m_PanelFile.getCurrent()).getAbsolutePath(),
                        dlg.getExperiment());
            } catch (Exception ex) {
                ex.printStackTrace();
                GUIHelper.showErrorMessage(dlg.getOwner(), "Couldn't save WEKA experiment file:\n"
                        + m_PanelFile.getCurrent() + "\nReason:\n" + ex.getMessage(), "Save WEKA Experiment");
            }
        }
    });
    panel = new JPanel(new FlowLayout(FlowLayout.LEFT));
    panel.add(m_ButtonEdit);
    m_PanelEditor.add(panel);

    // buttons
    m_ButtonOK = new BaseButton("OK");
    m_ButtonOK.setMnemonic('O');
    m_ButtonOK.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            setValue(new WekaExperimentFile(m_PanelFile.getCurrent()));
            m_PanelEditor.closeParent();
        }
    });
    m_ButtonCancel = new BaseButton("Cancel");
    m_ButtonCancel.setMnemonic('C');
    m_ButtonCancel.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            m_PanelEditor.closeParent();
        }
    });
    panel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
    panel.add(m_ButtonOK);
    panel.add(m_ButtonCancel);
    m_PanelEditor.add(panel);

    return m_PanelEditor;
}

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