misetuppanel.java

MILK 提供了一个实现和比较multi-instance学习算法的环境

    buttons.add(m_SaveBut,constraints);
    constraints.gridx=2;constraints.gridy=0;constraints.weightx=5;
    constraints.gridwidth=1;constraints.gridheight=1;
    buttons.add(m_NewBut,constraints);
    
    JPanel src = new JPanel();
    src.setLayout(new BorderLayout());
    src.setBorder(BorderFactory.createCompoundBorder(
		  BorderFactory.createTitledBorder("Result generator"),
		  BorderFactory.createEmptyBorder(0, 5, 5, 5)
		  ));
    src.add(m_RPEditorPanel, BorderLayout.NORTH);

    JPanel dest = new JPanel();
    dest.setLayout(new BorderLayout());
    dest.setBorder(BorderFactory.createCompoundBorder(
		   BorderFactory.createTitledBorder("Destination"),
		   BorderFactory.createEmptyBorder(0, 5, 5, 5)
		   ));
    dest.add(m_RLEditorPanel, BorderLayout.NORTH);

    m_advanceDataSetFirst.setEnabled(false);
    m_advanceIteratorFirst.setEnabled(false);
    m_advanceDataSetFirst.
      setToolTipText("Advance data set before custom generator");
    m_advanceIteratorFirst.
      setToolTipText("Advance custom generator before data set");
    m_advanceDataSetFirst.setSelected(true);
    ButtonGroup bg = new ButtonGroup();
    bg.add(m_advanceDataSetFirst);
    bg.add(m_advanceIteratorFirst);
    m_advanceDataSetFirst.addActionListener(m_RadioListener);
    m_advanceIteratorFirst.addActionListener(m_RadioListener);

    JPanel radioButs = new JPanel();
    radioButs.setBorder(BorderFactory.
			createTitledBorder("Iteration control"));
    radioButs.setLayout(new GridLayout(1, 2));
    radioButs.add(m_advanceDataSetFirst);
    radioButs.add(m_advanceIteratorFirst);

    JPanel simpleIterators = new JPanel();
    simpleIterators.setLayout(new BorderLayout());
    
    JPanel tmp = new JPanel();
    tmp.setLayout(new GridBagLayout());
    //    tmp.setLayout(new GridLayout(1, 2));
    constraints.gridx=0;constraints.gridy=0;constraints.weightx=5;
    constraints.fill = GridBagConstraints.HORIZONTAL;
    constraints.gridwidth=1;constraints.gridheight=1;
    constraints.insets = new Insets(0,2,0,2);
    tmp.add(m_RunNumberPanel,constraints);
    
    constraints.gridx=1;constraints.gridy=0;constraints.weightx=5;
    constraints.fill = GridBagConstraints.HORIZONTAL;
    constraints.gridwidth=1;constraints.gridheight=2;
    tmp.add(m_DistributeExperimentPanel, constraints);

    JPanel tmp2 = new JPanel();
    //    tmp2.setLayout(new GridLayout(2, 1));
    tmp2.setLayout(new GridBagLayout());

    constraints.gridx=0;constraints.gridy=0;constraints.weightx=5;
    constraints.fill = GridBagConstraints.HORIZONTAL;
    constraints.gridwidth=1;constraints.gridheight=1;
    constraints.insets = new Insets(0,2,0,2);
    tmp2.add(tmp,constraints);

    constraints.gridx=0;constraints.gridy=1;constraints.weightx=5;
    constraints.fill = GridBagConstraints.HORIZONTAL;
    constraints.gridwidth=1;constraints.gridheight=1;
    tmp2.add(radioButs,constraints);
		   

    simpleIterators.add(tmp2, BorderLayout.NORTH);
    simpleIterators.add(m_DatasetListPanel, BorderLayout.CENTER);
    JPanel iterators = new JPanel();
    iterators.setLayout(new GridLayout(1, 2));
    iterators.add(simpleIterators);
    iterators.add(m_GeneratorPropertyPanel);

    JPanel top = new JPanel();
    top.setLayout(new GridLayout(2, 1));
    top.add(dest);
    top.add(src);

    JPanel notes = new JPanel();
    notes.setLayout(new BorderLayout());
    notes.setBorder(BorderFactory.createTitledBorder("Notes"));
    notes.add(new JScrollPane(m_NotesText), BorderLayout.CENTER);
    
    JPanel p2 = new JPanel();
    //    p2.setLayout(new GridLayout(2, 1));
    p2.setLayout(new BorderLayout());
    p2.add(iterators, BorderLayout.CENTER);
    p2.add(notes, BorderLayout.SOUTH);

    JPanel p3 = new JPanel();
    p3.setLayout(new BorderLayout());
    p3.add(buttons, BorderLayout.NORTH);
    p3.add(top, BorderLayout.SOUTH);
    setLayout(new BorderLayout());
    add(p3, BorderLayout.NORTH);
    add(p2, BorderLayout.CENTER);
  }
  
  /**
   * Sets the experiment to configure.
   *
   * @param exp a value of type 'Experiment'
   */
  public void setExperiment(MIExperiment exp) {

    boolean iteratorOn = exp.getUsePropertyIterator();
    Object propArray = exp.getPropertyArray();
    PropertyNode [] propPath = exp.getPropertyPath();

    m_Exp = exp;
    m_SaveBut.setEnabled(true);
    m_RPEditor.setValue(m_Exp.getResultProducer());
    m_RPEditor.setEnabled(true);
    m_RPEditorPanel.repaint();
    m_RLEditor.setValue(m_Exp.getResultListener());
    m_RLEditor.setEnabled(true);
    m_RLEditorPanel.repaint();
    m_NotesText.setText(m_Exp.getNotes());
    m_NotesText.setEnabled(true);

    m_advanceDataSetFirst.setSelected(m_Exp.getAdvanceDataSetFirst());
    m_advanceIteratorFirst.setSelected(!m_Exp.getAdvanceDataSetFirst());
    m_advanceDataSetFirst.setEnabled(true);
    m_advanceIteratorFirst.setEnabled(true);

    exp.setPropertyPath(propPath);
    exp.setPropertyArray(propArray);
    exp.setUsePropertyIterator(iteratorOn);

    m_GeneratorPropertyPanel.setExperiment(m_Exp);   
    m_RunNumberPanel.setExperiment(m_Exp);
    m_DatasetListPanel.setExperiment(m_Exp);
    m_DistributeExperimentPanel.setExperiment(m_Exp);
    m_Support.firePropertyChange("", null, null);
  }

  /**
   * Gets the currently configured experiment.
   *
   * @return the currently configured experiment.
   */
  public MIExperiment getExperiment() {

    return m_Exp;
  }
  
  /**
   * Prompts the user to select an experiment file and loads it.
   */
  private void openExperiment() {
    
    int returnVal = m_FileChooser.showOpenDialog(this);
    if (returnVal != JFileChooser.APPROVE_OPTION) {
      return;
    }
    File expFile = m_FileChooser.getSelectedFile();
    if (!expFile.getName().toLowerCase().endsWith(MIExperiment.FILE_EXTENSION)) {
      expFile = new File(expFile.getParent(), expFile.getName()
                         + MIExperiment.FILE_EXTENSION);
    }
    try {
      FileInputStream fi = new FileInputStream(expFile);
      ObjectInputStream oi = new ObjectInputStream(
			     new BufferedInputStream(fi));
      MIExperiment exp = (MIExperiment)oi.readObject();
      oi.close();
      setExperiment(exp);
      System.err.println("Opened experiment:\n" + m_Exp);
    } catch (Exception ex) {
      ex.printStackTrace();
      JOptionPane.showMessageDialog(this, "Couldn't open experiment file:\n"
				    + expFile
				    + "\nReason:\n" + ex.getMessage(),
				    "Open Experiment",
				    JOptionPane.ERROR_MESSAGE);
      // Pop up error dialog
    }
  }

  /**
   * Prompts the user for a filename to save the experiment to, then saves
   * the experiment.
   */
  private void saveExperiment() {

    int returnVal = m_FileChooser.showSaveDialog(this);
    if (returnVal != JFileChooser.APPROVE_OPTION) {
      return;
    }
    File expFile = m_FileChooser.getSelectedFile();
    if (!expFile.getName().toLowerCase().endsWith(MIExperiment.FILE_EXTENSION)) {
      expFile = new File(expFile.getParent(), expFile.getName() 
                         + MIExperiment.FILE_EXTENSION);
    }
    try {
      FileOutputStream fo = new FileOutputStream(expFile);
      ObjectOutputStream oo = new ObjectOutputStream(
			      new BufferedOutputStream(fo));
      oo.writeObject(m_Exp);
      oo.close();
      System.err.println("Saved experiment:\n" + m_Exp);
    } catch (Exception ex) {
      ex.printStackTrace();
      JOptionPane.showMessageDialog(this, "Couldn't save experiment file:\n"
				    + expFile
				    + "\nReason:\n" + ex.getMessage(),
				    "Save Experiment",
				    JOptionPane.ERROR_MESSAGE);
    }
  }

  /**
   * Adds a PropertyChangeListener who will be notified of value changes.
   *
   * @param l a value of type 'PropertyChangeListener'
   */
  public void addPropertyChangeListener(PropertyChangeListener l) {
    m_Support.addPropertyChangeListener(l);
  }

  /**
   * Removes a PropertyChangeListener.
   *
   * @param l a value of type 'PropertyChangeListener'
   */
  public void removePropertyChangeListener(PropertyChangeListener l) {
    m_Support.removePropertyChangeListener(l);
  }

  /**
   * Updates the primary loop iteration control of the experiment
   */
  private void updateRadioLinks() {
    
    m_advanceDataSetFirst.
      setEnabled(m_GeneratorPropertyPanel.getEditorActive());
    m_advanceIteratorFirst.
      setEnabled(m_GeneratorPropertyPanel.getEditorActive());

    if (m_Exp != null) {
      if (!m_GeneratorPropertyPanel.getEditorActive()) {
	m_Exp.setAdvanceDataSetFirst(true);
      } else {
	m_Exp.setAdvanceDataSetFirst(m_advanceDataSetFirst.isSelected());
      }
    }
  }

  /**
   * Tests out the experiment setup from the command line.
   *
   * @param args arguments to the program.
   */
  public static void main(String [] args) {

    try {
      boolean readExp = Utils.getFlag('l', args);
      final boolean writeExp = Utils.getFlag('s', args);
      final String expFile = Utils.getOption('f', args);
      if ((readExp || writeExp) && (expFile.length() == 0)) {
	throw new Exception("A filename must be given with the -f option");
      }
      MIExperiment exp = null;
      if (readExp) {
	FileInputStream fi = new FileInputStream(expFile);
	ObjectInputStream oi = new ObjectInputStream(
			       new BufferedInputStream(fi));
	exp = (MIExperiment)oi.readObject();
	oi.close();
      } else {
	exp = new MIExperiment();
      }
      System.err.println("Initial Experiment:\n" + exp.toString());
      final JFrame jf = new JFrame("Weka Experiment Setup");
      jf.getContentPane().setLayout(new BorderLayout());
      final MISetupPanel sp = new MISetupPanel();
      //sp.setBorder(BorderFactory.createTitledBorder("Setup"));
      jf.getContentPane().add(sp, BorderLayout.CENTER);
      jf.addWindowListener(new WindowAdapter() {
	public void windowClosing(WindowEvent e) {
	  System.err.println("\nFinal Experiment:\n"
			     + sp.m_Exp.toString());
	  // Save the experiment to a file
	  if (writeExp) {
	    try {
	      FileOutputStream fo = new FileOutputStream(expFile);
	      ObjectOutputStream oo = new ObjectOutputStream(
				      new BufferedOutputStream(fo));
	      oo.writeObject(sp.m_Exp);
	      oo.close();
	    } catch (Exception ex) {
              ex.printStackTrace();
	      System.err.println("Couldn't write experiment to: " + expFile
				 + '\n' + ex.getMessage());
	    }
	  }
	  jf.dispose();
	  System.exit(0);
	}
      });
      jf.pack();
      jf.setVisible(true);
      System.err.println("Short nap");
      Thread.currentThread().sleep(3000);
      System.err.println("Done");
      sp.setExperiment(exp);
    } catch (Exception ex) {
      ex.printStackTrace();
      System.err.println(ex.getMessage());
    }
  }
}