public ReportConverterGUI() 
{
    encodingModel = EncodingComboBoxModel.createDefaultModel();
    encodingModel.ensureEncodingAvailable("UTF-16");
    encodingModel.setSelectedIndex(encodingModel.indexOf("UTF-16"));
    encodingModel.sort();
    resultTableModel = new OperationResultTableModel();
    sourceField = new JTextField();
    targetField = new JTextField();
    final JTable table = new JTable(resultTableModel);
    table.setMinimumSize(new Dimension (100, 100));
    final JSplitPane componentPane = new JSplitPane
        (JSplitPane.VERTICAL_SPLIT, createMainPane(), new JScrollPane(table));
    componentPane.setOneTouchExpandable(true);
    componentPane.resetToPreferredSizes();
    final JPanel contentPane = new JPanel();
    contentPane.setLayout(new BorderLayout());
    contentPane.add(componentPane, BorderLayout.CENTER);
    contentPane.add(createStatusBar(), BorderLayout.SOUTH);
    setContentPane(contentPane);
    fileChooser = new JFileChooser();
    fileChooser.addChoosableFileFilter(new FilesystemFilter(new String[]{".xml"},
        "XML-Report definitions", true));
    fileChooser.setMultiSelectionEnabled(false);
    setTitle(getResources().getString("convertdialog.title"));
}

Default constructor.

 public boolean convert() 
{
    if (performSourceValidate(getSourceFile()) == false)
    {
      setStatusText("Validating the source file failed. Please check your inputs.");
      return false;
    }
    if (performTargetValidate(getTargetFile()) == false)
    {
      setStatusText("Validating the target file failed. Please check your inputs.");
      return false;
    }
    try
    {
      final ConverterParserFrontend frontend = new ConverterParserFrontend();
      final File sourceFile = new File (getSourceFile());
      final File targetFile = new File (getTargetFile());
      final String encoding = encodingModel.getSelectedEncoding();
      final JFreeReport report = (JFreeReport)
          frontend.parse(sourceFile.toURL(), sourceFile.toURL());
      final DefaultConfiguration config = new DefaultConfiguration();
      config.setProperty(Parser.CONTENTBASE_KEY, targetFile.toURL().toExternalForm());
      // adding all factories will make sure that all stylekeys are found,
      // even if the report was parsed from a simple report definition  
      final ReportWriter writer = new ReportWriter(report, encoding, config);
      writer.addClassFactoryFactory(new URLClassFactory());
      writer.addClassFactoryFactory(new DefaultClassFactory());
      writer.addClassFactoryFactory(new BandLayoutClassFactory());
      writer.addClassFactoryFactory(new ArrayClassFactory());
      writer.addStyleKeyFactory(new DefaultStyleKeyFactory());
      writer.addStyleKeyFactory(new PageableLayoutStyleKeyFactory());
      writer.addTemplateCollection(new DefaultTemplateCollection());
      writer.addElementFactory(new DefaultElementFactory());
      writer.addDataSourceFactory(new DefaultDataSourceFactory());
      final OutputStream base = new FileOutputStream(targetFile);
      final Writer w = new BufferedWriter(new OutputStreamWriter(base, encoding));
      writer.write(w);
      w.close();
      setStatusText("Conversion done.");
      return true;
    }
    catch (Exception e)
    {
      Log.warn ("Failed to convert the report. ", e);
      setStatusText("Failed to convert the report:" + e.getMessage());
      return false;
    }
}

Performs the conversion, returning true if the conversion is successful, and false otherwise.

 protected JPanel createStatusBar() 
{
    final JPanel statusPane = new JPanel();
    statusPane.setLayout(new BorderLayout());
    statusPane.setBorder(
        BorderFactory.createLineBorder(UIManager.getDefaults().getColor("controlShadow")));
    statusHolder = new JLabel(" ");
    statusPane.setMinimumSize(statusHolder.getPreferredSize());
    statusPane.add(statusHolder, BorderLayout.WEST);
    return statusPane;
}

Creates the statusbar for this frame. Use setStatus() to display text on the status bar.

 protected ResourceBundle getResources() 
{
    if (resources == null)
    {
      resources = ResourceBundle.getBundle(BASE_RESOURCE_CLASS);
    }
    return resources;
}

Retrieves the resources for the frame. If the resources are not initialized, they get loaded on the first call to this method.

 protected String getSourceFile() 
{
    return sourceField.getText();
}

Returns the source file name.

 public String getStatusText() 
{
    return statusHolder.getText();
}

Returns the text from the status bar.

 protected String getTargetFile() 
{
    return targetField.getText();
}

Returns the name of the target file.

 public static  void main(String[] args) 
{
    final ReportConverterGUI gui = new ReportConverterGUI();
    gui.addWindowListener(new WindowAdapter()
    {
      public void windowClosing(final WindowEvent e)
      {
        System.exit(0);
      }
    });
    gui.pack();
    gui.setVisible(true);
}

Starting point for the utility application.

 protected String performSelectFile(String filename,
    boolean appendExt) 
{
    final File file = new File(filename);
    fileChooser.setCurrentDirectory(file);
    fileChooser.setSelectedFile(file);
    final int option = fileChooser.showSaveDialog(this);
    if (option == JFileChooser.APPROVE_OPTION)
    {
      final File selFile = fileChooser.getSelectedFile();
      String selFileName = selFile.getAbsolutePath();
      if (appendExt)
      {
        if ((StringUtil.endsWithIgnoreCase(selFileName, ".xml") == false))
        {
          selFileName = selFileName + ".xml";
        }
      }
      return selFileName;
    }
    return filename;
}

Selects a file to use.

 public boolean performSourceValidate(String filename) 
{
    if (filename.trim().length() == 0)
    {
      JOptionPane.showMessageDialog(this,
          getResources().getString("convertdialog.sourceIsEmpty"),
          getResources().getString("convertdialog.errorTitle"),
          JOptionPane.ERROR_MESSAGE);
      return false;
    }
    final File f = new File(filename);
    if (f.exists() == false)
    {
      return false;
    }
    if (f.isFile() == false)
    {
      JOptionPane.showMessageDialog(this,
          getResources().getString("convertdialog.sourceIsNoFile"),
          getResources().getString("convertdialog.errorTitle"),
          JOptionPane.ERROR_MESSAGE);
      return false;
    }
    if (f.canRead() == false)
    {
      JOptionPane.showMessageDialog(this,
          getResources().getString("convertdialog.sourceIsNotReadable"),
          getResources().getString("convertdialog.errorTitle"),
          JOptionPane.ERROR_MESSAGE);
      return false;
    }
    return true;
}

Validates the contents of the dialogs input fields. If the selected file exists, it is also checked for validity.

 public boolean performTargetValidate(String filename) 
{
    if (filename.trim().length() == 0)
    {
      JOptionPane.showMessageDialog(this,
          getResources().getString("convertdialog.targetIsEmpty"),
          getResources().getString("convertdialog.errorTitle"),
          JOptionPane.ERROR_MESSAGE);
      return false;
    }
    final File f = new File(filename);
    if (f.exists())
    {
      if (f.isFile() == false)
      {
        JOptionPane.showMessageDialog(this,
            getResources().getString("convertdialog.targetIsNoFile"),
            getResources().getString("convertdialog.errorTitle"),
            JOptionPane.ERROR_MESSAGE);
        return false;
      }
      if (f.canWrite() == false)
      {
        JOptionPane.showMessageDialog(this,
            getResources().getString("convertdialog.targetIsNotWritable"),
            getResources().getString("convertdialog.errorTitle"),
            JOptionPane.ERROR_MESSAGE);
        return false;
      }
      final String key1 = "convertdialog.targetOverwriteConfirmation";
      final String key2 = "convertdialog.targetOverwriteTitle";
      if (JOptionPane.showConfirmDialog(this,
          MessageFormat.format(getResources().getString(key1),
              new Object[]{filename}
          ),
          getResources().getString(key2),
          JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE)
          == JOptionPane.NO_OPTION)
      {
        return false;
      }
    }
    return true;
}

Validates the contents of the dialogs input fields. If the selected file exists, it is also checked for validity.

 protected  void setSourceFile(String file) 
{
    sourceField.setText(file);
}

Sets the source file.

 public  void setStatusText(String text) 
{
    statusHolder.setText(text);
}

Sets the text of the status line.

 protected  void setTargetFile(String file) 
{
    targetField.setText(file);
}

Sets the target file.