因为以前没有好好学习Java，都搞忘了，请大家原谅，也请你们指导一下，怎么编写这个程序，再次谢谢各位了！

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/*
 * NewOkCancelDialog.java
 *
 * Created on 2011-2-21, 13:41:25
 */

/**
 *
 * @author Administrator
 */
public class NewOkCancelDialog extends javax.swing.JDialog {
    /** A return status code - returned if Cancel button has been pressed */
    public static final int RET_CANCEL = 0;
    /** A return status code - returned if OK button has been pressed */
    public static final int RET_OK = 1;

    /** Creates new form NewOkCancelDialog */
    public NewOkCancelDialog(java.awt.Frame parent, boolean modal) {
        super(parent, modal);
        initComponents();
    }

    /** @return the return status of this dialog - one of RET_OK or RET_CANCEL */
    public int getReturnStatus() {
        return returnStatus;
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
   
    // <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {

        jScrollBar1 = new javax.swing.JScrollBar();
        jDesktopPane1 = new javax.swing.JDesktopPane();
        okButton = new javax.swing.JButton();
        cancelButton = new javax.swing.JButton();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTextArea1 = new javax.swing.JTextArea();

        jScrollBar1.setBackground(new java.awt.Color(255, 255, 102));

        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                closeDialog(evt);
            }
        });

        okButton.setText("OK");
        okButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                okButtonActionPerformed(evt);
            }
        });

        cancelButton.setText("Cancel");
        cancelButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cancelButtonActionPerformed(evt);
            }
        });

        jTextArea1.setBackground(new java.awt.Color(255, 255, 51));
        jTextArea1.setColumns(20);
        jTextArea1.setRows(5);
        jScrollPane1.setViewportView(jTextArea1);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(28, 28, 28)
                .addComponent(okButton, javax.swing.GroupLayout.PREFERRED_SIZE, 67, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addComponent(cancelButton)
                .addGap(32, 32, 32))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 196, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap())
        );

        layout.linkSize(javax.swing.SwingConstants.HORIZONTAL, new java.[] {cancelButton, okButton});

        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 238, Short.MAX_VALUE)
                .addPreferredGap(javax.swing.)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(cancelButton)
                    .addComponent(okButton))
                .addContainerGap())
        );

        pack();
    }// </editor-fold>

    private void okButtonActionPerformed(java.awt.event.ActionEvent evt) {                                         
        doClose(RET_OK);
    }                                       

    private void cancelButtonActionPerformed(java.awt.event.ActionEvent evt) {                                             
        doClose(RET_CANCEL);
    }                                            

    /** Closes the dialog */
    private void closeDialog(java.awt.event.WindowEvent evt) {                             
        doClose(RET_CANCEL);
    }                           

    private void doClose(int retStatus) {
        returnStatus = retStatus;
        setVisible(false);
        dispose();
    }

    /**
    * @param args the command line arguments
    */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                NewOkCancelDialog dialog = new NewOkCancelDialog(new javax.swing.JFrame(), true);
                dialog.addWindowListener(new java.awt.event.WindowAdapter() {
                    public void windowClosing(java.awt.event.WindowEvent e) {
                        System.exit(0);
                    }
                });
                dialog.setVisible(true);
            }
        });
    }

    // Variables declaration - do not modify
    private javax.swing.JButton cancelButton;
    private javax.swing.JDesktopPane jDesktopPane1;
    private javax.swing.JScrollBar jScrollBar1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea jTextArea1;
    private javax.swing.JButton okButton;
    // End of variables declaration

    private int returnStatus = RET_CANCEL;
}
我已经把模板编好了，但是咋个把它编译成适用的便签纸呢？