Swing JTable problem ---- HTINO

Code:


import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Vector;
import javax.swing.JTable;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import sun.security.krb5.internal.i;
import sun.security.krb5.internal.j;

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

/*
 * mainFrame.java
 *
 * Created on Mar 2, 2009, 11:44:39 AM
 */
/**
 *
 * @author Administrator
 */
public class mainFrame extends javax.swing.JFrame {

    /** Creates new form mainFrame */
    public mainFrame() {
        initComponents();
    }

    static DefaultTableModel model;


    /** 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.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        lblCityName = new javax.swing.JLabel();
        fldCityName = new javax.swing.JTextField();
        btnShowResult = new javax.swing.JButton();
        jLabel1 = new javax.swing.JLabel();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTable1 = new javax.swing.JTable();
        lblNumRecords = new javax.swing.JLabel();
        lblTextNumRecord = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("Searching...");

        lblCityName.setText("City name:");

        fldCityName.setText("fldCityName");

        btnShowResult.setText("Show results");
        btnShowResult.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btnShowResultActionPerformed(evt);
            }
        });

        jLabel1.setFont(new java.awt.Font("Tahoma", 1, 12));
        jLabel1.setText("Information about cities and post codes");

        jTable1.setModel(new javax.swing.table.DefaultTableModel(
            new Object [][] {
                {null, null},
                {null, null},
                {null, null},
                {null, null}
            },
            new String [] {
                "City name", "Post Code"
            }
        ) {
            Class[] types = new Class [] {
                java.lang.String.class, java.lang.String.class
            };
            boolean[] canEdit = new boolean [] {
                false, false
            };

            public Class getColumnClass(int columnIndex) {
                return types [columnIndex];
            }

            public boolean isCellEditable(int rowIndex, int columnIndex) {
                return canEdit [columnIndex];
            }
        });
        jTable1.setColumnSelectionAllowed(true);
        jScrollPane1.setViewportView(jTable1);
        jTable1.getColumnModel().getSelectionModel().setSelectionMode(javax.swing.ListSelectionModel.SINGLE_SELECTION);

        lblTextNumRecord.setText("Number found records:");

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .add(lblCityName, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 66, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(fldCityName, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 89, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                        .add(18, 18, 18)
                        .add(btnShowResult))
                    .add(jLabel1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 260, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                    .add(layout.createSequentialGroup()
                        .add(lblTextNumRecord, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 143, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                        .add(21, 21, 21)
                        .add(lblNumRecords))
                    .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 375, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .addContainerGap(15, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(jLabel1)
                .add(19, 19, 19)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(lblCityName)
                    .add(fldCityName, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                    .add(btnShowResult))
                .add(18, 18, 18)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(lblNumRecords)
                    .add(lblTextNumRecord))
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.UNRELATED)
                .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 144, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(24, Short.MAX_VALUE))
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void btnShowResultActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnShowResultActionPerformed
        getService();
}//GEN-LAST:event_btnShowResultActionPerformed

    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {

            public void run() {
                new mainFrame().setVisible(true);
            }
        });
    }

    public String getService() {
        city.WebServiceCityService service = new city.WebServiceCityService();
        city.WebServiceCity port = service.getWebServiceCityPort();

        String fldCity = fldCityName.getText();

// Passing data over method to service and retrive string back
        String postCodesString = port.getResults(fldCity);


        //  test.setText(postPutField);

// Split string and insert to JTable
        int counter = 0;
        int a = 0;
        int b = 5;
        String postPutField = "";
        List list = new ArrayList();
        model = new DefaultTableModel(new String[][]{},new String[]{});

        while (a < postCodesString.length()) {
            postPutField = postCodesString.substring(a, b);
            a = a + 5;
            b = b + 5;
            counter++;

  // ovdje je stavljeno test1 i test2 samo radi testiranja,a inace tu ce biti dve varijable

        model.addRow(new String[]{"test1","test2"});
            
        }


        String strCount = new String();
        strCount = new Integer(counter).toString();
        lblNumRecords.setText(strCount);




        return null;
    }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton btnShowResult;
    private javax.swing.JTextField fldCityName;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTable jTable1;
    private javax.swing.JLabel lblCityName;
    private javax.swing.JLabel lblNumRecords;
    private javax.swing.JLabel lblTextNumRecord;
    // End of variables declaration//GEN-END:variables
}

Code:

jTable1.setModel(new javax.swing.table.DefaultTableModel(
            new Object [][] {
                {null, null},
                {null, null},
                {null, null},
                {null, null}

Code:

// Split string and insert to JTable
        int counter = 0;
        int a = 0;
        int b = 5;
        String postPutField = "";
        List list = new ArrayList();
        
       model = new DefaultTableModel(nes String[][]{},new String[]{"City name","Post"})

        while (a < postCodesString.length()) {
            postPutField = postCodesString.substring(a, b);
            a = a + 5;
            b = b + 5;
            counter++;


        model.addRow(new String[]{fldCity,postPutField});
        jTable.setModel(model);
            
        }