title: How to insert JtextField value to a Jtable?
body: <pre><code> public LayoutWindow() {
      JLabel lblNewLabel = new JLabel("Receipt No:");
  
      txtReceiptNo = new JTextField();
      txtReceiptNo.setColumns(10);
  
      JLabel lblDate = new JLabel("Date:");
  
      txtDate = new JTextField();
      txtDate.setColumns(10);
      Date date = new Date();
      SimpleDateFormat dateFormate = new SimpleDateFormat("dd-MM-yyyy");
      String newDate = dateFormate.format(date);
      txtDate.setText(newDate);
  
  
      JLabel lblProductCode = new JLabel("Product Code");
  
      txtProductCode = new JTextField();
      txtProductCode.setColumns(10);
      String a = txtProductCode.getText();
      txtProductCode.getDocument().addDocumentListener(new DocumentListener() {
        public void changedUpdate(DocumentEvent e) {
          warn();
        }
        public void removeUpdate(DocumentEvent e) {
          warn();
        }
        public void insertUpdate(DocumentEvent e) {
          warn();
        }
  
        public void warn() {
           System.out.println("changed....");
           txtQuantity.setText("1");
  
  
        }
      });
  
      JLabel lblQuantity = new JLabel("Quantity");
  
      txtQuantity = new JTextField();
      txtQuantity.setColumns(10);
  
      JLabel lblPrice = new JLabel("Price");
  
      txtPrice = new JTextField();
      txtPrice.setColumns(10);
  
      JLabel lblNetAmount = new JLabel("Net Amount");
  
      txtNetAmount = new JTextField();
      txtNetAmount.setColumns(10);
  
      JLabel lblDiscount = new JLabel("Discount");
  
      txtDiscount = new JTextField();
      txtDiscount.setColumns(10);
  
      JLabel lblTotal = new JLabel("Total");
  
      txtTotal = new JTextField();
      txtTotal.setColumns(10);
  
  
  
      System.out.println(a);
      String[] columnNames = {"Product Code","Description","Price","Quantity","Total"};
      Object[][] data = {{a, "bb","cc", new Integer(5), new Boolean(false)},};
  
      final JTable table = new JTable(data, columnNames);
  
      table.setPreferredScrollableViewportSize(new Dimension(500, 70));
      table.setFillsViewportHeight(true);
  
      if (DEBUG) {
          table.addMouseListener(new MouseAdapter() {
              public void mouseClicked(MouseEvent e) {
                  printDebugData(table);
              }
          });
      }
  
      //Create the scroll pane and add the table to it.
      JScrollPane scrollPane = new JScrollPane(table);
  </code></pre>
  
  <p>I have a code like above. I want to insert data into Jtable which is comes from Jtextfield.
  And I also want to clear JtextField data <code>onFocus</code>. How can I do that?
  Plz help me soon... thanx...</p>