title: how I can display the names of columns in a JTable with builder editor window eclipse?
body: <p>How can I display the names of table columns in visual editor eclipse?</p>
  
  <p>I am not able to display the title of the columns.</p>
  
  <pre><code>table = new JTable();
  table.setBorder(new EtchedBorder(EtchedBorder.LOWERED,
      UIManager.getColor("nimbusInfoBlue"),
      UIManager.getColor("nimbusFocus")));
  table.setRowHeight(20);
  table.setShowVerticalLines(true);
  table.setModel(new DefaultTableModel(
      new Object[][]{
          {null, null, null, null, null, "", null},
          {null, null, null, null, null, null, null},
          {null, null, null, null, null, null, null},
          {null, null, null, null, null, null, null},
          {null, null, null, null, null, null, null},
          {null, null, null, null, null, null, null},
          {null, null, null, null, null, null, null},
          {null, null, null, null, null, null, null},},
      //Les titres des colonnes
      new String[]{
          "reference", "CIN/RC", "nom", "prenom",
          "payement", "date payement", "categorie"
      }) {
  
      boolean[] columnEditables = new boolean[]{
          false, false, false, false, false, false, false
      };
  
      public boolean isCellEditable(int row, int column) {
          return columnEditables[column];
      }
  });
  </code></pre>