Item State change of JComboBox and Get values from database and show Data on JTable.


 try
    {
    Class.forName("com.mysql.jdbc.Driver");
    java.sql.Connection con=DriverManager.getConnection("jdbc:mysql://localhost:3305/supplimentry","root","root");
    String sql="select * from inventory where Brand_Name='"+jComboBox3.getSelectedItem().toString()+"'";
    java.sql.PreparedStatement pst=con.prepareStatement(sql);
    DefaultTableModel tm33 = (DefaultTableModel)list1.getModel();
    tm33.setRowCount(0);
 TableColumn col = new TableColumn(tm33.getColumnCount());
 JTableHeader header = list1.getTableHeader();
  header.setBackground(Color.yellow);
  
    ResultSet rs = pst.executeQuery(sql);
    int i=0;
    while(rs.next())
    {
    Vector v2 = new Vector();
    v2.addElement(rs.getString(1));
    v2.addElement(rs.getString(2));
    v2.addElement(rs.getInt(3));
    v2.addElement(rs.getDouble(4));
    v2.addElement(rs.getDouble(5));
    v2.addElement(rs.getDouble(6));
    v2.addElement(rs.getString(7));
    v2.addElement(rs.getString(8));
    v2.addElement(rs.getDate(9));
    v2.addElement(rs.getString(10));
    v2.addElement(rs.getString(11));
    tm33.addRow(v2);
    }
    con.close();
    pst.close();
    }
    catch(Exception e)
    {
    System.out.println(e);
    }

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