Erro Login Help

public static void Login()
    {
        String user = Login.getText();
   	String pass = Senha.getText();                
        String cod  = Codigo.getText();
        String query = "select count(*) as contator from Login where codigo="+cod+" and login="+user+" and senha="+pass;
        //Conecta con = new Conecta();
        
        ResultSet res = null;
        res = Conecta.consulta(query);
        try {
            if(res.next())
            {
                 if(cod==0001)
                 {
                     Administrador Admin = new Administrador();
                     Admin.setVisible(true);
                 }
                 else if(cod==0002)
                 {
                     Usuario User = new Usuario();
                     User.setVisible(true);
                 }
                 else
                 {
                     JOtpionPane.showMessageDialog(null,"Invalido");
                 }
                 
                 
                 
      }
        } catch (SQLException ex) {
            ex.printStackTrace();
        }
        
        
    }

private void loginActionPerformed(java.awt.event.ActionEvent evt) {                                      
     Login();
  }