private void initData() {
        try{
            Connection conn = ConnectionDB.getInstance();
            Statement state = conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_READ_ONLY);
            ResultSet result = state.executeQuery("SELECT * FROM operation INNER JOIN utilisateur ON operation.opeuti = '"+userActuel.getCode()+"'  ORDER BY opedate");
            result.last();
            Object[][] data;
            int nbLignes = result.getRow();
            int ligne=0;
            data = new Object[nbLignes][5];
            result.beforeFirst();
            if(result.next()){
                do{
                data[ligne][0] = result.getDate(1);
                if(result.getBoolean(2)){
                    data[ligne][1] = String.valueOf(result.getFloat(3))+" €";
                    data[ligne][2] = "";
                }else{
                    data[ligne][2] = String.valueOf(result.getFloat(3))+" €";
                    data[ligne][1] = "";
                }
                data[ligne][3] = result.getString(4);
                data[ligne][4] = new BoutonTable("Supprimer",ligne);
                ligne++;
                }while(result.next());
 
            }
            else{
                data = new Object[1][5];
                JOptionPane jop = new JOptionPane();
                data[ligne][1] = String.valueOf(Float.parseFloat(jop.showInputDialog(null,"Entrez le solde de départ du compte : ","Solde du compte",JOptionPane.QUESTION_MESSAGE)))+" €";
                data[ligne][2] = "";
                data[ligne][0] = new SimpleDateFormat("dd/MM/yy").format(new Date());
                data[ligne][3] = "SOLDE DE DEPART";
                data[ligne][4] = new BoutonTable("Supprimer",ligne);
                state.executeUpdate("INSERT INTO OPERATION(opedate,opecredit,opemontant,opelibele,opeuti) VALUES('"+data[ligne][0]+"',true,'"+data[ligne][1]+"','"+data[ligne][3]+"','"+userActuel.getCode()+"')");
            }
            result.close();
            state.close();
            this.data = new DataModel(data);
        }catch(SQLException e){
            e.printStackTrace();
        }catch(Exception e){
            e.printStackTrace();
        }