private TicketLineInfo init(AppView app, TicketLineInfo oLine) throws BasicException {
    // Inicializo los componentes
    initComponents();

    if (oLine.getTaxInfo() == null) {
      throw new BasicException(AppLocal.getIntString("message.cannotcalculatetaxes"));
    }

    m_oLine = new TicketLineInfo(oLine);
    m_bunitsok = true;
    m_bpriceok = true;

    m_jName.setEnabled(
        m_oLine.getProductID() == null
            && app.getAppUserView()
                .getUser()
                .hasPermission("com.openbravo.pos.sales.JPanelTicketEdits"));
    m_jPrice.setEnabled(
        app.getAppUserView().getUser().hasPermission("com.openbravo.pos.sales.JPanelTicketEdits"));
    m_jPriceTax.setEnabled(
        app.getAppUserView().getUser().hasPermission("com.openbravo.pos.sales.JPanelTicketEdits"));

    m_jName.setText(m_oLine.getProperty("product.name"));
    m_jUnits.setDoubleValue(oLine.getMultiply());
    m_jPrice.setDoubleValue(oLine.getPrice());
    m_jPriceTax.setDoubleValue(oLine.getPriceTax());
    m_jTaxrate.setText(oLine.getTaxInfo().getName());

    m_jName.addPropertyChangeListener("Edition", new RecalculateName());
    m_jUnits.addPropertyChangeListener("Edition", new RecalculateUnits());
    m_jPrice.addPropertyChangeListener("Edition", new RecalculatePrice());
    m_jPriceTax.addPropertyChangeListener("Edition", new RecalculatePriceTax());

    m_jName.addEditorKeys(m_jKeys);
    m_jUnits.addEditorKeys(m_jKeys);
    m_jPrice.addEditorKeys(m_jKeys);
    m_jPriceTax.addEditorKeys(m_jKeys);

    if (m_jName.isEnabled()) {
      m_jName.activate();
    } else {
      m_jUnits.activate();
    }

    printTotals();

    getRootPane().setDefaultButton(m_jButtonOK);
    returnLine = null;
    setVisible(true);

    return returnLine;
  }