code: public String getTextAt(final int row, final int column) {
  		final Object value = getValueAt(row, column);
  
  		String text = "";
  		if (value != null) {
  			final TableCellRenderer renderer = getCellRenderer(row, column);
  			final Component rendererComponent = renderer.getTableCellRendererComponent(this, value,
  					false, false, row, column);
  			if (rendererComponent instanceof JLabel) {
  				text = ((JLabel) rendererComponent).getText();
  				text = getToolTipTextIfNoText(text, rendererComponent);
  			} else if (rendererComponent instanceof JTextComponent) {
  				text = ((JTextComponent) rendererComponent).getText();
  				text = getToolTipTextIfNoText(text, rendererComponent);
  			} else if (rendererComponent instanceof JCheckBox) {
  				text = String
  						.valueOf(((JCheckBox) rendererComponent).isSelected() ? "vrai" : "faux");
  			} else {
  				text = value.toString();
  			}
  		}
  		return text;
  	}
docs: Renvoie le texte affiché à la position demandée.
  
  @return String
  @param row
  int
  @param column
  int