System.out.println("precond");
    public PreConditionCheckerState(ActivityScheduler activityScheduler, Activity activity)    {        super(activityScheduler, activity);                System.out.println("precond");        this.activityScheduler.resetSplitPane();        this.activityScheduler.checkBeforeStart();        this.activityScheduler.fillDirectAccessComboBox();        this.activityScheduler.autoComboSelect(0);                // on affiche le bouton next        ActionManager.getInstance().getAction(Constants.ACTION_NEXT)                .setEnabled(true);        // on affiche le bouton terminate        ActionManager.getInstance().getAction(Constants.ACTION_TERMINATE)                .setEnabled(true);        // on affiche le bouton previous        ActionManager.getInstance().getAction(Constants.ACTION_PREVIOUS)                .setEnabled(false);            }