i am trying change the value of objet by downcast it but original object value doesnt change. I didn’t find any solution on internet. Thanks for all help

    private void setComponentsMode(Boolean isSelectMode) {
        Component componentList[] = this.getComponents();
        for (int i = 0; i < componentList.length; i++) {
            Component component = componentList[i];
            if(component instanceof SelectTitle) {
                SelectTitle title = (SelectTitle)component;
                title.setSelectMode(isSelectMode);
            }
        }