NetBeans + VWP: Criar componente dinamicamente

public void prerender() {
        if(getSessionBean1().isCreateComponent()) {
            javax.faces.component.UIViewRoot root = this.getFacesContext().getViewRoot();
            UIComponent form = root.findComponent("form1");
            if (form==null)
                form = new Form();
            List children = form.getChildren();
        
            // Children is a mutable list so just add your custom fields...
            TextField tf_test = new TextField();
            tf_test.setId("textField1");
            tf_test.setText("Hello Components Tree!!");
            tf_test.setStyle("height: 200px; left: 72px; top: 72px; position: absolute; width: 48px");
            tf_test.setVisible(true);
            tf_test.setRendered(true);
            children.add(tf_test);
        }
    }