Create ADF Choice List and apply selectItems to it programmatically

importjava.util.ArrayList;
importjava.util.List;

importjavax.faces.component.UISelectItems;
importjavax.faces.event.ActionEvent;

importjavax.faces.model.SelectItem;

importoracle.adf.view.rich.component.rich.RichForm;
importoracle.adf.view.rich.component.rich.input.RichSelectOneChoice;

//af:form binding to add selectOneChoice as it's child
private RichForm rootFormBind;

publicvoidsetRootFormBind(RichForm rootFormBind){
this.rootFormBind= rootFormBind;
}

public RichForm getRootFormBind(){
return rootFormBind;
}

//List variable to populate selectOneCoice
    List<SelectItem> customList;

publicvoidsetCustomList(List<SelectItem> customList){
this.customList= customList;
}

public List<SelectItem>getCustomList(){
if(customList ==null){
            customList =new ArrayList<SelectItem>();
            customList.add(new SelectItem("i1","Item 1"));
            customList.add(new SelectItem("i2","Item 2"));
            customList.add(new SelectItem("i3","Item 3"));
            customList.add(new SelectItem("i4","Item 4"));
            customList.add(new SelectItem("i5","Item 5"));
}
return customList;
}

/**Method to create SelectOneChoice programmatically and add Items to it
     * @param actionEvent
     */
publicvoidcreateSOCAction(ActionEvent actionEvent){
//Create SelectOneChoice component using It's Java Class
        RichSelectOneChoice selectOneChoice =new RichSelectOneChoice();
//Set required proprties of component
        selectOneChoice.setId("soc1");
        selectOneChoice.setLabel("Choice List");

//Create SelectItems component
        UISelectItems selectItems =new UISelectItems();
//Set Id
selectItems.setId("si1");
//Set SelectItems value, It'll be derived from an ArrayList of type javax.faces.model.SelectItem
selectItems.setValue(getCustomList());

//Add selectItems component as child of selectOneChoice
        selectOneChoice.getChildren().add(selectItems);

//Finally add SelectOneChoice to any root component of page
        getRootFormBind().getChildren().add(selectOneChoice);

        AdfFacesContext.getCurrentInstance().addPartialTarget(rootFormBind);
}