/**
* reduce a SelectOneData to an integer (index mode) or string (value mode)
* @param data
* @return Integer or String
*/
private Object compactSelectOne(SelectOneData data)
{
Selection val = (Selection)data.Value;
return(extractSelection(val));
}
/**
* @param data The AnswerDataObject to be serialized
* @return A String which contains the value of a selection
*/
public Object serializeAnswerData(SelectOneData data)
{
return(((Selection)data.Value).Value);
}