/// <summary>
/// Gets an Survey from a given id.
/// </summary>
/// <param name="id"></param>
/// <returns>Survey</returns>
public Survey Read(int id)
{
if (id <= 0)
{
return(null);
}
Survey survey = _dataRepository.Read(id);
if (survey == null)
{
return(null);
}
return(survey);
}
