/// <summary>
        /// Initializes a new instance of the <see cref="IdBasedStandardFieldResolver"/> class.
        /// </summary>
        /// <param name="fieldReference">The standard fields reference.</param>
        public IdBasedStandardFieldResolver(StandardFieldsReference fieldReference)
        {
            Assert.ArgumentNotNull(fieldReference, "fieldReference");

            this.FieldReference = fieldReference;
        }
    /// <summary>
    /// Initializes a new instance of the <see cref="NameBasedStandardFieldResolver"/> class.
    /// </summary>
    /// <param name="fieldReference">The standard fields reference.</param>
    public NameBasedStandardFieldResolver(StandardFieldsReference fieldReference)
    {
      Assert.ArgumentNotNull(fieldReference, "fieldReference");

      this.FieldReference = fieldReference;
    }