/// <summary>
/// Causes the configuration system to throw an exception.
/// </summary>
/// <returns>
/// true if the unrecognized element was deserialized successfully; otherwise, false. The default is false.
/// </returns>
/// <param name="elementName">The name of the unrecognized element. </param>
/// <param name="reader">An input stream that reads XML from the configuration file. </param>
/// <exception cref="T:System.Configuration.ConfigurationErrorsException">The element specified in <paramref name="elementName"/> is the <clear> element.</exception>
/// <exception cref="T:System.ArgumentException"><paramref name="elementName"/> starts with the reserved prefix "config" or "lock".</exception>
protected override bool OnDeserializeUnrecognizedElement(string elementName, System.Xml.XmlReader reader)
{
var holder = new DeserializedElementHolder();
var helper = new ValueElementHelper(holder);
if (helper.DeserializeUnknownElement(elementName, reader))
{
this.Add(holder.Value);
return(true);
}
return(base.OnDeserializeUnrecognizedElement(elementName, reader));
}
/// <summary>
/// Gets a value indicating whether an unknown element is encountered during deserialization.
/// </summary>
/// <returns>
/// true when an unknown element is encountered while deserializing; otherwise, false.
/// </returns>
/// <param name="elementName">The name of the unknown subelement.
/// </param><param name="reader">The <see cref="T:System.Xml.XmlReader"/> being used for deserialization.
/// </param><exception cref="T:System.Configuration.ConfigurationErrorsException">The element identified by <paramref name="elementName"/> is locked.
/// - or -
/// One or more of the element's attributes is locked.
/// - or -
/// <paramref name="elementName"/> is unrecognized, or the element has an unrecognized attribute.
/// - or -
/// The element has a Boolean attribute with an invalid value.
/// - or -
/// An attempt was made to deserialize a property more than once.
/// - or -
/// An attempt was made to deserialize a property that is not a valid member of the element.
/// - or -
/// The element cannot contain a CDATA or text element.
/// </exception>
protected override bool OnDeserializeUnrecognizedElement(string elementName, XmlReader reader)
{
return(valueElementHelper.DeserializeUnknownElement(elementName, reader) ||
base.OnDeserializeUnrecognizedElement(elementName, reader));
}