/// <summary>
/// Deserialize an element, basing the element type on the one
/// supplied at runtime, and then store the element into the
/// given <paramref name="elementCollection"/>.
/// </summary>
/// <remarks>This method is useful when reading elements into a polymorphic collection.</remarks>
/// <typeparam name="TElementType">Base type of element to store.</typeparam>
/// <param name="baseElement">Element that contains the collection being stored into.</param>
/// <param name="reader">Xml Reader containing state to deserialize from.</param>
/// <param name="elementType">Runtime type of element to create.</param>
/// <param name="elementCollection">Collection to store the created element into.</param>
/// <returns>The created element.</returns>
public static TElementType ReadElementByType <TElementType>(this ConfigurationElement baseElement,
XmlReader reader, Type elementType, DeserializableConfigurationElementCollectionBase <TElementType> elementCollection)
where TElementType : DeserializableConfigurationElement
{
Guard.ArgumentNotNull(reader, "reader");
Guard.ArgumentNotNull(elementType, "elementType");
Guard.ArgumentNotNull(elementCollection, "elementCollection");
Guard.TypeIsAssignable(typeof(TElementType), elementType, "elementType");
var element = (TElementType)Activator.CreateInstance(elementType);
element.Deserialize(reader);
elementCollection.Add(element);
return(element);
}
/// <summary>
/// Deserialize an element of the given type, store it in
/// the collection object, and
/// </summary>
/// <typeparam name="TElementType">Type of element to create and deserialize.</typeparam>
/// <param name="baseElement">Parent element containing element to deserialize.</param>
/// <param name="reader">Xml reader containing state to deserialize from.</param>
/// <param name="elementCollection">Collection to store the created element into.</param>
/// <returns>The created element.</returns>
public static TElementType ReadUnwrappedElement <TElementType>(this ConfigurationElement baseElement,
XmlReader reader, DeserializableConfigurationElementCollectionBase <TElementType> elementCollection)
where TElementType : DeserializableConfigurationElement, new()
{
Guard.ArgumentNotNull(reader, "reader");
Guard.ArgumentNotNull(elementCollection, "elementCollection");
var element = new TElementType();
element.Deserialize(reader);
elementCollection.Add(element);
return(element);
}
