/// <summary>
/// Parses the supplied XML into an instance of
/// <see cref="AtomFeed" />.
/// </summary>
/// <param name="xml">
/// A string of characters containing the XML representation of an Atom Feed.
/// </param>
/// <param name="serializer">
/// An <see cref="IContentSerializer" /> used to deserialize custom
/// content to objects.
/// </param>
/// <returns>
/// A new instance of <see cref="AtomFeed" /> containing the data from
/// the supplied <paramref name="xml" />.
/// </returns>
/// <exception cref="System.ArgumentNullException">
/// <paramref name="serializer" /> is <see langword="null" />.
/// </exception>
public static AtomFeed Parse(string xml, IContentSerializer serializer)
{
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
var sr = new StringReader(xml);
try
{
using (var r = XmlReader.Create(sr))
{
sr = null;
return(AtomFeed.ReadFrom(r, serializer));
}
}
finally
{
if (sr != null)
{
sr.Dispose();
}
}
}
private AtomFeed ReadIndex()
{
var indexAddress =
new Uri(((Guid)this.id).ToString(), UriKind.Relative);
using (var r = this.storage.CreateFeedReaderFor(indexAddress))
return(AtomFeed.ReadFrom(r, this.serializer));
}
private AtomFeed GetPreviousPage(AtomFeed current)
{
var previousLink =
current.Links.SingleOrDefault(l => l.IsPreviousLink);
if (previousLink == null)
{
return(null);
}
using (var r = this.storage.CreateFeedReaderFor(previousLink.Href))
return(AtomFeed.ReadFrom(r, this.serializer));
}
private AtomFeed ReadPage(Uri address)
{
using (var r = this.storage.CreateFeedReaderFor(address))
return(AtomFeed.ReadFrom(r, this.serializer));
}