//============================================================ // ICOMPARABLE IMPLEMENTATION //============================================================ #region CompareTo(object obj) /// <summary> /// Compares the current instance with another object of the same type. /// </summary> /// <param name="obj">An object to compare with this instance.</param> /// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns> /// <exception cref="ArgumentException">The <paramref name="obj"/> is not the expected <see cref="Type"/>.</exception> public int CompareTo(object obj) { //------------------------------------------------------------ // If target is a null reference, instance is greater //------------------------------------------------------------ if (obj == null) { return(1); } //------------------------------------------------------------ // Determine comparison result using property state of objects //------------------------------------------------------------ AtomGenerator value = obj as AtomGenerator; if (value != null) { int result = String.Compare(this.Content, value.Content, StringComparison.OrdinalIgnoreCase); result = result | Uri.Compare(this.Uri, value.Uri, UriComponents.AbsoluteUri, UriFormat.SafeUnescaped, StringComparison.OrdinalIgnoreCase); result = result | String.Compare(this.Version, value.Version, StringComparison.OrdinalIgnoreCase); result = result | AtomUtility.CompareCommonObjectAttributes(this, value); return(result); } else { throw new ArgumentException(String.Format(null, "obj is not of type {0}, type was found to be '{1}'.", this.GetType().FullName, obj.GetType().FullName), "obj"); } }
//============================================================ // CLASS SUMMARY //============================================================ /// <summary> /// Provides example code for the AtomGenerator class. /// </summary> public static void ClassExample() { #region AtomGenerator AtomFeed feed = new AtomFeed(); feed.Id = new AtomId(new Uri("urn:uuid:60a76c80-d399-11d9-b93C-0003939e0af6")); feed.Title = new AtomTextConstruct("Example Feed"); feed.UpdatedOn = new DateTime(2003, 12, 13, 18, 30, 2); feed.Links.Add(new AtomLink(new Uri("http://example.org/"))); feed.Links.Add(new AtomLink(new Uri("/feed"), "self")); feed.Authors.Add(new AtomPersonConstruct("John Doe")); // Identify the software used to generate the feed AtomGenerator generator = new AtomGenerator("Example Toolkit"); generator.Uri = new Uri("/myblog.php"); generator.Version = "1.0"; feed.Generator = generator; AtomEntry entry = new AtomEntry(); entry.Id = new AtomId(new Uri("urn:uuid:1225c695-cfb8-4ebb-aaaa-80da344efa6a")); entry.Title = new AtomTextConstruct("Atom-Powered Robots Run Amok"); entry.UpdatedOn = new DateTime(2003, 12, 13, 18, 30, 2); entry.Summary = new AtomTextConstruct("Some text."); feed.AddEntry(entry); #endregion }
/// <summary> /// Compares the current instance with another object of the same type. /// </summary> /// <param name="obj">An object to compare with this instance.</param> /// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns> /// <exception cref="ArgumentException">The <paramref name="obj"/> is not the expected <see cref="Type"/>.</exception> public int CompareTo(object obj) { if (obj == null) { return(1); } AtomGenerator value = obj as AtomGenerator; if (value != null) { int result = String.Compare(this.Content, value.Content, StringComparison.OrdinalIgnoreCase); result = result | Uri.Compare(this.Uri, value.Uri, UriComponents.AbsoluteUri, UriFormat.SafeUnescaped, StringComparison.OrdinalIgnoreCase); result = result | String.Compare(this.Version, value.Version, StringComparison.OrdinalIgnoreCase); result = result | AtomUtility.CompareCommonObjectAttributes(this, value); return(result); } else { throw new ArgumentException(String.Format(null, "obj is not of type {0}, type was found to be '{1}'.", this.GetType().FullName, obj.GetType().FullName), "obj"); } }
/// <summary> /// Creates a <see cref="AtomGenerator"/> using the supplied <see cref="XPathNavigator"/>. /// </summary> /// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param> /// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param> /// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the fill operation.</param> /// <returns>A <see cref="AtomGenerator"/> instance initialized using the supplied <paramref name="source"/>.</returns> /// <remarks> /// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents a Atom 0.3 generator element. /// </remarks> /// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception> /// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception> /// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception> private static AtomGenerator CreateGenerator(XPathNavigator source, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings) { //------------------------------------------------------------ // Local members //------------------------------------------------------------ AtomGenerator generator = new AtomGenerator(); //------------------------------------------------------------ // Validate parameter //------------------------------------------------------------ Guard.ArgumentNotNull(source, "source"); Guard.ArgumentNotNull(manager, "manager"); Guard.ArgumentNotNull(settings, "settings"); //------------------------------------------------------------ // Attempt to extract common attributes information //------------------------------------------------------------ AtomUtility.FillCommonObjectAttributes(generator, source); //------------------------------------------------------------ // Attempt to extract syndication information //------------------------------------------------------------ if(source.HasAttributes) { string urlAttribute = source.GetAttribute("url", String.Empty); string versionAttribute = source.GetAttribute("version", String.Empty); if (!String.IsNullOrEmpty(urlAttribute)) { Uri uri; if (Uri.TryCreate(urlAttribute, UriKind.RelativeOrAbsolute, out uri)) { generator.Uri = uri; } } if (!String.IsNullOrEmpty(versionAttribute)) { generator.Version = versionAttribute; } } if (!String.IsNullOrEmpty(source.Value)) { generator.Content = source.Value; } SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings); adapter.Fill(generator, manager); return generator; }