Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.ServiceModel/System/ServiceModel/Syndication/SyndicationLink.cs

@@ -0,0 +1,201 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.ServiceModel.Syndication
+{
+    using System.Collections.Generic;
+    using System.Xml;
+    using System.Collections.ObjectModel;
+    using System.Xml.Serialization;
+    using System.Runtime.Serialization;
+    using System.Runtime.CompilerServices;
+
+    // NOTE: This class implements Clone so if you add any members, please update the copy ctor
+    [TypeForwardedFrom("System.ServiceModel.Web, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35")]
+    public class SyndicationLink : IExtensibleSyndicationObject
+    {
+        Uri baseUri;
+        ExtensibleSyndicationObject extensions = new ExtensibleSyndicationObject();
+        long length;
+        string mediaType;
+        string relationshipType;
+        string title;
+        Uri uri;
+
+        public SyndicationLink(Uri uri)
+            : this(uri, null, null, null, 0)
+        {
+        }
+
+        public SyndicationLink(Uri uri, string relationshipType, string title, string mediaType, long length)
+        {
+            if (length < 0)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("length"));
+            }
+            this.baseUri = null;
+            this.uri = uri;
+            this.title = title;
+            this.relationshipType = relationshipType;
+            this.mediaType = mediaType;
+            this.length = length;
+        }
+
+        public SyndicationLink()
+            : this(null, null, null, null, 0)
+        {
+        }
+
+        protected SyndicationLink(SyndicationLink source)
+        {
+            if (source == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("source");
+            }
+            this.length = source.length;
+            this.mediaType = source.mediaType;
+            this.relationshipType = source.relationshipType;
+            this.title = source.title;
+            this.baseUri = source.baseUri;
+            this.uri = source.uri;
+            this.extensions = source.extensions.Clone();
+        }
+
+        public Dictionary<XmlQualifiedName, string> AttributeExtensions
+        {
+            get { return this.extensions.AttributeExtensions; }
+        }
+
+        public Uri BaseUri
+        {
+            get { return this.baseUri; }
+            set { this.baseUri = value; }
+        }
+
+        public SyndicationElementExtensionCollection ElementExtensions
+        {
+            get { return this.extensions.ElementExtensions; }
+        }
+
+        public long Length
+        {
+            get { return this.length; }
+            set
+            {
+                if (value < 0)
+                {
+                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value"));
+                }
+                this.length = value;
+            }
+        }
+
+        public string MediaType
+        {
+            get { return mediaType; }
+            set { mediaType = value; }
+        }
+
+        public string RelationshipType
+        {
+            get { return relationshipType; }
+            set { relationshipType = value; }
+        }
+
+        public string Title
+        {
+            get { return title; }
+            set { title = value; }
+        }
+
+        public Uri Uri
+        {
+            get { return uri; }
+            set { this.uri = value; }
+        }
+
+        public static SyndicationLink CreateAlternateLink(Uri uri)
+        {
+            return CreateAlternateLink(uri, null);
+        }
+
+        public static SyndicationLink CreateAlternateLink(Uri uri, string mediaType)
+        {
+            return new SyndicationLink(uri, Atom10Constants.AlternateTag, null, mediaType, 0);
+        }
+
+        public static SyndicationLink CreateMediaEnclosureLink(Uri uri, string mediaType, long length)
+        {
+            return new SyndicationLink(uri, Rss20Constants.EnclosureTag, null, mediaType, length);
+        }
+
+        public static SyndicationLink CreateSelfLink(Uri uri)
+        {
+            return CreateSelfLink(uri, null);
+        }
+
+        public static SyndicationLink CreateSelfLink(Uri uri, string mediaType)
+        {
+            return new SyndicationLink(uri, Atom10Constants.SelfTag, null, mediaType, 0);
+        }
+
+        public virtual SyndicationLink Clone()
+        {
+            return new SyndicationLink(this);
+        }
+
+        public Uri GetAbsoluteUri()
+        {
+            if (this.uri != null)
+            {
+                if (this.uri.IsAbsoluteUri)
+                {
+                    return this.uri;
+                }
+                else if (this.baseUri != null)
+                {
+                    return new Uri(this.baseUri, this.uri);
+                }
+                else
+                {
+                    return null;
+                }
+            }
+            else
+            {
+                return null;
+            }
+        }
+
+        protected internal virtual bool TryParseAttribute(string name, string ns, string value, string version)
+        {
+            return false;
+        }
+
+        protected internal virtual bool TryParseElement(XmlReader reader, string version)
+        {
+            return false;
+        }
+
+        protected internal virtual void WriteAttributeExtensions(XmlWriter writer, string version)
+        {
+            this.extensions.WriteAttributeExtensions(writer);
+        }
+
+        protected internal virtual void WriteElementExtensions(XmlWriter writer, string version)
+        {
+            this.extensions.WriteElementExtensions(writer);
+        }
+
+        internal void LoadElementExtensions(XmlReader readerOverUnparsedExtensions, int maxExtensionSize)
+        {
+            this.extensions.LoadElementExtensions(readerOverUnparsedExtensions, maxExtensionSize);
+        }
+
+        internal void LoadElementExtensions(XmlBuffer buffer)
+        {
+            this.extensions.LoadElementExtensions(buffer);
+        }
+    }
+}