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//
// System.Web.Services.Discovery.DiscoveryDocumentReference.cs
//
// Author:
// Dave Bettin (javabettin@yahoo.com)
// Tim Coleman (tim@timcoleman.com)
// Lluis Sanchez Gual (lluis@ximian.com)
//
// Copyright (C) Dave Bettin, 2002
// Copyright (C) Tim Coleman, 2002
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.IO;
using System.Web.Services.Description;
using System.Xml.Serialization;
namespace System.Web.Services.Discovery {
[XmlRootAttribute("discoveryRef", Namespace="http://schemas.xmlsoap.org/disco/", IsNullable=true)]
public sealed class DiscoveryDocumentReference : DiscoveryReference {
#region Fields
private DiscoveryDocument document;
private string defaultFilename;
private string href;
#endregion // Fields
#region Constructors
public DiscoveryDocumentReference ()
{
href = String.Empty;
}
public DiscoveryDocumentReference (string href)
{
this.href = href;
}
#endregion // Constructors
#region Properties
[XmlIgnore]
public DiscoveryDocument Document {
get {
if (ClientProtocol == null)
throw new InvalidOperationException ("The ClientProtocol property is a null reference");
DiscoveryDocument doc = ClientProtocol.Documents [Url] as DiscoveryDocument;
if (doc == null)
throw new Exception ("The Documents property of ClientProtocol does not contain a discovery document with the url " + Url);
return doc;
}
}
[XmlIgnore]
public override string DefaultFilename {
get { return FilenameFromUrl (Url) + ".disco"; }
}
[XmlAttribute("ref")]
public string Ref {
get { return href; }
set { href = value; }
}
[XmlIgnore]
public override string Url {
get { return href; }
set { href = value; }
}
#endregion // Properties
#region Methods
public override object ReadDocument (Stream stream)
{
return DiscoveryDocument.Read (stream);
}
protected internal override void Resolve (string contentType, Stream stream)
{
DiscoveryDocument doc = DiscoveryDocument.Read (stream);
ClientProtocol.Documents.Add (Url, doc);
if (!ClientProtocol.References.Contains (Url))
ClientProtocol.References.Add (this);
foreach (DiscoveryReference re in doc.References)
{
re.ClientProtocol = ClientProtocol;
ClientProtocol.References.Add (re.Url, re);
}
}
public void ResolveAll ()
{
if (ClientProtocol.Documents.Contains (Url)) // Already resolved
return;
Resolve ();
DiscoveryDocument doc = document;
foreach (DiscoveryReference re in doc.References)
{
try
{
if (re is DiscoveryDocumentReference)
((DiscoveryDocumentReference)re).ResolveAll ();
else
re.Resolve ();
}
catch (Exception ex)
{
ReportError (re.Url, ex);
}
}
}
public override void WriteDocument (object document, Stream stream)
{
((DiscoveryDocument)document).Write (stream);
}
#endregion // Methods
}
}
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