mono/mcs/class/System.XML/System.Xml/XmlXapResolver.cs

//
// XmlXapResolver.cs
//
// Author:
//   Atsushi Enomoto ([email protected])
//
// (C) 2009 Novell Inc.
//

//
// 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.Net;
using System.Reflection;

namespace System.Xml
{
	public class XmlXapResolver : XmlResolver
	{
		static readonly MethodInfo method = Type.GetType ("System.Windows.Application, System.Windows.dll").GetMethod ("GetResourceStream", new Type [0]);
		static readonly PropertyInfo property = Type.GetType ("System.Windows.Resources, System.Windows.dll").GetProperty ("Stream");

		// FIXME: remove this compromised part when this class got working
		XmlUrlResolver url_resolver = new XmlUrlResolver ();

		public override object GetEntity (Uri absoluteUri, string role, Type ofObjectToReturn)
		{
			try {
				if (ofObjectToReturn != typeof (Stream))
					throw new NotSupportedException (String.Format ("Not supported entity type '{0}'", ofObjectToReturn));
				return property.GetValue (method.Invoke (null, new object [] {absoluteUri}), new object [0]);
			} catch {
				return url_resolver.GetEntity (absoluteUri, role, ofObjectToReturn);
			}
		}
	}
}