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//
// System.ServiceModel.AddressHeader.cs
//
// Authors:
// Duncan Mak (duncan@novell.com)
// Atsushi Enomoto (atsushi@ximian.com)
//
// Copyright (C) 2005,2010 Novell, Inc (http://www.novell.com)
//
// 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;
using System.IO;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Xml;
using System.Xml.Schema;
namespace System.ServiceModel.Channels
{
public abstract class AddressHeader
{
protected AddressHeader () {}
public static AddressHeader CreateAddressHeader (object value)
{
return new DefaultAddressHeader (value);
}
public static AddressHeader CreateAddressHeader (object value, XmlObjectSerializer formatter)
{
return new DefaultAddressHeader (value, formatter);
}
public static AddressHeader CreateAddressHeader (string name, string ns, object value)
{
return new DefaultAddressHeader (name, ns, value);
}
public static AddressHeader CreateAddressHeader (string name, string ns, object value,
XmlObjectSerializer formatter)
{
if (formatter == null)
throw new ArgumentNullException ("formatter");
return new DefaultAddressHeader (name, ns, value, formatter);
}
public override bool Equals (object obj)
{
AddressHeader o = obj as AddressHeader;
if (o == null)
return false;
return o.Name == this.Name && o.Namespace == this.Namespace;
}
public virtual XmlDictionaryReader GetAddressHeaderReader ()
{
var sw = new StringWriter ();
var s = new XmlWriterSettings () { OmitXmlDeclaration = true };
var xw = XmlDictionaryWriter.CreateDictionaryWriter (XmlWriter.Create (sw, s));
WriteAddressHeader (xw);
xw.Close ();
return XmlDictionaryReader.CreateDictionaryReader (XmlReader.Create (new StringReader (sw.ToString ())));
}
public override int GetHashCode ()
{
return this.Name.GetHashCode () + this.Namespace.GetHashCode ();
}
public T GetValue<T> ()
{
return GetValue<T> (new DataContractSerializer (typeof (T)));
}
public T GetValue<T> (XmlObjectSerializer formatter)
{
return (T) formatter.ReadObject (GetAddressHeaderReader ());
}
protected abstract void OnWriteAddressHeaderContents (XmlDictionaryWriter writer);
protected virtual void OnWriteStartAddressHeader (XmlDictionaryWriter writer)
{
if (Name != null && Namespace != null)
writer.WriteStartElement (Name, Namespace);
}
public MessageHeader ToMessageHeader ()
{
throw new NotImplementedException ();
}
public void WriteAddressHeader (XmlDictionaryWriter writer)
{
if (writer == null)
throw new ArgumentNullException ("writer is null");
this.WriteStartAddressHeader (writer);
this.WriteAddressHeaderContents (writer);
if (Name != null && Namespace != null)
writer.WriteEndElement ();
}
public void WriteAddressHeader (XmlWriter writer)
{
this.WriteAddressHeader (XmlDictionaryWriter.CreateDictionaryWriter (writer));
}
public void WriteAddressHeaderContents (XmlDictionaryWriter writer)
{
this.OnWriteAddressHeaderContents (writer);
}
public void WriteStartAddressHeader (XmlDictionaryWriter writer)
{
this.OnWriteStartAddressHeader (writer);
}
public abstract string Name { get; }
public abstract string Namespace { get; }
internal class DefaultAddressHeader : AddressHeader
{
string name, ns;
XmlObjectSerializer formatter;
object value;
internal DefaultAddressHeader (object value)
: this (null, null, value) {}
internal DefaultAddressHeader (object value, XmlObjectSerializer formatter)
: this (null, null, value, formatter)
{
}
internal DefaultAddressHeader (string name, string ns, object value)
: this (name, ns, value, null) {}
internal DefaultAddressHeader (string name, string ns, object value, XmlObjectSerializer formatter)
{
if (formatter == null)
formatter = value != null ? new DataContractSerializer (value.GetType ()) : null;
this.name = name;
this.ns = ns;
this.formatter = formatter;
this.value = value;
}
public override string Name {
get { return name; }
}
public override string Namespace {
get { return ns; }
}
protected override void OnWriteAddressHeaderContents (XmlDictionaryWriter writer)
{
if (value == null)
writer.WriteAttributeString ("i", "nil", "http://www.w3.org/2001/XMLSchema-instance", "true");
else
this.formatter.WriteObject (writer, value);
}
}
}
}
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