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//
// BodyWriter.cs
//
// Author:
// Atsushi Enomoto <atsushi@ximian.com>
//
// Copyright (C) 2005,2009 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.Collections.ObjectModel;
using System.IO;
using System.Runtime.Serialization;
using System.Xml;
namespace System.ServiceModel.Channels
{
public abstract class BodyWriter
{
bool is_buffered;
protected BodyWriter (bool isBuffered)
{
is_buffered = isBuffered;
}
public bool IsBuffered {
get { return is_buffered; }
}
public BodyWriter CreateBufferedCopy (
int maxBufferSize)
{
return OnCreateBufferedCopy (maxBufferSize);
}
public void WriteBodyContents (XmlDictionaryWriter writer)
{
OnWriteBodyContents (writer);
}
protected virtual BodyWriter OnCreateBufferedCopy (
int maxBufferSize)
{
var s = new XmlWriterSettings ();
s.OmitXmlDeclaration = true;
s.ConformanceLevel = ConformanceLevel.Auto;
StringWriter sw = new StringWriter ();
using (XmlDictionaryWriter w = XmlDictionaryWriter.CreateDictionaryWriter (XmlWriter.Create (sw, s)))
WriteBodyContents (w);
var xml = sw.ToString ();
if (xml.Length > 0)
return new XmlReaderBodyWriter (xml, maxBufferSize, null);
else
return new EmptyBodyWriter ();
}
protected abstract void OnWriteBodyContents (
XmlDictionaryWriter writer);
class EmptyBodyWriter : BodyWriter
{
public EmptyBodyWriter ()
: base (true)
{
}
protected override BodyWriter OnCreateBufferedCopy (
int maxBufferSize)
{
return new EmptyBodyWriter ();
}
protected override void OnWriteBodyContents (XmlDictionaryWriter writer)
{
// nothing to do
}
}
}
}
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