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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.ServiceModel.Channels
{
using System.IO;
// Base Stream that delegates all its methods to another Stream.
abstract class DelegatingStream : Stream
{
Stream stream;
protected DelegatingStream(Stream stream)
{
if (stream == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("stream");
}
this.stream = stream;
}
protected Stream BaseStream
{
get
{
return stream;
}
}
public override bool CanRead
{
get
{
return stream.CanRead;
}
}
public override bool CanSeek
{
get
{
return stream.CanSeek;
}
}
public override bool CanTimeout
{
get
{
return stream.CanTimeout;
}
}
public override bool CanWrite
{
get
{
return stream.CanWrite;
}
}
public override long Length
{
get
{
return stream.Length;
}
}
public override long Position
{
get
{
return stream.Position;
}
set
{
stream.Position = value;
}
}
public override int ReadTimeout
{
get
{
return stream.ReadTimeout;
}
set
{
stream.ReadTimeout = value;
}
}
public override int WriteTimeout
{
get
{
return stream.WriteTimeout;
}
set
{
stream.WriteTimeout = value;
}
}
public override IAsyncResult BeginRead(byte[] buffer, int offset, int count, AsyncCallback callback, object state)
{
return stream.BeginRead(buffer, offset, count, callback, state);
}
public override IAsyncResult BeginWrite(byte[] buffer, int offset, int count, AsyncCallback callback, object state)
{
return stream.BeginWrite(buffer, offset, count, callback, state);
}
public override void Close()
{
stream.Close();
}
public override int EndRead(IAsyncResult result)
{
return stream.EndRead(result);
}
public override void EndWrite(IAsyncResult result)
{
stream.EndWrite(result);
}
public override void Flush()
{
stream.Flush();
}
public override int Read(byte[] buffer, int offset, int count)
{
return stream.Read(buffer, offset, count);
}
public override int ReadByte()
{
return stream.ReadByte();
}
public override long Seek(long offset, SeekOrigin origin)
{
return stream.Seek(offset, origin);
}
public override void SetLength(long value)
{
stream.SetLength(value);
}
public override void Write(byte[] buffer, int offset, int count)
{
stream.Write(buffer, offset, count);
}
public override void WriteByte(byte value)
{
stream.WriteByte(value);
}
}
}
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