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#region Disclaimer / License
// Copyright (C) 2015, The Duplicati Team
// http://www.duplicati.com, info@duplicati.com
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
#endregion
using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace Duplicati.Library.Utility
{
/// <summary>
/// Represents a filestream for a temporary file, which will be deleted when disposed
/// </summary>
public class TempFileStream : Stream
{
private Stream m_stream;
private TempFile m_file;
public TempFileStream()
: this(new TempFile())
{
}
public TempFileStream(string file)
: this(TempFile.WrapExistingFile(file))
{
}
public TempFileStream(TempFile file)
{
m_file = file;
m_stream = System.IO.File.Open(file, FileMode.Create, FileAccess.ReadWrite, FileShare.None);
}
public override bool CanRead
{
get { return m_stream.CanRead; }
}
public override bool CanSeek
{
get { return m_stream.CanSeek; }
}
public override bool CanWrite
{
get { return m_stream.CanWrite; }
}
public override void Flush()
{
m_stream.Flush();
}
public override long Length
{
get { return m_stream.Length; }
}
public override long Position
{
get
{
return m_stream.Position;
}
set
{
m_stream.Position = value;
}
}
public override int Read(byte[] buffer, int offset, int count)
{
return m_stream.Read(buffer, offset, count);
}
public override long Seek(long offset, SeekOrigin origin)
{
return m_stream.Seek(offset, origin);
}
public override void SetLength(long value)
{
m_stream.SetLength(value);
}
public override void Write(byte[] buffer, int offset, int count)
{
m_stream.Write(buffer, offset, count);
}
protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
if (disposing)
{
if (m_stream != null)
{
m_stream.Dispose();
m_stream = null;
}
if (m_file != null)
{
m_file.Dispose();
m_file = null;
}
}
}
}
}
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