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// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
using System;
using CoCoL;
namespace Duplicati.Library.Main.Operation.Backup
{
/// <summary>
/// Static typed definitions of channels used for the backup process
/// </summary>
internal static class Channels
{
/// <summary>
/// Requests to the backend are send over this channel and picked up by the <see cref="BackendUploader" /> class
/// </summary>
public static readonly ChannelMarkerWrapper<IUploadRequest> BackendRequest = new ChannelMarkerWrapper<IUploadRequest>(new ChannelNameAttribute("BackendRequests"));
/// <summary>
/// When the backup completes, all in-progress archives are sent from the <see cref="DataBlockProcessor"/> to the <see cref="SpillCollectorProcess"/>
/// </summary>
public static readonly ChannelMarkerWrapper<VolumeUploadRequest> SpillPickup = new ChannelMarkerWrapper<VolumeUploadRequest>(new ChannelNameAttribute("SpillPickup"));
/// <summary>
/// All data blocks are sent during the scanning to the <see cref="DataBlockProcessor"/> who bundles them in compressed archives
/// </summary>
public static readonly ChannelMarkerWrapper<DataBlock> OutputBlocks = new ChannelMarkerWrapper<DataBlock>(new ChannelNameAttribute("OutputBlocks"));
/// <summary>
/// If a file has changes in the metadata, it is sent to the <see cref="FileBlockProcessor"/> where it is read
/// </summary>
public static readonly ChannelMarkerWrapper<MetadataPreProcess.FileEntry> AcceptedChangedFile = new ChannelMarkerWrapper<MetadataPreProcess.FileEntry>(new ChannelNameAttribute("AcceptedChangedFile"));
/// <summary>
/// If a file has changes in the metadata, it is sent to the <see cref="FileBlockProcessor"/> where it is read
/// </summary>
public static readonly ChannelMarkerWrapper<StreamBlock> StreamBlock = new ChannelMarkerWrapper<StreamBlock>(new ChannelNameAttribute("StreamBlockSplitter"));
/// <summary>
/// After metadata has been processed and collected, the <see cref="MetadataPreProcess"/> sends the file data to the <see cref="FilePreFilterProcess"/>
/// </summary>
public static readonly ChannelMarkerWrapper<MetadataPreProcess.FileEntry> ProcessedFiles = new ChannelMarkerWrapper<MetadataPreProcess.FileEntry>(new ChannelNameAttribute("ProcessedFiles"));
/// <summary>
/// When enumerating the source folders, all discovered paths are sent by the <see cref="FileEnumerationProcess"/> to the <see cref="MetadataPreProcess"/>
/// </summary>
public static readonly ChannelMarkerWrapper<string> SourcePaths = new ChannelMarkerWrapper<string>(new ChannelNameAttribute("SourcePaths"));
/// <summary>
/// All progress events are communicated over this channel, to ensure that parallel progress is reported as a if it was sequential
/// </summary>
public static readonly ChannelMarkerWrapper<Common.ProgressEvent> ProgressEvents = new ChannelMarkerWrapper<Common.ProgressEvent>(new ChannelNameAttribute("ProgressEvents"));
}
}