86 lines
3.7 KiB
C#
86 lines
3.7 KiB
C#
#region Disclaimer / License
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// Copyright (C) 2015, The Duplicati Team
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// http://www.duplicati.com, info@duplicati.com
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace Duplicati.Library.Snapshots
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{
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/// <summary>
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/// Simple helper to initialize and load a snapshot implementation for the current OS
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/// </summary>
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public static class SnapshotUtility
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{
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/// <summary>
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/// Loads a snapshot implementation for the current OS
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/// </summary>
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/// <param name="folders">The list of folders to create snapshots of</param>
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/// <param name="options">A set of commandline options</param>
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/// <returns>The ISnapshotService implementation</returns>
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public static ISnapshotService CreateSnapshot(string[] folders, Dictionary<string, string> options)
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{
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return
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Utility.Utility.IsClientLinux
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? CreateLinuxSnapshot(folders, options)
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: CreateWindowsSnapshot(folders, options);
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}
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// The two loader methods below guard agains the type system attempting to load types
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// related to the OS specific implementations which may not be present for
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// the operation system we are not running on (i.e. prevent loading AlphaVSS on Linux)
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/// <summary>
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/// Loads a snapshot implementation for Linux
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/// </summary>
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/// <param name="folders">The list of folders to create snapshots of</param>
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/// <param name="options">A set of commandline options</param>
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/// <returns>The ISnapshotService implementation</returns>
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[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
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private static ISnapshotService CreateLinuxSnapshot(string[] folders, Dictionary<string, string> options)
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{
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return new LinuxSnapshot(folders, options);
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}
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/// <summary>
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/// Loads a snapshot implementation for Windows
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/// </summary>
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/// <param name="folders">The list of folders to create snapshots of</param>
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/// <param name="options">A set of commandline options</param>
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/// <returns>The ISnapshotService implementation</returns>
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[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
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private static ISnapshotService CreateWindowsSnapshot(string[] folders, Dictionary<string, string> options)
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{
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return new WindowsSnapshot(folders, options);
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}
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/// <summary>
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/// Gets an interface for System.IO, which wraps all operations in a platform consistent manner.
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/// </summary>
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public static ISystemIO SystemIO
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{
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get
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{
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return Utility.Utility.IsClientLinux ? (ISystemIO)new SystemIOLinux() : (ISystemIO)new SystemIOWindows();
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}
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}
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}
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}
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