Kenneth SkovhedeandGitHub
9464caf622
* Fixed some minor whitespace issues * Updated all copyright to 2025
50 lines
2.5 KiB
C#
50 lines
2.5 KiB
C#
// Copyright (C) 2025, The Duplicati Team
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// https://duplicati.com, hello@duplicati.com
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System.Collections.Concurrent;
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using System.Threading;
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namespace Duplicati.Library.Logging
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{
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/// <summary>
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/// Provides a way to set contextual data that flows with the call and
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/// async context of a test or invocation.
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/// </summary>
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public static class CallContext
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{
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static ConcurrentDictionary<string, AsyncLocal<object>> state = new ConcurrentDictionary<string, AsyncLocal<object>>();
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/// <summary>
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/// Stores a given object and associates it with the specified name.
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/// </summary>
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/// <param name="name">The name with which to associate the new item in the call context.</param>
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/// <param name="data">The object to store in the call context.</param>
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public static void SetData(string name, object data) =>
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state.GetOrAdd(name, _ => new AsyncLocal<object>()).Value = data;
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/// <summary>
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/// Retrieves an object with the specified name from the <see cref="CallContext"/>.
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/// </summary>
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/// <param name="name">The name of the item in the call context.</param>
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/// <returns>The object in the call context associated with the specified name, or <see langword="null"/> if not found.</returns>
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public static object GetData(string name) =>
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state.TryGetValue(name, out AsyncLocal<object> data) ? data.Value : null;
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}
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} |