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/*
* Copyright (c) 2022 Vaughn Nugent
*
* Library: VNLib
* Package: VNLib.Plugins.Extensions.Loading
* File: LoadingExtensions.cs
*
* LoadingExtensions.cs is part of VNLib.Plugins.Extensions.Loading which is part of the larger
* VNLib collection of libraries and utilities.
*
* VNLib.Plugins.Extensions.Loading is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* VNLib.Plugins.Extensions.Loading 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see https://www.gnu.org/licenses/.
*/
using System.Threading.Tasks;
using VNLib.Utils.Logging;
using System.Threading;
namespace VNLib.Plugins.Extensions.Loading
{
/// <summary>
/// Represents a low priority or long running work task to be done
/// and observed by a loaded plugin
/// </summary>
public interface IAsyncBackgroundWork
{
/// <summary>
/// Called when low priority work is ready to be run and its results
/// marshaled back to the plugin context
/// </summary>
/// <param name="pluginLog">The plugins default log provider</param>
/// <param name="exitToken">A token that signals when the plugin is unloading and work should be cancelled</param>
/// <returns>A task representing the low priority work to observed</returns>
Task DoWorkAsync(ILogProvider pluginLog, CancellationToken exitToken);
}
}
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