jellyfin-server/MediaBrowser.Common/ScheduledTasks/BaseTaskTrigger.cs
2013-02-20 20:33:05 -05:00

65 lines
1.8 KiB
C#

using System;
using System.Threading.Tasks;
namespace MediaBrowser.Common.ScheduledTasks
{
/// <summary>
/// Use to indicate that a scheduled task should run
/// </summary>
public abstract class BaseTaskTrigger : IDisposable
{
/// <summary>
/// Fires when the trigger condition is satisfied and the task should run
/// </summary>
internal event EventHandler<EventArgs> Triggered;
/// <summary>
/// Called when [triggered].
/// </summary>
protected async void OnTriggered()
{
Stop();
if (Triggered != null)
{
Triggered(this, EventArgs.Empty);
}
await Task.Delay(1000).ConfigureAwait(false);
Start();
}
/// <summary>
/// Stars waiting for the trigger action
/// </summary>
protected internal abstract void Start();
/// <summary>
/// Stops waiting for the trigger action
/// </summary>
protected internal abstract void Stop();
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected virtual void Dispose(bool dispose)
{
if (dispose)
{
Stop();
}
}
}
}