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Zero/ZeroLevel/Services/Shedulling/ExpiredObject.cs

58 lines
1.5 KiB

using System;
using System.Threading;
namespace ZeroLevel.Services.Shedulling
{
/// <summary>
/// A wrapper around an Action that stores the time at which an action should be performed, as well as a link to the next action.
/// </summary>
internal sealed class ExpiredObject
{
private static long _counter = 0;
internal static void ResetIndex(long index)
=> _counter = index;
public ExpiredObject()
{
Key = Interlocked.Increment(ref _counter);
if (Key == -1)
Key = Interlocked.Increment(ref _counter);
}
public ExpiredObject(bool has_no_key)
{
if (has_no_key)
Key = -1;
else
Key = Interlocked.Increment(ref _counter);
}
public ExpiredObject Reset(DateTime nextDate)
{
ExpirationDate = nextDate;
Next = null!;
return this;
}
/// <summary>
/// Action at the end of the wait
/// </summary>
public Action<long> Callback;
/// <summary>
///Expiration Timeout
/// </summary>
public DateTime ExpirationDate;
/// <summary>
/// Next object with the nearest waiting date
/// </summary>
public ExpiredObject Next;
/// <summary>
/// Key to identify the pending event
/// </summary>
public long Key { get; }
}
}

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