/// <summary>
/// Create a new entry on the timer queue. Caller must not provide a time
/// that has already been registered.
/// </summary>
/// <param name="uSecs">Time (absolute) expressed in usecs.</param>
/// <param name="appContext">Ref to a context object supplied by the caller.</param>
internal void RegisterTimer(long uSecTime, object appContext)
{
SoftTimerEntry ste = new SoftTimerEntry(uSecTime, appContext);
lock (SoftTimerLock)
{
Debug.Assert(queue.ContainsKey(uSecTime) == false);
queue.Add(uSecTime, ste);
}
}
/// <summary>
/// Returns the first expired entry on the list, if any.
/// </summary>
/// <returns>Returns the first expired entry on the list, if any.</returns>
public SoftTimerEntry GetFirstExpired()
{
SoftTimerEntry ste = null;
lock (SoftTimerLock)
{
// Find the first (lowest ordered) item on the queue.
if (queue.Count > 0)
{
ste = queue.First().Value;
}
if (ste != null && ste.USecTime <= TimeNowUSecs())
{
queue.Remove(ste.USecTime);
}
else
{
ste = null;
}
}
return(ste);
}
/// <summary>
/// Return an expired timer entry to the free pool.
/// </summary>
/// <param name="ste"></param>
public void Free(SoftTimerEntry ste)
{
// no-op.
}
/// <summary>
/// Return an expired timer entry to the free pool.
/// </summary>
/// <param name="ste"></param>
public void Free(SoftTimerEntry ste)
{
// no-op.
}
/// <summary>
/// Create a new entry on the timer queue. Caller must not provide a time
/// that has already been registered.
/// </summary>
/// <param name="uSecs">Time (absolute) expressed in usecs.</param>
/// <param name="appContext">Ref to a context object supplied by the caller.</param>
internal void RegisterTimer(long uSecTime, object appContext)
{
SoftTimerEntry ste = new SoftTimerEntry(uSecTime, appContext);
lock (SoftTimerLock)
{
Debug.Assert(queue.ContainsKey(uSecTime) == false);
queue.Add(uSecTime, ste);
}
}