/// <summary>
/// Runs the operation at once or immediately after the current run is finished.
/// </summary>
/// <param name="backgroundOperationName">The name of the background operation that should be invoked when this job is run.</param>
/// <param name="runAt">If specified, schedules an execution at the provided time. Otherwise schedules a call immediately.</param>
/// <param name="directive">The directive - if any - to pass to the job.</param>
/// <param name="vault">The vault reference to add the task. Set to a transactional vault to only run the task if the transaction completes.</param>
/// <remarks>Does not remove any scheduled executions. Use <see cref="StopRunningAtIntervals"/>.</remarks>
public void RunOnce <TDirective>
(
string backgroundOperationName,
DateTime?runAt = null,
TDirective directive = null,
Vault vault = null
)
where TDirective : TaskQueueDirective
{
// Create our actual directive.
var backgroundOperationDirective =
new BackgroundOperationTaskQueueDirective(backgroundOperationName, directive);
// Schedule the next task to execute at the correct time.
var nextRun = runAt.HasValue ? runAt.Value.ToUniversalTime() : DateTime.UtcNow;
this.TaskProcessor.CreateApplicationTaskSafe
(
true,
this.QueueId,
TaskQueueBackgroundOperation.TaskTypeId,
backgroundOperationDirective?.ToBytes(),
nextRun,
vault: vault ?? this.VaultApplication?.PermanentVault
);
// Update the status and next run times.
{
if (this.BackgroundOperations.TryGetValue(backgroundOperationName, out TaskQueueBackgroundOperationOverview bo))
{
bo.Status = TaskQueueBackgroundOperationStatus.Scheduled;
bo.NextRun = nextRun;
}
}
}
/// <summary>
/// Runs the operation at once or immediately after the current run is finished.
/// </summary>
/// <param name="backgroundOperationName">The name of the background operation that should be invoked when this job is run.</param>
/// <param name="runAt">If specified, schedules an execution at the provided time. Otherwise schedules a call immediately.</param>
/// <param name="directive">The directive - if any - to pass to the job.</param>
/// <remarks>Does not remove any scheduled executions. Use <see cref="StopRunningAtIntervals"/>.</remarks>
public void RunOnce <TDirective>
(
string backgroundOperationName,
DateTime?runAt = null,
TDirective directive = null
)
where TDirective : TaskQueueDirective
{
// Create our actual directive.
var backgroundOperationDirective =
new BackgroundOperationTaskQueueDirective(backgroundOperationName, directive);
// Schedule the next task to execute ASAP.
this.TaskProcessor.CreateApplicationTaskSafe
(
true,
this.QueueId,
TaskQueueBackgroundOperation.TaskTypeId,
backgroundOperationDirective?.ToBytes(),
runAt.HasValue ? runAt.Value.ToUniversalTime() : DateTime.UtcNow
);
}
