/// <summary>
/// Gets the Count of pending items
/// </summary>
/// <returns>
/// How many items are pending
/// </returns>
/// <exception cref="NotImplementedException">
/// Thrown for now
/// </exception>
public override int CountOfPendingItems()
{
using (var repository = new QueueItemRepository(this.Factory.GetContext()))
{
return repository.Find(x => x.Processing == false).ToList().Count();
}
}
/// <summary>
/// Queue an item of work to be run in the future
/// </summary>
/// <param name="workItemBase">
/// The work item.
/// </param>
/// <param name="timeToRun">
/// The time to run.
/// </param>
/// <param name="numberOfTimes">
/// How many times should this item be queued
/// </param>
public override void MassQueue(WorkItemBase workItemBase, DateTime timeToRun, int numberOfTimes)
{
Contract.Requires(timeToRun >= DateTime.Now);
Contract.Requires(numberOfTimes > 0);
using (var repository = new QueueItemRepository(this.Factory.GetContext()))
{
for (int i = 0; i < numberOfTimes; i++)
{
repository.Add(new QueueItem { Processing = false, TimeToRun = timeToRun, Item = workItemBase }, numberOfTimes == (i + 1));
}
}
}
/// <summary>
/// Runs a task if one is avilable
/// </summary>
/// <returns>
/// true on success false on no task available
/// </returns>
public override bool RunTask()
{
using (var repository = new QueueItemRepository(this.Factory.GetContext()))
{
var queueItem = repository.DequeueItem();
if (queueItem.Id == 0)
{
return false;
}
queueItem.Run();
repository.Remove(queueItem);
return true;
}
}
/// <summary>
/// Queue an item of work to be run in the future
/// </summary>
/// <param name="workItemBase">
/// The work item.
/// </param>
/// <param name="timeToRun">
/// The time to run.
/// </param>
/// <returns>
/// The item queued
/// </returns>
public override QueueItem Queue(WorkItemBase workItemBase, DateTime timeToRun)
{
Contract.Requires(timeToRun >= DateTime.Now);
Contract.Ensures(Contract.Result<QueueItem>().Id != 0);
var queueItem = new QueueItem { Processing = false, TimeToRun = timeToRun, Item = workItemBase };
using (var repository = new QueueItemRepository(this.Factory.GetContext()))
{
return repository.Add(queueItem);
}
}