private IEnumerator <IAsyncResult> ReleaseLeaseImpl(Guid leaseId, IContainerCondition condition, bool updateLastModificationTime, AsyncIteratorContext <NoResults> context)
{
IAsyncResult asyncResult = this.StorageManager.AsyncProcessor.BeginExecute((TimeSpan param0) => {
using (DevelopmentStorageDbDataContext dbContext = DevelopmentStorageDbDataContext.GetDbContext())
{
Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer nullable = this.LoadBlobContainer(dbContext);
DbBlobContainer.CheckBlobContainerConditionWithoutLeaseCondition(nullable, condition);
DateTime utcNow = DateTime.UtcNow;
ContainerLeaseInfo containerLeaseInfo = new ContainerLeaseInfo(nullable, utcNow);
if (containerLeaseInfo.Id.HasValue && containerLeaseInfo.Id.Value != leaseId)
{
throw new LeaseLostException();
}
if (containerLeaseInfo.State.Value == LeaseState.Available)
{
throw new LeaseLostException();
}
nullable.LeaseEndTime = new DateTime?(utcNow);
nullable.LeaseState = 0;
nullable.IsLeaseOp = !updateLastModificationTime;
dbContext.SubmitChanges();
containerLeaseInfo.SetBlobContainer(nullable, utcNow);
this._container = nullable;
this.LeaseInfo = containerLeaseInfo;
}
}, this.Timeout, context.GetResumeCallback(), context.GetResumeState("DbBlobContainer.ReleaseLease"));
yield return(asyncResult);
this.StorageManager.AsyncProcessor.EndExecute(asyncResult);
}
private IEnumerator <IAsyncResult> ChangeLeaseImpl(Guid leaseId, Guid proposedLeaseId, IContainerCondition condition, bool updateLastModificationTime, AsyncIteratorContext <NoResults> context)
{
IAsyncResult asyncResult = this.StorageManager.AsyncProcessor.BeginExecute((TimeSpan param0) => {
using (DevelopmentStorageDbDataContext dbContext = DevelopmentStorageDbDataContext.GetDbContext())
{
Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer nullable = this.LoadBlobContainer(dbContext);
DbBlobContainer.CheckBlobContainerConditionWithoutLeaseCondition(nullable, condition);
DateTime utcNow = DateTime.UtcNow;
ContainerLeaseInfo containerLeaseInfo = new ContainerLeaseInfo(nullable, utcNow);
switch (containerLeaseInfo.State.Value)
{
case LeaseState.Available:
{
throw new LeaseNotPresentException();
}
case LeaseState.Leased:
{
if (!(leaseId != containerLeaseInfo.Id.Value) || !(proposedLeaseId != containerLeaseInfo.Id.Value))
{
break;
}
throw new LeaseHeldException();
}
case LeaseState.Expired:
{
throw new LeaseHeldException();
}
case LeaseState.Breaking:
{
if (!containerLeaseInfo.Id.HasValue || !(leaseId != containerLeaseInfo.Id.Value) || !(proposedLeaseId != containerLeaseInfo.Id.Value))
{
throw new LeaseBrokenException();
}
throw new LeaseHeldException();
}
case LeaseState.Broken:
{
throw new LeaseNotPresentException();
}
}
nullable.LeaseId = new Guid?(proposedLeaseId);
nullable.IsLeaseOp = !updateLastModificationTime;
dbContext.SubmitChanges();
containerLeaseInfo.SetBlobContainer(nullable, utcNow);
this._container = nullable;
this.LeaseInfo = containerLeaseInfo;
}
}, this.Timeout, context.GetResumeCallback(), context.GetResumeState("DbBlobContainer.ChangeLease"));
yield return(asyncResult);
this.StorageManager.AsyncProcessor.EndExecute(asyncResult);
}