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> SetPropertiesImpl(ContainerPropertyNames propertyNames, IContainerCondition condition, AsyncIteratorContext <NoResults> context)
{
IAsyncResult asyncResult = this.StorageManager.AsyncProcessor.BeginExecute <Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer>((TimeSpan param0) => {
Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer blobContainer;
using (DevelopmentStorageDbDataContext dbContext = DevelopmentStorageDbDataContext.GetDbContext())
{
Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer serviceMetadata = this.LoadBlobContainer(dbContext);
ContainerLeaseInfo containerLeaseInfo = new ContainerLeaseInfo(serviceMetadata, DateTime.UtcNow);
DbBlobContainer.CheckBlobContainerCondition(serviceMetadata, condition, containerLeaseInfo);
if ((propertyNames & ContainerPropertyNames.ServiceMetadata) != ContainerPropertyNames.None)
{
serviceMetadata.ServiceMetadata = ((IContainer)this).ServiceMetadata;
}
if ((propertyNames & ContainerPropertyNames.ApplicationMetadata) != ContainerPropertyNames.None)
{
serviceMetadata.Metadata = this.ApplicationMetadata;
}
dbContext.SubmitChanges();
this.LeaseInfo = containerLeaseInfo;
blobContainer = serviceMetadata;
}
return(blobContainer);
}, this.Timeout, context.GetResumeCallback(), context.GetResumeState("DbBlobContainer.SetProperties"));
yield return(asyncResult);
this._container = this.StorageManager.AsyncProcessor.EndExecute <Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer>(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);
}
private IEnumerator <IAsyncResult> GetPropertiesImpl(ContainerPropertyNames propertyNames, IContainerCondition condition, AsyncIteratorContext <NoResults> context)
{
IAsyncResult asyncResult = this.StorageManager.AsyncProcessor.BeginExecute((TimeSpan param0) => {
using (DevelopmentStorageDbDataContext dbContext = DevelopmentStorageDbDataContext.GetDbContext())
{
Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer blobContainer = this.LoadBlobContainer(dbContext);
ContainerLeaseInfo containerLeaseInfo = new ContainerLeaseInfo(blobContainer, DateTime.UtcNow);
DbBlobContainer.CheckBlobContainerCondition(blobContainer, condition, containerLeaseInfo);
this._container = blobContainer;
this.LeaseInfo = containerLeaseInfo;
}
}, this.Timeout, context.GetResumeCallback(), context.GetResumeState("DbBlobContainer.GetProperties"));
yield return(asyncResult);
this.StorageManager.AsyncProcessor.EndExecute(asyncResult);
}
private IEnumerator <IAsyncResult> DeleteContainerImpl(IContainerCondition conditions, Guid?leaseId, AsyncIteratorContext <NoResults> context)
{
object obj;
IStringDataEventStream verboseDebug = Logger <INormalAndDebugLogger> .Instance.VerboseDebug;
object[] timeout = new object[2];
object[] objArray = timeout;
obj = (leaseId.HasValue ? leaseId.Value.ToString() : "NULL");
objArray[0] = obj;
timeout[1] = this.Timeout;
verboseDebug.Log("DeleteContainerImpl({0},{1})", timeout);
IAsyncResult asyncResult = this.StorageManager.AsyncProcessor.BeginExecute((TimeSpan param0) => {
using (DevelopmentStorageDbDataContext dbContext = DevelopmentStorageDbDataContext.GetDbContext())
{
Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer blobContainer = this.LoadBlobContainer(dbContext);
ContainerLeaseInfo containerLeaseInfo = new ContainerLeaseInfo(blobContainer, DateTime.UtcNow);
DbBlobContainer.CheckBlobContainerCondition(blobContainer, conditions, containerLeaseInfo);
LeaseState?state = containerLeaseInfo.State;
LeaseState valueOrDefault = state.GetValueOrDefault();
if (state.HasValue)
{
switch (valueOrDefault)
{
case LeaseState.Available:
case LeaseState.Broken:
{
if (!leaseId.HasValue)
{
break;
}
if (!containerLeaseInfo.Id.HasValue)
{
throw new LeaseNotPresentException();
}
throw new LeaseLostException();
}
case LeaseState.Leased:
case LeaseState.Breaking:
{
if (leaseId.HasValue && !(leaseId.Value != containerLeaseInfo.Id.Value))
{
break;
}
throw new LeaseHeldException();
}
case LeaseState.Expired:
{
if (!leaseId.HasValue)
{
break;
}
throw new LeaseLostException();
}
}
}
dbContext.BlobContainers.DeleteOnSubmit(blobContainer);
dbContext.SubmitChanges();
}
}, this.Timeout, context.GetResumeCallback(), context.GetResumeState("DbBlobContainer.DeleteContainerImpl"));
yield return(asyncResult);
this.StorageManager.AsyncProcessor.EndExecute(asyncResult);
}
internal static void CheckBlobContainerCondition(Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer blobContainer, IContainerCondition condition, bool?isForSource, bool shouldCheckLease, ContainerLeaseInfo leaseInfo)
{
if (condition != null && condition.IfModifiedSinceTime.HasValue && condition.IfModifiedSinceTime.Value >= blobContainer.LastModificationTime)
{
throw new ConditionNotMetException(null, isForSource, null);
}
if (condition != null && condition.IfNotModifiedSinceTime.HasValue && condition.IfNotModifiedSinceTime.Value < blobContainer.LastModificationTime)
{
throw new ConditionNotMetException(null, isForSource, null);
}
if (shouldCheckLease && condition != null && condition.LeaseId.HasValue && leaseInfo != null)
{
LeaseState?state = leaseInfo.State;
LeaseState valueOrDefault = state.GetValueOrDefault();
if (state.HasValue)
{
switch (valueOrDefault)
{
case LeaseState.Available:
case LeaseState.Broken:
{
if (!leaseInfo.Id.HasValue)
{
throw new LeaseNotPresentException();
}
throw new LeaseLostException();
}
case LeaseState.Expired:
{
throw new LeaseLostException();
}
}
}
if (leaseInfo.Id.Value != condition.LeaseId.Value)
{
throw new LeaseHeldException();
}
}
}
internal static void CheckBlobContainerCondition(Microsoft.WindowsAzure.DevelopmentStorage.Store.BlobContainer blobContainer, IContainerCondition condition, ContainerLeaseInfo leaseInfo)
{
DbBlobContainer.CheckBlobContainerCondition(blobContainer, condition, null, true, leaseInfo);
}
