public IPartitionProcessor Create(ILease lease, ILeaseCheckpointer leaseCheckpointer, IChangeFeedObserver observer)
{
if (observer == null)
{
throw new ArgumentNullException(nameof(observer));
}
if (lease == null)
{
throw new ArgumentNullException(nameof(lease));
}
if (leaseCheckpointer == null)
{
throw new ArgumentNullException(nameof(leaseCheckpointer));
}
var settings = new ProcessorSettings
{
CollectionSelfLink = this.collectionSelfLink,
StartContinuation = !string.IsNullOrEmpty(lease.ContinuationToken) ?
lease.ContinuationToken :
this.changeFeedProcessorOptions.StartContinuation,
PartitionKeyRangeId = lease.PartitionId,
FeedPollDelay = this.changeFeedProcessorOptions.FeedPollDelay,
MaxItemCount = this.changeFeedProcessorOptions.MaxItemCount,
StartFromBeginning = this.changeFeedProcessorOptions.StartFromBeginning,
StartTime = this.changeFeedProcessorOptions.StartTime,
SessionToken = this.changeFeedProcessorOptions.SessionToken,
};
var checkpointer = new PartitionCheckpointer(leaseCheckpointer, lease);
var changeFeedOptions = new ChangeFeedOptions
{
MaxItemCount = settings.MaxItemCount,
PartitionKeyRangeId = settings.PartitionKeyRangeId,
SessionToken = settings.SessionToken,
StartFromBeginning = settings.StartFromBeginning,
RequestContinuation = settings.StartContinuation,
StartTime = settings.StartTime,
};
var changeFeedQuery = this.documentClient.CreateDocumentChangeFeedQuery(settings.CollectionSelfLink, changeFeedOptions);
changeFeedQuery = new ChangeFeedQueryTimeoutDecorator(changeFeedQuery, this.healthMonitor, this.changeFeedProcessorOptions.ChangeFeedTimeout, lease);
return(new PartitionProcessor(observer, changeFeedQuery, changeFeedOptions, settings, checkpointer));
}
public PartitionProcessor(IChangeFeedObserver observer, IChangeFeedDocumentClient documentClient, ProcessorSettings settings, IPartitionCheckpointer checkpointer)
{
this.observer = observer;
this.settings = settings;
this.checkpointer = checkpointer;
this.options = new ChangeFeedOptions
{
MaxItemCount = settings.MaxItemCount,
PartitionKeyRangeId = settings.PartitionKeyRangeId,
SessionToken = settings.SessionToken,
StartFromBeginning = settings.StartFromBeginning,
RequestContinuation = settings.RequestContinuation,
StartTime = settings.StartTime,
};
this.query = documentClient.CreateDocumentChangeFeedQuery(settings.CollectionSelfLink, this.options);
}
public PartitionProcessor(IChangeFeedObserver observer, IChangeFeedDocumentQuery <Document> query, ChangeFeedOptions options, ProcessorSettings settings, IPartitionCheckpointer checkpointer)
{
this.observer = observer;
this.settings = settings;
this.checkpointer = checkpointer;
this.options = options;
this.query = query;
}
