public override FeedIterator <T> GetItemQueryIterator <T>(
FeedToken feedToken,
string queryText = null,
QueryRequestOptions requestOptions = null)
{
return(this.container.GetItemQueryIterator <T>(feedToken, queryText, requestOptions));
}
public override FeedIterator <T> GetItemQueryIterator <T>(
FeedToken feedToken,
QueryDefinition queryDefinition,
QueryRequestOptions requestOptions = null)
{
return(this.container.GetItemQueryIterator <T>(feedToken, queryDefinition, requestOptions));
}
FeedIterator GetChangeFeedStreamIterator(
FeedToken feedToken,
ChangeFeedRequestOptions changeFeedRequestOptions = null)
{
FeedTokenInternal feedTokenInternal = feedToken as FeedTokenInternal;
return(new ChangeFeedIteratorCore(
this,
feedTokenInternal,
changeFeedRequestOptions));
}
FeedIterator <T> GetChangeFeedIterator <T>(
FeedToken feedToken,
ChangeFeedRequestOptions changeFeedRequestOptions = null)
{
FeedTokenInternal feedTokenInternal = feedToken as FeedTokenInternal;
ChangeFeedIteratorCore changeFeedIteratorCore = new ChangeFeedIteratorCore(
this,
feedTokenInternal,
changeFeedRequestOptions);
return(new FeedIteratorCore <T>(changeFeedIteratorCore, responseCreator: this.ClientContext.ResponseFactory.CreateChangeFeedUserTypeResponse <T>));
}
public static bool TryParseInstance(string toStringValue, out FeedToken feedToken)
{
try
{
feedToken = JsonConvert.DeserializeObject <FeedTokenEPKRange>(toStringValue);
return(true);
}
catch
{
feedToken = null;
return(false);
}
}
FeedIterator GetItemQueryStreamIterator(
FeedToken feedToken,
string queryText = null,
QueryRequestOptions requestOptions = null)
{
QueryDefinition queryDefinition = null;
if (queryText != null)
{
queryDefinition = new QueryDefinition(queryText);
}
return(this.GetItemQueryStreamIterator(
feedToken,
queryDefinition,
requestOptions));
}
FeedIterator GetItemQueryStreamIterator(
FeedToken feedToken,
QueryDefinition queryDefinition,
QueryRequestOptions requestOptions = null)
{
if (feedToken is FeedTokenInternal feedTokenInternal)
{
return(this.GetItemQueryStreamIteratorInternal(
sqlQuerySpec: queryDefinition?.ToSqlQuerySpec(),
isContinuationExcpected: true,
continuationToken: null,
feedToken: feedTokenInternal,
requestOptions: requestOptions));
}
throw new ArgumentException(nameof(feedToken), ClientResources.FeedToken_InvalidImplementation);
}
async Task <IEnumerable <string> > GetPartitionKeyRangesAsync(
FeedToken feedToken,
CancellationToken cancellationToken = default(CancellationToken))
{
if (feedToken is FeedTokenEPKRange feedTokenEPKRange)
{
PartitionKeyRangeCache partitionKeyRangeCache = await this.ClientContext.DocumentClient.GetPartitionKeyRangeCacheAsync();
string containerRId = await this.GetRIDAsync(cancellationToken);
IReadOnlyList <Documents.PartitionKeyRange> partitionKeyRanges = await partitionKeyRangeCache.TryGetOverlappingRangesAsync(containerRId, feedTokenEPKRange.CompleteRange, forceRefresh : false);
return(partitionKeyRanges.Select(partitionKeyRange => partitionKeyRange.Id));
}
if (feedToken is FeedTokenPartitionKeyRange feedTokenPartitionKeyRange)
{
if (feedTokenPartitionKeyRange.FeedTokenEPKRange != null)
{
return(await this.GetPartitionKeyRangesAsync(feedTokenPartitionKeyRange.FeedTokenEPKRange, cancellationToken));
}
return(new List <string>()
{
feedTokenPartitionKeyRange.PartitionKeyRangeId
});
}
if (feedToken is FeedTokenPartitionKey feedTokenPartitionKey)
{
CollectionRoutingMap collectionRoutingMap = await this.GetRoutingMapAsync(cancellationToken);
PartitionKeyDefinition partitionKeyDefinition = await this.GetPartitionKeyDefinitionAsync(cancellationToken);
PartitionKeyInternal partitionKeyInternal = feedTokenPartitionKey.PartitionKey.InternalKey;
string effectivePartitionKeyString = partitionKeyInternal.GetEffectivePartitionKeyString(partitionKeyDefinition);
string partitionKeyRangeId = collectionRoutingMap.GetRangeByEffectivePartitionKey(effectivePartitionKeyString).Id;
return(new List <string>()
{
partitionKeyRangeId
});
}
throw new ArgumentException(nameof(feedToken), ClientResources.FeedToken_UnrecognizedFeedToken);
}
FeedIterator <T> GetItemQueryIterator <T>(
FeedToken feedToken,
QueryDefinition queryDefinition,
QueryRequestOptions requestOptions = null)
{
requestOptions = requestOptions ?? new QueryRequestOptions();
if (!(this.GetItemQueryStreamIterator(
feedToken,
queryDefinition,
requestOptions) is FeedIteratorInternal feedIterator))
{
throw new InvalidOperationException($"Expected a FeedIteratorInternal.");
}
return(new FeedIteratorCore <T>(
feedIterator: feedIterator,
responseCreator: this.ClientContext.ResponseFactory.CreateQueryFeedUserTypeResponse <T>));
}
public static bool TryParseInstance(string toStringValue, out FeedToken feedToken)
{
try
{
feedToken = JsonConvert.DeserializeObject <FeedTokenPartitionKeyRange>(toStringValue);
return(true);
}
catch
{
// Special case, for backward compatibility, if the string represents a PKRangeId
if (int.TryParse(toStringValue, out int pkRangeId))
{
feedToken = new FeedTokenPartitionKeyRange(pkRangeId.ToString());
return(true);
}
feedToken = null;
return(false);
}
}
public static bool TryParse(
string toStringValue,
out FeedToken parsedToken)
{
if (FeedTokenEPKRange.TryParseInstance(toStringValue, out parsedToken))
{
return(true);
}
if (FeedTokenPartitionKey.TryParseInstance(toStringValue, out parsedToken))
{
return(true);
}
if (FeedTokenPartitionKeyRange.TryParseInstance(toStringValue, out parsedToken))
{
return(true);
}
parsedToken = null;
return(false);
}
public override Task <IEnumerable <string> > GetPartitionKeyRangesAsync(
FeedToken feedToken,
CancellationToken cancellationToken = default(CancellationToken))
{
return(TaskHelper.RunInlineIfNeededAsync(() => this.container.GetPartitionKeyRangesAsync(feedToken, cancellationToken)));
}
public override FeedIterator <T> GetChangeFeedIterator <T>(
FeedToken feedToken,
ChangeFeedRequestOptions changeFeedRequestOptions = null)
{
return(this.container.GetChangeFeedIterator <T>(feedToken, changeFeedRequestOptions));
}
