internal virtual Task <CosmosResponseMessage> NextResultSetDelegate(
string continuationToken,
string partitionKeyRangeId,
int?maxItemCount,
CosmosChangeFeedRequestOptions options,
CancellationToken cancellationToken)
{
Uri resourceUri = this.cosmosContainer.LinkUri;
return(ExecUtils.ProcessResourceOperationAsync <CosmosResponseMessage>(
client: this.cosmosContainer.Database.Client,
resourceUri: resourceUri,
resourceType: Documents.ResourceType.Document,
operationType: Documents.OperationType.ReadFeed,
requestOptions: options,
requestEnricher: request => {
CosmosChangeFeedRequestOptions.FillContinuationToken(request, continuationToken);
CosmosChangeFeedRequestOptions.FillMaxItemCount(request, maxItemCount);
CosmosChangeFeedRequestOptions.FillPartitionKeyRangeId(request, partitionKeyRangeId);
},
responseCreator: response => response,
partitionKey: null,
streamPayload: null,
cancellationToken: cancellationToken));
}
public void CosmosChangeFeedRequestOptions_AddsPartitionKeyRangeId()
{
CosmosRequestMessage request = new CosmosRequestMessage();
CosmosChangeFeedRequestOptions requestOptions = new CosmosChangeFeedRequestOptions();
CosmosChangeFeedRequestOptions.FillPartitionKeyRangeId(request, "randomPK");
Assert.AreEqual("randomPK", request.PartitionKeyRangeId);
}
public void CosmosChangeFeedRequestOptions_DefaultValues()
{
CosmosRequestMessage request = new CosmosRequestMessage();
CosmosChangeFeedRequestOptions requestOptions = new CosmosChangeFeedRequestOptions()
{
};
requestOptions.FillRequestOptions(request);
Assert.AreEqual(CosmosChangeFeedRequestOptions.IfNoneMatchAllHeaderValue, request.Headers.IfNoneMatch);
Assert.IsNull(request.Headers[Documents.HttpConstants.HttpHeaders.IfModifiedSince]);
}
public void CosmosChangeFeedRequestOptions_AddsStartTime()
{
CosmosRequestMessage request = new CosmosRequestMessage();
CosmosChangeFeedRequestOptions requestOptions = new CosmosChangeFeedRequestOptions()
{
StartTime = new DateTime(1985, 1, 1, 0, 0, 0, DateTimeKind.Utc)
};
requestOptions.FillRequestOptions(request);
Assert.AreEqual("Tue, 01 Jan 1985 00:00:00 GMT", request.Headers[Documents.HttpConstants.HttpHeaders.IfModifiedSince]);
Assert.IsNull(request.Headers.IfNoneMatch);
}
public void CosmosChangeFeedRequestOptions_ContinuationIsSet()
{
CosmosRequestMessage request = new CosmosRequestMessage();
CosmosChangeFeedRequestOptions requestOptions = new CosmosChangeFeedRequestOptions()
{
};
CosmosChangeFeedRequestOptions.FillContinuationToken(request, "something");
requestOptions.FillRequestOptions(request);
Assert.AreEqual("something", request.Headers.IfNoneMatch);
Assert.IsNull(request.Headers[Documents.HttpConstants.HttpHeaders.IfModifiedSince]);
}
public void CosmosChangeFeedRequestOptions_MaxItemSizeIsSet()
{
CosmosRequestMessage request = new CosmosRequestMessage();
CosmosChangeFeedRequestOptions requestOptions = new CosmosChangeFeedRequestOptions()
{
};
CosmosChangeFeedRequestOptions.FillMaxItemCount(request, 10);
requestOptions.FillRequestOptions(request);
Assert.AreEqual("10", request.Headers[Documents.HttpConstants.HttpHeaders.PageSize]);
Assert.AreEqual(CosmosChangeFeedRequestOptions.IfNoneMatchAllHeaderValue, request.Headers.IfNoneMatch);
Assert.IsNull(request.Headers[Documents.HttpConstants.HttpHeaders.IfModifiedSince]);
}
internal CosmosFeedResultSetIterator GetStandByFeedIterator(
string continuationToken = null,
int?maxItemCount = null,
CosmosChangeFeedRequestOptions requestOptions = null,
CancellationToken cancellationToken = default(CancellationToken))
{
CosmosChangeFeedRequestOptions cosmosQueryRequestOptions = requestOptions as CosmosChangeFeedRequestOptions ?? new CosmosChangeFeedRequestOptions();
return(new CosmosChangeFeedResultSetIteratorCore(
continuationToken: continuationToken,
maxItemCount: maxItemCount,
cosmosContainer: (CosmosContainerCore)this.container,
options: cosmosQueryRequestOptions));
}
internal CosmosChangeFeedResultSetIteratorCore(
CosmosContainerCore cosmosContainer,
string continuationToken,
int?maxItemCount,
CosmosChangeFeedRequestOptions options)
{
if (cosmosContainer == null)
{
throw new ArgumentNullException(nameof(cosmosContainer));
}
this.cosmosContainer = cosmosContainer;
this.changeFeedOptions = options;
this.maxItemCount = maxItemCount;
this.originalMaxItemCount = maxItemCount;
this.continuationToken = continuationToken;
this.HasMoreResults = true;
}
