private async Task GetRevisionByChangeVector(DocumentsOperationContext context, Microsoft.Extensions.Primitives.StringValues changeVectors, bool metadataOnly, CancellationToken token)
{
var revisionsStorage = Database.DocumentsStorage.RevisionsStorage;
var sw = Stopwatch.StartNew();
var revisions = new List <Document>(changeVectors.Count);
foreach (var changeVector in changeVectors)
{
var revision = revisionsStorage.GetRevision(context, changeVector);
if (revision == null && changeVectors.Count == 1)
{
HttpContext.Response.StatusCode = (int)HttpStatusCode.NotFound;
return;
}
revisions.Add(revision);
}
var actualEtag = ComputeHttpEtags.ComputeEtagForRevisions(revisions);
var etag = GetStringFromHeaders("If-None-Match");
if (etag == actualEtag)
{
HttpContext.Response.StatusCode = (int)HttpStatusCode.NotModified;
return;
}
HttpContext.Response.Headers[Constants.Headers.Etag] = "\"" + actualEtag + "\"";
long numberOfResults;
long totalDocumentsSizeInBytes;
var blittable = GetBoolValueQueryString("blittable", required: false) ?? false;
if (blittable)
{
WriteRevisionsBlittable(context, revisions, out numberOfResults, out totalDocumentsSizeInBytes);
}
else
{
(numberOfResults, totalDocumentsSizeInBytes) = await WriteRevisionsJsonAsync(context, metadataOnly, revisions, token);
}
AddPagingPerformanceHint(PagingOperationType.Documents, nameof(GetRevisionByChangeVector), HttpContext.Request.QueryString.Value, numberOfResults, revisions.Count, sw.ElapsedMilliseconds, totalDocumentsSizeInBytes);
}
private void GetRevisionByChangeVector(DocumentsOperationContext context, StringValues changeVectors, bool metadataOnly)
{
var revisionsStorage = Database.DocumentsStorage.RevisionsStorage;
var sw = Stopwatch.StartNew();
var revisions = new List <Document>(changeVectors.Count);
foreach (var changeVector in changeVectors)
{
var revision = revisionsStorage.GetRevision(context, changeVector);
if (revision == null && changeVectors.Count == 1)
{
HttpContext.Response.StatusCode = (int)HttpStatusCode.NotFound;
return;
}
revisions.Add(revision);
}
var actualEtag = ComputeHttpEtags.ComputeEtagForRevisions(revisions);
var etag = GetStringFromHeaders("If-None-Match");
if (etag == actualEtag)
{
HttpContext.Response.StatusCode = (int)HttpStatusCode.NotModified;
return;
}
HttpContext.Response.Headers[Constants.Headers.Etag] = "\"" + actualEtag + "\"";
int numberOfResults;
var blittable = GetBoolValueQueryString("blittable", required: false) ?? false;
if (blittable)
{
WriteRevisionsBlittable(context, revisions, out numberOfResults);
}
else
{
WriteRevisionsJson(context, metadataOnly, revisions, out numberOfResults);
}
AddPagingPerformanceHint(PagingOperationType.Documents, nameof(GetRevisionByChangeVector), HttpContext, numberOfResults, revisions.Count, sw.Elapsed);
}
