private static IEnumerator <StreamResult <T> > YieldQuery <T>(IDocumentQuery <T> query, IEnumerator <RavenJObject> enumerator)
{
using (enumerator)
{
var queryOperation = ((DocumentQuery <T>)query).InitializeQueryOperation();
queryOperation.DisableEntitiesTracking = true;
while (enumerator.MoveNext())
{
var result = enumerator.Current;
var meta = result.Value <RavenJObject>(Constants.Metadata.Key);
query.InvokeAfterStreamExecuted(ref result);
string key = null;
long? etag = null;
if (meta != null)
{
key = meta.Value <string>("@id") ??
meta.Value <string>(Constants.Indexing.Fields.DocumentIdFieldName) ??
result.Value <string>(Constants.Indexing.Fields.DocumentIdFieldName);
var value = meta.Value <string>("@etag");
if (value != null)
{
etag = long.Parse(value);
}
}
var hasTransformer = queryOperation.IndexQuery.Transformer != null;
if (hasTransformer)
{
var values = result.Value <RavenJArray>("$values").ToArray();
foreach (RavenJObject value in values)
{
yield return(new StreamResult <T>
{
Document = queryOperation.Deserialize <T>(value),
Etag = etag,
Key = key,
Metadata = meta
});
}
}
else
{
yield return(new StreamResult <T>
{
Document = queryOperation.Deserialize <T>(result),
Etag = etag,
Key = key,
Metadata = meta
});
}
}
}
}
private IEnumerator <StreamResult <T> > YieldResults <T>(IDocumentQuery <T> query, IEnumerator <BlittableJsonReaderObject> enumerator)
{
var fieldsToFetch = ((DocumentQuery <T>)query).FieldsToFetchToken;
while (enumerator.MoveNext())
{
var json = enumerator.Current;
query.InvokeAfterStreamExecuted(json);
yield return(CreateStreamResult <T>(json, fieldsToFetch));
}
}
private IEnumerator <TimeSeriesStreamResult <T> > YieldTimeSeriesResults <T>(IDocumentQuery <T> query, StreamOperation.YieldStreamResults enumerator) where T : ITimeSeriesQueryStreamResult, new()
{
using (enumerator)
{
while (enumerator.MoveNext())
{
using (var json = enumerator.Current)
{
query.InvokeAfterStreamExecuted(json);
yield return(CreateTimeSeriesStreamResult <T>(enumerator));
}
}
}
}
private IEnumerator <StreamResult <T> > YieldResults <T>(IDocumentQuery <T> query, IEnumerator <BlittableJsonReaderObject> enumerator)
{
using (enumerator)
{
var documentQuery = ((DocumentQuery <T>)query);
var fieldsToFetch = documentQuery.FieldsToFetchToken;
var isProjectInto = documentQuery.IsProjectInto;
while (enumerator.MoveNext())
{
using (var json = enumerator.Current)
{
query.InvokeAfterStreamExecuted(json);
yield return(CreateStreamResult <T>(json, fieldsToFetch, isProjectInto));
}
}
}
}
private static IEnumerator <StreamResult <T> > YieldQuery <T>(IDocumentQuery <T> query, IEnumerator <RavenJObject> enumerator)
{
using (enumerator)
{
var queryOperation = ((DocumentQuery <T>)query).InitializeQueryOperation();
queryOperation.DisableEntitiesTracking = true;
while (enumerator.MoveNext())
{
var ravenJObject = enumerator.Current;
var meta = ravenJObject.Value <RavenJObject>(Constants.Metadata);
query.InvokeAfterStreamExecuted(ref ravenJObject);
string key = null;
Etag etag = null;
if (meta != null)
{
key = meta.Value <string>("@id") ??
meta.Value <string>(Constants.DocumentIdFieldName) ??
ravenJObject.Value <string>(Constants.DocumentIdFieldName);
var value = meta.Value <string>("@etag");
if (value != null)
{
etag = Etag.Parse(value);
}
}
yield return(new StreamResult <T>
{
Document = queryOperation.Deserialize <T>(ravenJObject),
Etag = etag,
Key = key,
Metadata = meta
});
}
}
}
