private void WriteDocument(BlittableJsonTextWriter writer, JsonOperationContext context, Document document, HashSet <string> propertiesPreviewToSend, HashSet <string> fullPropertiesToSend)
{
if (_buffers == null)
{
_buffers = new BlittableJsonReaderObject.PropertiesInsertionBuffer();
}
writer.WriteStartObject();
document.Data.TryGet(Constants.Documents.Metadata.Key, out BlittableJsonReaderObject metadata);
bool first = true;
var objectsStubs = new HashSet <LazyStringValue>();
var arraysStubs = new HashSet <LazyStringValue>();
var trimmedValue = new HashSet <LazyStringValue>();
var size = document.Data.GetPropertiesByInsertionOrder(_buffers);
var prop = new BlittableJsonReaderObject.PropertyDetails();
for (int i = 0; i < size; i++)
{
document.Data.GetPropertyByIndex(_buffers.Properties[i], ref prop);
var sendFull = fullPropertiesToSend.Contains(prop.Name);
if (sendFull || propertiesPreviewToSend.Contains(prop.Name))
{
var strategy = sendFull ? ValueWriteStrategy.Passthrough : FindWriteStrategy(prop.Token & BlittableJsonReaderBase.TypesMask, prop.Value);
if (strategy == ValueWriteStrategy.Passthrough || strategy == ValueWriteStrategy.Trim)
{
if (first == false)
{
writer.WriteComma();
}
first = false;
}
switch (strategy)
{
case ValueWriteStrategy.Passthrough:
writer.WritePropertyName(prop.Name);
writer.WriteValue(prop.Token & BlittableJsonReaderBase.TypesMask, prop.Value);
break;
case ValueWriteStrategy.SubstituteWithArrayStub:
arraysStubs.Add(prop.Name);
break;
case ValueWriteStrategy.SubstituteWithObjectStub:
objectsStubs.Add(prop.Name);
break;
case ValueWriteStrategy.Trim:
writer.WritePropertyName(prop.Name);
WriteTrimmedValue(writer, prop.Token & BlittableJsonReaderBase.TypesMask, prop.Value);
trimmedValue.Add(prop.Name);
break;
}
}
}
if (first == false)
{
writer.WriteComma();
}
var extraMetadataProperties = new DynamicJsonValue
{
[ObjectStubsKey] = new DynamicJsonArray(objectsStubs),
[ArrayStubsKey] = new DynamicJsonArray(arraysStubs),
[TrimmedValueKey] = new DynamicJsonArray(trimmedValue)
};
if (metadata != null)
{
metadata.Modifications = extraMetadataProperties;
metadata = context.ReadObject(metadata, document.Id);
}
else
{
metadata = context.ReadObject(extraMetadataProperties, document.Id);
}
writer.WriteMetadata(document, metadata);
writer.WriteEndObject();
}
private unsafe void WriteDocument(BlittableJsonTextWriter writer, JsonOperationContext context, Document document, HashSet <string> propertiesPreviewToSend, HashSet <string> fullPropertiesToSend)
{
writer.WriteStartObject();
document.Data.TryGet(Constants.Documents.Metadata.Key, out BlittableJsonReaderObject metadata);
bool first = true;
var arrayStubsJson = new DynamicJsonValue();
var objectStubsJson = new DynamicJsonValue();
var trimmedValue = new HashSet <LazyStringValue>();
var prop = new BlittableJsonReaderObject.PropertyDetails();
using (var buffers = document.Data.GetPropertiesByInsertionOrder())
{
for (int i = 0; i < buffers.Size; i++)
{
document.Data.GetPropertyByIndex(buffers.Properties[i], ref prop);
var sendFull = fullPropertiesToSend.Contains(prop.Name);
if (sendFull || propertiesPreviewToSend.Contains(prop.Name))
{
var strategy = sendFull ? ValueWriteStrategy.Passthrough : FindWriteStrategy(prop.Token & BlittableJsonReaderBase.TypesMask, prop.Value);
if (strategy == ValueWriteStrategy.Passthrough || strategy == ValueWriteStrategy.Trim)
{
if (first == false)
{
writer.WriteComma();
}
first = false;
}
switch (strategy)
{
case ValueWriteStrategy.Passthrough:
writer.WritePropertyName(prop.Name);
writer.WriteValue(prop.Token & BlittableJsonReaderBase.TypesMask, prop.Value);
break;
case ValueWriteStrategy.SubstituteWithArrayStub:
arrayStubsJson[prop.Name] = ((BlittableJsonReaderArray)prop.Value).Length;
break;
case ValueWriteStrategy.SubstituteWithObjectStub:
objectStubsJson[prop.Name] = ((BlittableJsonReaderObject)prop.Value).Count;
break;
case ValueWriteStrategy.Trim:
writer.WritePropertyName(prop.Name);
WriteTrimmedValue(writer, prop.Token & BlittableJsonReaderBase.TypesMask, prop.Value);
trimmedValue.Add(prop.Name);
break;
}
}
}
}
if (first == false)
{
writer.WriteComma();
}
var extraMetadataProperties = new DynamicJsonValue(metadata)
{
[ObjectStubsKey] = objectStubsJson,
[ArrayStubsKey] = arrayStubsJson,
[TrimmedValueKey] = new DynamicJsonArray(trimmedValue)
};
if (metadata != null)
{
metadata.Modifications = extraMetadataProperties;
if (document.Flags.Contain(DocumentFlags.HasCounters) || document.Flags.Contain(DocumentFlags.HasAttachments) || document.Flags.Contain(DocumentFlags.HasTimeSeries))
{
metadata.Modifications.Remove(Constants.Documents.Metadata.Counters);
metadata.Modifications.Remove(Constants.Documents.Metadata.Attachments);
metadata.Modifications.Remove(Constants.Documents.Metadata.TimeSeries);
}
using (var old = metadata)
{
metadata = context.ReadObject(metadata, document.Id);
}
}
else
{
metadata = context.ReadObject(extraMetadataProperties, document.Id);
}
writer.WriteMetadata(document, metadata);
writer.WriteEndObject();
}
