/// <inheritdoc />
public override async Task WriteResponseBodyAsync(OutputFormatterWriteContext context, Encoding selectedEncoding)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (selectedEncoding == null)
{
throw new ArgumentNullException(nameof(selectedEncoding));
}
var response = context.HttpContext.Response;
using (var writer = context.WriterFactory(response.Body, selectedEncoding))
{
using (var jsonWriter = CreateJsonWriter(writer))
{
var jsonSerializer = CreateJsonSerializer();
jsonSerializer.Serialize(jsonWriter, context.Object);
}
// Perf: call FlushAsync to call WriteAsync on the stream with any content left in the TextWriter's
// buffers. This is better than just letting dispose handle it (which would result in a synchronous
// write).
await writer.FlushAsync();
}
}
/// <inheritdoc />
public override async Task WriteResponseBodyAsync(OutputFormatterWriteContext context, Encoding selectedEncoding)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (selectedEncoding == null)
{
throw new ArgumentNullException(nameof(selectedEncoding));
}
// Compat mode for derived options
_jsonOptions ??= context.HttpContext.RequestServices.GetRequiredService <IOptions <MvcNewtonsoftJsonOptions> >().Value;
var response = context.HttpContext.Response;
var responseStream = response.Body;
FileBufferingWriteStream?fileBufferingWriteStream = null;
if (!_mvcOptions.SuppressOutputFormatterBuffering)
{
fileBufferingWriteStream = new FileBufferingWriteStream(_jsonOptions.OutputFormatterMemoryBufferThreshold);
responseStream = fileBufferingWriteStream;
}
var value = context.Object;
if (value is not null && _asyncEnumerableReaderFactory.TryGetReader(value.GetType(), out var reader))
{
_logger ??= context.HttpContext.RequestServices.GetRequiredService <ILogger <NewtonsoftJsonOutputFormatter> >();
Log.BufferingAsyncEnumerable(_logger, value);
value = await reader(value);
}
try
{
await using (var writer = context.WriterFactory(responseStream, selectedEncoding))
{
using var jsonWriter = CreateJsonWriter(writer);
var jsonSerializer = CreateJsonSerializer(context);
jsonSerializer.Serialize(jsonWriter, value);
}
if (fileBufferingWriteStream != null)
{
response.ContentLength = fileBufferingWriteStream.Length;
await fileBufferingWriteStream.DrainBufferAsync(response.BodyWriter);
}
}
finally
{
if (fileBufferingWriteStream != null)
{
await fileBufferingWriteStream.DisposeAsync();
}
}
}
/// <inheritdoc />
public override async Task WriteResponseBodyAsync(OutputFormatterWriteContext context, Encoding selectedEncoding)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (selectedEncoding == null)
{
throw new ArgumentNullException(nameof(selectedEncoding));
}
var writerSettings = WriterSettings.Clone();
writerSettings.Encoding = selectedEncoding;
// Wrap the object only if there is a wrapping type.
var value = context.Object;
var wrappingType = GetSerializableType(context.ObjectType);
if (wrappingType != null && wrappingType != context.ObjectType)
{
var wrapperProvider = WrapperProviderFactories.GetWrapperProvider(new WrapperProviderContext(
declaredType: context.ObjectType,
isSerialization: true));
value = wrapperProvider.Wrap(value);
}
var xmlSerializer = GetCachedSerializer(wrappingType);
// Opt into sync IO support until we can work out an alternative https://github.com/aspnet/AspNetCore/issues/6397
var syncIOFeature = context.HttpContext.Features.Get <Http.Features.IHttpBodyControlFeature>();
if (syncIOFeature != null)
{
syncIOFeature.AllowSynchronousIO = true;
}
using (var textWriter = context.WriterFactory(context.HttpContext.Response.Body, writerSettings.Encoding))
{
using (var xmlWriter = CreateXmlWriter(context, textWriter, writerSettings))
{
Serialize(xmlSerializer, xmlWriter, value);
}
// Perf: call FlushAsync to call WriteAsync on the stream with any content left in the TextWriter's
// buffers. This is better than just letting dispose handle it (which would result in a synchronous
// write).
await textWriter.FlushAsync();
}
}
/// <inheritdoc />
public override async Task WriteResponseBodyAsync(OutputFormatterWriteContext context, Encoding selectedEncoding)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (selectedEncoding == null)
{
throw new ArgumentNullException(nameof(selectedEncoding));
}
var response = context.HttpContext.Response;
var responseStream = response.Body;
FileBufferingWriteStream fileBufferingWriteStream = null;
if (!_mvcOptions.SuppressOutputFormatterBuffering)
{
fileBufferingWriteStream = new FileBufferingWriteStream();
responseStream = fileBufferingWriteStream;
}
try
{
await using (var writer = context.WriterFactory(responseStream, selectedEncoding))
{
using (var jsonWriter = CreateJsonWriter(writer))
{
var jsonSerializer = CreateJsonSerializer(context);
jsonSerializer.Serialize(jsonWriter, context.Object);
}
}
if (fileBufferingWriteStream != null)
{
response.ContentLength = fileBufferingWriteStream.Length;
await fileBufferingWriteStream.DrainBufferAsync(response.Body);
}
}
finally
{
if (fileBufferingWriteStream != null)
{
await fileBufferingWriteStream.DisposeAsync();
}
}
}
/// <inheritdoc />
public override async Task WriteResponseBodyAsync(OutputFormatterWriteContext context, Encoding selectedEncoding)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (selectedEncoding == null)
{
throw new ArgumentNullException(nameof(selectedEncoding));
}
var response = context.HttpContext.Response;
var writerSettings = WriterSettings.Clone();
writerSettings.Encoding = selectedEncoding;
// Wrap the object only if there is a wrapping type.
var value = context.Object;
var wrappingType = GetSerializableType(context.ObjectType);
if (wrappingType != null && wrappingType != context.ObjectType)
{
var wrapperProvider = WrapperProviderFactories.GetWrapperProvider(new WrapperProviderContext(
declaredType: context.ObjectType,
isSerialization: true));
value = wrapperProvider.Wrap(value);
}
var xmlSerializer = GetCachedSerializer(wrappingType);
using (var textWriter = context.WriterFactory(context.HttpContext.Response.Body, writerSettings.Encoding))
{
using (var xmlWriter = CreateXmlWriter(textWriter, writerSettings))
{
xmlSerializer.Serialize(xmlWriter, value);
}
// Perf: call FlushAsync to call WriteAsync on the stream with any content left in the TextWriter's
// buffers. This is better than just letting dispose handle it (which would result in a synchronous
// write).
await textWriter.FlushAsync();
}
}
/// <inheritdoc />
public override async Task WriteResponseBodyAsync(OutputFormatterWriteContext context, Encoding selectedEncoding)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (selectedEncoding == null)
{
throw new ArgumentNullException(nameof(selectedEncoding));
}
// Opt into sync IO support until we can work out an alternative https://github.com/aspnet/AspNetCore/issues/6397
var syncIOFeature = context.HttpContext.Features.Get <Http.Features.IHttpBodyControlFeature>();
if (syncIOFeature != null)
{
syncIOFeature.AllowSynchronousIO = true;
}
var response = context.HttpContext.Response;
using (var writer = context.WriterFactory(response.Body, selectedEncoding))
{
using (var jsonWriter = CreateJsonWriter(writer))
{
var jsonSerializer = CreateJsonSerializer();
jsonSerializer.Serialize(jsonWriter, context.Object);
}
// Perf: call FlushAsync to call WriteAsync on the stream with any content left in the TextWriter's
// buffers. This is better than just letting dispose handle it (which would result in a synchronous
// write).
await writer.FlushAsync();
}
}
/// <inheritdoc />
public override async Task WriteResponseBodyAsync(OutputFormatterWriteContext context, Encoding selectedEncoding)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (selectedEncoding == null)
{
throw new ArgumentNullException(nameof(selectedEncoding));
}
var writerSettings = WriterSettings.Clone();
writerSettings.Encoding = selectedEncoding;
var httpContext = context.HttpContext;
var response = httpContext.Response;
_mvcOptions ??= httpContext.RequestServices.GetRequiredService <IOptions <MvcOptions> >().Value;
_asyncEnumerableReaderFactory ??= new AsyncEnumerableReader(_mvcOptions);
var value = context.Object;
var valueType = context.ObjectType !;
if (value is not null && _asyncEnumerableReaderFactory.TryGetReader(value.GetType(), out var reader))
{
Log.BufferingAsyncEnumerable(_logger, value);
value = await reader(value);
valueType = value.GetType();
}
// Wrap the object only if there is a wrapping type.
var wrappingType = GetSerializableType(valueType);
if (wrappingType != null && wrappingType != valueType)
{
var wrapperProvider = WrapperProviderFactories.GetWrapperProvider(new WrapperProviderContext(
declaredType: valueType,
isSerialization: true));
Debug.Assert(wrapperProvider is not null);
value = wrapperProvider.Wrap(value);
}
var xmlSerializer = GetCachedSerializer(wrappingType !);
var responseStream = response.Body;
FileBufferingWriteStream?fileBufferingWriteStream = null;
if (!_mvcOptions.SuppressOutputFormatterBuffering)
{
fileBufferingWriteStream = new FileBufferingWriteStream();
responseStream = fileBufferingWriteStream;
}
try
{
await using (var textWriter = context.WriterFactory(responseStream, selectedEncoding))
{
using var xmlWriter = CreateXmlWriter(context, textWriter, writerSettings);
Serialize(xmlSerializer, xmlWriter, value);
}
if (fileBufferingWriteStream != null)
{
response.ContentLength = fileBufferingWriteStream.Length;
await fileBufferingWriteStream.DrainBufferAsync(response.BodyWriter);
}
}
finally
{
if (fileBufferingWriteStream != null)
{
await fileBufferingWriteStream.DisposeAsync();
}
}
}
