public SourceText ReadText(CancellationToken cancellationToken)
{
if (memoryMappedInfo == null)
{
throw new InvalidOperationException();
}
using (Logger.LogBlock(FeatureId.TemporaryStorage, FunctionId.Host_TemporaryStorageServiceFactory_ReadText, cancellationToken))
{
using (var stream = memoryMappedInfo.CreateReadableStream())
{
return(this.service.textFactory.CreateText(stream, Encoding.Unicode, cancellationToken));
}
}
}
public Stream ReadStream(CancellationToken cancellationToken)
{
if (_memoryMappedInfo == null)
{
throw new InvalidOperationException();
}
using (Logger.LogBlock(FunctionId.TemporaryStorageServiceFactory_ReadStream, cancellationToken))
{
cancellationToken.ThrowIfCancellationRequested();
return(_memoryMappedInfo.CreateReadableStream());
}
}
public SourceText ReadText(CancellationToken cancellationToken)
{
if (_memoryMappedInfo == null)
{
throw new InvalidOperationException();
}
using (Logger.LogBlock(FunctionId.TemporaryStorageServiceFactory_ReadText, cancellationToken))
{
using (var stream = _memoryMappedInfo.CreateReadableStream())
{
return(_service._textFactory.CreateText(stream, _encoding, cancellationToken));
}
}
}
public SourceText ReadText(CancellationToken cancellationToken)
{
if (_memoryMappedInfo == null)
{
throw new InvalidOperationException();
}
using (Logger.LogBlock(FunctionId.TemporaryStorageServiceFactory_ReadText, cancellationToken))
{
using var stream = _memoryMappedInfo.CreateReadableStream();
using var reader = CreateTextReaderFromTemporaryStorage((ISupportDirectMemoryAccess)stream, (int)stream.Length);
// we pass in encoding we got from original source text even if it is null.
return(_service._textFactory.CreateText(reader, _encoding, cancellationToken));
}
}
public SourceText ReadText(CancellationToken cancellationToken)
{
if (_memoryMappedInfo == null)
{
throw new InvalidOperationException();
}
using (Logger.LogBlock(FunctionId.TemporaryStorageServiceFactory_ReadText, cancellationToken))
{
// unfortunately, there is no way to re-use stream reader. it will repeatedly re-allocate its buffer(1K).
// but most of time, this shouldn't be used that much since we consume tree directly rather than text.
using (var stream = _memoryMappedInfo.CreateReadableStream())
using (var reader = new StreamReader(stream, Encoding.Unicode, detectEncodingFromByteOrderMarks: false))
{
return(_service._textFactory.CreateText(reader, _encoding, cancellationToken));
}
}
}