FlashStreamReader(
DeviceOperationScope flashReadOperationScope,
RUSDeviceId device,
IDictionary <RUSDeviceId, IEnumerable <IDataEntity> > rowDescriptors,
Task <IFlashDumpDataParser> parserFuture,
StreamPartsProviderSupplier partsProviderSupplier,
Stream rawDumpStream,
string rawDumpPath)
{
FlashReadOperationScope = flashReadOperationScope ?? throw new ArgumentNullException(nameof(flashReadOperationScope));
_device = device;
_rowDescriptors = rowDescriptors ?? throw new ArgumentNullException(nameof(rowDescriptors));
_parserFuture = parserFuture ?? throw new ArgumentNullException(nameof(parserFuture));
_partsProviderSupplier = partsProviderSupplier ?? throw new ArgumentNullException(nameof(partsProviderSupplier));
_rawDumpStream = rawDumpStream;
_rawDumpPath = rawDumpPath ?? throw new ArgumentNullException(nameof(rawDumpPath));
}
public async static Task <FlashStreamReader> CreateAsync(RUSDeviceId device,
IDictionary <RUSDeviceId, IEnumerable <IDataEntity> > formats,
IFlashDumpDataParserFactory parserFactory,
AsyncOperationInfo operationInfo)
{
var flashDumpPath = Storaging.GetTempFilePath();
var baseStream = new FileStream(flashDumpPath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.Read);
var flashDumpWriteStream = new FillNotifiableWriteOnlyStreamDecorator(CHUNK_SIZE, baseStream);
var partsProvider = new DumpParserPartsProvider(flashDumpPath);
var partsProviderSupplier = new StreamPartsProviderSupplier(flashDumpWriteStream, partsProvider);
var scope = new DeviceOperationScope(new FlashDumpStreamParameter(flashDumpWriteStream));
var sections = formats.Select(f =>
new SectionedDataPacketParser.Section(
f.Key,
new DataPacketParser(EntitiesDeserializer.ExtractDataPacketDescriptors(f.Value))))
.ToArray();
var dataParser = new SectionedDataPacketParser(sections);
var parserFuture = parserFactory.CreateFromRawPartsAsync(partsProvider.RawDumpParts(), dataParser, operationInfo);
return(new FlashStreamReader(scope, device, formats, parserFuture, partsProviderSupplier, flashDumpWriteStream, flashDumpPath));
}
