internal static DryadLinqRecordReader <TRecord> MakeDryadRecordReader <TRecord>(DryadLinqContext context, string readPath)
{
DryadLinqFactory <TRecord> factory = (DryadLinqFactory <TRecord>)DryadLinqCodeGen.GetFactory(context, typeof(TRecord));
NativeBlockStream nativeStream = ReflectionHelper.CreateDryadLinqFileStream(readPath, FileMode.Open, FileAccess.Read);
// ??? NativeBlockStream nativeStream = ReflectionHelper.CreateDryadLinqFileStream(readPath, FileMode.Open, FileAccess.Read, DscCompressionScheme.None);
DryadLinqRecordReader <TRecord> reader = factory.MakeReader(nativeStream);
return(reader);
}
internal TableEnumerator(DryadLinqContext context, DataProvider dataProvider, Uri dataSetUri)
{
this.m_current = default(T);
this.m_factory = (DryadLinqFactory <T>)DryadLinqCodeGen.GetFactory(context, typeof(T));
Stream stream = dataProvider.Egress(context, dataSetUri);
DryadLinqBlockStream nativeStream = new DryadLinqBlockStream(stream);
this.m_reader = this.m_factory.MakeReader(nativeStream);
this.m_reader.StartWorker();
}
