public HeaderDataFile(string fullPath, IInputStreamFactory streamFactory, AbstractSectorDataReader reader)
     : base(fullPath, InputDataType.FILE_HEADERS)
 {
     this.streamFactory = streamFactory;
     this.reader        = reader;
 }
 public SectorDataFile(string fullPath, IInputStreamFactory streamFactory, InputDataType dataType, AbstractSectorDataReader reader)
     : base(fullPath, dataType)
 {
     this.streamFactory = streamFactory;
     this.reader        = reader;
 }