BdsDataFileIms.h

Go to the documentation of this file.

/*******************************************************************************
 *  BdsDataFileIms.h    Data File Access
 *          T.Barnaby,  BEAM Ltd,   2008-08-08
 *******************************************************************************
 */
#ifndef BdsDataFileIms_H
#define BdsDataFileIms_H
 
#include <BdsDataFile.h>
#include <BdsD.h>
 
namespace Bds {
 
class DataFileIms : public DataFile {
public:
                DataFileIms();
 
    BError          open(BString fileName, BString mode);
    BError          close();
 
    DataOrder       getDataOrder();
    int         getFeatures();
 
    BError          setInfo(const DataInfo& dataInfo, const ChannelInfos& channelInfos, WriteOptionsList options = WriteOptionNone);
    BError          start(BUInt channel, BUInt segment);
    BError          writeData(const DataBlock& data);
    BError          end();  
 
    BError          getMetaData(ChannelInfos& channelInfos, BUInt32 options, BList<DataError>& errors);
 
    static DataFormats  getFormats();
private:
    BError          writeResponses();
    BError          writeResponse(ChannelInfo& ci, Response& r);
 
    DataInfo        odataInfo;
    ChannelInfos        ochannelInfos;
    BUInt           owriteChannel;
    BInt32          owriteChecksum;
    BUInt           owriteColumn;
    
    BInt32          oprevValue1;
    BInt32          oprevValue2;
};
 
}
#endif