BxBinxFile.h

/********************************************************************
 * Binx
 * $Id: BxBinxFile_8h-source.html,v 1.1.1.1 2006/04/19 14:19:02 edikt2 Exp $
 *
 * Class for binx file access
 *
 *
 * edikt::BinX
 * www.edikt.org
 * support@edikt.org
 *
 * Copyright (c) 2004 The University of Edinburgh.
 *
 ********************************************************************/

#ifndef BXBINXFILE_H
#define BXBINXFILE_H

#include "BxObject.h"

class BxBinxParser;
class BxDataset;
class BxBinaryFile;
class BxDataObject;

class DECLSPEC BxBinxFile : public BxObject
{
public:
        // The default constructor
    BxBinxFile();

        // The destructor
    virtual ~BxBinxFile();

    virtual char* className() const { return "BxBinxFile"; }

    BxDataset* getDataset() const;
    BxBinaryFile* getBinaryFile() { return bfile_; }
    void setBinaryFilePtr(BxBinaryFile* bfile);

    bool parseBinxFile(const char* xmlFile);

    bool isIndexed() const;
    bool isLinkBinx() const;
    void createIndice();

protected:
    void reset();
    
private:
        // Private operations

    void computeOffsets(BxDataObject* node);


        // Private data

        // The current file position (used to collect offset of all data objects)
    static long currentPosition_;

        //either BxBinxDomParser or BxBinxSaxParser
    BxBinxParser* parser_;

        //the BinX document dataset object, describing the content of the binary data file
    BxDataset* datasetRoot_;

        //pointer to the open binary data file
    BxBinaryFile* bfile_;
};

#endif

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