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HxCorbaDatabase.idl

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/*
 *  Copyright (c) 2001, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *  Author(s):
 *  Marc Navarro            (mnavarro@wins.uva.nl)
 */

#ifndef HxCorbaDatabase_idl
#define HxCorbaDatabase_idl

#include "HxCorbaVxSegmentation.idl"

module HxCorba
{

exception DatabaseException 
{
    long            dbCode;
    string          dbMessage;
    string          message; // maybe more friendly
};
    
/*interface VxSegmentBuilder
{
    void                addInt(in string id, in long value)
                            raises(DatabaseException);
    void                addDouble(in string id, in double value)
                            raises(DatabaseException);
    void                addString(in string id, in string value)
                            raises(DatabaseException);

    void                close();
};

interface VxSegmentationBuilder
{
    void                setDescription(in string description);
    VxSegmentBuilder    addSegment(in long start, in long end)
                            raises(DatabaseException);

    void                close();
};*/


struct SegmentQueryResult
{
    string      videoName;
    string      segmentationName;
    VxSegment   segment;
    VxTimeSpan  time;
};

typedef sequence<SegmentQueryResult> SegmentQueryResultSeq;


interface DatabaseSession
{
    StringSeq           listVideos();
    StringSeq           listSegmentations(in string videoName);
    VxSegmentation      getSegmentation(in string videoName, in string segName);

    /*void                addSegmentation(in VxSegmentation seg,
                            in string videoName, in string segName,
                            in string description)
                                raises(DatabaseException);

    VxSegmentationBuilder buildSegmentation(in string videoName, 
        in string segName) raises(DatabaseException);*/


    VxSegmentSeq        querySegments(in string sqlQuery)
                                raises(DatabaseException);

    StringSeq           queryStrings(in string sqlQuery)
                                raises(DatabaseException);

    SegmentQueryResultSeq queryMultipleSegments(in string sqlQuery)
                                raises(DatabaseException);

    void                close();
};


interface Database
{
    DatabaseSession   openSession(in string username, in string password)
                          raises(DatabaseException);
};
    
}; // module HxCorba

#endif // HxCorbaDatabase_idl

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