SqliteTripleSource.h

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/*
 * Copyright (C) 2006-2020 Istituto Italiano di Tecnologia (IIT)
 * Copyright (C) 2006-2010 RobotCub Consortium
 * All rights reserved.
 *
 * This software may be modified and distributed under the terms of the
 * BSD-3-Clause license. See the accompanying LICENSE file for details.
 */
 
#ifndef YARP_SERVERSQL_IMPL_SQLITETRIPLESOURCE_H
#define YARP_SERVERSQL_IMPL_SQLITETRIPLESOURCE_H
 
#include <yarp/serversql/impl/TripleSource.h>
#include <yarp/serversql/impl/Triple.h>
 
#include <sqlite3.h>
 
namespace yarp {
namespace serversql {
namespace impl {
 
class SqliteTripleSource : public TripleSource
{
public:
    SqliteTripleSource(sqlite3 *db);
 
    std::string condition(Triple& t, TripleContext *context);
 
    int find(Triple& t, TripleContext *context) override;
    void remove_query(Triple& ti, TripleContext *context) override;
    void prune(TripleContext *context) override;
    std::list<Triple> query(Triple& ti, TripleContext *context) override;
    std::string expressContext(TripleContext *context);
    void insert(Triple& t, TripleContext *context) override;
    void update(Triple& t, TripleContext *context) override;
    void begin(TripleContext *context) override;
    void end(TripleContext *context) override;
 
private:
    sqlite3 *db;
};
 
} // namespace impl
} // namespace serversql
} // namespace yarp
 
 
#endif // YARP_SERVERSQL_IMPL_SQLITETRIPLESOURCE_H