TripleSource.h

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/*
 * SPDX-FileCopyrightText: 2006-2021 Istituto Italiano di Tecnologia (IIT)
 * SPDX-FileCopyrightText: 2006-2010 RobotCub Consortium
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
#ifndef YARP_SERVERSQL_IMPL_TRIPLESOURCE_H
#define YARP_SERVERSQL_IMPL_TRIPLESOURCE_H
 
#include <yarp/serversql/impl/Triple.h>
 
#include <string>
#include <list>
 
 
namespace yarp {
namespace serversql {
namespace impl {
 
class TripleContext
{
public:
    int rid {-1};
 
    TripleContext()  = default;
 
    void setRid(int rid) {
        this->rid = rid;
    }
};
 
class TripleSource
{
public:
    TripleSource()
    {
        reset();
    }
 
    virtual ~TripleSource() = default;
 
    virtual void reset()
    {
    }
 
    virtual int find(Triple& t, TripleContext *context) = 0;
 
    virtual void prune(TripleContext *context) = 0;
 
    virtual std::list<Triple> query(Triple& ti,
                                    TripleContext *context) = 0;
 
    virtual void remove_query(Triple& ti,
                              TripleContext *context) = 0;
 
    virtual void insert(Triple& t, TripleContext *context) = 0;
 
    virtual void update(Triple& t, TripleContext *context) = 0;
 
    virtual void begin(TripleContext *context) = 0;
    virtual void end(TripleContext *context) = 0;
};
 
} // namespace impl
} // namespace serversql
} // namespace yarp
 
 
#endif // YARP_SERVERSQL_IMPL_TRIPLESOURCE_H