LoggerInterfaces.h

Go to the documentation of this file.

// -*- mode:C++; tab-width:4; c-basic-offset:4; indent-tabs-mode:nil -*-
 
/* 
 * Copyright (C) 2010 RobotCub Consortium, European Commission FP6 Project IST-004370
 * Authors: Lorenzo Natale
 * website: www.robotcub.org 
 * Permission is granted to copy, distribute, and/or modify this program
 * under the terms of the GNU General Public License, version 2 or any
 * later version published by the Free Software Foundation.
 *
 * A copy of the license can be found at
 * http://www.robotcub.org/icub/license/gpl.txt
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details
 */
 
#ifndef __LOGGERINTERFACES__
#define __LOGGERINTERFACES__
 
#include <mutex>
#include <yarp/os/Value.h>
#include <yarp/dev/DeviceDriver.h>
 
namespace yarp{
    namespace dev {
        class IClientLogger;
        class IServerLogger;
        //class LoggerDataRef;
    }
}
 
#ifdef notdef
class yarp::dev::LoggerDataRef
{
public:
    LoggerDataRef(yarp::os::Value* data,bool *flag) 
        : pData(data),pFlag(flag),pMutex(NULL)
    {
    }
    
    virtual ~LoggerDataRef(){}
    
    void setMutex(std::mutex* pMtx)
    {
        pMutex=pMtx;
    }
 
    void write(const yarp::os::Value &data)
    {
        if (pMutex) pMutex->lock();
        if (*pData!=data)
        {
            *pData=yarp::os::Value(data);
            *pFlag=true;
        }
        if (pMutex) pMutex->unlock();
    }
 
protected:
    std::mutex* pMutex;
    yarp::os::Value* pData;
    bool* pFlag;
};
#endif
 
class yarp::dev::IServerLogger
{
public:
    //virtual LoggerDataRef* getDataReference(const std::string &key)=0;
 
    virtual bool log(const std::string &key,const yarp::os::Value &data)=0;
 
    virtual bool log(const yarp::os::Bottle &data)=0;
};
 
class yarp::dev::IClientLogger
{
public:
    /*
    * Set data logger server.
    * @param server is a pointer to a server implementing IServerLogger interface.
    */
    virtual void setServerLogger(const IServerLogger *server)=0;
};
 
#endif