SensorOpener.h

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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 4; -*-
// vim: set shiftwidth=4 softtabstop=4 expandtab:
/*
 ********************************************************************
 ** NIDAS: NCAR In-situ Data Acquistion Software
 **
 ** 2005, Copyright University Corporation for Atmospheric Research
 **
 ** This program is free software; you can redistribute it and/or modify
 ** it under the terms of the GNU General Public License as published by
 ** the Free Software Foundation; either version 2 of the License, or
 ** (at your option) any later version.
 **
 ** 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.
 **
 ** The LICENSE.txt file accompanying this software contains
 ** a copy of the GNU General Public License. If it is not found,
 ** write to the Free Software Foundation, Inc.,
 ** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 **
 ********************************************************************
*/
 
 
#ifndef NIDAS_CORE_SENSOROPENER_H
#define NIDAS_CORE_SENSOROPENER_H
 
#include <nidas/util/Thread.h>
#include <nidas/util/ThreadSupport.h>
#include <nidas/util/IOException.h>
 
namespace nidas { namespace core {
 
class SensorHandler;
 
class SensorOpener : public nidas::util::Thread {
public:
 
    SensorOpener(SensorHandler*);
 
    ~SensorOpener();
 
    void openSensor(DSMSensor *sensor);
 
    void reopenSensor(DSMSensor *sensor);
 
    int run();
 
    void interrupt();
 
protected:
 
    SensorHandler* _selector;
 
    std::list<DSMSensor*> _sensors;
 
    std::list<DSMSensor*> _problemSensors;
 
    nidas::util::Cond _sensorCond;
 
    /* Copy not needed */
    SensorOpener(const SensorOpener&);
 
    /* Assignment not needed */
    SensorOpener& operator=(const SensorOpener&);
};
 
}}  // namespace nidas namespace core
 
#endif