src/pattern/Thread.h

Go to the documentation of this file.

/*
 *   MetriVis - Metrics Visualization Application
 *
 *
 *   License notice:
 *
 *   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 3 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.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef _METRIVIS_THREAD_H
#define _METRIVIS_THREAD_H

#include <boost/thread/thread.hpp>
#include <boost/thread/mutex.hpp>
#include <string>


namespace metrivis {


class Thread {

public:
  Thread();

  virtual ~Thread();

  virtual int Init();

  int Start();

  int Stop();

  int StopBlocking();

  virtual int Uninit();


  int RunBlocking();


  void Wait();

  inline boost::thread& thread() const {
    return *thread_;
  }

  inline bool IsRunning() const {
    return (internal_state_ == Thread::RUNNING);
  }

  inline void set_name(const std::string& name) {
    name_ = name;
  }

  inline const std::string& name() const {
    return name_;
  }


protected:

  virtual void Run() = 0;


private:

  void InternalRun();


protected:

  volatile bool running_;            


private:

  enum State {
    UNUSED = 0,
    INITIALIZED,
    RUNNING
  };
  State internal_state_;             

  boost::thread* thread_;            
  boost::mutex run_mutex_;           

  std::string name_;                 
};

} // namespace metrivis

#endif //_METRIVIS_THREAD_H

---