atomic.h

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#pragma once

#include <boost/thread/mutex.hpp>

template <class T> class Atomic {
public:
  Atomic() = default;

  Atomic(const T &data) { this->set(data); }

  Atomic(const Atomic<T> &a) { this->set(a.get()); }

  void set(const T &data) {
    boost::mutex::scoped_lock lock(mutex_);
    data_ = data;
  }

  T get() const {
    boost::mutex::scoped_lock lock(mutex_);
    T data_copy = data_;
    return data_copy;
  }

  void operator=(const Atomic<T> &a) { this->set(a.get()); }

  void operator=(const T &d) { this->set(d); }

  operator T() const { return this->get(); }

private:
  T data_;                     
  mutable boost::mutex mutex_; 
};