Runnable.hpp

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// ANNA - Anna is Not Nothingness Anymore                                                         //
//                                                                                                //
// (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
//                                                                                                //
// See project site at http://redmine.teslayout.com/projects/anna-suite                           //
// See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //


#ifndef anna_core_mt_Runnable_hpp
#define anna_core_mt_Runnable_hpp

#include <string>

#include <anna/core/functions.hpp>

#include <anna/core/RuntimeException.hpp>
#include <anna/core/mt/Mutex.hpp>

namespace anna {

class Thread;

class Runnable : public Mutex {
public:
  // Accesores
  const std::string& getId() const { return a_id; }

  bool hasRequestedStop() const { return a_requestedStop == true; }

  bool isRunning() const { return a_isRunning; }

  void requestStop() noexcept(false);

  virtual std::string asString() const
  {
    std::string result("anna::Runnable { Id: ");
    result += a_id;
    result += functions::asText(" | Running: ", a_isRunning);
    result += functions::asText(" | RequestedStop: ", a_requestedStop);
    return result += " }";
  }

protected:
  Runnable() : a_id("<none>"), a_requestedStop(false), a_isRunning(false) {;}

  Runnable(const std::string& id) : a_id(id), a_requestedStop(false), a_isRunning(false) {;}

  Runnable(const char* id) : a_id(id), a_requestedStop(false), a_isRunning(false) {;}

  void setId(const std::string& id) { a_id = id; }

  void setIsRunning(const bool isRunning) {  a_isRunning = isRunning; }

  virtual void initialize() noexcept(false) {;}

  virtual void run() noexcept(false);

  virtual void terminate() { a_requestedStop = false; }

  virtual void do_action() noexcept(false) = 0;

private:
  std::string a_id;
  bool a_requestedStop;
  bool a_isRunning;

  friend class Thread;
};

#define anna_complete_runnable(Class) void do_action () {;}

} //namespace anna

#endif