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StateMachine.h File Reference

#include "GaudiKernel/GaudiException.h"

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Namespaces
namespace	Gaudi
namespace	Gaudi::StateMachine
Enumerations
enum	Gaudi::StateMachine::State { Gaudi::StateMachine::OFFLINE, Gaudi::StateMachine::CONFIGURED, Gaudi::StateMachine::INITIALIZED, Gaudi::StateMachine::RUNNING }
	Allowed states for classes implementing the state machine (ApplicationMgr, Algorithm, Service, AlgTool). More...
enum	Gaudi::StateMachine::Transition {   Gaudi::StateMachine::CONFIGURE, Gaudi::StateMachine::INITIALIZE, Gaudi::StateMachine::START, Gaudi::StateMachine::STOP,   Gaudi::StateMachine::FINALIZE, Gaudi::StateMachine::TERMINATE }
	Allowed transitions between states. More...
Functions
State	Gaudi::StateMachine::ChangeState (const Transition transition, const State state)
	Function to get the new state according to the required transition, checking if the transition is allowed.
std::ostream &	operator<< (std::ostream &s, const Gaudi::StateMachine::State &st)
	Pretty print of states.
std::ostream &	operator<< (std::ostream &s, const Gaudi::StateMachine::Transition &t)
	Pretty print of transitions.

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Function Documentation

std::ostream& operator<<	(	std::ostream &	s,
		const Gaudi::StateMachine::State &	st
	)			[inline]

Pretty print of states.

Definition at line 42 of file StateMachine.h.

                                                                                   {
  switch (st) {
  case Gaudi::StateMachine::OFFLINE     : return s << "OFFLINE";
  case Gaudi::StateMachine::CONFIGURED  : return s << "CONFIGURED";
  case Gaudi::StateMachine::INITIALIZED : return s << "INITIALIZED";
  case Gaudi::StateMachine::RUNNING     : return s << "RUNNING";
  }
  return s; // cannot be reached, but make the compiler happy
}

std::ostream& operator<<	(	std::ostream &	s,
		const Gaudi::StateMachine::Transition &	t
	)			[inline]

Pretty print of transitions.

Definition at line 53 of file StateMachine.h.

                                                                                       {
  switch (t) {
  case Gaudi::StateMachine::CONFIGURE  : return s << "CONFIGURE";
  case Gaudi::StateMachine::INITIALIZE : return s << "INITIALIZE";
  case Gaudi::StateMachine::START      : return s << "START";
  case Gaudi::StateMachine::STOP       : return s << "STOP";
  case Gaudi::StateMachine::FINALIZE   : return s << "FINALIZE";
  case Gaudi::StateMachine::TERMINATE  : return s << "TERMINATE";
  }
  return s; // cannot be reached, but make the compiler happy
}

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