EVC state machine class. More...

#include <EVCStateMachine.h>

Collaboration diagram for oETCS::DF::CEVCStateMachine:

Classes
class	CEVCState
	EVC state class executed by the EVC state machine. More...

Public Member Functions
void	AddFlow (oETCS::DF::CAbstractFlow *const pFlow) throw ()
	registers a flow object with this state machine
void	AddFunctionBlock (oETCS::DF::CFunctionBlock *const pFunctionBlock) throw ()
	registers a function block object with thids state machine
void	AddLanguage (oETCS::DF::CLanguage *const pLanguage) throw ()
	registers a language object with this state machine
void	AddState (CEVCState *const pState) throw ()
	registers an EVC state object with thids state machine
void	AddTransition (oETCS::DF::CEVCTransition *const pTransition) throw ()
	registers an EVC transition object with thids state machine
void	AttachObserver (oETCS::DF::CDMIObserver *const pDMIObserver) throw ()
	attaches a new DMI observer
	CEVCStateMachine () throw ()
	general constructor
void	DetachObserver (oETCS::DF::CDMIObserver *const pDMIObserver) throw ()
	detaches a new DMI observer
CEVCState *const	GetActiveState () const throw ()
	gets the pointer to the active EVC state
oETCS::DF::CDMISubject *	GetCurrentDMI () throw ()
	gets a pointer to the current DMI subject
::std::vector< CEVCState * >	GetStates () const throw ()
	gets a vector with pointers to all EVC states
::std::vector < oETCS::DF::CEVCTransition * >	GetTransitions () const throw ()
	gets a vector with pointers to all EVC transitions
void	Notify () throw ()
	notifies the state machine about a changed DMI subject
void	Start (CEVCState *const pStartState, const std::string &ApplicationLevel) throw (::oETCS::DF::Error::CException)
	starts the execution of the EVC state machine
void	Stop () throw (::oETCS::DF::Error::CException)
	stops the execution of the EVC state machine
virtual	~CEVCStateMachine () throw ()
	destructor

Private Member Functions
void	StateThread () throw ()
	thread method/function for executing the current EVC state object

Private Attributes
::std::vector< CEVCState * >	m_AvailableStates
	vector with pointers all available EVC state objects
bool	m_bStarted
	flag for started EVC state machine
::std::string	m_CurrentApplicationLevel
	literal name of the current active application level
::std::vector < oETCS::DF::CAbstractFlow * >	m_Flows
	vector with all CFlow objects available in EVC state machine
::std::vector < oETCS::DF::CFunctionBlock * >	m_FunctionBlocks
	vector of all CFunctionBlock objects used in the EVC state machine
::std::vector < oETCS::DF::CLanguage * >	m_Language
	vector with pointers to all available language objects
::std::vector < oETCS::DF::CDMIObserver * >	m_Observers
	vector of pointers to registered observers
CEVCState *	m_pCurrentState
	pointer to the active state
::std::thread *	m_pThread
	pointer to thread object for EVC state object execution
::std::vector < oETCS::DF::CEVCTransition * >	m_Transitions
	vector with pointers to all transitions between EVC states

Friends
class	oETCS::DF::CLevelCondition

Detailed Description

EVC state machine class.

Definition at line 71 of file EVCStateMachine.h.

Constructor & Destructor Documentation

oETCS::DF::CEVCStateMachine::CEVCStateMachine ( ) throw ()

general constructor

Definition at line 778 of file EVCStateMachine.cpp.

oETCS::DF::CEVCStateMachine::~CEVCStateMachine ( ) throw ()

virtual

destructor

Definition at line 796 of file EVCStateMachine.cpp.

References oETCS::DF::CEVCStateMachine::CEVCState::IsRunning(), m_AvailableStates, m_Flows, m_Language, m_pCurrentState, oETCS::DF::CEVCStateMachine::CEVCState::m_Transitions, and oETCS::DF::CEVCStateMachine::CEVCState::Stop().

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Member Function Documentation

void oETCS::DF::CEVCStateMachine::AddFlow ( oETCS::DF::CAbstractFlow *const pFlow ) throw ()

registers a flow object with this state machine

Parameters

[in] pFlow pointer to the flow object to be registered

Definition at line 918 of file EVCStateMachine.cpp.

References m_Flows.

void oETCS::DF::CEVCStateMachine::AddFunctionBlock ( oETCS::DF::CFunctionBlock *const pFunctionBlock ) throw ()

registers a function block object with thids state machine

Parameters

[in] pFunctionBlock pointer to function block object to be registered

Definition at line 850 of file EVCStateMachine.cpp.

References m_FunctionBlocks.

void oETCS::DF::CEVCStateMachine::AddLanguage ( oETCS::DF::CLanguage *const pLanguage ) throw ()

registers a language object with this state machine

Parameters

[in] pLanguage pointer to the language object to be registered

Definition at line 901 of file EVCStateMachine.cpp.

References m_Language.

void oETCS::DF::CEVCStateMachine::AddState ( CEVCState *const pState ) throw ()

registers an EVC state object with thids state machine

Parameters

[in] pState pointer to EVC state object to be registered

Definition at line 867 of file EVCStateMachine.cpp.

References m_AvailableStates.

Referenced by oETCS::DF::CEVCStateMachine::CEVCState::CEVCState().

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void oETCS::DF::CEVCStateMachine::AddTransition ( oETCS::DF::CEVCTransition *const pTransition ) throw ()

registers an EVC transition object with thids state machine

Parameters

[in] pTransition pointer to EVC transition object to be registered

Definition at line 884 of file EVCStateMachine.cpp.

References oETCS::DF::CEVCStateMachine::CEVCState::m_Transitions.

void oETCS::DF::CEVCStateMachine::AttachObserver ( oETCS::DF::CDMIObserver *const pDMIObserver ) throw ()

attaches a new DMI observer

Parameters

[in] pDMIObserver pointer to the observer

Definition at line 935 of file EVCStateMachine.cpp.

References m_Observers.

void oETCS::DF::CEVCStateMachine::DetachObserver ( oETCS::DF::CDMIObserver *const pDMIObserver ) throw ()

detaches a new DMI observer

Parameters

[in] pDMIObserver pointer to the observer

Definition at line 952 of file EVCStateMachine.cpp.

References m_Observers.

oETCS::DF::CEVCStateMachine::CEVCState *const oETCS::DF::CEVCStateMachine::GetActiveState ( ) const throw ()

gets the pointer to the active EVC state

Returns: pointer to active EVC state object

Definition at line 983 of file EVCStateMachine.cpp.

References m_pCurrentState.

Referenced by oETCS::DF::CCondition::Calculate(), and oETCS::UT::CEVCStateMachine::TestEVCState().

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oETCS::DF::CDMISubject * oETCS::DF::CEVCStateMachine::GetCurrentDMI ( ) throw ()

gets a pointer to the current DMI subject

Returns: pointer to the DMI subject

Definition at line 1019 of file EVCStateMachine.cpp.

References oETCS::DF::CEVCStateMachine::CEVCState::GetCurrentDataFlow(), and m_pCurrentState.

Referenced by oETCS::DF::CDMIQWidget::UpdateSlot().

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std::vector< oETCS::DF::CEVCStateMachine::CEVCState * > oETCS::DF::CEVCStateMachine::GetStates ( ) const throw ()

gets a vector with pointers to all EVC states

Returns: vector with pointers to all EVC state objects

Definition at line 1007 of file EVCStateMachine.cpp.

References m_AvailableStates.

Referenced by oETCS::UT::CEVCStateMachine::TestEVCState(), and oETCS::UT::CControlFlow::TestState().

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std::vector< oETCS::DF::CEVCTransition * > oETCS::DF::CEVCStateMachine::GetTransitions ( ) const throw ()

gets a vector with pointers to all EVC transitions

Returns: vector with pointers to all EVC transition objects

Definition at line 995 of file EVCStateMachine.cpp.

References oETCS::DF::CEVCStateMachine::CEVCState::m_Transitions.

void oETCS::DF::CEVCStateMachine::Notify ( ) throw ()

notifies the state machine about a changed DMI subject

Updates all registerd observers.

Remarks: Should only be called by CDMIInput and CDMIOutput objects.

Definition at line 1184 of file EVCStateMachine.cpp.

References m_Observers.

Referenced by oETCS::DF::CDMIOutput::Calculate(), and oETCS::DF::CEVCStateMachine::CEVCState::Start().

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void oETCS::DF::CEVCStateMachine::Start	(	CEVCState *const	pStartState,
		const std::string &	ApplicationLevel
	)		throw (::oETCS::DF::Error::CException)

starts the execution of the EVC state machine

Starts the the EVC state machine in a non-blocking manner.

Parameters

[in]	pStartState	pointer to EVC state object to start with (must be local vector)
[in]	ApplicationLevel	literal name of the start application level (must be available in start state)

Definition at line 1049 of file EVCStateMachine.cpp.

References oETCS::DF::CEVCStateMachine::CEVCState::IsRunning(), m_AvailableStates, m_bStarted, m_CurrentApplicationLevel, m_pCurrentState, m_pThread, and StateThread().

Referenced by oETCS::UT::CEVCStateMachine::TestEVCState(), and oETCS::UT::CControlFlow::TestState().

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