openETCS
case study for the European Train Control System developed for the authors dissertation
Public Member Functions | Private Member Functions | Static Private Member Functions | Private Attributes | List of all members
oETCS::GEN::CCPPGenerator Class Reference

generator for C++ sources More...

#include <CPPGenerator.h>

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Public Member Functions

 CCPPGenerator () throw ()
 default oonstructor
virtual void Generate (::DSM::CSyntaxTree *const pSyntaxTree,::std::ostream &OutStream) throw (::oETCS::GEN::Error::CException)
 generation method
virtual ~CCPPGenerator () throw ()
 destructor

Private Member Functions

void BuildAbstractModel (GOPPRR::CGraph *const pFunctionBlock,::std::map< ::std::string, oETCS::GEN::CFBNode > &FBNodes) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateCommunication (GOPPRR::CGraph *const pCommunication, GOPPRR::CProject *const pProject,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateControlFlows (GOPPRR::CProject *const pProject,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateDataFlow (GOPPRR::CGraph *const pMainFunctionBlock, GOPPRR::CGraph *const pEVCGraph, GOPPRR::CObject *const pEVCState,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateDataFlow (const ::std::string &OID, GOPPRR::CGraph *const pSubFunctionBlock,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateDataFlowForCommunication (const ::std::string &OID, GOPPRR::CGraph *const pCommGraph,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateDMI (GOPPRR::CGraph *const pMainFunctionBlock, GOPPRR::CGraph *const pEVCGraph, GOPPRR::CObject *const pEVCState,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateDMI (const ::std::string &OID, GOPPRR::CGraph *const pSubFunctionBlock,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateEVCTransitions (GOPPRR::CGraph *const pMainFunctionBlock, GOPPRR::CObject *const pEVCState, GOPPRR::CGraph *const pRootGraph,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateFunctionBlock (GOPPRR::CGraph *const pFunctionBlock, GOPPRR::CProject *const pProject,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateFunctionBlockElements (GOPPRR::CProject *const pProject,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateLanguage (GOPPRR::CProject *const pProject,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateRootGraph (GOPPRR::CGraph *const pRootGraph, GOPPRR::CProject *const pProject,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateTransitions (GOPPRR::CGraph *const pRootGraph,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateTransitions (GOPPRR::CGraph *const pFunctionBlock, GOPPRR::CObject *const pEVCState,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
void GenerateTransitions (GOPPRR::CGraph *const pFunctionBlock, GOPPRR::CGraph *const pControlFlow, GOPPRR::CObject *const pEVCState, GOPPRR::CObject *const pState,::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method

Static Private Member Functions

static void GenerateFooter (::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
static void GenerateHeader (::std::ostream &OutStream) throw (::GOPPRR::Error::CException)
 internal helper method
static bool IsFunctionBlock (GOPPRR::CObject *const pObject) throw (::GOPPRR::Error::CException)
 internal helper methods
::std::string PrefixFromPort (GOPPRR::CPort *const pPort) throw (::GOPPRR::Error::CException)
 internal helper method
static void ProcessAbstractModel (const oETCS::GEN::CFBNode &Node,::std::list< ::std::string > &ExecutionOrder,::std::vector< const oETCS::GEN::CFBNode * > &NodeStack) throw ()
 internal helper method
::std::string TypeFromPort (GOPPRR::CPort *const pPort) throw (::GOPPRR::Error::CException)
 internal helper method

Private Attributes

::std::map< ::std::string,::std::string > m_FBMap
 map with function block meta model type names to C++ domain framework names
::std::map< ::std::string,::std::string > m_FBMMap
 map with function block meta model method/port names to C++ domain framework method names
::std::map< ::std::string, bool > m_GeneratedControlFlows
 map of already generated control flow OIDs
::std::map< ::std::string, bool > m_GeneratedEVCTransitions
 map of already generated EVC transition OIDs
::std::map< ::std::string, bool > m_GeneratedTransitions
 map of already generated transition OIDs

Detailed Description

generator for C++ sources

Definition at line 58 of file CPPGenerator.h.

Constructor & Destructor Documentation

oETCS::GEN::CCPPGenerator::CCPPGenerator ( ) throw ()
explicit

default oonstructor

Definition at line 39 of file CPPGenerator.cpp.

References m_FBMap, and m_FBMMap.

oETCS::GEN::CCPPGenerator::~CCPPGenerator ( ) throw ()
virtual

destructor

Definition at line 153 of file CPPGenerator.cpp.

Member Function Documentation

void oETCS::GEN::CCPPGenerator::BuildAbstractModel ( GOPPRR::CGraph *const  pFunctionBlock,
::std::map< ::std::string, oETCS::GEN::CFBNode > &  FBNodes 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Builds the abstract function block model for a function block graph recursively.

Parameters
[in,out]pFunctionBlock,:pointer to current function block graph
[in]FBNodesmap of nodes objects indexed by their OID

Definition at line 2793 of file CPPGenerator.cpp.

References oETCS::GEN::CFBNode::DEFINED, GOPPRR::CGraph::m_ObjectSet, GOPPRR::CConcept::m_OID, GOPPRR::CGraph::m_RoleSet, and oETCS::GEN::CFBNode::UNDEFINED.

Referenced by GenerateControlFlows(), and GenerateDataFlow().

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void oETCS::GEN::CCPPGenerator::Generate ( ::DSM::CSyntaxTree *const  pSyntaxTree,
::std::ostream &  OutStream 
) throw (::oETCS::GEN::Error::CException)
virtual

generation method

Generates from a syntax tree the corresponding output.

Remarks
pure virtual method, which must be reimplemented by any inheriting class.
Parameters
[in]pTreepointer to the syntax tree used for generation
[in]OutStreamstream object used for output of generation

Implements oETCS::GEN::CGenerator.

Definition at line 164 of file CPPGenerator.cpp.

References __GENERATOR__EVCSTATEMACHINE__, DSM::CGOPPRRSyntaxTree::GetProject(), and GOPPRR::CProject::m_GraphSet.

Referenced by oETCS::GEN::CMain::Execute(), and oETCS::UT::CGenerator::TestGenerateCpp().

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void oETCS::GEN::CCPPGenerator::GenerateCommunication ( GOPPRR::CGraph *const  pCommunication,
GOPPRR::CProject *const  pProject,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code of any type of communication graph from a GOPPRR syntax tree.

Parameters
[in]pCommnicationpointer to the function block graph
[in]pProjectpointer to the parent project of the openETCS model
[in]OutStreamstream object used for output of generation

Definition at line 1125 of file CPPGenerator.cpp.

References GOPPRR::CNonProperty::m_ID, GOPPRR::CGraph::m_ObjectSet, GOPPRR::CConcept::m_OID, GOPPRR::CGraph::m_PortSet, GOPPRR::CGraph::m_RelationshipSet, and GOPPRR::CGraph::m_RoleSet.

void oETCS::GEN::CCPPGenerator::GenerateControlFlows ( GOPPRR::CProject *const  pProject,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for creating all states of all control flows.

Parameters
[in]pProjectpointer to the openETCS project object
[in]OutStreamstream object used for output of generation

Definition at line 1766 of file CPPGenerator.cpp.

References BuildAbstractModel(), oETCS::GEN::CFBNode::m_Inputs, GOPPRR::CProject::m_ObjectSet, GOPPRR::CGraph::m_ObjectSet, GOPPRR::CGraph::m_RelationshipSet, GOPPRR::CGraph::m_RoleSet, GOPPRR::CConcept::m_Type, GOPPRR::CGraph::Objects(), ProcessAbstractModel(), GOPPRR::CGraph::Roles(), and oETCS::GEN::CFBNode::UNDEFINED.

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void oETCS::GEN::CCPPGenerator::GenerateDataFlow ( GOPPRR::CGraph *const  pMainFunctionBlock,
GOPPRR::CGraph *const  pEVCGraph,
GOPPRR::CObject *const  pEVCState,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for data flow objects (CDataFlow) for a MainFunctionBlock graph

Parameters
[in]pMainFunctionBlockpointer to the main function block
[in]pEVCGraphpointer to EVC root graph
[in]pEVCStatepointer to the related EVCState object
[in]OutStreamstream object used for output of generation

Definition at line 1249 of file CPPGenerator.cpp.

References BuildAbstractModel(), oETCS::GEN::CFBNode::m_Inputs, GOPPRR::CGraph::m_ObjectSet, GOPPRR::CConcept::m_OID, GOPPRR::CGraph::m_RelationshipSet, GOPPRR::CGraph::m_RoleSet, ProcessAbstractModel(), and GOPPRR::CNonProperty::Properties().

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void oETCS::GEN::CCPPGenerator::GenerateDataFlow ( const ::std::string &  OID,
GOPPRR::CGraph *const  pSubFunctionBlock,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for adding objects in a sub function block to a certain data flow objectt

Parameters
[in]OIDOID of the related main function block graph
[in]pSubFunctionBlockpointer to current sub function block graph
[in]OutStreamstream object used for output of generation

Definition at line 1450 of file CPPGenerator.cpp.

References GOPPRR::CGraph::m_ObjectSet, and GOPPRR::CGraph::m_RelationshipSet.

void oETCS::GEN::CCPPGenerator::GenerateDataFlowForCommunication ( const ::std::string &  OID,
GOPPRR::CGraph *const  pCommGraph,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code adding the related CBitFlow objects for a communication graph

Parameters
[in]OIDOID of the related main function block graph
[in]pCommGraphpointer to current communication graph
[in]OutStreamstream object used for output of generation

Definition at line 1514 of file CPPGenerator.cpp.

References GOPPRR::CGraph::m_ObjectSet, GOPPRR::CConcept::m_OID, GOPPRR::CGraph::m_RelationshipSet, and GOPPRR::CConcept::m_Type.

void oETCS::GEN::CCPPGenerator::GenerateDMI ( GOPPRR::CGraph *const  pMainFunctionBlock,
GOPPRR::CGraph *const  pEVCGraph,
GOPPRR::CObject *const  pEVCState,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for DMI widgets (CDMIWidget) for a MainFunctionBlock graph

Parameters
[in]pMainFunctionBlockpointer to the main function block
[in]pEVCGraphpointer to EVC root graph
[in]pEVCStatepointer to the related EVCState object
[in]OutStreamstream object used for output of generation

Definition at line 1555 of file CPPGenerator.cpp.

References GOPPRR::CGraph::m_ObjectSet.

void oETCS::GEN::CCPPGenerator::GenerateDMI ( const ::std::string &  OID,
GOPPRR::CGraph *const  pSubFunctionBlock,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for DMI widgets (CDMIWidget) for a SubFunctionBlock graph

Parameters
[in]OIDOID of the related main function block
[in]pSubFunctionBlockpointer to the subfunction block
[in]OutStreamstream object used for output of generation

Definition at line 1628 of file CPPGenerator.cpp.

References GOPPRR::CGraph::m_ObjectSet.

void oETCS::GEN::CCPPGenerator::GenerateEVCTransitions ( GOPPRR::CGraph *const  pMainFunctionBlock,
GOPPRR::CObject *const  pEVCState,
GOPPRR::CGraph *const  pRootGraph,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for EVC transitions in a certain main function block.

Parameters
[in]pMainFunctionBlockpointer to the main function block graph
[in]pEVCStatepointer to related EVC state object
[in]pRootGraphpointer to the root graph (EVCStateMachine)
[in]OutStreamstream object used for output of generation

Definition at line 1685 of file CPPGenerator.cpp.

References GOPPRR::CNonProperty::m_ID, GOPPRR::CGraph::m_ObjectSet, GOPPRR::CConcept::m_OID, GOPPRR::CGraph::m_RelationshipSet, GOPPRR::CGraph::m_RoleSet, and GOPPRR::CNonProperty::Properties().

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void oETCS::GEN::CCPPGenerator::GenerateFooter ( ::std::ostream &  OutStream) throw (::GOPPRR::Error::CException)
staticprivate

internal helper method

Generates source code footer.

Parameters
[in]OutStreamstream object used for output of generation

Definition at line 2892 of file CPPGenerator.cpp.

void oETCS::GEN::CCPPGenerator::GenerateFunctionBlock ( GOPPRR::CGraph *const  pFunctionBlock,
GOPPRR::CProject *const  pProject,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code of any sub type of function block graph from a GOPPRR syntax tree.

Parameters
[in]pFunctionBlockpointer to the function block graph
[in]pProjectpointer to the parent project of the openETCS model
[in]OutStreamstream object used for output of generation

Definition at line 863 of file CPPGenerator.cpp.

References GOPPRR::CGraph::m_ObjectSet, GOPPRR::CGraph::m_PortSet, GOPPRR::CGraph::m_RelationshipSet, GOPPRR::CGraph::m_RoleSet, and PrefixFromPort().

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void oETCS::GEN::CCPPGenerator::GenerateFunctionBlockElements ( GOPPRR::CProject *const  pProject,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for creating all function block classes in a project.

Parameters
[in]pProjectpointer to the parent project of the openETCS model
[in]OutStreamstream object used for output of generation

Definition at line 489 of file CPPGenerator.cpp.

References __GENERATOR__EVCSTATE__, __GENERATOR__MAINFB__, __GENERATOR__SUBFB__, __GENERATOR__TELEGRAMGRAPH__, GOPPRR::CObject::m_Explosions, GOPPRR::CProject::m_GraphSet, GOPPRR::CProperty::m_NonProperties, GOPPRR::CGraph::m_ObjectSet, GOPPRR::CGraph::m_PortSet, and GOPPRR::CNonProperty::Properties().

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void oETCS::GEN::CCPPGenerator::GenerateHeader ( ::std::ostream &  OutStream) throw (::GOPPRR::Error::CException)
staticprivate

internal helper method

Generates source code header, like initial comment block and includes. Is independent from model tree reprensentation

Parameters
[in]OutStreamstream object used for output of generation

Definition at line 2852 of file CPPGenerator.cpp.

Referenced by GenerateRootGraph().

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void oETCS::GEN::CCPPGenerator::GenerateLanguage ( GOPPRR::CProject *const  pProject,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code of for the language classes

Parameters
[in]pProjectpointer to the project of the openETCS model
[in]OutStreamstream object used for output of generation

Definition at line 2184 of file CPPGenerator.cpp.

References __GENERATOR__EVCSTATE__, __GENERATOR__MAINFB__, __GENERATOR__SUBFB__, __GENERATOR__TELEGRAMGRAPH__, GOPPRR::CObject::m_Explosions, GOPPRR::CProperty::m_NonProperties, GOPPRR::CGraph::m_ObjectSet, GOPPRR::CConcept::m_OID, GOPPRR::CObject::m_pDecomposition, GOPPRR::CGraph::m_PortSet, GOPPRR::CNonProperty::m_Properties, GOPPRR::CGraph::m_RoleSet, GOPPRR::CConcept::m_Type, GOPPRR::CGraph::Objects(), GOPPRR::CNonProperty::Properties(), and GOPPRR::CGraph::Roles().

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void oETCS::GEN::CCPPGenerator::GenerateRootGraph ( GOPPRR::CGraph *const  pRootGraph,
GOPPRR::CProject *const  pProject,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code of a root graph (EVC state machine) from a GOPPRR syntax tree.

Parameters
[in]pRootGraphpointer to the root graph of the openETCS model
[in]pProjectpointer to the parent project of the openETCS model
[in]OutStreamstream object used for output of generation

Definition at line 240 of file CPPGenerator.cpp.

References __GENERATOR__EVCSTATE__, __GENERATOR__MAINFB__, __GENERATOR__SUBFB__, __GENERATOR__TELEGRAMGRAPH__, GenerateHeader(), GOPPRR::CObject::m_Explosions, GOPPRR::CProperty::m_NonProperties, GOPPRR::CConcept::m_OID, and GOPPRR::CNonProperty::Properties().

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void oETCS::GEN::CCPPGenerator::GenerateTransitions ( GOPPRR::CGraph *const  pRootGraph,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for creating all states of all control flows.

Parameters
[in]pRootGraphpointer to the root graph of the openETCS model
[in]OutStreamstream object used for output of generation

Definition at line 1996 of file CPPGenerator.cpp.

References __GENERATOR__EVCSTATE__, GOPPRR::CObject::m_Explosions, and GOPPRR::CGraph::m_ObjectSet.

void oETCS::GEN::CCPPGenerator::GenerateTransitions ( GOPPRR::CGraph *const  pFunctionBlock,
GOPPRR::CObject *const  pEVCState,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for creating all trainsitions of control flows in a certain function block graph (data flow).

Parameters
[in]pFunctionBlockpointer data flow graph
[in]pControlFlowpointer to the related control flow graph
[in]pEVCStatepointer to parent EVC state object
[in]pStatepointer to the state object
[in]OutStreamstream object used for output of generation

Definition at line 2034 of file CPPGenerator.cpp.

References GOPPRR::CGraph::m_ObjectSet, and GOPPRR::CGraph::Objects().

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void oETCS::GEN::CCPPGenerator::GenerateTransitions ( GOPPRR::CGraph *const  pFunctionBlock,
GOPPRR::CGraph *const  pControlFlow,
GOPPRR::CObject *const  pEVCState,
GOPPRR::CObject *const  pState,
::std::ostream &  OutStream 
) throw (::GOPPRR::Error::CException)
private

internal helper method

Generates source code for creating all trainsitions of control flows in a certain function block graph (data flow).

Parameters
[in]pFunctionBlockpointer to the data flow grah
[in]pControlFlowpointer to the related control flow graph
[in]pEVCStatepointer to parent EVC state object
[in]pStatepointer to the state object
[in]OutStreamstream object used for output of generation

Definition at line 2107 of file CPPGenerator.cpp.

References GOPPRR::CGraph::m_ObjectSet, GOPPRR::CConcept::m_OID, GOPPRR::CGraph::m_RelationshipSet, GOPPRR::CGraph::m_RoleSet, and GOPPRR::CConcept::m_Type.

bool oETCS::GEN::CCPPGenerator::IsFunctionBlock ( GOPPRR::CObject *const  pObject) throw (::GOPPRR::Error::CException)
staticprivate

internal helper methods

Evaluates, if a certain GOPPRR object is a function block element.

Parameters
[in]pObjectpointer to the object to evaluate
Returns
true, if object is a function block element

Definition at line 2907 of file CPPGenerator.cpp.

References __GENERATOR__FBTYPES__.

std::string oETCS::GEN::CCPPGenerator::PrefixFromPort ( GOPPRR::CPort *const  pPort) throw (::GOPPRR::Error::CException)
staticprivate

internal helper method

Gets a string with the corresponding data type prefix for certain port of a function block object.

Parameters
[in]pPortpointer to the port
Returns
string with the prefix

Definition at line 2996 of file CPPGenerator.cpp.

Referenced by GenerateFunctionBlock().

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void oETCS::GEN::CCPPGenerator::ProcessAbstractModel ( const oETCS::GEN::CFBNode &  Node,
::std::list< ::std::string > &  ExecutionOrder,
::std::vector< const oETCS::GEN::CFBNode * > &  NodeStack 
) throw ()
staticprivate

internal helper method

Processes recursively a abstract function block node model to find start nodes.

Parameters
[in]pNodenode to be processed
[in,out]ExecutionOrder,:list with OID in order of their later execution
[in,out]NodeStack,:vector with pointer to already recursively processed nodes to detect data flow loops

Definition at line 3059 of file CPPGenerator.cpp.

Referenced by GenerateControlFlows(), and GenerateDataFlow().

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std::string oETCS::GEN::CCPPGenerator::TypeFromPort ( GOPPRR::CPort *const  pPort) throw (::GOPPRR::Error::CException)
staticprivate

internal helper method

Gets a string with the corresponding C++ type for a certain port of a function block object.

Parameters
[in]pPortpointer to the port
Returns
string with the C++ data type

Definition at line 2940 of file CPPGenerator.cpp.

Member Data Documentation

::std::map< ::std::string, ::std::string > oETCS::GEN::CCPPGenerator::m_FBMap
private

map with function block meta model type names to C++ domain framework names

Definition at line 391 of file CPPGenerator.h.

Referenced by CCPPGenerator().

::std::map< ::std::string, ::std::string > oETCS::GEN::CCPPGenerator::m_FBMMap
private

map with function block meta model method/port names to C++ domain framework method names

Definition at line 398 of file CPPGenerator.h.

Referenced by CCPPGenerator().

::std::map< ::std::string, bool > oETCS::GEN::CCPPGenerator::m_GeneratedControlFlows
private

map of already generated control flow OIDs

Definition at line 419 of file CPPGenerator.h.

::std::map< ::std::string, bool > oETCS::GEN::CCPPGenerator::m_GeneratedEVCTransitions
private

map of already generated EVC transition OIDs

Definition at line 412 of file CPPGenerator.h.

::std::map< ::std::string, bool > oETCS::GEN::CCPPGenerator::m_GeneratedTransitions
private

map of already generated transition OIDs

Definition at line 405 of file CPPGenerator.h.

The documentation for this class was generated from the following files:

Copyright (C) 2010-2012 Johannes Feuser (feuser@uni-bremen.de)
The openETCS library 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 any later version.
The openETCS library 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 the openETCS library. If not, see "http://www.gnu.org/licenses/.