Concrete Factory Method for building up a DDL from a XML file. More...

Inheritance diagram for cDDLImporter:

Public Member Functions
	cDDLImporter (bool bBasicCheck=true, bool bSorted=true)
	Default CTOR. More...

	cDDLImporter (const A_UTILS_NS::cFilename &strFile, bool bBasicCheck=true, bool bSorted=true)
	CTOR with file name/path. More...

	cDDLImporter (const char *strFile, bool bBasicCheck=true, bool bSorted=true)
	CTOR with file name/path. More...

	cDDLImporter (int nCreationLevel, bool bBasicCheck=true, bool bSorted=true)
	CTOR with creation level. More...

cDDLDescription *	GetDDL () const
	Getter for the DDL object. More...

tResult	CreateNew (double fVersion=0)
	Method to build up a new DDL hierarchy. More...

void	DestroyDDL ()
	Method to destroy the DDL object and all contained objects.

tResult	BuildHeader ()
	Method to build a header object. More...

tResult	BuildUnits ()
	Method to build a units object hierarchy. More...

tResult	BuildDatatypes ()
	Method to build a datatypes object hierarchy. More...

tResult	BuildStructs ()
	Method to build a structs object hierarchy. More...

tResult	BuildStreams ()
	Method to build a streams object hierarchy. More...

tResult	BuildEnums ()
	Method to build a enums object hierarchy. More...

tResult	BuildStreamMetaTypes ()
	Method to build a streams object hierarchy. More...

void	SetCreationLevel (int const nLevel=1)
	Setter for the creation level. More...

void	SetFullCheckDescriptionMode (bool bFullCheck=false)
	Setter for the validation mode. More...

void	SetMergeDefaults (bool bMergeDefaults=true)
	Setter to enable disable the merge of DDL defaults (units, datattypes, etc.) More...

void	SetPreferReferenceEntities (bool bPrefereReference=true)
	Setter to switch from prefereing entities from the reference DDL, to using the reference enties only when there is no "local" aquivalent. More...

tResult	CreatePartial (const cDDLDescription *poRefDDL, double fVersion)
	Method to create a partial DDL (e.g. More...

tResult	SetFile (A_UTILS_NS::cFilename const strFile)
	Setter for the source file. More...

tResult	SetDOM (A_UTILS_NS::cDOM *poDOM)
	Setter for a DOM. More...

tResult	SetXML (const A_UTILS_NS::cString &strXML)
	Setter for a XML string containing the DDL to import. More...

A_UTILS_NS::cString	GetErrorDesc () const
	Getter for the description of the last error. More...

A_UTILS_NS::cString	GetLastErrorDesc () const
	Getter for the most recent error description. More...

tImporterMsgList	GetAllMessages () const
	Getter for all detected errors. More...

void	PrintAllMessages (tImporterMsgSeverity eLeastSeverity=eImporterInfo)
	Method to log all messages which have at least the given severity to console. More...

Public Member Functions inherited from IDDLFactoryMethod
virtual	~IDDLFactoryMethod ()
	DTOR.

Static Public Member Functions
static void	DestroyDDL (cDDLDescription *poDDL)
	Static method to destroy the given DDL hierarchy. More...

Private Member Functions
tResult	BuildSingleBaseunit (cDDLBaseunit **ppoNewBU, A_UTILS_NS::cDOMElementRef poBUElement)
	Creates a baseunit object from the given DOMElement. More...

tResult	BuildSinglePrefix (cDDLPrefix **ppoNewPrefix, A_UTILS_NS::cDOMElementRef poPrefixElement)
	Creates a prefix object from the given DOMElement. More...

tResult	BuildSingleUnit (cDDLUnit **ppoNewUnit, A_UTILS_NS::cDOMElementRef poUnitElement)
	Creates a unit object from the given DOMElement. More...

tResult	BuildSingleDatatype (cDDLDataType *ppoNewDatatype, A_UTILS_NS::cDOMElement poDTElement)
	Creates a datatype object from the given DOMElement. More...

tResult	BuildSingleEnum (cDDLEnum *ppoNewEnum, A_UTILS_NS::cDOMElement poEnumElement)
	Creates an enum object from the given DOMElement. More...

tResult	BuildSingleStruct (cDDLComplex *ppoNewStruct, A_UTILS_NS::cDOMElement poStructElement)
	Creates a struct object from the given DOMElement. More...

tResult	BuildSingleStream (cDDLStream *ppoNewStream, A_UTILS_NS::cDOMElement poStreamElement)
	Creates a DDL stream object from the given DOMElement. More...

tResult	BuildSingleStreamMetaType (A_UTILS_NS::cDOMElement *poStreamMetaTypeElement, tDDLStreamMetaTypeVec &vecStreamMetaTypes)
	Creates a DDL stream object from the given DOMElement. More...

void	PushMessage (const A_UTILS_NS::cString &strMsg, tImporterMsgSeverity eSeverity)
	Helper method to create a message and save it in the appropriate container. More...

template<typename T >
T *	TryToFind (const A_UTILS_NS::cString &strName, cDDLContainer< T > &vecFirstData, cDDLContainer< T > &vecSecondData)
	Helper method to find specific elements inside the given vecFirstData by Name. More...

Private Attributes
A_UTILS_NS::cDOM	m_oDOM

cDDLDescription *	m_poDDL

const cDDLDescription *	m_poCurrentRefDDL

tDDLUnitVec	m_vecUnknownUnits

tDDLComplexVec	m_vecUnknownStructs

tDDLStreamMetaTypeVec	m_vecUnknownStreamMetaTypes

bool	m_bInitFlag

int	m_nCreationLevel

bool	m_bFullCheck

tImporterMsgList	m_lstErrors

bool	m_bBasicCheck

bool	m_bMergeDefaults

bool	m_bSorted

bool	m_bPrefereReference

Detailed Description

Concrete Factory Method for building up a DDL from a XML file.

Definition at line 44 of file ddlimporter.h.

Constructor & Destructor Documentation

◆ cDDLImporter() [1/4]

cDDLImporter	(	bool	bBasicCheck = `true`,
		bool	bSorted = `true`
	)

Default CTOR.

Parameters

[in]	bBasicCheck	Perform basic checks during Create* (unique element names etc.). For a full check use cDDLInspector.
[in]	bSorted	Sorts all DDL items by name for better performance.

◆ cDDLImporter() [2/4]

cDDLImporter	(	const A_UTILS_NS::cFilename &	strFile,
		bool	bBasicCheck = `true`,
		bool	bSorted = `true`
	)

CTOR with file name/path.

Parameters

[in]	strFile	- Path to file to use
[in]	bBasicCheck	Perform basic checks during Create* (unique element names etc.). For a full check use cDDLInspector.
[in]	bSorted	Sorts all DDL items by name for better performance.

◆ cDDLImporter() [3/4]

cDDLImporter	(	const char *	strFile,
		bool	bBasicCheck = `true`,
		bool	bSorted = `true`
	)

CTOR with file name/path.

Parameters

[in]	strFile	- Path to file to use
[in]	bBasicCheck	Perform basic checks during Create* (unique element names etc.). For a full check use cDDLInspector.
[in]	bSorted	Sorts all DDL items by name for better performance.

◆ cDDLImporter() [4/4]

cDDLImporter	(	int	nCreationLevel,
		bool	bBasicCheck = `true`,
		bool	bSorted = `true`
	)

CTOR with creation level.

Parameters

[in]	nCreationLevel	- Creation level
[in]	bBasicCheck	Perform basic checks during Create* (unique element names etc.). For a full check use cDDLInspector.
[in]	bSorted	Sorts all DDL items by name for better performance.

Member Function Documentation

◆ BuildDatatypes()

tResult BuildDatatypes ( )

virtual

Method to build a datatypes object hierarchy.

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. unit)

Implements IDDLFactoryMethod.

◆ BuildEnums()

tResult BuildEnums ( )

virtual

Method to build a enums object hierarchy.

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. RefEnums)
ERR_UNKNOWN	Not all firstly unknown structs have been resolved

Implements IDDLFactoryMethod.

◆ BuildHeader()

tResult BuildHeader ( )

virtual

Method to build a header object.

Return values

ERR_UNKNOWN_FORMAT Expected XML hierarchy not found

Implements IDDLFactoryMethod.

◆ BuildSingleBaseunit()

tResult BuildSingleBaseunit	(	cDDLBaseunit **	ppoNewBU,
		A_UTILS_NS::cDOMElementRef	poBUElement
	)

private

Creates a baseunit object from the given DOMElement.

Parameters

[out]	ppoNewBU	- Pointer to pointer to the newly created baseunit object
[in]	poBUElement	- Pointer to the DOMElement with the information

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable

◆ BuildSingleDatatype()

tResult BuildSingleDatatype	(	cDDLDataType **	ppoNewDatatype,
		A_UTILS_NS::cDOMElement *	poDTElement
	)

private

Creates a datatype object from the given DOMElement.

Parameters

[out]	ppoNewDatatype	- Pointer to pointer to the newly created datatype object
[in]	poDTElement	- Pointer to the DOMElement with the information

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. unit)

◆ BuildSingleEnum()

tResult BuildSingleEnum	(	cDDLEnum **	ppoNewEnum,
		A_UTILS_NS::cDOMElement *	poEnumElement
	)

private

Creates an enum object from the given DOMElement.

Parameters

[out]	ppoNewEnum	- Pointer to pointer to the newly created enum object
[in]	poEnumElement	- Pointer to the DOMElement with the information

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. unit)

◆ BuildSinglePrefix()

tResult BuildSinglePrefix	(	cDDLPrefix **	ppoNewPrefix,
		A_UTILS_NS::cDOMElementRef	poPrefixElement
	)

private

Creates a prefix object from the given DOMElement.

Parameters

[out]	ppoNewPrefix	- Pointer to pointer to the newly created prefix object
[in]	poPrefixElement	- Pointer to the DOMElement with the information

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable

◆ BuildSingleStream()

tResult BuildSingleStream	(	cDDLStream **	ppoNewStream,
		A_UTILS_NS::cDOMElement *	poStreamElement
	)

private

Creates a DDL stream object from the given DOMElement.

Parameters

[out]	ppoNewStream	- Pointer to pointer to the newly created stream object
[in]	poStreamElement	- Pointer to the DOMElement with the information

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. struct)

◆ BuildSingleStreamMetaType()

tResult BuildSingleStreamMetaType	(	A_UTILS_NS::cDOMElement *	poStreamMetaTypeElement,
		tDDLStreamMetaTypeVec &	vecStreamMetaTypes
	)

private

Creates a DDL stream object from the given DOMElement.

Parameters

[out]	poStreamMetaTypeElement
[in]	vecStreamMetaTypes

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. struct)

◆ BuildSingleStruct()

tResult BuildSingleStruct	(	cDDLComplex **	ppoNewStruct,
		A_UTILS_NS::cDOMElement *	poStructElement
	)

private

Creates a struct object from the given DOMElement.

Parameters

[out]	ppoNewStruct	- Pointer to pointer to the newly created struct object
[in]	poStructElement	- Pointer to the DOMElement with the information

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. datatype)
ERR_UNKNOWN	Not all firstly unknown structs have been resolved

◆ BuildSingleUnit()

tResult BuildSingleUnit	(	cDDLUnit **	ppoNewUnit,
		A_UTILS_NS::cDOMElementRef	poUnitElement
	)

private

Creates a unit object from the given DOMElement.

Parameters

[out]	ppoNewUnit	- Pointer to pointer to the newly created unit object
[in]	poUnitElement	- Pointer to the DOMElement with the information

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable

◆ BuildStreamMetaTypes()

tResult BuildStreamMetaTypes ( )

virtual

Method to build a streams object hierarchy.

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. struct)

Implements IDDLFactoryMethod.

◆ BuildStreams()

tResult BuildStreams ( )

virtual

Method to build a streams object hierarchy.

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. struct)

Implements IDDLFactoryMethod.

◆ BuildStructs()

tResult BuildStructs ( )

virtual

Method to build a structs object hierarchy.

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. datatype)
ERR_UNKNOWN	Not all firstly unknown structs have been resolved

Implements IDDLFactoryMethod.

◆ BuildUnits()

tResult BuildUnits ( )

virtual

Method to build a units object hierarchy.

Return values

ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. refUnit)
ERR_UNKNOWN	Not all firstly unknown units have been resolved

Implements IDDLFactoryMethod.

◆ CreateNew()

tResult CreateNew ( double fVersion = 0 )

virtual

Method to build up a new DDL hierarchy.

Parameters

[in] fVersion The version of the DDL hierarchy to be created. 0 Means newest version.

Return values

ERR_NOT_INITIALIZED	Not yet initialized (see setter methods in concrete classes, e.g. `cDDLImporter::SetFile()`)
ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. refUnit)
ERR_UNKNOWN	Cross reference has not been resolved
ERR_NOT_FOUND	At least one mandatory element (e.g. header) was not found.

Remarks: If an error occurs, a list of detailed error descriptions can be obtained using GetAllErrors().

Implements IDDLFactoryMethod.

◆ CreatePartial()

tResult CreatePartial	(	const cDDLDescription *	poRefDDL,
		double	fVersion
	)

Method to create a partial DDL (e.g.

streams only).

Parameters

[in]	poRefDDL	- Reference DDL object to be used for resolving matters
[in]	fVersion	The version the newly created description will have. Set 0 for newst version.

Return values

ERR_POINTER	Null-pointer committed
ERR_NOT_INITIALIZED	Not yet initialized (see setter methods in concrete classes, e.g. `cDDLImporter::SetFile()`)
ERR_UNKNOWN_FORMAT	Expected XML hierarchy not found
ERR_NO_CLASS	Cross reference not resolvable (e.g. refUnit)
ERR_UNKNOWN	Cross reference has not been resolved

◆ DestroyDDL()

static void DestroyDDL ( cDDLDescription * poDDL )

static

Static method to destroy the given DDL hierarchy.

Parameters

[in] poDDL - Pointer to the DDL hierarchy which should be destroyed.

Returns: void

◆ GetAllMessages()

tImporterMsgList GetAllMessages ( ) const

Getter for all detected errors.

Returns: A list of all detected errors.

◆ GetDDL()

cDDLDescription* GetDDL ( ) const

virtual

Getter for the DDL object.

Returns: the DDL object

Attention: The caller/user has the responsibility for the created DDL object! Especially take this aspect into consideration in matters of the deallocation of memory!

Implements IDDLFactoryMethod.

◆ GetErrorDesc()

A_UTILS_NS::cString GetErrorDesc ( ) const

Getter for the description of the last error.

Returns: the error description

◆ GetLastErrorDesc()

A_UTILS_NS::cString GetLastErrorDesc ( ) const

Getter for the most recent error description.

Returns: The error description or A_UTILS_NS::cString::Empty if there was none.

Remarks: This method indeed returns the last error message (message with severity eImporterError).

◆ PrintAllMessages()

void PrintAllMessages ( tImporterMsgSeverity eLeastSeverity = eImporterInfo )

Method to log all messages which have at least the given severity to console.

Parameters

[in] eLeastSeverity - Minimum severity level (optional)

Returns: void

◆ PushMessage()

void PushMessage	(	const A_UTILS_NS::cString &	strMsg,
		tImporterMsgSeverity	eSeverity
	)

private

Helper method to create a message and save it in the appropriate container.

Parameters

[in]	strMsg	- Message text
[in]	eSeverity	- Message severity

Returns: void

◆ SetCreationLevel()

void SetCreationLevel ( int const nLevel = 1 )

Setter for the creation level.

Parameters

[in] nLevel - Creation level to use

Returns: void

◆ SetDOM()

tResult SetDOM ( A_UTILS_NS::cDOM * poDOM )

Setter for a DOM.

Parameters

[in] poDOM - Pointer to DOM

Return values

ERR_POINTER Null-pointer committed

◆ SetFile()

tResult SetFile ( A_UTILS_NS::cFilename const strFile )

Setter for the source file.

Parameters

[in] strFile - Path to file to use

Return values

ERR_OPEN_FAILED	Reading process failed
ERR_UNEXPECTED	Invalid XML tag

◆ SetFullCheckDescriptionMode()

void SetFullCheckDescriptionMode ( bool bFullCheck = false )

Setter for the validation mode.

Parameters

[in] bFullCheck - Validation mode to use. Set true for full description check. Set false for description check until first error.

Returns: void

◆ SetMergeDefaults()

void SetMergeDefaults ( bool bMergeDefaults = true )

Setter to enable disable the merge of DDL defaults (units, datattypes, etc.)

Parameters

[in] bMergeDefaults See description

Returns: void

◆ SetPreferReferenceEntities()

void SetPreferReferenceEntities ( bool bPrefereReference = true )

Setter to switch from prefereing entities from the reference DDL, to using the reference enties only when there is no "local" aquivalent.

Mind that reference entities are not cloned but only referenced. They are also not included into the containers.

Parameters

[in] bPrefereReference See description

Returns: void

◆ SetXML()

tResult SetXML ( const A_UTILS_NS::cString & strXML )

Setter for a XML string containing the DDL to import.

Parameters

[in] strXML - String containing the DDL

Return values

ERR_UNEXPECTED Invalid XML tag

◆ TryToFind()

T* TryToFind	(	const A_UTILS_NS::cString &	strName,
		cDDLContainer< T > &	vecFirstData,
		cDDLContainer< T > &	vecSecondData
	)

private

Helper method to find specific elements inside the given vecFirstData by Name.

If not found there have a look in vecSecondData.

Template Parameters

T	- Representation object type (e.g. cDDLDataType)

Parameters

[in]	strName	- Name of the element to find
[in]	vecFirstData	- Vector of representation objects to search through
[in]	vecSecondData	- second Vector of representation objects to search through

Returns: pointer to the found element or NULL if not found

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ cDDLImporter() [1/4]

◆ cDDLImporter() [2/4]

◆ cDDLImporter() [3/4]

◆ cDDLImporter() [4/4]

Member Function Documentation

◆ BuildDatatypes()

◆ BuildEnums()

◆ BuildHeader()

◆ BuildSingleBaseunit()

◆ BuildSingleDatatype()

◆ BuildSingleEnum()

◆ BuildSinglePrefix()

◆ BuildSingleStream()

◆ BuildSingleStreamMetaType()

◆ BuildSingleStruct()

◆ BuildSingleUnit()

◆ BuildStreamMetaTypes()

◆ BuildStreams()

◆ BuildStructs()

◆ BuildUnits()

◆ CreateNew()

◆ CreatePartial()

◆ DestroyDDL()

◆ GetAllMessages()

◆ GetDDL()

◆ GetErrorDesc()

◆ GetLastErrorDesc()

◆ PrintAllMessages()

◆ PushMessage()

◆ SetCreationLevel()

◆ SetDOM()

◆ SetFile()

◆ SetFullCheckDescriptionMode()

◆ SetMergeDefaults()

◆ SetPreferReferenceEntities()

◆ SetXML()

◆ TryToFind()