QH::PKG::BigDataHeader Class Reference

The BigDataHeader class is first empty pacakge with information of big data package. More...

#include <bigdataheader.h>

Inheritance diagram for QH::PKG::BigDataHeader:

Collaboration diagram for QH::PKG::BigDataHeader:

Public Member Functions
	BigDataHeader ()
bool	isValid () const override
QString	toString () const override
int	getPackagesCount () const
	getPackagesCount This method return count of parts of bigdata package.
void	setPackagesCount (int newPackagesCount)
	setPackagesCount This method sets new count of pcakges.
unsigned short	getCommand () const
	getCommand This method return commnad of moving package.
void	setCommand (unsigned short newCommand)
	setCommand This method sets new value for package command that will moved
Public Member Functions inherited from QH::PKG::BigDataBase
	BigDataBase ()
int	packageId () const
	getPackageId This method return package id that this part moving.
void	setPackageId (int newPackageId)
	setPackageId This method sets new id of package that this package moving
bool	isValid () const override
QString	toString () const override
Public Member Functions inherited from QH::PKG::AbstractData
	~AbstractData () override
virtual unsigned short	cmd () const =0
	cmd - This is command of this object, (for generate cmd use macross QH_PACKAGE)
virtual QString	cmdString () const =0
	cmdString - This is command string of this object, (for generate cmd use macross QH_PACKAGE)
virtual bool	toPackage (Package &package, const DistVersion &reqVersion, unsigned int triggerHash=0) const
	toPackage This method convert this class object to the package. For more info see Package class.
bool	isValid () const override
	isValid This method check current object to valid.
QString	toString () const override
	toString - Return a string implementation for this object.
template<class C, class... Args>
C *	create (Args &&... args) const
	create - This is factory method for create a new object.
void	fromPakcage (const Package &pkg)
	fromPakcage - This method initialize the current object from a package class object.
Public Member Functions inherited from QH::StreamBase
	StreamBase ()
virtual	~StreamBase ()
bool	fromBytes (const QByteArray &dataz)
	fromBytes This method provide initialization of object from byte array.
QByteArray	toBytes () const
	toBytes This method convert a current object to bytes array.
bool	fromBase64 (const QString &data)
	fromBase64 This method provide initialization of object from the base64 string.
bool	fromBase64 (const QByteArray &data)
	fromBase64 This method provide initialization of object from the base64 string.
QByteArray	toBase64 () const
	toBase64 This method convert a current object to the base64 string.
template<class T>
T &	copy (const StreamBase &right)
	copy This is base copy method for all StreamBase structures. Default implementation it is copy from byteArray.
template<class T>
bool	compare (const T &right)
	compare This method compare array signatures of this and right objects.

Protected Member Functions
QDataStream &	fromStream (QDataStream &stream) override
	fromStream This method should be read all bytes from the stream object and full the current object.
QDataStream &	toStream (QDataStream &stream) const override
	fromStream This method should be write all members of the current object to the stream object.
Protected Member Functions inherited from QH::PKG::AbstractData
	AbstractData ()
	AbstractData - Base constructor of this object.
Protected Member Functions inherited from QH::StreamBase
virtual int	parsingVersion () const
	parsingVersion this method return parsing version of Qt. By Default is 0 (last available parsing). see https://doc.qt.io/qt-6/qdatastream.html#Version-enum
virtual unsigned int	typeId () const
	typeId This method return id of type.

Additional Inherited Members
Static Public Member Functions inherited from QH::PKG::AbstractData
static unsigned int	command ()
	command This static method that return glaball code of this object.
static QString	commandText ()
	commandText This method return text of package command

Detailed Description

The BigDataHeader class is first empty pacakge with information of big data package.

Transfer algorithm

1. The big data pacakge converted to bytearray.
2. Prepare The BigDataHeader pacakge with unique id and count of the parts
3. Part data pacakages.

Definition at line 28 of file bigdataheader.h.

Constructor & Destructor Documentation

BigDataHeader()

QH::PKG::BigDataHeader::BigDataHeader

(

)

Definition at line 13 of file bigdataheader.cpp.

Member Function Documentation

fromStream()

QDataStream & QH::PKG::BigDataHeader::fromStream ( QDataStream & stream )

overrideprotectedvirtual

fromStream This method should be read all bytes from the stream object and full the current object.

Note

The implementation of this method should be invoke a method of base class.

Parameters

stream

This is Qt stream object.

Returns

Qt stream object.

Examle of base simple implementation:

QDataStream &ExampleClass::fromStream(QDataStream &stream) const {
    StreamBase::toStream(stream);
    stream >> exampleMember;
    return stream;
}

Reimplemented from QH::PKG::BigDataBase.

Definition at line 37 of file bigdataheader.cpp.

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getCommand()

unsigned short QH::PKG::BigDataHeader::getCommand

(

)

const

getCommand This method return commnad of moving package.

Returns

commnad of moving package.

Definition at line 55 of file bigdataheader.cpp.

getPackagesCount()

int QH::PKG::BigDataHeader::getPackagesCount

(

)

const

getPackagesCount This method return count of parts of bigdata package.

Returns

count of parts of bigdata package.

Definition at line 29 of file bigdataheader.cpp.

isValid()

bool QH::PKG::BigDataHeader::isValid ( ) const

override

Definition at line 17 of file bigdataheader.cpp.

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setCommand()

void QH::PKG::BigDataHeader::setCommand

(

unsigned short

newCommand

)

setCommand This method sets new value for package command that will moved

Parameters

newCommand

new value for package command that will moved

Definition at line 59 of file bigdataheader.cpp.

setPackagesCount()

void QH::PKG::BigDataHeader::setPackagesCount

(

int

newPackagesCount

)

setPackagesCount This method sets new count of pcakges.

Parameters

newPackagesCount

This is new value of the parts count.

Definition at line 33 of file bigdataheader.cpp.

toStream()

QDataStream & QH::PKG::BigDataHeader::toStream ( QDataStream & stream ) const

overrideprotectedvirtual

fromStream This method should be write all members of the current object to the stream object.

Note

The implementation of this method should be invoke a method of base class.

Parameters

stream

This is Qt stream object.

Returns

Qt stream object.

Examle of base simple implementation:

QDataStream &ExampleClass::toStream(QDataStream &stream) const {
    StreamBase::toStream(stream);
    stream << exampleMember;
    return stream;
}

Reimplemented from QH::PKG::BigDataBase.

Definition at line 46 of file bigdataheader.cpp.

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toString()

QString QH::PKG::BigDataHeader::toString ( ) const

override

Definition at line 21 of file bigdataheader.cpp.

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

• src/public/packages/bigdataheader.h
• src/public/packages/bigdataheader.cpp