QCacheItem Class Reference

#include <qnetworkdiskcache_p.h>

Collaboration diagram for QCacheItem:

Public Member Functions
	QCacheItem ()=default
	~QCacheItem ()
qint64	size () const
void	reset ()
void	writeHeader (QFileDevice *device) const
void	writeCompressedData (QFileDevice *device) const
bool	read (QFileDevice *device, bool readData)
	Returns false if the file is a cache file, but is an older version and should be removed otherwise true.
bool	canCompress () const
	We compress small text and JavaScript files.

Public Attributes
QNetworkCacheMetaData	metaData
QBuffer	data
QSaveFile *	file = nullptr

Detailed Description

Definition at line 29 of file qnetworkdiskcache_p.h.

Constructor & Destructor Documentation

QCacheItem()

QCacheItem::QCacheItem ( )

default

~QCacheItem()

QCacheItem::~QCacheItem ( )

inline

Definition at line 33 of file qnetworkdiskcache_p.h.

References reset().

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Member Function Documentation

canCompress()

bool QCacheItem::canCompress

(

)

const

We compress small text and JavaScript files.

Definition at line 575 of file qnetworkdiskcache.cpp.

References QHttpHeaders::ContentLength, QHttpHeaders::ContentType, QNetworkCacheMetaData::headers(), MAX_COMPRESSION_SIZE, metaData, and QHttpHeaders::value().

Referenced by writeHeader().

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read()

bool QCacheItem::read	(	QFileDevice *	device,
		bool	readData )

Returns false if the file is a cache file, but is an older version and should be removed otherwise true.

Definition at line 629 of file qnetworkdiskcache.cpp.

References CacheMagic, compressed, CurrentCacheVersion, device, QNetworkCacheMetaData::headers(), QHttpHeaders::isEmpty(), QNetworkCacheMetaData::isValid(), metaData, qUncompress(), readData(), QIODeviceBase::ReadOnly, reset(), QNetworkDiskCachePrivate::uniqueFileName(), and QNetworkCacheMetaData::url().

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reset()

void QCacheItem::reset ( )

inline

Definition at line 44 of file qnetworkdiskcache_p.h.

References file, and metaData.

Referenced by ~QCacheItem(), read(), and QNetworkDiskCachePrivate::storeItem().

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size()

qint64 QCacheItem::size ( ) const

inline

Definition at line 41 of file qnetworkdiskcache_p.h.

References file.

writeCompressedData()

void QCacheItem::writeCompressedData

(

QFileDevice *

device

)

const

Definition at line 618 of file qnetworkdiskcache.cpp.

References device, out, and qCompress().

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writeHeader()

void QCacheItem::writeHeader

(

QFileDevice *

device

)

const

Definition at line 606 of file qnetworkdiskcache.cpp.

References CacheMagic, canCompress(), compressed, CurrentCacheVersion, device, metaData, and out.

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Member Data Documentation

data

QBuffer QCacheItem::data

Definition at line 39 of file qnetworkdiskcache_p.h.

file

QSaveFile* QCacheItem::file = nullptr

Definition at line 40 of file qnetworkdiskcache_p.h.

Referenced by reset(), and size().

metaData

QNetworkCacheMetaData QCacheItem::metaData

Definition at line 38 of file qnetworkdiskcache_p.h.

Referenced by canCompress(), read(), reset(), QNetworkDiskCachePrivate::storeItem(), and writeHeader().

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

• qtbase/src/network/access/qnetworkdiskcache_p.h (e5f295c8a458dcd336f7cf3768ca62aded69e659)
• qtbase/src/network/access/qnetworkdiskcache.cpp (78b0d507ce8728c6287196f78b7c428d9bbdcda3)