Qt 6.x
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Public Member Functions | Static Public Member Functions | Public Attributes | List of all members
QNetworkDiskCachePrivate Class Reference

#include <qnetworkdiskcache_p.h>

+ Inheritance diagram for QNetworkDiskCachePrivate:
+ Collaboration diagram for QNetworkDiskCachePrivate:

Public Member Functions

 QNetworkDiskCachePrivate ()
 
QString cacheFileName (const QUrl &url) const
 Generates fully qualified path of cached resource from a URL.
 
bool removeFile (const QString &file)
 Put all of the misc file removing into one function to be extra safe.
 
void storeItem (QCacheItem *item)
 
void prepareLayout ()
 Create subdirectories and other housekeeping on the filesystem.
 
- Public Member Functions inherited from QObjectPrivate
void ensureExtraData ()
 
 QObjectPrivate (int version=QObjectPrivateVersion)
 
virtual ~QObjectPrivate ()
 
void deleteChildren ()
 
void clearBindingStorage ()
 
void checkForIncompatibleLibraryVersion (int version) const
 
void setParent_helper (QObject *)
 
void moveToThread_helper ()
 
void setThreadData_helper (QThreadData *currentData, QThreadData *targetData, QBindingStatus *status)
 
void _q_reregisterTimers (void *pointer)
 
bool isSender (const QObject *receiver, const char *signal) const
 
QObjectList receiverList (const char *signal) const
 
QObjectList senderList () const
 
void ensureConnectionData ()
 
void addConnection (int signal, Connection *c)
 
int signalIndex (const char *signalName, const QMetaObject **meta=nullptr) const
 
bool isSignalConnected (uint signalIdx, bool checkDeclarative=true) const
 
bool maybeSignalConnected (uint signalIndex) const
 
bool isDeclarativeSignalConnected (uint signalIdx) const
 
void connectNotify (const QMetaMethod &signal)
 
void disconnectNotify (const QMetaMethod &signal)
 
void reinitBindingStorageAfterThreadMove ()
 
virtual std::string flagsForDumping () const
 
QtPrivate::QPropertyAdaptorSlotObject * getPropertyAdaptorSlotObject (const QMetaProperty &property)
 
- Public Member Functions inherited from QObjectData
 QObjectData ()=default
 
virtual ~QObjectData ()=0
 
QMetaObject * dynamicMetaObject () const
 

Static Public Member Functions

static QString uniqueFileName (const QUrl &url)
 Given a URL, generates a unique enough filename (and subdirectory)
 
static quint32 crc32 (const char *data, uint len)
 
- Static Public Member Functions inherited from QObjectPrivate
static bool removeConnection (Connection *c)
 
static QObjectPrivate * get (QObject *o)
 
static const QObjectPrivate * get (const QObject *o)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiverPrivate, Func2 slot, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiverPrivate, Func2 slot)
 
static QMetaObject::Connection connectImpl (const QObject *sender, int signal_index, const QObject *receiver, void **slot, QtPrivate::QSlotObjectBase *slotObj, int type, const int *types, const QMetaObject *senderMetaObject)
 
static QMetaObject::Connection connect (const QObject *sender, int signal_index, QtPrivate::QSlotObjectBase *slotObj, Qt::ConnectionType type)
 
static QMetaObject::Connection connect (const QObject *sender, int signal_index, const QObject *receiver, QtPrivate::QSlotObjectBase *slotObj, Qt::ConnectionType type)
 
static bool disconnect (const QObject *sender, int signal_index, void **slot)
 
static bool disconnect (const QObject *sender, int signal_index, const QObject *receiver, void **slot)
 

Public Attributes

QCacheItem lastItem
 
QString cacheDirectory
 
QString dataDirectory
 
qint64 maximumCacheSize
 
qint64 currentCacheSize
 
QHash< QIODevice *, QCacheItem * > inserting
 
- Public Attributes inherited from QObjectPrivate
ExtraData * extraData
 
QAtomicPointer< QThreadData > threadData
 
QAtomicPointer< ConnectionData > connections
 
union { 
 
   QObject *   currentChildBeingDeleted 
 
   QAbstractDeclarativeData *   declarativeData 
 
};  
 
QAtomicPointer< QtSharedPointer::ExternalRefCountData > sharedRefcount
 
- Public Attributes inherited from QObjectData
QObject * q_ptr
 
QObject * parent
 
QObjectList children
 
uint isWidget: 1
 
uint blockSig: 1
 
uint wasDeleted: 1
 
uint isDeletingChildren: 1
 
uint sendChildEvents: 1
 
uint receiveChildEvents: 1
 
uint isWindow: 1
 
uint deleteLaterCalled: 1
 
uint isQuickItem: 1
 
uint willBeWidget: 1
 
uint wasWidget: 1
 
uint unused: 21
 
QAtomicInt postedEvents
 
QDynamicMetaObjectData * metaObject
 
QBindingStorage bindingStorage
 

Additional Inherited Members

- Public Types inherited from QObjectPrivate
typedef void(* StaticMetaCallFunction) (QObject *, QMetaObject::Call, int, void **)
 
using ConnectionDataPointer = QExplicitlySharedDataPointer< ConnectionData >
 

Detailed Description

Definition at line 57 of file qnetworkdiskcache_p.h.

Constructor & Destructor Documentation

◆ QNetworkDiskCachePrivate()

QNetworkDiskCachePrivate::QNetworkDiskCachePrivate ( )
inline

Definition at line 60 of file qnetworkdiskcache_p.h.

Member Function Documentation

◆ cacheFileName()

QString QNetworkDiskCachePrivate::cacheFileName ( const QUrl &  url) const

Generates fully qualified path of cached resource from a URL.

Definition at line 571 of file qnetworkdiskcache.cpp.

References dataDirectory, QUrl::isValid(), uniqueFileName(), and url.

Referenced by storeItem().

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◆ crc32()

static quint32 QNetworkDiskCachePrivate::crc32 ( const char *  data,
uint  len 
)
static

◆ prepareLayout()

void QNetworkDiskCachePrivate::prepareLayout ( )

Create subdirectories and other housekeeping on the filesystem.

Prevents too many files from being present in any single directory.

Definition at line 217 of file qnetworkdiskcache.cpp.

References dataDirectory, i, QDir::mkdir(), QDir::mkpath(), QString::number(), and str.

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◆ removeFile()

bool QNetworkDiskCachePrivate::removeFile ( const QString &  file)

Put all of the misc file removing into one function to be extra safe.

Definition at line 299 of file qnetworkdiskcache.cpp.

References CACHE_POSTFIX, currentCacheSize, file, QFileInfo::fileName(), fileName, info, qDebug, QFile::remove(), and QFileInfo::size().

Referenced by QNetworkDiskCache::fileMetaData(), and storeItem().

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◆ storeItem()

void QNetworkDiskCachePrivate::storeItem ( QCacheItem *  item)

Definition at line 231 of file qnetworkdiskcache.cpp.

References cacheFileName(), QSaveFile::commit(), currentCacheSize, QCacheItem::data, QFileDevice::error(), QFile::exists(), QCacheItem::file, fileName, QIODevice::isOpen(), lastItem, QCacheItem::metaData, QFileDevice::NoError, QSaveFile::open(), Q_ASSERT, qWarning, removeFile(), QCacheItem::reset(), QNetworkCacheMetaData::saveToDisk(), QFileDevice::size(), QNetworkCacheMetaData::url(), QCacheItem::writeCompressedData(), QCacheItem::writeHeader(), and QIODeviceBase::WriteOnly.

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◆ uniqueFileName()

QString QNetworkDiskCachePrivate::uniqueFileName ( const QUrl &  url)
static

Given a URL, generates a unique enough filename (and subdirectory)

Definition at line 552 of file qnetworkdiskcache.cpp.

References at, CACHE_POSTFIX, hash, QCryptographicHash::hash(), QByteArray::left(), QByteArray::number(), QString::number(), QUrl::setFragment(), QUrl::setPassword(), QCryptographicHash::Sha1, QUrl::toEncoded(), and url.

Referenced by cacheFileName(), and QCacheItem::read().

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Member Data Documentation

◆ cacheDirectory

QString QNetworkDiskCachePrivate::cacheDirectory

Definition at line 74 of file qnetworkdiskcache_p.h.

◆ currentCacheSize

qint64 QNetworkDiskCachePrivate::currentCacheSize

Definition at line 77 of file qnetworkdiskcache_p.h.

Referenced by removeFile(), and storeItem().

◆ dataDirectory

QString QNetworkDiskCachePrivate::dataDirectory

Definition at line 75 of file qnetworkdiskcache_p.h.

Referenced by cacheFileName(), and prepareLayout().

◆ inserting

QHash<QIODevice*, QCacheItem*> QNetworkDiskCachePrivate::inserting

Definition at line 79 of file qnetworkdiskcache_p.h.

◆ lastItem

QCacheItem QNetworkDiskCachePrivate::lastItem
mutable

Definition at line 73 of file qnetworkdiskcache_p.h.

Referenced by storeItem().

◆ maximumCacheSize

qint64 QNetworkDiskCachePrivate::maximumCacheSize

Definition at line 76 of file qnetworkdiskcache_p.h.

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