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refs #781, use admit in database reader

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* added amit functions in readers
* cacheHasChanged functions (needed because data of caches are loaded in background)
* pinned small caches
* CDatabaseReader::readInBackgroundThread uses admitCaches now
This commit is contained in:
Klaus Basan
2016-10-28 03:04:15 +02:00
parent f385e46d67
commit de7821ff86
13 changed files with 83 additions and 24 deletions
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10
src/blackcore/db/databasereader.h
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@@ -154,8 +154,8 @@ namespace BlackCore
protected:
CDatabaseReaderConfigList m_config; //!< DB reder configuration
QString m_statusMessage; //!< Returned status message from watchdog
bool m_1stReplyReceived = false; //!< Successful connection? Does not mean data / authorizations are correct
QNetworkReply::NetworkError m_1stReplyStatus = QNetworkReply::UnknownServerError; //!< Successful connection?
bool m_1stReplyReceived = false; //!< Successful connection? Does not mean data / authorizations are correct
mutable QReadWriteLock m_statusLock; //!< Lock
//! Constructor
@@ -172,7 +172,7 @@ namespace BlackCore
CDatabaseReaderConfig getConfigForEntity(BlackMisc::Network::CEntityFlags::Entity entity) const;
//! Split into single entity and send dataRead signal
void emitReadSignalPerSingleCachedEntity(BlackMisc::Network::CEntityFlags::Entity cachedEntities);
BlackMisc::Network::CEntityFlags::Entity emitReadSignalPerSingleCachedEntity(BlackMisc::Network::CEntityFlags::Entity cachedEntities, bool onlyIfHasData);
//! DB base URL
static const BlackMisc::Network::CUrl &getDbUrl();
@@ -185,12 +185,18 @@ namespace BlackCore
//! Synchronize caches for given entities
virtual void synchronizeCaches(BlackMisc::Network::CEntityFlags::Entity entities) = 0;
//! Admit caches for given entities
virtual void admitCaches(BlackMisc::Network::CEntityFlags::Entity entities) = 0;
//! Invalidate the caches for given entities
virtual void invalidateCaches(BlackMisc::Network::CEntityFlags::Entity entities) = 0;
//! Changed URL, means the cache values have been read from elsewhere
virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity) const = 0;
//! Cache for given entity has changed
virtual void cacheHasChanged(BlackMisc::Network::CEntityFlags::Entity entities);
//! Has URL been changed? Means we load from a differrent server
static bool isChangedUrl(const BlackMisc::Network::CUrl &oldUrl, const BlackMisc::Network::CUrl &currentUrl);
//! @}