Uses of Interface
com.orientechnologies.orient.core.storage.cache.OWriteCache

Packages that use OWriteCache

Package	Description
com.orientechnologies.orient.core.storage.cache
com.orientechnologies.orient.core.storage.cache.chm
com.orientechnologies.orient.core.storage.cache.local
com.orientechnologies.orient.core.storage.cache.local.twoq
com.orientechnologies.orient.core.storage.config
com.orientechnologies.orient.core.storage.impl.local	Contains all the class involved on the "local" implementation of the OStorage interface.
com.orientechnologies.orient.core.storage.impl.local.paginated.atomicoperations
com.orientechnologies.orient.core.storage.impl.local.paginated.base
com.orientechnologies.orient.core.storage.memory

Uses of OWriteCache in com.orientechnologies.orient.core.storage.cache

Methods in com.orientechnologies.orient.core.storage.cache with parameters of type OWriteCache

Modifier and Type	Method and Description
long	OReadCache.addFile(String fileName, long fileId, OWriteCache writeCache)
long	OReadCache.addFile(String fileName, OWriteCache writeCache)
OCacheEntry	OReadCache.allocateNewPage(long fileId, OWriteCache writeCache, OLogSequenceNumber startLSN)
void	OReadCache.closeFile(long fileId, boolean flush, OWriteCache writeCache)
void	OReadCache.closeStorage(OWriteCache writeCache) Closes all files inside of write cache and flushes all associated data.
void	OReadCache.deleteFile(long fileId, OWriteCache writeCache)
void	OReadCache.deleteStorage(OWriteCache writeCache)
void	OReadCache.loadCacheState(OWriteCache writeCache) Load state of cache from file system if possible.
OCacheEntry	OReadCache.loadForRead(long fileId, long pageIndex, boolean checkPinnedPages, OWriteCache writeCache, int pageCount, boolean verifyChecksums)
OCacheEntry	OReadCache.loadForWrite(long fileId, long pageIndex, boolean checkPinnedPages, OWriteCache writeCache, int pageCount, boolean verifyChecksums, OLogSequenceNumber startLSN)
void	OReadCache.pinPage(OCacheEntry cacheEntry, OWriteCache writeCache)
void	OReadCache.releaseFromRead(OCacheEntry cacheEntry, OWriteCache writeCache)
void	OReadCache.releaseFromWrite(OCacheEntry cacheEntry, OWriteCache writeCache)
OCacheEntry	OReadCache.silentLoadForRead(long fileId, int pageIndex, OWriteCache writeCache, boolean verifyChecksums) Loads page from the disk cache if it is already loaded otherwise loads it from disk but does not put it the disk cache.
void	OReadCache.storeCacheState(OWriteCache writeCache) Stores state of cache inside file if possible.
void	OReadCache.truncateFile(long fileId, OWriteCache writeCache)

Uses of OWriteCache in com.orientechnologies.orient.core.storage.cache.chm

Methods in com.orientechnologies.orient.core.storage.cache.chm with parameters of type OWriteCache

Modifier and Type	Method and Description
long	AsyncReadCache.addFile(String fileName, long fileId, OWriteCache writeCache)
long	AsyncReadCache.addFile(String fileName, OWriteCache writeCache)
OCacheEntry	AsyncReadCache.allocateNewPage(long fileId, OWriteCache writeCache, OLogSequenceNumber startLSN)
void	AsyncReadCache.closeFile(long fileId, boolean flush, OWriteCache writeCache)
void	AsyncReadCache.closeStorage(OWriteCache writeCache)
void	AsyncReadCache.deleteFile(long fileId, OWriteCache writeCache)
void	AsyncReadCache.deleteStorage(OWriteCache writeCache)
void	AsyncReadCache.loadCacheState(OWriteCache writeCache)
OCacheEntry	AsyncReadCache.loadForRead(long fileId, long pageIndex, boolean checkPinnedPages, OWriteCache writeCache, int pageCount, boolean verifyChecksums)
OCacheEntry	AsyncReadCache.loadForWrite(long fileId, long pageIndex, boolean checkPinnedPages, OWriteCache writeCache, int pageCount, boolean verifyChecksums, OLogSequenceNumber startLSN)
void	AsyncReadCache.pinPage(OCacheEntry cacheEntry, OWriteCache writeCache)
void	AsyncReadCache.releaseFromRead(OCacheEntry cacheEntry, OWriteCache writeCache)
void	AsyncReadCache.releaseFromWrite(OCacheEntry cacheEntry, OWriteCache writeCache)
OCacheEntry	AsyncReadCache.silentLoadForRead(long extFileId, int pageIndex, OWriteCache writeCache, boolean verifyChecksums)
void	AsyncReadCache.storeCacheState(OWriteCache writeCache)
void	AsyncReadCache.truncateFile(long fileId, OWriteCache writeCache)

Uses of OWriteCache in com.orientechnologies.orient.core.storage.cache.local

Classes in com.orientechnologies.orient.core.storage.cache.local that implement OWriteCache

Modifier and Type	Class and Description
class	OWOWCache Write part of disk cache which is used to collect pages which were changed on read cache and store them to the disk in background thread.

Uses of OWriteCache in com.orientechnologies.orient.core.storage.cache.local.twoq

Methods in com.orientechnologies.orient.core.storage.cache.local.twoq with parameters of type OWriteCache

Modifier and Type	Method and Description
long	O2QCache.addFile(String fileName, long fileId, OWriteCache writeCache)
long	O2QCache.addFile(String fileName, OWriteCache writeCache)
OCacheEntry	O2QCache.allocateNewPage(long fileId, OWriteCache writeCache, OLogSequenceNumber startLSN)
void	O2QCache.closeFile(long fileId, boolean flush, OWriteCache writeCache)
void	O2QCache.closeStorage(OWriteCache writeCache) Performs following steps: If flag OGlobalConfiguration.STORAGE_KEEP_DISK_CACHE_STATE is set to true saves state of all queues of 2Q cache into file O2QCache.CACHE_STATE_FILE.The only exception is pinned pages they need to pinned again. Closes all files and flushes all data associated to them.
void	O2QCache.deleteFile(long fileId, OWriteCache writeCache)
void	O2QCache.deleteStorage(OWriteCache writeCache)
void	O2QCache.loadCacheState(OWriteCache writeCache) Loads state of 2Q cache queues stored during storage close O2QCache.closeStorage(OWriteCache) back into memory if flag OGlobalConfiguration.STORAGE_KEEP_DISK_CACHE_STATE is set to true.
OCacheEntry	O2QCache.loadForRead(long fileId, long pageIndex, boolean checkPinnedPages, OWriteCache writeCache, int pageCount, boolean verifyChecksums)
OCacheEntry	O2QCache.loadForWrite(long fileId, long pageIndex, boolean checkPinnedPages, OWriteCache writeCache, int pageCount, boolean verifyChecksums, OLogSequenceNumber startLSN)
void	O2QCache.pinPage(OCacheEntry cacheEntry, OWriteCache writeCache)
void	O2QCache.releaseFromRead(OCacheEntry cacheEntry, OWriteCache writeCache)
void	O2QCache.releaseFromWrite(OCacheEntry cacheEntry, OWriteCache writeCache)
OCacheEntry	O2QCache.silentLoadForRead(long fileId, int pageIndex, OWriteCache writeCache, boolean verifyChecksums)
void	O2QCache.storeCacheState(OWriteCache writeCache) Stores state of queues of 2Q cache inside of O2QCache.CACHE_STATE_FILE file if flag OGlobalConfiguration.STORAGE_KEEP_DISK_CACHE_STATE is set to true.
void	O2QCache.truncateFile(long fileId, OWriteCache writeCache)

Uses of OWriteCache in com.orientechnologies.orient.core.storage.config

Methods in com.orientechnologies.orient.core.storage.config with parameters of type OWriteCache

Modifier and Type	Method and Description
static boolean	OClusterBasedStorageConfiguration.exists(OWriteCache writeCache)

Uses of OWriteCache in com.orientechnologies.orient.core.storage.impl.local

Fields in com.orientechnologies.orient.core.storage.impl.local declared as OWriteCache

Modifier and Type	Field and Description
protected OWriteCache	OAbstractPaginatedStorage.writeCache

Methods in com.orientechnologies.orient.core.storage.impl.local that return OWriteCache

Modifier and Type	Method and Description
OWriteCache	OAbstractPaginatedStorage.getWriteCache()

Uses of OWriteCache in com.orientechnologies.orient.core.storage.impl.local.paginated.atomicoperations

Constructors in com.orientechnologies.orient.core.storage.impl.local.paginated.atomicoperations with parameters of type OWriteCache

Constructor and Description
OAtomicOperation(OLogSequenceNumber startLSN, long operationUnitId, OReadCache readCache, OWriteCache writeCache, int storageId)

Uses of OWriteCache in com.orientechnologies.orient.core.storage.impl.local.paginated.base

Fields in com.orientechnologies.orient.core.storage.impl.local.paginated.base declared as OWriteCache

Modifier and Type	Field and Description
protected OWriteCache	ODurableComponent.writeCache

Uses of OWriteCache in com.orientechnologies.orient.core.storage.memory

Classes in com.orientechnologies.orient.core.storage.memory that implement OWriteCache

Modifier and Type	Class and Description
class	ODirectMemoryOnlyDiskCache

Methods in com.orientechnologies.orient.core.storage.memory with parameters of type OWriteCache

Modifier and Type	Method and Description
long	ODirectMemoryOnlyDiskCache.addFile(String fileName, long fileId, OWriteCache writeCache)
long	ODirectMemoryOnlyDiskCache.addFile(String fileName, OWriteCache writeCache)
OCacheEntry	ODirectMemoryOnlyDiskCache.allocateNewPage(long fileId, OWriteCache writeCache, OLogSequenceNumber startLSN)
void	ODirectMemoryOnlyDiskCache.closeFile(long fileId, boolean flush, OWriteCache writeCache)
void	ODirectMemoryOnlyDiskCache.closeStorage(OWriteCache writeCache) Closes all files inside of write cache and flushes all associated data.
void	ODirectMemoryOnlyDiskCache.deleteFile(long fileId, OWriteCache writeCache)
void	ODirectMemoryOnlyDiskCache.deleteStorage(OWriteCache writeCache)
void	ODirectMemoryOnlyDiskCache.loadCacheState(OWriteCache writeCache) Load state of cache from file system if possible.
OCacheEntry	ODirectMemoryOnlyDiskCache.loadForRead(long fileId, long pageIndex, boolean checkPinnedPages, OWriteCache writeCache, int pageCount, boolean verifyChecksums)
OCacheEntry	ODirectMemoryOnlyDiskCache.loadForWrite(long fileId, long pageIndex, boolean checkPinnedPages, OWriteCache writeCache, int pageCount, boolean verifyChecksums, OLogSequenceNumber startLSN)
void	ODirectMemoryOnlyDiskCache.pinPage(OCacheEntry cacheEntry, OWriteCache writeCache)
void	ODirectMemoryOnlyDiskCache.releaseFromRead(OCacheEntry cacheEntry, OWriteCache writeCache)
void	ODirectMemoryOnlyDiskCache.releaseFromWrite(OCacheEntry cacheEntry, OWriteCache writeCache)
OCacheEntry	ODirectMemoryOnlyDiskCache.silentLoadForRead(long fileId, int pageIndex, OWriteCache writeCache, boolean verifyChecksums)
void	ODirectMemoryOnlyDiskCache.storeCacheState(OWriteCache writeCache) Stores state of cache inside file if possible.
void	ODirectMemoryOnlyDiskCache.truncateFile(long fileId, OWriteCache writeCache)