Package com.j_spaces.core.cache.mvcc

Class MVCCCacheManagerHandler

java.lang.Object

com.j_spaces.core.cache.mvcc.MVCCCacheManagerHandler

public class MVCCCacheManagerHandler
extends Object

Constructor Summary

Constructors

Constructor	Description
MVCCCacheManagerHandler(CacheManager cacheManager)

Method Summary

Modifier and Type	Method	Description
MVCCEntryCacheInfo	createLogicallyDeletedMvccEntryPendingGeneration(XtnEntry xtnEntry, MVCCEntryCacheInfo pEntry, int operationId)
void	createUpdateMvccEntryPendingGeneration(Context context, XtnEntry xtnEntry, int templateOperation, MVCCEntryCacheInfo entryCacheInfo, MVCCEntryHolder updatedEntry, TypeData typeData)
void	disconnectMVCCEntryFromXtn(Context context, MVCCEntryCacheInfo pEntry, XtnEntry xtnEntry, boolean xtnEnd)
long	getOldestConsistentGeneration()
void	handleDisconnectNewMVCCEntryGenerationFromTransaction(Context context, MVCCEntryHolder entry, XtnEntry xtnEntry)
void	handleDisconnectOldLogicallyDeletedMVCCEntryGenerationFromTransaction(Context context, MVCCEntryHolder entry, XtnEntry xtnEntry)
IEntryCacheInfo	insertMvccEntryToCache(Context context, MVCCEntryCacheInfo pEntry, ConcurrentMap<String,IEntryCacheInfo> entries)
void	setOldestConsistentGeneration(long newOldestConsistentGeneration)
void	updateLDEntriesCounter(MVCCShellEntryCacheInfo shell, MVCCEntryHolder currentEntry, boolean isInsert, boolean getLatest)
void	validateMVCCReadWithExpiredGeneration(MVCCGenerationsState genState, int modifiers)	Method validates mvcc generation state for READ_COMMITTED operation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MVCCCacheManagerHandler

public MVCCCacheManagerHandler(CacheManager cacheManager)

Method Details

insertMvccEntryToCache

public IEntryCacheInfo insertMvccEntryToCache(Context context,
 MVCCEntryCacheInfo pEntry,
 ConcurrentMap<String,IEntryCacheInfo> entries)
                                       throws SAException

Throws:

SAException

disconnectMVCCEntryFromXtn

public void disconnectMVCCEntryFromXtn(Context context,
 MVCCEntryCacheInfo pEntry,
 XtnEntry xtnEntry,
 boolean xtnEnd)
                                throws SAException

Throws:

SAException

handleDisconnectOldLogicallyDeletedMVCCEntryGenerationFromTransaction

public void handleDisconnectOldLogicallyDeletedMVCCEntryGenerationFromTransaction(Context context,
 MVCCEntryHolder entry,
 XtnEntry xtnEntry)
                                                                           throws SAException

Throws:

SAException

handleDisconnectNewMVCCEntryGenerationFromTransaction

public void handleDisconnectNewMVCCEntryGenerationFromTransaction(Context context,
 MVCCEntryHolder entry,
 XtnEntry xtnEntry)
                                                           throws SAException

Throws:

SAException

createUpdateMvccEntryPendingGeneration

public void createUpdateMvccEntryPendingGeneration(Context context,
 XtnEntry xtnEntry,
 int templateOperation,
 MVCCEntryCacheInfo entryCacheInfo,
 MVCCEntryHolder updatedEntry,
 TypeData typeData)
                                            throws SAException

Throws:

SAException

createLogicallyDeletedMvccEntryPendingGeneration

public MVCCEntryCacheInfo createLogicallyDeletedMvccEntryPendingGeneration(XtnEntry xtnEntry,
 MVCCEntryCacheInfo pEntry,
 int operationId)

updateLDEntriesCounter

public void updateLDEntriesCounter(MVCCShellEntryCacheInfo shell,
 MVCCEntryHolder currentEntry,
 boolean isInsert,
 boolean getLatest)

getOldestConsistentGeneration

public long getOldestConsistentGeneration()

setOldestConsistentGeneration

public void setOldestConsistentGeneration(long newOldestConsistentGeneration)

validateMVCCReadWithExpiredGeneration

public void validateMVCCReadWithExpiredGeneration(MVCCGenerationsState genState,
 int modifiers)

Method validates mvcc generation state for READ_COMMITTED operation.

Throws:

MVCCReadWithExpiredGenerationException - - if it(generation) is less(older) than the oldest consistent generation