com.gigaspaces.internal.server.storage

Class ShadowEntryHolder

java.lang.Object

com.gigaspaces.internal.server.storage.AbstractSpaceItem

com.gigaspaces.internal.server.storage.EntryHolder

com.gigaspaces.internal.server.storage.ShadowEntryHolder

All Implemented Interfaces:

IEntryHolder, ISpaceItem, Textualizable, ILeasedEntryCacheInfo, ILockedSubject, ILockObject, ISelfLockingSubject

public class ShadowEntryHolder
extends EntryHolder
implements ILeasedEntryCacheInfo

shadowEntry is an entry version under pending update- it contains the original entry values note that shadow and master are connected via a mutual reference

Constructor Summary

Constructors

Constructor and Description
ShadowEntryHolder(IEntryHolder master, ArrayList<IObjectInfo<IEntryCacheInfo>> backRefs, int[] backrefIndexPos, IStoredList<Object> leaseManagerListRef, IObjectInfo<Object> leaseManagerPosRef)

Method Summary

Modifier and Type	Method and Description
int[]	getBackrefIndexPos()
ArrayList<IObjectInfo<IEntryCacheInfo>>	getBackRefs()
IStoredList<Object>	getLeaseManagerListRef()
IObjectInfo<Object>	getLeaseManagerPosition()
IEntryHolder	getMaster()
int	getNumOfIndexesUpdated()
int	getNumOfLeaseUpdates()
int	getNumOfUpdates()
Object	getObjectStoredInLeaseManager()
ShadowEntryHolder	getShadow()
boolean	hasShadow(boolean safeEntry)
void	incrementNumOfIndexesUpdated()
void	incrementNumOfLeaseUpdates()
void	incrementNumOfUpdates()
boolean	isConnectedToLeaseManager()
boolean	isOffHeapEntry()
boolean	isSameLeaseManagerRef(ILeasedEntryCacheInfo other)
boolean	isShadow() IEntryHolder Members *
boolean	isUnderPendingUpdate()
void	resetNumOfIndexesUpdated()
void	setBackrefIndexPos(int[] val)
void	setLeaseManagerListRefAndPosition(IStoredList<Object> entriesList, IObjectInfo<Object> entryPos)
void	setShadowBackRefs(ArrayList<IObjectInfo<IEntryCacheInfo>> backRefs)

Methods inherited from class com.gigaspaces.internal.server.storage.EntryHolder

addReadLockOwner, addTemplateWaitingForEntry, anyReadLockXtn, clearReadLockOwners, createCopy, createDummy, dump, getCopyOfTemplatesWaitingForEntry, getEntryData, getExternalLockObject, getOriginalEntryHolder, getOtherUpdateUnderXtnEntry, getReadLockOwners, getTemplatesWaitingForEntry, getTxnEntryData, getUidToOperateBy, getWriteLockOperation, getWriteLockOwner, getWriteLockTransaction, getXidOriginated, getXidOriginatedTransaction, isEntryUnderWriteLockXtn, isExpired, isExpired, isHasWaitingFor, isSameEntryInstance, isUnstable, removeReadLockOwner, removeTemplateWaitingForEntry, resetEntryXtnInfo, resetWriteLockOwner, resetXidOriginated, restoreUpdateXtnRollback, setExpirationTime, setHasWaitingFor, setOtherUpdateUnderXtnEntry, setunStable, setWriteLockOperation, setWriteLockOwnerAndOperation, setWriteLockOwnerAndOperation, setWriteLockOwnerOperationAndShadow, updateEntryData, updateVersionAndExpiration

Methods inherited from class com.gigaspaces.internal.server.storage.AbstractSpaceItem

getClassName, getEntryId, getEvictableLockObject, getExpirationTime, getHandback, getNotifyType, getOrder, getRoutingValue, getSCN, getServerTypeDesc, getUID, getVersionID, hasShadow, isDeleted, isLockSubject, isMaybeUnderXtn, isTransient, setDeleted, setMaybeUnderXtn, setOrder, setSCN, setUID, toString, toText

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.gigaspaces.internal.server.storage.IEntryHolder

getEntryId, getHandback, getNotifyType, getOrder, getRoutingValue, hasShadow, setOrder, setSCN, setUID

Methods inherited from interface com.gigaspaces.internal.server.storage.ISpaceItem

getClassName, getSCN, getServerTypeDesc, isDeleted, isMaybeUnderXtn, isTransient, setDeleted, setMaybeUnderXtn

Methods inherited from interface com.j_spaces.kernel.locks.ILockObject

isLockSubject

Methods inherited from interface com.j_spaces.kernel.locks.ILockedSubject

getUID

Constructor Detail

ShadowEntryHolder

public ShadowEntryHolder(IEntryHolder master,
                         ArrayList<IObjectInfo<IEntryCacheInfo>> backRefs,
                         int[] backrefIndexPos,
                         IStoredList<Object> leaseManagerListRef,
                         IObjectInfo<Object> leaseManagerPosRef)

Method Detail

getBackRefs

public ArrayList<IObjectInfo<IEntryCacheInfo>> getBackRefs()

setShadowBackRefs

public void setShadowBackRefs(ArrayList<IObjectInfo<IEntryCacheInfo>> backRefs)

getBackrefIndexPos

public int[] getBackrefIndexPos()

setBackrefIndexPos

public void setBackrefIndexPos(int[] val)

isShadow

public boolean isShadow()

Description copied from class: AbstractSpaceItem

IEntryHolder Members *

Specified by:

isShadow in interface IEntryHolder

Overrides:

isShadow in class AbstractSpaceItem

hasShadow

public boolean hasShadow(boolean safeEntry)

Specified by:

hasShadow in interface IEntryHolder

Overrides:

hasShadow in class EntryHolder

getShadow

public ShadowEntryHolder getShadow()

Specified by:

getShadow in interface IEntryHolder

Overrides:

getShadow in class EntryHolder

getMaster

public IEntryHolder getMaster()

Specified by:

getMaster in interface IEntryHolder

Overrides:

getMaster in class EntryHolder

isUnderPendingUpdate

public boolean isUnderPendingUpdate()

Overrides:

isUnderPendingUpdate in class EntryHolder

setLeaseManagerListRefAndPosition

public void setLeaseManagerListRefAndPosition(IStoredList<Object> entriesList,
                                              IObjectInfo<Object> entryPos)

Specified by:

setLeaseManagerListRefAndPosition in interface ILeasedEntryCacheInfo

getLeaseManagerListRef

public IStoredList<Object> getLeaseManagerListRef()

Specified by:

getLeaseManagerListRef in interface ILeasedEntryCacheInfo

getLeaseManagerPosition

public IObjectInfo<Object> getLeaseManagerPosition()

Specified by:

getLeaseManagerPosition in interface ILeasedEntryCacheInfo

isConnectedToLeaseManager

public boolean isConnectedToLeaseManager()

Specified by:

isConnectedToLeaseManager in interface ILeasedEntryCacheInfo

isSameLeaseManagerRef

public boolean isSameLeaseManagerRef(ILeasedEntryCacheInfo other)

Specified by:

isSameLeaseManagerRef in interface ILeasedEntryCacheInfo

isOffHeapEntry

public boolean isOffHeapEntry()

Specified by:

isOffHeapEntry in interface IEntryHolder

Specified by:

isOffHeapEntry in interface ILeasedEntryCacheInfo

Overrides:

isOffHeapEntry in class EntryHolder

getObjectStoredInLeaseManager

public Object getObjectStoredInLeaseManager()

Specified by:

getObjectStoredInLeaseManager in interface ILeasedEntryCacheInfo

incrementNumOfLeaseUpdates

public void incrementNumOfLeaseUpdates()

getNumOfLeaseUpdates

public int getNumOfLeaseUpdates()

resetNumOfIndexesUpdated

public void resetNumOfIndexesUpdated()

incrementNumOfIndexesUpdated

public void incrementNumOfIndexesUpdated()

getNumOfIndexesUpdated

public int getNumOfIndexesUpdated()

incrementNumOfUpdates

public void incrementNumOfUpdates()

getNumOfUpdates

public int getNumOfUpdates()