org.infinispan.container.entries

Interface MVCCEntry

All Superinterfaces:

CacheEntry, Map.Entry<Object,Object>, Versioned

All Known Implementing Classes:

ClusteredRepeatableReadEntry, NullMarkerEntry, NullMarkerEntryForRemoval, ReadCommittedEntry, RepeatableReadEntry

public interface MVCCEntry
extends CacheEntry

An entry that can be safely copied when updates are made, to provide MVCC semantics

Since:

4.0

Author:

Manik Surtani

Method Summary

Methods

Modifier and Type	Method and Description
void	copyForUpdate(DataContainer container, boolean writeSkewCheck) Makes internal copies of the entry for updates
void	setLockPlaceholder(boolean placeholder) Marks an entry as a lock placeholder

Methods inherited from interface org.infinispan.container.entries.CacheEntry

commit, getKey, getLifespan, getMaxIdle, getValue, isChanged, isCreated, isEvicted, isLockPlaceholder, isNull, isRemoved, isValid, rollback, setCreated, setEvicted, setLifespan, setMaxIdle, setRemoved, setValid, setValue, undelete

Methods inherited from interface java.util.Map.Entry

equals, hashCode

Methods inherited from interface org.infinispan.container.entries.versioned.Versioned

getVersion, setVersion

Method Detail

copyForUpdate

void copyForUpdate(DataContainer container,
                 boolean writeSkewCheck)

Makes internal copies of the entry for updates

Parameters:

container - data container

writeSkewCheck - if true, write skews are tested for and exceptions are thrown if detected. Only applicable to IsolationLevel.REPEATABLE_READ.

setLockPlaceholder

void setLockPlaceholder(boolean placeholder)

Marks an entry as a lock placeholder

Parameters:

placeholder - if true, the entry is marked as a lock placeholder. If false, the entry is un-marked as a placeholder.