org.jboss.cache.mvcc
Class NullMarkerNode

java.lang.Object
  org.jboss.cache.invocation.AbstractInvocationDelegate
      org.jboss.cache.invocation.NodeInvocationDelegate
          org.jboss.cache.mvcc.ReadCommittedNode
              org.jboss.cache.mvcc.RepeatableReadNode
                  org.jboss.cache.mvcc.NullMarkerNodeForRemoval
                      org.jboss.cache.mvcc.NullMarkerNode

All Implemented Interfaces:

Node, NodeSPI

public class NullMarkerNode
extends NullMarkerNodeForRemoval

A marker node to represent a null node for repeatable read, so that a read that returns a null can continue to return null.

Since:

3.0

Author:

Manik Surtani (manik AT jboss DOT org)

Nested Class Summary

Nested classes/interfaces inherited from class org.jboss.cache.mvcc.ReadCommittedNode

ReadCommittedNode.Flags

Field Summary

Fields inherited from class org.jboss.cache.mvcc.ReadCommittedNode

backup, flags, parent

Fields inherited from class org.jboss.cache.invocation.NodeInvocationDelegate

node

Fields inherited from class org.jboss.cache.invocation.AbstractInvocationDelegate

componentRegistry, configuration, invocationContextContainer, invoker, originLocal

Method Summary

static NullMarkerNode	getInstance()
void	markForUpdate(DataContainer d, boolean b) A no-op.

Methods inherited from class org.jboss.cache.mvcc.NullMarkerNodeForRemoval

getChildrenDirect, getChildrenNamesDirect, getDataDirect, getFqn, isDeleted, isNullNode, isValid, setValid, updateNode

Methods inherited from class org.jboss.cache.mvcc.ReadCommittedNode

commitUpdate, getInternalParent, isChanged, isCreated, isFlagSet, lookupParent, markAsDeleted, markAsDeleted, rollbackUpdate, setChildrenLoaded, setCreated, setDataLoaded, setFlag, unsetFlag

Methods inherited from class org.jboss.cache.invocation.NodeInvocationDelegate

addChild, addChild, addChildDirect, addChildDirect, addChildDirect, addChildDirect, assertValid, clearData, clearDataDirect, containsKeyDirect, dataSize, equals, get, getCache, getChild, getChild, getChildDirect, getChildDirect, getChildren, getChildrenDirect, getChildrenMapDirect, getChildrenNames, getData, getDelegationTarget, getDirect, getInternalState, getKeys, getKeysDirect, getLock, getOrCreateChild, getParent, getParentDirect, getVersion, hasChild, hasChild, hasChildrenDirect, hashCode, injectDependencies, isChildrenLoaded, isDataLoaded, isLeaf, isLockForChildInsertRemove, isResident, print, printDetails, put, putAll, putAllDirect, putDirect, putIfAbsent, releaseObjectReferences, remove, removeChild, removeChild, removeChildDirect, removeChildDirect, removeChildrenDirect, removeDirect, replace, replace, replaceAll, setChildrenMapDirect, setFqn, setInternalState, setLockForChildInsertRemove, setResident, setVersion, toString

Methods inherited from class org.jboss.cache.invocation.AbstractInvocationDelegate

assertIsConstructed, initialize

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

getInstance

public static NullMarkerNode getInstance()

markForUpdate

public void markForUpdate(DataContainer d,
                          boolean b)

A no-op.

Specified by:

markForUpdate in interface NodeSPI

Overrides:

markForUpdate in class RepeatableReadNode

Parameters:

d - data container

b - if true, and the node supports write skew checking, nodes are tested for write skews.