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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.NullMarkerNode
public class NullMarkerNode
A marker node to represent a null node for repeatable read, so that a read that returns a null can continue to return null.
Nested Class Summary |
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Nested classes/interfaces inherited from class org.jboss.cache.mvcc.ReadCommittedNode |
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ReadCommittedNode.Flags |
Field Summary |
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Fields inherited from class org.jboss.cache.mvcc.ReadCommittedNode |
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backup, flags, parent |
Fields inherited from class org.jboss.cache.invocation.NodeInvocationDelegate |
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node |
Fields inherited from class org.jboss.cache.invocation.AbstractInvocationDelegate |
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componentRegistry, configuration, invocationContextContainer, invoker, originLocal |
Constructor Summary | |
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NullMarkerNode()
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Method Summary | |
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boolean |
isDeleted()
Returns true if the instance has been deleted in the current transaction. |
boolean |
isNullNode()
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boolean |
isValid()
Tests if a node reference is still valid. |
void |
markForUpdate(DataContainer d,
boolean b)
A no-op. |
Methods inherited from class org.jboss.cache.mvcc.RepeatableReadNode |
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updateNode |
Methods inherited from class org.jboss.cache.mvcc.ReadCommittedNode |
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commitUpdate, getInternalParent, isCreated, isFlagSet, isChanged, lookupParent, markAsDeleted, markAsDeleted, rollbackUpdate, setCreated, setFlag, unsetFlag |
Methods inherited from class org.jboss.cache.invocation.AbstractInvocationDelegate |
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assertIsConstructed, initialize |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public NullMarkerNode()
Method Detail |
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public boolean isNullNode()
isNullNode
in interface NodeSPI
isNullNode
in class ReadCommittedNode
public boolean isDeleted()
NodeSPI
isDeleted
in interface NodeSPI
isDeleted
in class ReadCommittedNode
public boolean isValid()
Node
NodeNotValidException
.
isValid
in interface Node
isValid
in class NodeInvocationDelegate
public void markForUpdate(DataContainer d, boolean b)
markForUpdate
in interface NodeSPI
markForUpdate
in class RepeatableReadNode
d
- data containerb
- if true, and the node supports write skew checking, nodes are tested for write skews.
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