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java.lang.Objectcom.sleepycat.je.dbi.NodeSequence
public class NodeSequence
NodeSequence encapsulates the generation and maintenance of a sequence for generating node IDs and transient LSNs.
Field Summary | |
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EnvironmentImpl |
envImpl
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static int |
FIRST_LOCAL_NODE_ID
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static int |
FIRST_REPLICATED_NODE_ID
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Constructor Summary | |
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NodeSequence(EnvironmentImpl envImpl)
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Method Summary | |
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long |
getLastLocalNodeId()
The last allocated local and replicated node IDs are used for ckpts. |
long |
getLastReplicatedNodeId()
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long |
getNextLocalNodeId()
We get a new node ID of the appropriate kind when creating a new node. |
long |
getNextTransientLsn()
Assign the next available transient LSN. |
(package private) void |
initRealNodeId()
Initialize the counters in these methods rather than a constructor so we can control the initialization more precisely. |
void |
setLastNodeId(long lastReplicatedNodeId,
long lastLocalNodeId)
Initialize the node IDs, from recovery. |
void |
updateFromReplay(long replayNodeId)
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int FIRST_LOCAL_NODE_ID
public static final int FIRST_REPLICATED_NODE_ID
public final EnvironmentImpl envImpl
Constructor Detail |
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public NodeSequence(EnvironmentImpl envImpl)
Method Detail |
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void initRealNodeId()
public long getLastLocalNodeId()
public long getLastReplicatedNodeId()
public long getNextLocalNodeId()
public void setLastNodeId(long lastReplicatedNodeId, long lastLocalNodeId)
public void updateFromReplay(long replayNodeId)
public long getNextTransientLsn()
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