org.apache.jena.dboe.trans.bplustree

Class BPTStateMgr

java.lang.Object

org.apache.jena.dboe.transaction.txn.StateMgrBase

org.apache.jena.dboe.transaction.txn.StateMgrData

org.apache.jena.dboe.trans.bplustree.BPTStateMgr

All Implemented Interfaces:

org.apache.jena.atlas.lib.Closeable, org.apache.jena.atlas.lib.Sync

public class BPTStateMgr
extends StateMgrData

Manage the persistent state of the tree This consists of last committed root, and the limits on the blocks for both nodes and records. (rootId/int-as-long, nodeAllocLimit/long, recordsAllocLimit/long)

Constructor Summary

Constructors

Constructor and Description
BPTStateMgr(org.apache.jena.dboe.base.file.BufferChannel storage)

Method Summary

Modifier and Type	Method and Description
long	getNodeBlocksLimit()
long	getRecordsBlocksLimit()
int	getRoot()

Methods inherited from class org.apache.jena.dboe.transaction.txn.StateMgrBase

close, getBufferChannel, getState, readState, setState, sync, writeState

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BPTStateMgr

public BPTStateMgr(org.apache.jena.dboe.base.file.BufferChannel storage)

Method Detail

getRoot

public int getRoot()

getNodeBlocksLimit

public long getNodeBlocksLimit()

getRecordsBlocksLimit

public long getRecordsBlocksLimit()