org.neo4j.kernel.impl.nioneo.store
Class ReadOnlyIdGenerator

java.lang.Object
  org.neo4j.kernel.impl.nioneo.store.ReadOnlyIdGenerator

All Implemented Interfaces:

IdGenerator

public class ReadOnlyIdGenerator
extends Object
implements IdGenerator

Constructor Summary

ReadOnlyIdGenerator(String fileName, long highId)

Method Summary

void	close(boolean shutdown) Closes the id generator.
void	delete()
void	freeId(long id)
long	getDefragCount()
String	getFileName()
long	getHighId()
long	getNumberOfIdsInUse()
long	nextId()
IdRange	nextIdBatch(int size)
void	setHighId(long id)

Methods inherited from class java.lang.Object

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

Constructor Detail

ReadOnlyIdGenerator

public ReadOnlyIdGenerator(String fileName,
                           long highId)

Method Detail

nextId

public long nextId()

Specified by:

nextId in interface IdGenerator

nextIdBatch

public IdRange nextIdBatch(int size)

Specified by:

nextIdBatch in interface IdGenerator

setHighId

public void setHighId(long id)

Specified by:

setHighId in interface IdGenerator

getHighId

public long getHighId()

Specified by:

getHighId in interface IdGenerator

freeId

public void freeId(long id)

Specified by:

freeId in interface IdGenerator

close

public void close(boolean shutdown)

Description copied from interface: IdGenerator

Closes the id generator.

Specified by:

close in interface IdGenerator

Parameters:

shutdown - true if this is during shutdown of the database, false if it's an intermediary close, f.ex after rebuilding id generators at startup.

getFileName

public String getFileName()

getNumberOfIdsInUse

public long getNumberOfIdsInUse()

Specified by:

getNumberOfIdsInUse in interface IdGenerator

getDefragCount

public long getDefragCount()

Specified by:

getDefragCount in interface IdGenerator

delete

public void delete()

Specified by:

delete in interface IdGenerator