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

java.lang.Object
  org.neo4j.kernel.impl.nioneo.store.CommonAbstractStore
      org.neo4j.kernel.impl.nioneo.store.AbstractStore
          org.neo4j.kernel.impl.nioneo.store.NodeStore

All Implemented Interfaces:

RecordStore<NodeRecord>, Store

public class NodeStore
extends AbstractStore
implements Store, RecordStore<NodeRecord>

Implementation of the node store.

Nested Class Summary

Nested classes/interfaces inherited from interface org.neo4j.kernel.impl.nioneo.store.RecordStore

RecordStore.Processor

Field Summary

static int	RECORD_SIZE
static String	TYPE_DESCRIPTOR

Fields inherited from class org.neo4j.kernel.impl.nioneo.store.CommonAbstractStore

ALL_STORES_VERSION, logger, storageFileName, UNKNOWN_VERSION

Fields inherited from interface org.neo4j.kernel.impl.nioneo.store.RecordStore

IN_USE

Constructor Summary

NodeStore(String fileName, Map<?,?> config)

Method Summary

void	accept(RecordStore.Processor processor, NodeRecord record)
static void	createStore(String fileName, Map<?,?> config) Creates a new node store contained in fileName If filename is null or the file already exists an IOException is thrown.
NodeRecord	forceGetRaw(long id)
NodeRecord	forceGetRecord(long id)
void	forceUpdateRecord(NodeRecord record)
List<WindowPoolStats>	getAllWindowPoolStats()
NodeRecord	getRecord(long id)
int	getRecordHeaderSize()
int	getRecordSize() Returns the fixed size of each record in this store.
String	getTypeDescriptor() Returns the type and version that identifies this store.
boolean	loadLightNode(long id)
void	logIdUsage(StringLogger logger)
void	updateRecord(NodeRecord record)
void	updateRecord(NodeRecord record, boolean recovered)

Methods inherited from class org.neo4j.kernel.impl.nioneo.store.AbstractStore

createEmptyStore, figureOutHighestIdInUse, getEffectiveRecordSize, isRecordInUse, readAndVerifyBlockSize, rebuildIdGenerator, setHighId, verifyFileSizeAndTruncate

Methods inherited from class org.neo4j.kernel.impl.nioneo.store.CommonAbstractStore

acquireWindow, buildTypeDescriptorAndVersion, calculateMappedMemory, checkStorage, checkVersion, close, closeIdGenerator, closeStorage, createIdGenerator, flushAll, freeId, getConfig, getFileChannel, getFileSystem, getHighestPossibleIdInUse, getHighId, getIdType, getIfMemoryMapped, getNumberOfIdsInUse, getStorageFileName, getStoreDir, getStoreOk, getTypeAndVersionDescriptor, getWindowPoolStats, initStorage, isInRecoveryMode, loadStorage, logVersions, longFromIntAndMod, makeStoreOk, nextId, openIdGenerator, openIdGenerator, openReadOnlyIdGenerator, rebuildIdGenerators, registerIdFromUpdateRecord, releaseFileLockAndCloseFileChannel, releaseWindow, setHighId, setRecovered, setStoreNotOk, setWindowPool, toString, unsetRecovered, updateHighId, verifyCorrectTypeDescriptorAndVersion

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.neo4j.kernel.impl.nioneo.store.Store

getHighestPossibleIdInUse, getNumberOfIdsInUse, getWindowPoolStats, nextId

Methods inherited from interface org.neo4j.kernel.impl.nioneo.store.RecordStore

close, getHighId

Field Detail

TYPE_DESCRIPTOR

public static final String TYPE_DESCRIPTOR

See Also:

Constant Field Values

RECORD_SIZE

public static final int RECORD_SIZE

See Also:

Constant Field Values

Constructor Detail

NodeStore

public NodeStore(String fileName,
                 Map<?,?> config)

Method Detail

accept

public void accept(RecordStore.Processor processor,
                   NodeRecord record)

Specified by:

accept in interface RecordStore<NodeRecord>

getTypeDescriptor

public String getTypeDescriptor()

Description copied from class: CommonAbstractStore

Returns the type and version that identifies this store.

Specified by:

getTypeDescriptor in interface Store

Specified by:

getTypeDescriptor in class CommonAbstractStore

Returns:

This store's implementation type and version identifier

getRecordSize

public int getRecordSize()

Description copied from class: AbstractStore

Returns the fixed size of each record in this store.

Specified by:

getRecordSize in interface RecordStore<NodeRecord>

Specified by:

getRecordSize in class AbstractStore

Returns:

The record size

getRecordHeaderSize

public int getRecordHeaderSize()

Specified by:

getRecordHeaderSize in interface RecordStore<NodeRecord>

createStore

public static void createStore(String fileName,
                               Map<?,?> config)

Creates a new node store contained in fileName If filename is null or the file already exists an IOException is thrown.

Parameters:

fileName - File name of the new node store

config - Map of configuration parameters

getRecord

public NodeRecord getRecord(long id)

Specified by:

getRecord in interface RecordStore<NodeRecord>

forceGetRecord

public NodeRecord forceGetRecord(long id)

Specified by:

forceGetRecord in interface RecordStore<NodeRecord>

forceGetRaw

public NodeRecord forceGetRaw(long id)

Specified by:

forceGetRaw in interface RecordStore<NodeRecord>

updateRecord

public void updateRecord(NodeRecord record,
                         boolean recovered)

forceUpdateRecord

public void forceUpdateRecord(NodeRecord record)

Specified by:

forceUpdateRecord in interface RecordStore<NodeRecord>

updateRecord

public void updateRecord(NodeRecord record)

Specified by:

updateRecord in interface RecordStore<NodeRecord>

loadLightNode

public boolean loadLightNode(long id)

getAllWindowPoolStats

public List<WindowPoolStats> getAllWindowPoolStats()

Specified by:

getAllWindowPoolStats in class AbstractStore

logIdUsage

public void logIdUsage(StringLogger logger)

Specified by:

logIdUsage in interface Store