Package org.neo4j.internal.recordstorage

Class AbstractInMemoryMetaDataProvider

java.lang.Object

org.neo4j.internal.recordstorage.AbstractInMemoryMetaDataProvider

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, org.neo4j.storageengine.api.DatabaseIdStore, org.neo4j.storageengine.api.KernelVersionRepository, org.neo4j.storageengine.api.LogVersionRepository, org.neo4j.storageengine.api.MetadataProvider, org.neo4j.storageengine.api.StoreIdProvider, org.neo4j.storageengine.api.TransactionIdStore

public abstract class AbstractInMemoryMetaDataProvider
extends java.lang.Object
implements org.neo4j.storageengine.api.MetadataProvider

Field Summary

Fields

Modifier and Type	Field	Description
protected org.neo4j.storageengine.api.ExternalStoreId	externalStoreId
protected AbstractInMemoryLogVersionRepository	logVersionRepository

Fields inherited from interface org.neo4j.storageengine.api.KernelVersionRepository

LATEST

Fields inherited from interface org.neo4j.storageengine.api.LogVersionRepository

BASE_TX_LOG_BYTE_OFFSET, BASE_TX_LOG_VERSION, INITIAL_LOG_VERSION

Fields inherited from interface org.neo4j.storageengine.api.TransactionIdStore

BASE_TX_CHECKSUM, BASE_TX_COMMIT_TIMESTAMP, BASE_TX_ID, UNKNOWN_TX_CHECKSUM, UNKNOWN_TX_COMMIT_TIMESTAMP

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractInMemoryMetaDataProvider(AbstractInMemoryLogVersionRepository logVersionRepository)

Method Summary

Modifier and Type	Method	Description
void	close()
long	committingTransactionId()
long	getCheckpointLogVersion()
long	getCurrentLogVersion()
java.util.Optional<java.util.UUID>	getDatabaseIdUuid(org.neo4j.io.pagecache.context.CursorContext cursorTracer)
long	getLastClosedTransactionId()
org.neo4j.storageengine.api.TransactionId	getLastCommittedTransaction()
long	getLastCommittedTransactionId()
org.neo4j.kernel.KernelVersion	kernelVersion()
AbstractInMemoryLogVersionRepository	logVersionRepository()
long	nextCommittingTransactionId()
void	setDatabaseIdUuid(java.util.UUID uuid, org.neo4j.io.pagecache.context.CursorContext cursorContext)
abstract AbstractTransactionIdStore	transactionIdStore()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.neo4j.storageengine.api.LogVersionRepository

incrementAndGetCheckpointLogVersion, incrementAndGetVersion, setCheckpointLogVersion, setCurrentLogVersion

Methods inherited from interface org.neo4j.storageengine.api.StoreIdProvider

getExternalStoreId, getStoreId

Methods inherited from interface org.neo4j.storageengine.api.TransactionIdStore

flush, getLastClosedTransaction, getUpgradeTransaction, resetLastClosedTransaction, setLastCommittedAndClosedTransactionId, transactionClosed, transactionCommitted

Field Detail

externalStoreId

protected final org.neo4j.storageengine.api.ExternalStoreId externalStoreId

logVersionRepository

protected final AbstractInMemoryLogVersionRepository logVersionRepository

Constructor Detail

AbstractInMemoryMetaDataProvider

protected AbstractInMemoryMetaDataProvider(AbstractInMemoryLogVersionRepository logVersionRepository)

Method Detail

transactionIdStore

public abstract AbstractTransactionIdStore transactionIdStore()

logVersionRepository

public AbstractInMemoryLogVersionRepository logVersionRepository()

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Throws:

java.io.IOException

getCurrentLogVersion

public long getCurrentLogVersion()

Specified by:

getCurrentLogVersion in interface org.neo4j.storageengine.api.LogVersionRepository

getCheckpointLogVersion

public long getCheckpointLogVersion()

Specified by:

getCheckpointLogVersion in interface org.neo4j.storageengine.api.LogVersionRepository

nextCommittingTransactionId

public long nextCommittingTransactionId()

Specified by:

nextCommittingTransactionId in interface org.neo4j.storageengine.api.TransactionIdStore

committingTransactionId

public long committingTransactionId()

Specified by:

committingTransactionId in interface org.neo4j.storageengine.api.TransactionIdStore

getLastCommittedTransactionId

public long getLastCommittedTransactionId()

Specified by:

getLastCommittedTransactionId in interface org.neo4j.storageengine.api.TransactionIdStore

getLastCommittedTransaction

public org.neo4j.storageengine.api.TransactionId getLastCommittedTransaction()

Specified by:

getLastCommittedTransaction in interface org.neo4j.storageengine.api.TransactionIdStore

getLastClosedTransactionId

public long getLastClosedTransactionId()

Specified by:

getLastClosedTransactionId in interface org.neo4j.storageengine.api.TransactionIdStore

kernelVersion

public org.neo4j.kernel.KernelVersion kernelVersion()

Specified by:

kernelVersion in interface org.neo4j.storageengine.api.KernelVersionRepository

getDatabaseIdUuid

public java.util.Optional<java.util.UUID> getDatabaseIdUuid(org.neo4j.io.pagecache.context.CursorContext cursorTracer)

Specified by:

getDatabaseIdUuid in interface org.neo4j.storageengine.api.DatabaseIdStore

setDatabaseIdUuid

public void setDatabaseIdUuid(java.util.UUID uuid,
                              org.neo4j.io.pagecache.context.CursorContext cursorContext)

Specified by:

setDatabaseIdUuid in interface org.neo4j.storageengine.api.DatabaseIdStore