org.neo4j.kernel.ha

Class MasterClient210

java.lang.Object

org.neo4j.kernel.lifecycle.LifecycleAdapter

org.neo4j.com.Client<Master>

org.neo4j.kernel.ha.MasterClient210

All Implemented Interfaces:

org.jboss.netty.channel.ChannelPipelineFactory, Master, MasterClient, org.neo4j.kernel.lifecycle.Lifecycle

Direct Known Subclasses:

MasterClient214

public class MasterClient210
extends org.neo4j.com.Client<Master>
implements MasterClient

The Master a slave should use to communicate with its master. It serializes requests and sends them to the master, more specifically MasterServer (which delegates to MasterImpl on the master side.

Field Summary

Fields

Modifier and Type	Field and Description
static org.neo4j.com.ProtocolVersion	PROTOCOL_VERSION

Fields inherited from class org.neo4j.com.Client

DEFAULT_MAX_NUMBER_OF_CONCURRENT_CHANNELS_PER_CLIENT, DEFAULT_READ_RESPONSE_TIMEOUT_SECONDS

Fields inherited from interface org.neo4j.kernel.ha.com.slave.MasterClient

CURRENT, LOCK_RESULT_DESERIALIZER, LOCK_SERIALIZER

Constructor Summary

Constructors

Constructor and Description
MasterClient210(String hostNameOrIp, int port, org.neo4j.kernel.logging.Logging logging, org.neo4j.kernel.monitoring.Monitors monitors, org.neo4j.kernel.impl.nioneo.store.StoreId storeId, long readTimeoutMillis, long lockReadTimeoutMillis, int maxConcurrentChannels, int chunkSize)

Method Summary

Methods

Modifier and Type	Method and Description
org.neo4j.com.Response<LockResult>	acquireExclusiveLock(org.neo4j.com.RequestContext context, org.neo4j.kernel.impl.locking.Locks.ResourceType type, long... resourceIds)
org.neo4j.com.Response<LockResult>	acquireSharedLock(org.neo4j.com.RequestContext context, org.neo4j.kernel.impl.locking.Locks.ResourceType type, long... resourceIds)
org.neo4j.com.Response<IdAllocation>	allocateIds(org.neo4j.com.RequestContext context, org.neo4j.kernel.IdType idType)
org.neo4j.com.Response<Long>	commitSingleResourceTransaction(org.neo4j.com.RequestContext context, String resource, org.neo4j.com.TxExtractor txGetter)
org.neo4j.com.Response<Void>	copyStore(org.neo4j.com.RequestContext context, org.neo4j.com.storecopy.StoreWriter writer)
org.neo4j.com.Response<Void>	copyTransactions(org.neo4j.com.RequestContext context, String ds, long startTxId, long endTxId)
org.neo4j.com.Response<Integer>	createLabel(org.neo4j.com.RequestContext context, String name)
org.neo4j.com.Response<Integer>	createPropertyKey(org.neo4j.com.RequestContext context, String name)
org.neo4j.com.Response<Integer>	createRelationshipType(org.neo4j.com.RequestContext context, String name)
org.neo4j.com.Response<Void>	finishTransaction(org.neo4j.com.RequestContext context, boolean success)
org.neo4j.com.ProtocolVersion	getProtocolVersion()
org.neo4j.com.Response<HandshakeResult>	handshake(long txId, org.neo4j.kernel.impl.nioneo.store.StoreId storeId) Gets the master id for a given txId, also a checksum for that tx.
org.neo4j.com.Response<Void>	initializeTx(org.neo4j.com.RequestContext context) Called when the first write operation of lock is performed for a transaction.
org.neo4j.com.Response<Void>	pullUpdates(org.neo4j.com.RequestContext context)
org.neo4j.com.Response<Void>	pushTransaction(org.neo4j.com.RequestContext context, String resourceName, long tx)
void	rollbackOngoingTransactions(org.neo4j.com.RequestContext context)

Methods inherited from class org.neo4j.com.Client

addComExceptionHandler, getPipeline, start, stop, toString

Methods inherited from class org.neo4j.kernel.lifecycle.LifecycleAdapter

init, shutdown

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.neo4j.kernel.ha.com.slave.MasterClient

addComExceptionHandler

Field Detail

PROTOCOL_VERSION

public static final org.neo4j.com.ProtocolVersion PROTOCOL_VERSION

Constructor Detail

MasterClient210

public MasterClient210(String hostNameOrIp,
               int port,
               org.neo4j.kernel.logging.Logging logging,
               org.neo4j.kernel.monitoring.Monitors monitors,
               org.neo4j.kernel.impl.nioneo.store.StoreId storeId,
               long readTimeoutMillis,
               long lockReadTimeoutMillis,
               int maxConcurrentChannels,
               int chunkSize)

Method Detail

allocateIds

public org.neo4j.com.Response<IdAllocation> allocateIds(org.neo4j.com.RequestContext context,
                                               org.neo4j.kernel.IdType idType)

Specified by:

allocateIds in interface Master

createRelationshipType

public org.neo4j.com.Response<Integer> createRelationshipType(org.neo4j.com.RequestContext context,
                                                     String name)

Specified by:

createRelationshipType in interface Master

Specified by:

createRelationshipType in interface MasterClient

createPropertyKey

public org.neo4j.com.Response<Integer> createPropertyKey(org.neo4j.com.RequestContext context,
                                                String name)

Specified by:

createPropertyKey in interface Master

createLabel

public org.neo4j.com.Response<Integer> createLabel(org.neo4j.com.RequestContext context,
                                          String name)

Specified by:

createLabel in interface Master

initializeTx

public org.neo4j.com.Response<Void> initializeTx(org.neo4j.com.RequestContext context)

Description copied from interface: Master

Called when the first write operation of lock is performed for a transaction.

Specified by:

initializeTx in interface Master

Specified by:

initializeTx in interface MasterClient

acquireSharedLock

public org.neo4j.com.Response<LockResult> acquireSharedLock(org.neo4j.com.RequestContext context,
                                                   org.neo4j.kernel.impl.locking.Locks.ResourceType type,
                                                   long... resourceIds)

Specified by:

acquireSharedLock in interface Master

acquireExclusiveLock

public org.neo4j.com.Response<LockResult> acquireExclusiveLock(org.neo4j.com.RequestContext context,
                                                      org.neo4j.kernel.impl.locking.Locks.ResourceType type,
                                                      long... resourceIds)

Specified by:

acquireExclusiveLock in interface Master

commitSingleResourceTransaction

public org.neo4j.com.Response<Long> commitSingleResourceTransaction(org.neo4j.com.RequestContext context,
                                                           String resource,
                                                           org.neo4j.com.TxExtractor txGetter)

Specified by:

commitSingleResourceTransaction in interface Master

Specified by:

commitSingleResourceTransaction in interface MasterClient

finishTransaction

public org.neo4j.com.Response<Void> finishTransaction(org.neo4j.com.RequestContext context,
                                             boolean success)

Specified by:

finishTransaction in interface Master

Specified by:

finishTransaction in interface MasterClient

rollbackOngoingTransactions

public void rollbackOngoingTransactions(org.neo4j.com.RequestContext context)

Specified by:

rollbackOngoingTransactions in interface MasterClient

pullUpdates

public org.neo4j.com.Response<Void> pullUpdates(org.neo4j.com.RequestContext context)

Specified by:

pullUpdates in interface Master

Specified by:

pullUpdates in interface MasterClient

handshake

public org.neo4j.com.Response<HandshakeResult> handshake(long txId,
                                                org.neo4j.kernel.impl.nioneo.store.StoreId storeId)

Description copied from interface: Master

Gets the master id for a given txId, also a checksum for that tx.

Specified by:

handshake in interface Master

Parameters:

txId - the transaction id to get the data for.

storeId - clients store id.

Returns:

the master id for a given txId, also a checksum for that tx.

copyStore

public org.neo4j.com.Response<Void> copyStore(org.neo4j.com.RequestContext context,
                                     org.neo4j.com.storecopy.StoreWriter writer)

Specified by:

copyStore in interface Master

Specified by:

copyStore in interface MasterClient

copyTransactions

public org.neo4j.com.Response<Void> copyTransactions(org.neo4j.com.RequestContext context,
                                            String ds,
                                            long startTxId,
                                            long endTxId)

Specified by:

copyTransactions in interface Master

Specified by:

copyTransactions in interface MasterClient

getProtocolVersion

public org.neo4j.com.ProtocolVersion getProtocolVersion()

Specified by:

getProtocolVersion in interface MasterClient

pushTransaction

public org.neo4j.com.Response<Void> pushTransaction(org.neo4j.com.RequestContext context,
                                           String resourceName,
                                           long tx)

Specified by:

pushTransaction in interface Master