org.neo4j.kernel.ha.com.master

Interface Master

All Known Subinterfaces:

MasterClient

All Known Implementing Classes:

MasterClient201, MasterClient210, MasterClient214, MasterImpl

public interface Master

Represents the master-side of the HA communication between master and slave. A master will receive calls to these methods from slaves when they do stuff.

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 dsName, 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.Response<HandshakeResult>	handshake(long txId, org.neo4j.kernel.impl.nioneo.store.StoreId myStoreId) 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)

Method Detail

allocateIds

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

createRelationshipType

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

createPropertyKey

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

createLabel

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

initializeTx

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

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

commitSingleResourceTransaction

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

finishTransaction

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

handshake

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

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

Parameters:

txId - the transaction id to get the data for.

myStoreId - clients store id.

Returns:

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

pushTransaction

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

pullUpdates

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

copyStore

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

copyTransactions

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

acquireExclusiveLock

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

acquireSharedLock

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