示例#1
0
        private GraphDatabaseAPI DatabaseWithManyPropertyKeys(int propertyKeyCount)
        {
            PageCache             pageCache    = _pageCacheRule.getPageCache(_fileSystemRule.get());
            StoreFactory          storeFactory = new StoreFactory(_testDirectory.databaseLayout(), Config.defaults(), new DefaultIdGeneratorFactory(_fileSystemRule.get()), pageCache, _fileSystemRule.get(), NullLogProvider.Instance, EmptyVersionContextSupplier.EMPTY);
            NeoStores             neoStores    = storeFactory.OpenAllNeoStores(true);
            PropertyKeyTokenStore store        = neoStores.PropertyKeyTokenStore;

            for (int i = 0; i < propertyKeyCount; i++)
            {
                PropertyKeyTokenRecord record = new PropertyKeyTokenRecord(( int )store.nextId());
                record.InUse = true;
                ICollection <DynamicRecord> nameRecords = store.AllocateNameRecords(PropertyStore.encodeString(Key(i)));
                record.AddNameRecords(nameRecords);
                record.NameId = ( int )Iterables.first(nameRecords).Id;
                store.UpdateRecord(record);
            }
            neoStores.Close();

            return(Database());
        }
示例#2
0
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public org.neo4j.causalclustering.core.state.snapshot.CoreSnapshot bootstrap(java.util.Set<org.neo4j.causalclustering.identity.MemberId> members) throws Exception
        public virtual CoreSnapshot Bootstrap(ISet <MemberId> members)
        {
            if (_recoveryRequiredChecker.isRecoveryRequiredAt(_databaseLayout))
            {
                string message = "Cannot bootstrap. Recovery is required. Please ensure that the store being seeded comes from a cleanly shutdown " +
                                 "instance of Neo4j or a Neo4j backup";
                _log.error(message);
                throw new System.InvalidOperationException(message);
            }
            StoreFactory factory = new StoreFactory(_databaseLayout, _config, new DefaultIdGeneratorFactory(_fs), _pageCache, _fs, _logProvider, EmptyVersionContextSupplier.EMPTY);

            NeoStores neoStores = factory.OpenAllNeoStores(true);

            neoStores.Close();

            CoreSnapshot coreSnapshot = new CoreSnapshot(FIRST_INDEX, FIRST_TERM);

            coreSnapshot.Add(CoreStateType.ID_ALLOCATION, DeriveIdAllocationState(_databaseLayout));
            coreSnapshot.Add(CoreStateType.LOCK_TOKEN, new ReplicatedLockTokenState());
            coreSnapshot.Add(CoreStateType.RAFT_CORE_STATE, new RaftCoreState(new MembershipEntry(FIRST_INDEX, members)));
            coreSnapshot.Add(CoreStateType.SESSION_TRACKER, new GlobalSessionTrackerState());
            AppendNullTransactionLogEntryToSetRaftIndexToMinusOne();
            return(coreSnapshot);
        }