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BatchInserterImpl.java
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BatchInserterImpl.java
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/*
* Copyright (c) 2002-2018 "Neo4j,"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.unsafe.batchinsert.internal;
import java.io.File;
import java.io.IOException;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import java.util.function.LongFunction;
import org.neo4j.collection.PrimitiveLongCollections;
import org.neo4j.graphdb.ConstraintViolationException;
import org.neo4j.graphdb.Label;
import org.neo4j.graphdb.NotFoundException;
import org.neo4j.graphdb.RelationshipType;
import org.neo4j.graphdb.factory.GraphDatabaseSettings;
import org.neo4j.graphdb.schema.ConstraintCreator;
import org.neo4j.graphdb.schema.ConstraintDefinition;
import org.neo4j.graphdb.schema.IndexCreator;
import org.neo4j.graphdb.schema.IndexDefinition;
import org.neo4j.helpers.Service;
import org.neo4j.helpers.collection.Iterables;
import org.neo4j.helpers.collection.IteratorWrapper;
import org.neo4j.index.internal.gbptree.RecoveryCleanupWorkCollector;
import org.neo4j.internal.kernel.api.IndexReference;
import org.neo4j.internal.kernel.api.InternalIndexState;
import org.neo4j.internal.kernel.api.NamedToken;
import org.neo4j.internal.kernel.api.exceptions.KernelException;
import org.neo4j.internal.kernel.api.exceptions.schema.IndexNotFoundKernelException;
import org.neo4j.internal.kernel.api.schema.IndexProviderDescriptor;
import org.neo4j.internal.kernel.api.schema.LabelSchemaDescriptor;
import org.neo4j.io.fs.FileSystemAbstraction;
import org.neo4j.io.layout.DatabaseLayout;
import org.neo4j.io.pagecache.IOLimiter;
import org.neo4j.io.pagecache.PageCache;
import org.neo4j.io.pagecache.tracing.PageCacheTracer;
import org.neo4j.io.pagecache.tracing.cursor.PageCursorTracerSupplier;
import org.neo4j.io.pagecache.tracing.cursor.context.EmptyVersionContextSupplier;
import org.neo4j.kernel.api.exceptions.index.IndexPopulationFailedKernelException;
import org.neo4j.kernel.api.index.IndexProvider;
import org.neo4j.kernel.api.schema.SchemaDescriptorFactory;
import org.neo4j.kernel.api.schema.constraints.ConstraintDescriptor;
import org.neo4j.kernel.api.schema.constraints.ConstraintDescriptorFactory;
import org.neo4j.kernel.api.schema.constraints.IndexBackedConstraintDescriptor;
import org.neo4j.kernel.configuration.Config;
import org.neo4j.kernel.extension.DatabaseKernelExtensions;
import org.neo4j.kernel.extension.KernelExtensionFactory;
import org.neo4j.kernel.extension.KernelExtensionFailureStrategies;
import org.neo4j.kernel.impl.api.DatabaseSchemaState;
import org.neo4j.kernel.impl.api.NonTransactionalTokenNameLookup;
import org.neo4j.kernel.impl.api.index.IndexProviderMap;
import org.neo4j.kernel.impl.api.index.IndexProxy;
import org.neo4j.kernel.impl.api.index.IndexStoreView;
import org.neo4j.kernel.impl.api.index.IndexingService;
import org.neo4j.kernel.impl.api.index.IndexingServiceFactory;
import org.neo4j.kernel.impl.api.scan.FullLabelStream;
import org.neo4j.kernel.impl.api.store.SchemaCache;
import org.neo4j.kernel.impl.constraints.ConstraintSemantics;
import org.neo4j.kernel.impl.core.DelegatingTokenHolder;
import org.neo4j.kernel.impl.core.TokenHolder;
import org.neo4j.kernel.impl.core.TokenHolders;
import org.neo4j.kernel.impl.core.TokenNotFoundException;
import org.neo4j.kernel.impl.coreapi.schema.BaseNodeConstraintCreator;
import org.neo4j.kernel.impl.coreapi.schema.IndexCreatorImpl;
import org.neo4j.kernel.impl.coreapi.schema.IndexDefinitionImpl;
import org.neo4j.kernel.impl.coreapi.schema.InternalSchemaActions;
import org.neo4j.kernel.impl.coreapi.schema.NodeKeyConstraintDefinition;
import org.neo4j.kernel.impl.coreapi.schema.NodePropertyExistenceConstraintDefinition;
import org.neo4j.kernel.impl.coreapi.schema.RelationshipPropertyExistenceConstraintDefinition;
import org.neo4j.kernel.impl.coreapi.schema.UniquenessConstraintDefinition;
import org.neo4j.kernel.impl.factory.DatabaseInfo;
import org.neo4j.kernel.impl.index.IndexConfigStore;
import org.neo4j.kernel.impl.index.labelscan.NativeLabelScanStore;
import org.neo4j.kernel.impl.locking.Locks;
import org.neo4j.kernel.impl.locking.NoOpClient;
import org.neo4j.kernel.impl.pagecache.ConfiguringPageCacheFactory;
import org.neo4j.kernel.impl.pagecache.PageCacheLifecycle;
import org.neo4j.kernel.impl.scheduler.JobSchedulerFactory;
import org.neo4j.kernel.impl.spi.SimpleKernelContext;
import org.neo4j.kernel.impl.storageengine.impl.recordstorage.PropertyCreator;
import org.neo4j.kernel.impl.storageengine.impl.recordstorage.PropertyDeleter;
import org.neo4j.kernel.impl.storageengine.impl.recordstorage.PropertyTraverser;
import org.neo4j.kernel.impl.storageengine.impl.recordstorage.RecordStorageReader;
import org.neo4j.kernel.impl.storageengine.impl.recordstorage.RelationshipCreator;
import org.neo4j.kernel.impl.storageengine.impl.recordstorage.RelationshipGroupGetter;
import org.neo4j.kernel.impl.store.CountsComputer;
import org.neo4j.kernel.impl.store.LabelTokenStore;
import org.neo4j.kernel.impl.store.NeoStores;
import org.neo4j.kernel.impl.store.NodeLabels;
import org.neo4j.kernel.impl.store.NodeStore;
import org.neo4j.kernel.impl.store.PropertyKeyTokenStore;
import org.neo4j.kernel.impl.store.PropertyStore;
import org.neo4j.kernel.impl.store.RecordStore;
import org.neo4j.kernel.impl.store.RelationshipStore;
import org.neo4j.kernel.impl.store.RelationshipTypeTokenStore;
import org.neo4j.kernel.impl.store.SchemaStore;
import org.neo4j.kernel.impl.store.StoreFactory;
import org.neo4j.kernel.impl.store.UnderlyingStorageException;
import org.neo4j.kernel.impl.store.counts.CountsTracker;
import org.neo4j.kernel.impl.store.format.RecordFormatSelector;
import org.neo4j.kernel.impl.store.format.RecordFormats;
import org.neo4j.kernel.impl.store.id.DefaultIdGeneratorFactory;
import org.neo4j.kernel.impl.store.id.IdGeneratorFactory;
import org.neo4j.kernel.impl.store.id.IdType;
import org.neo4j.kernel.impl.store.id.validation.IdValidator;
import org.neo4j.kernel.impl.store.record.ConstraintRule;
import org.neo4j.kernel.impl.store.record.DynamicRecord;
import org.neo4j.kernel.impl.store.record.LabelTokenRecord;
import org.neo4j.kernel.impl.store.record.NodeRecord;
import org.neo4j.kernel.impl.store.record.PrimitiveRecord;
import org.neo4j.kernel.impl.store.record.PropertyBlock;
import org.neo4j.kernel.impl.store.record.PropertyKeyTokenRecord;
import org.neo4j.kernel.impl.store.record.PropertyRecord;
import org.neo4j.kernel.impl.store.record.Record;
import org.neo4j.kernel.impl.store.record.RelationshipGroupRecord;
import org.neo4j.kernel.impl.store.record.RelationshipRecord;
import org.neo4j.kernel.impl.store.record.RelationshipTypeTokenRecord;
import org.neo4j.kernel.impl.transaction.state.DefaultIndexProviderMap;
import org.neo4j.kernel.impl.transaction.state.RecordAccess;
import org.neo4j.kernel.impl.transaction.state.RecordAccess.RecordProxy;
import org.neo4j.kernel.impl.transaction.state.storeview.DynamicIndexStoreView;
import org.neo4j.kernel.impl.transaction.state.storeview.NeoStoreIndexStoreView;
import org.neo4j.kernel.impl.util.Dependencies;
import org.neo4j.kernel.impl.util.ValueUtils;
import org.neo4j.kernel.internal.locker.GlobalStoreLocker;
import org.neo4j.kernel.internal.locker.StoreLocker;
import org.neo4j.kernel.lifecycle.LifeSupport;
import org.neo4j.kernel.monitoring.Monitors;
import org.neo4j.logging.Log;
import org.neo4j.logging.LogProvider;
import org.neo4j.logging.NullLog;
import org.neo4j.logging.internal.StoreLogService;
import org.neo4j.scheduler.JobScheduler;
import org.neo4j.storageengine.api.schema.IndexDescriptorFactory;
import org.neo4j.storageengine.api.schema.SchemaRule;
import org.neo4j.storageengine.api.schema.StoreIndexDescriptor;
import org.neo4j.unsafe.batchinsert.BatchInserter;
import org.neo4j.unsafe.batchinsert.BatchRelationship;
import org.neo4j.util.VisibleForTesting;
import org.neo4j.values.storable.Value;
import static java.lang.Boolean.parseBoolean;
import static java.lang.String.format;
import static java.util.Collections.emptyIterator;
import static java.util.Collections.emptyList;
import static org.neo4j.collection.PrimitiveLongCollections.map;
import static org.neo4j.graphdb.Label.label;
import static org.neo4j.graphdb.factory.GraphDatabaseSettings.logs_directory;
import static org.neo4j.graphdb.factory.GraphDatabaseSettings.store_internal_log_path;
import static org.neo4j.helpers.Numbers.safeCastLongToInt;
import static org.neo4j.internal.kernel.api.TokenRead.NO_TOKEN;
import static org.neo4j.kernel.impl.api.index.IndexingService.NO_MONITOR;
import static org.neo4j.kernel.impl.locking.LockService.NO_LOCK_SERVICE;
import static org.neo4j.kernel.impl.store.NodeLabelsField.parseLabelsField;
import static org.neo4j.kernel.impl.store.PropertyStore.encodeString;
import static org.neo4j.util.Preconditions.checkState;
public class BatchInserterImpl implements BatchInserter, IndexConfigStoreProvider
{
private final LifeSupport life;
private final NeoStores neoStores;
private final IndexConfigStore indexStore;
private final DatabaseLayout databaseLayout;
private final TokenHolders tokenHolders;
private final IdGeneratorFactory idGeneratorFactory;
private final IndexProviderMap indexProviderMap;
private final Log msgLog;
private final SchemaCache schemaCache;
private final Config config;
private final BatchInserterImpl.BatchSchemaActions actions;
private final StoreLocker storeLocker;
private final PageCache pageCache;
private final RecordStorageReader storageReader;
private final StoreLogService logService;
private final FileSystemAbstraction fileSystem;
private final Monitors monitors;
private final JobScheduler jobScheduler;
private boolean labelsTouched;
private boolean isShutdown;
private final LongFunction<Label> labelIdToLabelFunction = new LongFunction<Label>()
{
@Override
public Label apply( long from )
{
try
{
return label( tokenHolders.labelTokens().getTokenById( safeCastLongToInt( from ) ).name() );
}
catch ( TokenNotFoundException e )
{
throw new RuntimeException( e );
}
}
};
private final FlushStrategy flushStrategy;
// Helper structure for setNodeProperty
private final RelationshipCreator relationshipCreator;
private final DirectRecordAccessSet recordAccess;
private final PropertyTraverser propertyTraverser;
private final PropertyCreator propertyCreator;
private final PropertyDeleter propertyDeletor;
private final NodeStore nodeStore;
private final RelationshipStore relationshipStore;
private final RelationshipTypeTokenStore relationshipTypeTokenStore;
private final PropertyKeyTokenStore propertyKeyTokenStore;
private final PropertyStore propertyStore;
private final SchemaStore schemaStore;
private final NeoStoreIndexStoreView storeIndexStoreView;
private final LabelTokenStore labelTokenStore;
private final Locks.Client noopLockClient = new NoOpClient();
private final long maxNodeId;
public BatchInserterImpl( final File databaseDirectory, final FileSystemAbstraction fileSystem,
Map<String, String> stringParams, Iterable<KernelExtensionFactory<?>> kernelExtensions ) throws IOException
{
rejectAutoUpgrade( stringParams );
Map<String, String> params = getDefaultParams();
params.putAll( stringParams );
this.config = Config.defaults( params );
this.fileSystem = fileSystem;
life = new LifeSupport();
this.databaseLayout = DatabaseLayout.of( databaseDirectory );
this.jobScheduler = JobSchedulerFactory.createInitialisedScheduler();
life.add( jobScheduler );
storeLocker = tryLockStore( fileSystem );
ConfiguringPageCacheFactory pageCacheFactory = new ConfiguringPageCacheFactory(
fileSystem, config, PageCacheTracer.NULL, PageCursorTracerSupplier.NULL, NullLog.getInstance(),
EmptyVersionContextSupplier.EMPTY, jobScheduler );
PageCache pageCache = pageCacheFactory.getOrCreatePageCache();
life.add( new PageCacheLifecycle( pageCache ) );
config.augment( logs_directory, databaseDirectory.getCanonicalPath() );
File internalLog = config.get( store_internal_log_path );
logService = life.add( StoreLogService.withInternalLog( internalLog).build( fileSystem ) );
msgLog = logService.getInternalLog( getClass() );
boolean dump = config.get( GraphDatabaseSettings.dump_configuration );
this.idGeneratorFactory = new DefaultIdGeneratorFactory( fileSystem );
LogProvider internalLogProvider = logService.getInternalLogProvider();
RecordFormats recordFormats = RecordFormatSelector.selectForStoreOrConfig( config, databaseLayout, fileSystem,
pageCache, internalLogProvider );
StoreFactory sf = new StoreFactory( this.databaseLayout, config, idGeneratorFactory, pageCache, fileSystem,
recordFormats, internalLogProvider, EmptyVersionContextSupplier.EMPTY );
maxNodeId = recordFormats.node().getMaxId();
if ( dump )
{
dumpConfiguration( params, System.out );
}
msgLog.info( Thread.currentThread() + " Starting BatchInserter(" + this + ")" );
life.start();
neoStores = sf.openAllNeoStores( true );
neoStores.verifyStoreOk();
this.pageCache = pageCache;
nodeStore = neoStores.getNodeStore();
relationshipStore = neoStores.getRelationshipStore();
relationshipTypeTokenStore = neoStores.getRelationshipTypeTokenStore();
propertyKeyTokenStore = neoStores.getPropertyKeyTokenStore();
propertyStore = neoStores.getPropertyStore();
RecordStore<RelationshipGroupRecord> relationshipGroupStore = neoStores.getRelationshipGroupStore();
schemaStore = neoStores.getSchemaStore();
labelTokenStore = neoStores.getLabelTokenStore();
monitors = new Monitors();
storeIndexStoreView = new NeoStoreIndexStoreView( NO_LOCK_SERVICE, neoStores );
Dependencies deps = new Dependencies();
Monitors monitors = new Monitors();
deps.satisfyDependencies( fileSystem, config, logService, storeIndexStoreView, pageCache, monitors, RecoveryCleanupWorkCollector.immediate() );
DatabaseKernelExtensions extensions = life.add( new DatabaseKernelExtensions(
new SimpleKernelContext( databaseDirectory, DatabaseInfo.TOOL, deps ),
kernelExtensions, deps, KernelExtensionFailureStrategies.ignore() ) );
indexProviderMap = life.add( new DefaultIndexProviderMap( extensions, config ) );
TokenHolder propertyKeyTokenHolder = new DelegatingTokenHolder( this::createNewPropertyKeyId, TokenHolder.TYPE_PROPERTY_KEY );
propertyKeyTokenHolder.setInitialTokens( propertyKeyTokenStore.getTokens() );
TokenHolder relationshipTypeTokenHolder = new DelegatingTokenHolder( this::createNewRelationshipType, TokenHolder.TYPE_RELATIONSHIP_TYPE );
relationshipTypeTokenHolder.setInitialTokens( relationshipTypeTokenStore.getTokens() );
TokenHolder labelTokenHolder = new DelegatingTokenHolder( this::createNewLabelId, TokenHolder.TYPE_LABEL );
labelTokenHolder.setInitialTokens( labelTokenStore.getTokens() );
tokenHolders = new TokenHolders( propertyKeyTokenHolder, labelTokenHolder, relationshipTypeTokenHolder );
indexStore = life.add( new IndexConfigStore( this.databaseLayout, fileSystem ) );
schemaCache = new SchemaCache( loadConstraintSemantics(), schemaStore, indexProviderMap );
actions = new BatchSchemaActions();
// Record access
recordAccess = new DirectRecordAccessSet( neoStores );
relationshipCreator = new RelationshipCreator(
new RelationshipGroupGetter( relationshipGroupStore ), relationshipGroupStore.getStoreHeaderInt() );
propertyTraverser = new PropertyTraverser();
propertyCreator = new PropertyCreator( propertyStore, propertyTraverser );
propertyDeletor = new PropertyDeleter( propertyTraverser );
flushStrategy = new BatchedFlushStrategy( recordAccess, config.get( GraphDatabaseSettings
.batch_inserter_batch_size ) );
storageReader = new RecordStorageReader( neoStores );
}
private StoreLocker tryLockStore( FileSystemAbstraction fileSystem )
{
StoreLocker storeLocker = new GlobalStoreLocker( fileSystem, this.databaseLayout.getStoreLayout() );
try
{
storeLocker.checkLock();
}
catch ( Exception e )
{
try
{
storeLocker.close();
}
catch ( IOException ce )
{
e.addSuppressed( ce );
}
throw e;
}
return storeLocker;
}
private static Map<String, String> getDefaultParams()
{
Map<String, String> params = new HashMap<>();
params.put( GraphDatabaseSettings.pagecache_memory.name(), "32m" );
return params;
}
@Override
public boolean nodeHasProperty( long node, String propertyName )
{
return primitiveHasProperty( getNodeRecord( node ).forChangingData(), propertyName );
}
@Override
public boolean relationshipHasProperty( long relationship, String propertyName )
{
return primitiveHasProperty(
recordAccess.getRelRecords().getOrLoad( relationship, null ).forReadingData(), propertyName );
}
@Override
public void setNodeProperty( long node, String propertyName, Object propertyValue )
{
RecordProxy<NodeRecord,Void> nodeRecord = getNodeRecord( node );
setPrimitiveProperty( nodeRecord, propertyName, propertyValue );
flushStrategy.flush();
}
@Override
public void setRelationshipProperty( long relationship, String propertyName, Object propertyValue )
{
RecordProxy<RelationshipRecord,Void> relationshipRecord = getRelationshipRecord( relationship );
setPrimitiveProperty( relationshipRecord, propertyName, propertyValue );
flushStrategy.flush();
}
@Override
public void removeNodeProperty( long node, String propertyName )
{
int propertyKey = getOrCreatePropertyKeyId( propertyName );
propertyDeletor.removePropertyIfExists( getNodeRecord( node ), propertyKey, recordAccess.getPropertyRecords() );
flushStrategy.flush();
}
@Override
public void removeRelationshipProperty( long relationship,
String propertyName )
{
int propertyKey = getOrCreatePropertyKeyId( propertyName );
propertyDeletor.removePropertyIfExists( getRelationshipRecord( relationship ), propertyKey,
recordAccess.getPropertyRecords() );
flushStrategy.flush();
}
@Override
public IndexCreator createDeferredSchemaIndex( Label label )
{
return new IndexCreatorImpl( actions, label );
}
private void setPrimitiveProperty( RecordProxy<? extends PrimitiveRecord,Void> primitiveRecord,
String propertyName, Object propertyValue )
{
int propertyKey = getOrCreatePropertyKeyId( propertyName );
RecordAccess<PropertyRecord,PrimitiveRecord> propertyRecords = recordAccess.getPropertyRecords();
propertyCreator.primitiveSetProperty( primitiveRecord, propertyKey, ValueUtils.asValue( propertyValue ), propertyRecords );
}
private void validateIndexCanBeCreated( int labelId, int[] propertyKeyIds )
{
verifyIndexOrUniquenessConstraintCanBeCreated( labelId, propertyKeyIds,
"Index for given {label;property} already exists" );
}
private void validateUniquenessConstraintCanBeCreated( int labelId, int[] propertyKeyIds )
{
verifyIndexOrUniquenessConstraintCanBeCreated( labelId, propertyKeyIds,
"It is not allowed to create node keys, uniqueness constraints or indexes on the same {label;property}" );
}
private void validateNodeKeyConstraintCanBeCreated( int labelId, int[] propertyKeyIds )
{
verifyIndexOrUniquenessConstraintCanBeCreated( labelId, propertyKeyIds,
"It is not allowed to create node keys, uniqueness constraints or indexes on the same {label;property}" );
}
private void verifyIndexOrUniquenessConstraintCanBeCreated( int labelId, int[] propertyKeyIds, String errorMessage )
{
LabelSchemaDescriptor schemaDescriptor = SchemaDescriptorFactory.forLabel( labelId, propertyKeyIds );
ConstraintDescriptor constraintDescriptor = ConstraintDescriptorFactory.uniqueForSchema( schemaDescriptor );
ConstraintDescriptor nodeKeyDescriptor = ConstraintDescriptorFactory.nodeKeyForSchema( schemaDescriptor );
if ( schemaCache.hasIndex( schemaDescriptor ) ||
schemaCache.hasConstraintRule( constraintDescriptor ) ||
schemaCache.hasConstraintRule( nodeKeyDescriptor ) )
{
throw new ConstraintViolationException( errorMessage );
}
}
private void validateNodePropertyExistenceConstraintCanBeCreated( int labelId, int[] propertyKeyIds )
{
ConstraintDescriptor constraintDescriptor = ConstraintDescriptorFactory.existsForLabel( labelId, propertyKeyIds );
if ( schemaCache.hasConstraintRule( constraintDescriptor ) )
{
throw new ConstraintViolationException(
"Node property existence constraint for given {label;property} already exists" );
}
}
private void validateRelationshipConstraintCanBeCreated( int relTypeId, int propertyKeyId )
{
ConstraintDescriptor constraintDescriptor = ConstraintDescriptorFactory.existsForLabel( relTypeId, propertyKeyId );
if ( schemaCache.hasConstraintRule( constraintDescriptor ) )
{
throw new ConstraintViolationException(
"Relationship property existence constraint for given {type;property} already exists" );
}
}
private IndexReference createIndex( int labelId, int[] propertyKeyIds, Optional<String> indexName )
{
LabelSchemaDescriptor schema = SchemaDescriptorFactory.forLabel( labelId, propertyKeyIds );
IndexProviderDescriptor providerDescriptor = indexProviderMap.getDefaultProvider().getProviderDescriptor();
StoreIndexDescriptor schemaRule = IndexDescriptorFactory.forSchema( schema, indexName, providerDescriptor ).withId( schemaStore.nextId() );
for ( DynamicRecord record : schemaStore.allocateFrom( schemaRule ) )
{
schemaStore.updateRecord( record );
}
schemaCache.addSchemaRule( schemaRule );
labelsTouched = true;
flushStrategy.forceFlush();
return schemaRule;
}
private void repopulateAllIndexes( NativeLabelScanStore labelIndex )
{
LogProvider logProvider = logService.getInternalLogProvider();
LogProvider userLogProvider = logService.getUserLogProvider();
IndexStoreView indexStoreView = new DynamicIndexStoreView( storeIndexStoreView, labelIndex, NO_LOCK_SERVICE, neoStores, logProvider );
IndexingService indexingService = IndexingServiceFactory
.createIndexingService( config, jobScheduler, indexProviderMap, indexStoreView, new NonTransactionalTokenNameLookup( tokenHolders ),
emptyList(), logProvider, userLogProvider, NO_MONITOR, new DatabaseSchemaState( logProvider ) );
life.add( indexingService );
try
{
StoreIndexDescriptor[] descriptors = getIndexesNeedingPopulation();
indexingService.createIndexes( true /*verify constraints before flipping over*/, descriptors );
for ( StoreIndexDescriptor descriptor : descriptors )
{
IndexProxy indexProxy = getIndexProxy( indexingService, descriptor );
try
{
indexProxy.awaitStoreScanCompleted();
}
catch ( IndexPopulationFailedKernelException e )
{
// In this scenario this is OK
}
}
indexingService.forceAll( IOLimiter.UNLIMITED );
}
catch ( InterruptedException e )
{
// Someone wanted us to abort this. The indexes may not have been fully populated. This just means that they will be populated on next startup.
Thread.currentThread().interrupt();
}
}
private IndexProxy getIndexProxy( IndexingService indexingService, StoreIndexDescriptor descriptpr )
{
try
{
return indexingService.getIndexProxy( descriptpr.schema() );
}
catch ( IndexNotFoundKernelException e )
{
throw new IllegalStateException( "Expected index by descriptor " + descriptpr + " to exist, but didn't", e );
}
}
private void rebuildCounts()
{
CountsTracker counts = neoStores.getCounts();
try
{
counts.start();
}
catch ( IOException e )
{
throw new UnderlyingStorageException( e );
}
CountsComputer.recomputeCounts( neoStores, pageCache, databaseLayout );
}
private StoreIndexDescriptor[] getIndexesNeedingPopulation()
{
List<StoreIndexDescriptor> indexesNeedingPopulation = new ArrayList<>();
for ( StoreIndexDescriptor rule : schemaCache.indexDescriptors() )
{
IndexProvider provider = indexProviderMap.lookup( rule.providerDescriptor() );
if ( provider.getInitialState( rule ) != InternalIndexState.FAILED )
{
indexesNeedingPopulation.add( rule );
}
}
return indexesNeedingPopulation.toArray( new StoreIndexDescriptor[0] );
}
@Override
public ConstraintCreator createDeferredConstraint( Label label )
{
return new BaseNodeConstraintCreator( new BatchSchemaActions(), label );
}
private void createUniqueIndexAndOwningConstraint( LabelSchemaDescriptor schema,
IndexBackedConstraintDescriptor constraintDescriptor )
{
// TODO: Do not create duplicate index
long indexId = schemaStore.nextId();
long constraintRuleId = schemaStore.nextId();
IndexProviderDescriptor providerDescriptor = this.indexProviderMap.getDefaultProvider().getProviderDescriptor();
StoreIndexDescriptor storeIndexDescriptor = IndexDescriptorFactory.uniqueForSchema( schema, providerDescriptor ).withIds( indexId, constraintRuleId );
ConstraintRule constraintRule = ConstraintRule.constraintRule( constraintRuleId, constraintDescriptor, indexId );
for ( DynamicRecord record : schemaStore.allocateFrom( constraintRule ) )
{
schemaStore.updateRecord( record );
}
schemaCache.addSchemaRule( constraintRule );
for ( DynamicRecord record : schemaStore.allocateFrom( storeIndexDescriptor ) )
{
schemaStore.updateRecord( record );
}
schemaCache.addSchemaRule( storeIndexDescriptor );
labelsTouched = true;
flushStrategy.forceFlush();
}
private void createUniquenessConstraintRule( LabelSchemaDescriptor descriptor )
{
createUniqueIndexAndOwningConstraint( descriptor, ConstraintDescriptorFactory.uniqueForSchema( descriptor ) );
}
private void createNodeKeyConstraintRule( LabelSchemaDescriptor descriptor )
{
createUniqueIndexAndOwningConstraint( descriptor, ConstraintDescriptorFactory.nodeKeyForSchema( descriptor ) );
}
private void createNodePropertyExistenceConstraintRule( int labelId, int... propertyKeyIds )
{
SchemaRule rule = ConstraintRule.constraintRule( schemaStore.nextId(),
ConstraintDescriptorFactory.existsForLabel( labelId, propertyKeyIds ) );
for ( DynamicRecord record : schemaStore.allocateFrom( rule ) )
{
schemaStore.updateRecord( record );
}
schemaCache.addSchemaRule( rule );
labelsTouched = true;
flushStrategy.forceFlush();
}
private void createRelTypePropertyExistenceConstraintRule( int relTypeId, int... propertyKeyIds )
{
SchemaRule rule = ConstraintRule.constraintRule( schemaStore.nextId(),
ConstraintDescriptorFactory.existsForRelType( relTypeId, propertyKeyIds ) );
for ( DynamicRecord record : schemaStore.allocateFrom( rule ) )
{
schemaStore.updateRecord( record );
}
schemaCache.addSchemaRule( rule );
flushStrategy.forceFlush();
}
private int getOrCreatePropertyKeyId( String name )
{
return tokenHolders.propertyKeyTokens().getOrCreateId( name );
}
private int getOrCreateRelationshipTypeId( String name )
{
return tokenHolders.relationshipTypeTokens().getOrCreateId( name );
}
private int getOrCreateLabelId( String name )
{
return tokenHolders.labelTokens().getOrCreateId( name );
}
private boolean primitiveHasProperty( PrimitiveRecord record, String propertyName )
{
int propertyKeyId = tokenHolders.propertyKeyTokens().getIdByName( propertyName );
return propertyKeyId != NO_TOKEN && propertyTraverser.findPropertyRecordContaining( record, propertyKeyId,
recordAccess.getPropertyRecords(), false ) != Record.NO_NEXT_PROPERTY.intValue();
}
private static void rejectAutoUpgrade( Map<String,String> params )
{
if ( parseBoolean( params.get( GraphDatabaseSettings.allow_upgrade.name() ) ) )
{
throw new IllegalArgumentException( "Batch inserter is not allowed to do upgrade of a store." );
}
}
@Override
public long createNode( Map<String, Object> properties, Label... labels )
{
return internalCreateNode( nodeStore.nextId(), properties, labels );
}
private long internalCreateNode( long nodeId, Map<String, Object> properties, Label... labels )
{
NodeRecord nodeRecord = recordAccess.getNodeRecords().create( nodeId, null ).forChangingData();
nodeRecord.setInUse( true );
nodeRecord.setCreated();
nodeRecord.setNextProp( propertyCreator.createPropertyChain( nodeRecord,
propertiesIterator( properties ), recordAccess.getPropertyRecords() ) );
if ( labels.length > 0 )
{
setNodeLabels( nodeRecord, labels );
}
flushStrategy.flush();
return nodeId;
}
private Iterator<PropertyBlock> propertiesIterator( Map<String, Object> properties )
{
if ( properties == null || properties.isEmpty() )
{
return emptyIterator();
}
return new IteratorWrapper<PropertyBlock, Map.Entry<String,Object>>( properties.entrySet().iterator() )
{
@Override
protected PropertyBlock underlyingObjectToObject( Entry<String, Object> property )
{
return propertyCreator.encodePropertyValue(
getOrCreatePropertyKeyId( property.getKey() ), ValueUtils.asValue( property.getValue() ) );
}
};
}
private void setNodeLabels( NodeRecord nodeRecord, Label... labels )
{
NodeLabels nodeLabels = parseLabelsField( nodeRecord );
nodeLabels.put( getOrCreateLabelIds( labels ), nodeStore, nodeStore.getDynamicLabelStore() );
labelsTouched = true;
}
private long[] getOrCreateLabelIds( Label[] labels )
{
long[] ids = new long[labels.length];
int cursor = 0;
for ( int i = 0; i < ids.length; i++ )
{
int labelId = getOrCreateLabelId( labels[i].name() );
if ( !arrayContains( ids, cursor, labelId ) )
{
ids[cursor++] = labelId;
}
}
if ( cursor < ids.length )
{
ids = Arrays.copyOf( ids, cursor );
}
return ids;
}
private static boolean arrayContains( long[] ids, int cursor, int labelId )
{
for ( int i = 0; i < cursor; i++ )
{
if ( ids[i] == labelId )
{
return true;
}
}
return false;
}
@Override
public void createNode( long id, Map<String, Object> properties, Label... labels )
{
IdValidator.assertValidId( IdType.NODE, id, maxNodeId );
if ( nodeStore.isInUse( id ) )
{
throw new IllegalArgumentException( "id=" + id + " already in use" );
}
long highId = nodeStore.getHighId();
if ( highId <= id )
{
nodeStore.setHighestPossibleIdInUse( id );
}
internalCreateNode( id, properties, labels );
}
@Override
public void setNodeLabels( long node, Label... labels )
{
NodeRecord record = getNodeRecord( node ).forChangingData();
setNodeLabels( record, labels );
flushStrategy.flush();
}
@Override
public Iterable<Label> getNodeLabels( final long node )
{
return () ->
{
NodeRecord record = getNodeRecord( node ).forReadingData();
long[] labels = parseLabelsField( record ).get( nodeStore );
return map( labelIdToLabelFunction, PrimitiveLongCollections.iterator( labels ) );
};
}
@Override
public boolean nodeHasLabel( long node, Label label )
{
int labelId = tokenHolders.labelTokens().getIdByName( label.name() );
return labelId != NO_TOKEN && nodeHasLabel( node, labelId );
}
private boolean nodeHasLabel( long node, int labelId )
{
NodeRecord record = getNodeRecord( node ).forReadingData();
for ( long label : parseLabelsField( record ).get( nodeStore ) )
{
if ( label == labelId )
{
return true;
}
}
return false;
}
@Override
public long createRelationship( long node1, long node2, RelationshipType type,
Map<String, Object> properties )
{
long id = relationshipStore.nextId();
int typeId = getOrCreateRelationshipTypeId( type.name() );
relationshipCreator.relationshipCreate( id, typeId, node1, node2, recordAccess, noopLockClient );
if ( properties != null && !properties.isEmpty() )
{
RelationshipRecord record = recordAccess.getRelRecords().getOrLoad( id, null ).forChangingData();
record.setNextProp( propertyCreator.createPropertyChain( record,
propertiesIterator( properties ), recordAccess.getPropertyRecords() ) );
}
flushStrategy.flush();
return id;
}
@Override
public void setNodeProperties( long node, Map<String, Object> properties )
{
NodeRecord record = getNodeRecord( node ).forChangingData();
if ( record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue() )
{
propertyDeletor.deletePropertyChain( record, recordAccess.getPropertyRecords() );
}
record.setNextProp( propertyCreator.createPropertyChain( record, propertiesIterator( properties ),
recordAccess.getPropertyRecords() ) );
flushStrategy.flush();
}
@Override
public void setRelationshipProperties( long rel, Map<String, Object> properties )
{
RelationshipRecord record = recordAccess.getRelRecords().getOrLoad( rel, null ).forChangingData();
if ( record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue() )
{
propertyDeletor.deletePropertyChain( record, recordAccess.getPropertyRecords() );
}
record.setNextProp( propertyCreator.createPropertyChain( record, propertiesIterator( properties ),
recordAccess.getPropertyRecords() ) );
flushStrategy.flush();
}
@Override
public boolean nodeExists( long nodeId )
{
flushStrategy.forceFlush();
return nodeStore.isInUse( nodeId );
}
@Override
public Map<String,Object> getNodeProperties( long nodeId )
{
NodeRecord record = getNodeRecord( nodeId ).forReadingData();
if ( record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue() )
{
return getPropertyChain( record.getNextProp() );
}
return Collections.emptyMap();
}
@Override
public Iterable<Long> getRelationshipIds( long nodeId )
{
flushStrategy.forceFlush();
return new BatchRelationshipIterable<Long>( storageReader, nodeId )
{
@Override
protected Long nextFrom( long relId, int type, long startNode, long endNode )
{
return relId;
}
};
}
@Override
public Iterable<BatchRelationship> getRelationships( long nodeId )
{
flushStrategy.forceFlush();
return new BatchRelationshipIterable<BatchRelationship>( storageReader, nodeId )
{
@Override
protected BatchRelationship nextFrom( long relId, int type, long startNode, long endNode )
{
return batchRelationshipOf( relId, type, startNode, endNode );
}
};
}
private BatchRelationship batchRelationshipOf( long id, int type, long startNode, long endNode )
{
try
{
return new BatchRelationship( id, startNode, endNode,
RelationshipType.withName( tokenHolders.relationshipTypeTokens().getTokenById( type ).name() ) );
}
catch ( TokenNotFoundException e )
{
throw new RuntimeException( e );
}
}
@Override
public BatchRelationship getRelationshipById( long relId )
{
RelationshipRecord record = getRelationshipRecord( relId ).forReadingData();
return batchRelationshipOf( relId, record.getType(), record.getFirstNode(), record.getSecondNode() );
}
@Override
public Map<String,Object> getRelationshipProperties( long relId )
{
RelationshipRecord record = recordAccess.getRelRecords().getOrLoad( relId, null ).forChangingData();
if ( record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue() )
{
return getPropertyChain( record.getNextProp() );
}
return Collections.emptyMap();
}
@Override
public void shutdown()
{
if ( isShutdown )
{
throw new IllegalStateException( "Batch inserter already has shutdown" );
}
isShutdown = true;
flushStrategy.forceFlush();
rebuildCounts();
try
{
NativeLabelScanStore labelIndex = buildLabelIndex();
repopulateAllIndexes( labelIndex );
}
catch ( IOException e )
{
throw new RuntimeException( e );
}
finally
{
neoStores.close();
try
{
storeLocker.close();
}
catch ( IOException e )
{
throw new UnderlyingStorageException( "Could not release store lock", e );
}
msgLog.info( Thread.currentThread() + " Clean shutdown on BatchInserter(" + this + ")" );
life.shutdown();
}
}
private NativeLabelScanStore buildLabelIndex() throws IOException
{
NativeLabelScanStore labelIndex =
new NativeLabelScanStore( pageCache, databaseLayout, fileSystem, new FullLabelStream( storeIndexStoreView ), false, monitors,
RecoveryCleanupWorkCollector.immediate() );
if ( labelsTouched )
{
labelIndex.drop();
}
// Rebuild will happen as part of this call if it was dropped
life.add( labelIndex );
return labelIndex;
}
@Override
public String toString()
{
return "EmbeddedBatchInserter[" + databaseLayout + "]";
}
private Map<String, Object> getPropertyChain( long nextProp )
{
final Map<String, Object> map = new HashMap<>();
propertyTraverser.getPropertyChain( nextProp, recordAccess.getPropertyRecords(), propBlock ->
{
try
{
String key = tokenHolders.propertyKeyTokens().getTokenById( propBlock.getKeyIndexId() ).name();
Value propertyValue = propBlock.newPropertyValue( propertyStore );
map.put( key, propertyValue.asObject() );
}