//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#: //ORIGINAL LINE: private void migrateWithBatchImporter(org.neo4j.io.layout.DatabaseLayout sourceDirectoryStructure, org.neo4j.io.layout.DatabaseLayout migrationDirectoryStructure, long lastTxId, long lastTxChecksum, long lastTxLogVersion, long lastTxLogByteOffset, org.neo4j.kernel.impl.util.monitoring.ProgressReporter progressReporter, org.neo4j.kernel.impl.store.format.RecordFormats oldFormat, org.neo4j.kernel.impl.store.format.RecordFormats newFormat) throws java.io.IOException private void MigrateWithBatchImporter(DatabaseLayout sourceDirectoryStructure, DatabaseLayout migrationDirectoryStructure, long lastTxId, long lastTxChecksum, long lastTxLogVersion, long lastTxLogByteOffset, ProgressReporter progressReporter, RecordFormats oldFormat, RecordFormats newFormat) { PrepareBatchImportMigration(sourceDirectoryStructure, migrationDirectoryStructure, oldFormat, newFormat); bool requiresDynamicStoreMigration = !newFormat.Dynamic().Equals(oldFormat.Dynamic()); bool requiresPropertyMigration = !newFormat.Property().Equals(oldFormat.Property()) || requiresDynamicStoreMigration; File badFile = sourceDirectoryStructure.File([email protected]_Fields.BAD_FILE_NAME); using (NeoStores legacyStore = InstantiateLegacyStore(oldFormat, sourceDirectoryStructure), Stream badOutput = new BufferedOutputStream(new FileStream(badFile, false))) { Configuration importConfig = new Configuration_OverriddenAnonymousInnerClass(this, _config, sourceDirectoryStructure); AdditionalInitialIds additionalInitialIds = ReadAdditionalIds(lastTxId, lastTxChecksum, lastTxLogVersion, lastTxLogByteOffset); // We have to make sure to keep the token ids if we're migrating properties/labels BatchImporter importer = BatchImporterFactory.withHighestPriority().instantiate(migrationDirectoryStructure, _fileSystem, _pageCache, importConfig, _logService, withDynamicProcessorAssignment(MigrationBatchImporterMonitor(legacyStore, progressReporter, importConfig), importConfig), additionalInitialIds, _config, newFormat, NO_MONITOR, _jobScheduler); InputIterable nodes = () => LegacyNodesAsInput(legacyStore, requiresPropertyMigration); InputIterable relationships = () => LegacyRelationshipsAsInput(legacyStore, requiresPropertyMigration); long propertyStoreSize = StoreSize(legacyStore.PropertyStore) / 2 + StoreSize(legacyStore.PropertyStore.StringStore) / 2 + StoreSize(legacyStore.PropertyStore.ArrayStore) / 2; Input_Estimates estimates = knownEstimates(legacyStore.NodeStore.NumberOfIdsInUse, legacyStore.RelationshipStore.NumberOfIdsInUse, legacyStore.PropertyStore.NumberOfIdsInUse, legacyStore.PropertyStore.NumberOfIdsInUse, propertyStoreSize / 2, propertyStoreSize / 2, 0); importer.DoImport(Inputs.input(nodes, relationships, IdMappers.actual(), Collectors.badCollector(badOutput, 0), estimates)); // During migration the batch importer doesn't necessarily writes all entities, depending on // which stores needs migration. Node, relationship, relationship group stores are always written // anyways and cannot be avoided with the importer, but delete the store files that weren't written // (left empty) so that we don't overwrite those in the real store directory later. ICollection <DatabaseFile> storesToDeleteFromMigratedDirectory = new List <DatabaseFile>(); storesToDeleteFromMigratedDirectory.Add(DatabaseFile.METADATA_STORE); if (!requiresPropertyMigration) { // We didn't migrate properties, so the property stores in the migrated store are just empty/bogus storesToDeleteFromMigratedDirectory.addAll(asList(DatabaseFile.PROPERTY_STORE, DatabaseFile.PROPERTY_STRING_STORE, DatabaseFile.PROPERTY_ARRAY_STORE)); } if (!requiresDynamicStoreMigration) { // We didn't migrate labels (dynamic node labels) or any other dynamic store storesToDeleteFromMigratedDirectory.addAll(asList(DatabaseFile.NODE_LABEL_STORE, DatabaseFile.LABEL_TOKEN_STORE, DatabaseFile.LABEL_TOKEN_NAMES_STORE, DatabaseFile.RELATIONSHIP_TYPE_TOKEN_STORE, DatabaseFile.RELATIONSHIP_TYPE_TOKEN_NAMES_STORE, DatabaseFile.PROPERTY_KEY_TOKEN_STORE, DatabaseFile.PROPERTY_KEY_TOKEN_NAMES_STORE, DatabaseFile.SCHEMA_STORE)); } fileOperation(DELETE, _fileSystem, migrationDirectoryStructure, migrationDirectoryStructure, storesToDeleteFromMigratedDirectory, true, null); } }