@Override
public void stop() {
super.stop();
if (!readOnly) {
forceEverything();
}
life.shutdown();
xaContainer.close();
if (logApplied) {
neoStore.rebuildIdGenerators();
logApplied = false;
}
neoStore.close();
msgLog.info("NeoStore closed");
}
@Override
public NeoStoreXaConnection getXaConnection() {
return new NeoStoreXaConnection(neoStore, xaContainer.getResourceManager(), getBranchId());
}
@Override
public void start() throws IOException {
life = new LifeSupport();
readOnly = config.get(Configuration.read_only);
storeDir = config.get(Configuration.store_dir);
File store = config.get(Configuration.neo_store);
storeFactory.ensureStoreExists();
final TransactionFactory tf;
if (providers.shouldInterceptCommitting()) {
tf = new InterceptingTransactionFactory();
} else {
tf = new TransactionFactory();
}
neoStore = storeFactory.newNeoStore(store);
neoStoreTransactionContextSupplier = new NeoStoreTransactionContextSupplier(neoStore);
schemaCache = new SchemaCache(Collections.<SchemaRule>emptyList());
final NodeManager nodeManager = dependencyResolver.resolveDependency(NodeManager.class);
Iterator<? extends Cache<?>> caches = nodeManager.caches().iterator();
persistenceCache =
new PersistenceCache(
(AutoLoadingCache<NodeImpl>) caches.next(),
(AutoLoadingCache<RelationshipImpl>) caches.next(),
new Thunk<GraphPropertiesImpl>() {
@Override
public GraphPropertiesImpl evaluate() {
return nodeManager.getGraphProperties();
}
},
nodeManager);
cacheAccess =
new BridgingCacheAccess(nodeManager, schemaCache, updateableSchemaState, persistenceCache);
try {
indexProvider =
dependencyResolver.resolveDependency(
SchemaIndexProvider.class, SchemaIndexProvider.HIGHEST_PRIORITIZED_OR_NONE);
// TODO: Build a real provider map
DefaultSchemaIndexProviderMap providerMap = new DefaultSchemaIndexProviderMap(indexProvider);
indexingService =
life.add(
new IndexingService(
scheduler,
providerMap,
new NeoStoreIndexStoreView(locks, neoStore),
tokenNameLookup,
updateableSchemaState,
logging));
integrityValidator = new IntegrityValidator(neoStore, indexingService);
xaContainer =
xaFactory.newXaContainer(
this,
config.get(Configuration.logical_log),
new CommandFactory(neoStore, indexingService),
new NeoStoreInjectedTransactionValidator(integrityValidator),
tf,
stateFactory,
providers,
readOnly);
labelScanStore =
life.add(
dependencyResolver
.resolveDependency(
LabelScanStoreProvider.class, LabelScanStoreProvider.HIGHEST_PRIORITIZED)
.getLabelScanStore());
fileListing = new NeoStoreFileListing(xaContainer, storeDir, labelScanStore, indexingService);
kernel =
life.add(
new Kernel(
txManager,
propertyKeyTokens,
labelTokens,
relationshipTypeTokens,
persistenceManager,
lockManager,
updateableSchemaState,
schemaWriteGuard,
indexingService,
nodeManager,
neoStore,
persistenceCache,
schemaCache,
providerMap,
labelScanStore,
readOnly));
life.init();
// TODO: Why isn't this done in the init() method of the indexing service?
if (!readOnly) {
neoStore.setRecoveredStatus(true);
try {
indexingService.initIndexes(loadIndexRules());
xaContainer.openLogicalLog();
} finally {
neoStore.setRecoveredStatus(false);
}
}
if (!xaContainer.getResourceManager().hasRecoveredTransactions()) {
neoStore.makeStoreOk();
} else {
msgLog.debug("Waiting for TM to take care of recovered " + "transactions.");
}
idGenerators = new ArrayMap<>((byte) 5, false, false);
this.idGenerators.put(Node.class, neoStore.getNodeStore());
this.idGenerators.put(Relationship.class, neoStore.getRelationshipStore());
this.idGenerators.put(RelationshipType.class, neoStore.getRelationshipTypeStore());
this.idGenerators.put(Label.class, neoStore.getLabelTokenStore());
this.idGenerators.put(PropertyStore.class, neoStore.getPropertyStore());
this.idGenerators.put(
PropertyKeyTokenRecord.class, neoStore.getPropertyStore().getPropertyKeyTokenStore());
setLogicalLogAtCreationTime(xaContainer.getLogicalLog());
life.start();
} catch (Throwable e) { // Something unexpected happened during startup
try { // Close the neostore, so that locks are released properly
neoStore.close();
} catch (Exception closeException) {
msgLog.logMessage("Couldn't close neostore after startup failure");
}
throw Exceptions.launderedException(e);
}
}