//JAVA TO C# CONVERTER WARNING: 'final' parameters are ignored unless the option to convert to C# 7.2 'in' parameters is selected:
//ORIGINAL LINE: IndexProxy createPopulatingIndexProxy(final org.neo4j.storageengine.api.schema.StoreIndexDescriptor descriptor, final boolean flipToTentative, final IndexingService.Monitor monitor, final IndexPopulationJob populationJob)
internal virtual IndexProxy CreatePopulatingIndexProxy(StoreIndexDescriptor descriptor, bool flipToTentative, IndexingService.Monitor monitor, IndexPopulationJob populationJob)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final FlippableIndexProxy flipper = new FlippableIndexProxy();
FlippableIndexProxy flipper = new FlippableIndexProxy();
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final String indexUserDescription = indexUserDescription(descriptor);
string indexUserDescription = indexUserDescription(descriptor);
IndexPopulator populator = PopulatorFromProvider(descriptor, _samplingConfig, populationJob.BufferFactory());
CapableIndexDescriptor capableIndexDescriptor = _providerMap.withCapabilities(descriptor);
FailedIndexProxyFactory failureDelegateFactory = new FailedPopulatingIndexProxyFactory(capableIndexDescriptor, populator, indexUserDescription, new IndexCountsRemover(_storeView, descriptor.Id), _logProvider);
MultipleIndexPopulator.IndexPopulation indexPopulation = populationJob.AddPopulator(populator, capableIndexDescriptor, indexUserDescription, flipper, failureDelegateFactory);
PopulatingIndexProxy populatingIndex = new PopulatingIndexProxy(capableIndexDescriptor, populationJob, indexPopulation);
flipper.FlipTo(populatingIndex);
// Prepare for flipping to online mode
flipper.FlipTarget = () =>
{
monitor.PopulationCompleteOn(descriptor);
IndexAccessor accessor = OnlineAccessorFromProvider(descriptor, _samplingConfig);
OnlineIndexProxy onlineProxy = new OnlineIndexProxy(capableIndexDescriptor, accessor, _storeView, true);
if (flipToTentative)
{
return(new TentativeConstraintIndexProxy(flipper, onlineProxy));
}
return(onlineProxy);
};
return(new ContractCheckingIndexProxy(flipper, false));
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void createEmptySchemaIndex(org.neo4j.kernel.api.impl.index.storage.DirectoryFactory directoryFactory) throws java.io.IOException
private void CreateEmptySchemaIndex(DirectoryFactory directoryFactory)
{
Config config = Config.defaults();
LuceneIndexProvider indexProvider = GetLuceneIndexProvider(config, directoryFactory, _fileSystem, _graphDbDir);
IndexAccessor onlineAccessor = GetIndexAccessor(config, indexProvider);
onlineAccessor.Dispose();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCreateReadOnlyAccessorInReadOnlyMode() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldCreateReadOnlyAccessorInReadOnlyMode()
{
DirectoryFactory directoryFactory = DirectoryFactory.PERSISTENT;
CreateEmptySchemaIndex(directoryFactory);
Config readOnlyConfig = Config.defaults(GraphDatabaseSettings.read_only, Settings.TRUE);
LuceneIndexProvider readOnlyIndexProvider = GetLuceneIndexProvider(readOnlyConfig, directoryFactory, _fileSystem, _graphDbDir);
IndexAccessor onlineAccessor = GetIndexAccessor(readOnlyConfig, readOnlyIndexProvider);
assertThrows(typeof(System.NotSupportedException), onlineAccessor.drop);
}
internal virtual IndexProxy CreateOnlineIndexProxy(StoreIndexDescriptor descriptor)
{
try
{
IndexAccessor onlineAccessor = OnlineAccessorFromProvider(descriptor, _samplingConfig);
CapableIndexDescriptor capableIndexDescriptor = _providerMap.withCapabilities(descriptor);
IndexProxy proxy;
proxy = new OnlineIndexProxy(capableIndexDescriptor, onlineAccessor, _storeView, false);
proxy = new ContractCheckingIndexProxy(proxy, true);
return(proxy);
}
catch (IOException e)
{
_logProvider.getLog(this.GetType()).error("Failed to open index: " + descriptor.Id + " (" + descriptor.UserDescription(_tokenNameLookup) + "), requesting re-population.", e);
return(CreateRecoveringIndexProxy(descriptor));
}
}
internal TrackingReadersIndexAccessor(IndexAccessor accessor)
{
this._accessor = accessor;
}
