public override InternalIndexState GetInitialState(StoreIndexDescriptor descriptor)
{
TemporalIndexFiles temporalIndexFiles = new TemporalIndexFiles(DirectoryStructure(), descriptor, _fs);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final Iterable<TemporalIndexFiles.FileLayout> existing = temporalIndexFiles.existing();
IEnumerable <TemporalIndexFiles.FileLayout> existing = temporalIndexFiles.Existing();
InternalIndexState state = InternalIndexState.ONLINE;
foreach (TemporalIndexFiles.FileLayout subIndex in existing)
{
try
{
switch (NativeIndexes.ReadState(_pageCache, subIndex.indexFile))
{
case FAILED:
return(InternalIndexState.FAILED);
case POPULATING:
state = InternalIndexState.POPULATING;
goto default;
default: // continue
break;
}
}
catch (Exception e) when(e is MetadataMismatchException || e is IOException)
{
_monitor.failedToOpenIndex(descriptor, "Requesting re-population.", e);
return(InternalIndexState.POPULATING);
}
}
return(state);
}
internal PartFactory(PageCache pageCache, FileSystemAbstraction fs, TemporalIndexFiles temporalIndexFiles, StoreIndexDescriptor descriptor, IndexSamplingConfig samplingConfig, IndexProvider.Monitor monitor)
{
this.PageCache = pageCache;
this.Fs = fs;
this.TemporalIndexFiles = temporalIndexFiles;
this.Descriptor = descriptor;
this.SamplingConfig = samplingConfig;
this.Monitor = monitor;
}
public override IndexPopulator GetPopulator(StoreIndexDescriptor descriptor, IndexSamplingConfig samplingConfig, ByteBufferFactory bufferFactory)
{
if (_readOnly)
{
throw new System.NotSupportedException("Can't create populator for read only index");
}
TemporalIndexFiles files = new TemporalIndexFiles(DirectoryStructure(), descriptor, _fs);
return(new TemporalIndexPopulator(descriptor, samplingConfig, files, _pageCache, _fs, _monitor));
}
internal PartFactory(PageCache pageCache, FileSystemAbstraction fs, RecoveryCleanupWorkCollector recoveryCleanupWorkCollector, IndexProvider.Monitor monitor, StoreIndexDescriptor descriptor, IndexSamplingConfig samplingConfig, TemporalIndexFiles temporalIndexFiles, bool readOnly)
{
this.PageCache = pageCache;
this.Fs = fs;
this.RecoveryCleanupWorkCollector = recoveryCleanupWorkCollector;
this.Monitor = monitor;
this.Descriptor = descriptor;
this.SamplingConfig = samplingConfig;
this.TemporalIndexFiles = temporalIndexFiles;
this.ReadOnly = readOnly;
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public String getPopulationFailure(org.neo4j.storageengine.api.schema.StoreIndexDescriptor descriptor) throws IllegalStateException
public override string GetPopulationFailure(StoreIndexDescriptor descriptor)
{
TemporalIndexFiles temporalIndexFiles = new TemporalIndexFiles(DirectoryStructure(), descriptor, _fs);
try
{
foreach (TemporalIndexFiles.FileLayout subIndex in temporalIndexFiles.Existing())
{
string indexFailure = NativeIndexes.ReadFailureMessage(_pageCache, subIndex.indexFile);
if (!string.ReferenceEquals(indexFailure, null))
{
return(indexFailure);
}
}
}
catch (IOException e)
{
throw new Exception(e);
}
throw new System.InvalidOperationException("Index " + descriptor.Id + " isn't failed");
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public org.neo4j.kernel.api.index.IndexAccessor getOnlineAccessor(org.neo4j.storageengine.api.schema.StoreIndexDescriptor descriptor, org.neo4j.kernel.impl.api.index.sampling.IndexSamplingConfig samplingConfig) throws java.io.IOException
public override IndexAccessor GetOnlineAccessor(StoreIndexDescriptor descriptor, IndexSamplingConfig samplingConfig)
{
TemporalIndexFiles files = new TemporalIndexFiles(DirectoryStructure(), descriptor, _fs);
return(new TemporalIndexAccessor(descriptor, samplingConfig, _pageCache, _fs, _recoveryCleanupWorkCollector, _monitor, files, _readOnly));
}
internal TemporalIndexPopulator(StoreIndexDescriptor descriptor, IndexSamplingConfig samplingConfig, TemporalIndexFiles temporalIndexFiles, PageCache pageCache, FileSystemAbstraction fs, IndexProvider.Monitor monitor) : base(new PartFactory(pageCache, fs, temporalIndexFiles, descriptor, samplingConfig, monitor))
{
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: TemporalIndexAccessor(org.neo4j.storageengine.api.schema.StoreIndexDescriptor descriptor, org.neo4j.kernel.impl.api.index.sampling.IndexSamplingConfig samplingConfig, org.neo4j.io.pagecache.PageCache pageCache, org.neo4j.io.fs.FileSystemAbstraction fs, org.neo4j.index.internal.gbptree.RecoveryCleanupWorkCollector recoveryCleanupWorkCollector, org.neo4j.kernel.api.index.IndexProvider.Monitor monitor, TemporalIndexFiles temporalIndexFiles, boolean readOnly) throws java.io.IOException
internal TemporalIndexAccessor(StoreIndexDescriptor descriptor, IndexSamplingConfig samplingConfig, PageCache pageCache, FileSystemAbstraction fs, RecoveryCleanupWorkCollector recoveryCleanupWorkCollector, IndexProvider.Monitor monitor, TemporalIndexFiles temporalIndexFiles, bool readOnly) : base(new PartFactory(pageCache, fs, recoveryCleanupWorkCollector, monitor, descriptor, samplingConfig, temporalIndexFiles, readOnly))
{
this._descriptor = descriptor;
temporalIndexFiles.LoadExistingIndexes(this);
}
