//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCloseGlobalAllocationsOnClose()
internal virtual void ShouldCloseGlobalAllocationsOnClose()
{
// given
ByteBufferFactory.Allocator allocator = mock(typeof(ByteBufferFactory.Allocator));
when(allocator.Allocate(anyInt())).thenAnswer(invocationOnMock => ByteBuffer.allocate(invocationOnMock.getArgument(0)));
ByteBufferFactory factory = new ByteBufferFactory(() => allocator, 100);
// when doing some allocations that are counted as global
factory.AcquireThreadLocalBuffer();
factory.ReleaseThreadLocalBuffer();
factory.AcquireThreadLocalBuffer();
factory.ReleaseThreadLocalBuffer();
factory.GlobalAllocator().allocate(123);
factory.GlobalAllocator().allocate(456);
// and closing it
factory.Close();
// then
InOrder inOrder = inOrder(allocator);
inOrder.verify(allocator, times(1)).allocate(100);
inOrder.verify(allocator, times(1)).allocate(123);
inOrder.verify(allocator, times(1)).allocate(456);
inOrder.verify(allocator, times(1)).close();
inOrder.verifyNoMoreInteractions();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldShareThreadLocalBuffersStressfully() throws Throwable
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldShareThreadLocalBuffersStressfully()
{
// given
ByteBufferFactory factory = new ByteBufferFactory(() => HEAP_ALLOCATOR, 1024);
Race race = new Race();
int threads = 10;
IList <ISet <ByteBuffer> > seenBuffers = new List <ISet <ByteBuffer> >();
for (int i = 0; i < threads; i++)
{
HashSet <ByteBuffer> seen = new HashSet <ByteBuffer>();
seenBuffers.Add(seen);
race.AddContestant(() =>
{
for (int j = 0; j < 1000; j++)
{
ByteBuffer buffer = factory.AcquireThreadLocalBuffer();
assertNotNull(buffer);
seen.Add(buffer);
factory.ReleaseThreadLocalBuffer();
}
}, 1);
}
// when
race.Go();
// then
for (int i = 0; i < threads; i++)
{
assertEquals(1, seenBuffers[i].Count);
}
factory.Close();
}
internal BlockBasedIndexPopulator(PageCache pageCache, FileSystemAbstraction fs, File file, IndexLayout <KEY, VALUE> layout, IndexProvider.Monitor monitor, StoreIndexDescriptor descriptor, IndexSpecificSpaceFillingCurveSettingsCache spatialSettings, IndexDirectoryStructure directoryStructure, IndexDropAction dropAction, bool archiveFailedIndex, ByteBufferFactory bufferFactory, int mergeFactor, BlockStorage.Monitor blockStorageMonitor) : base(pageCache, fs, file, layout, monitor, descriptor, new SpaceFillingCurveSettingsWriter(spatialSettings))
{
this._directoryStructure = directoryStructure;
this._dropAction = dropAction;
this._archiveFailedIndex = archiveFailedIndex;
this._mergeFactor = mergeFactor;
this._blockStorageMonitor = blockStorageMonitor;
this._scanUpdates = ThreadLocal.withInitial(this.newThreadLocalBlockStorage);
this._bufferFactory = bufferFactory;
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldFailAcquireThreadLocalBufferIfAlreadyAcquired()
internal virtual void ShouldFailAcquireThreadLocalBufferIfAlreadyAcquired()
{
// given
ByteBufferFactory factory = new ByteBufferFactory(() => HEAP_ALLOCATOR, 1024);
factory.AcquireThreadLocalBuffer();
// when/then
assertThrows(typeof(System.InvalidOperationException), factory.acquireThreadLocalBuffer);
factory.Close();
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: BlockStorage(org.neo4j.index.internal.gbptree.Layout<KEY,VALUE> layout, ByteBufferFactory bufferFactory, org.neo4j.io.fs.FileSystemAbstraction fs, java.io.File blockFile, Monitor monitor) throws java.io.IOException
internal BlockStorage(Layout <KEY, VALUE> layout, ByteBufferFactory bufferFactory, FileSystemAbstraction fs, File blockFile, Monitor monitor)
{
this._layout = layout;
this._fs = fs;
this._blockFile = blockFile;
this._monitor = monitor;
this._blockSize = bufferFactory.BufferSize();
this._bufferedEntries = Lists.mutable.empty();
this._bufferFactory = bufferFactory;
this._comparator = (e0, e1) => layout.Compare(e0.key(), e1.key());
this._storeChannel = fs.Create(blockFile);
ResetBufferedEntries();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCreateNewInstancesOfLocalAllocators()
internal virtual void ShouldCreateNewInstancesOfLocalAllocators()
{
// given
System.Func <ByteBufferFactory.Allocator> allocator = mock(typeof(System.Func));
when(allocator()).thenAnswer(invocationOnMock => mock(typeof(ByteBufferFactory.Allocator)));
ByteBufferFactory factory = new ByteBufferFactory(allocator, 100);
// when
ByteBufferFactory.Allocator localAllocator1 = factory.NewLocalAllocator();
ByteBufferFactory.Allocator localAllocator2 = factory.NewLocalAllocator();
localAllocator2.Close();
ByteBufferFactory.Allocator localAllocator3 = factory.NewLocalAllocator();
// then
assertNotSame(localAllocator1, localAllocator2);
assertNotSame(localAllocator2, localAllocator3);
assertNotSame(localAllocator1, localAllocator3);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldDeallocateAllAllocatedMemoryOnDrop() throws org.neo4j.kernel.api.exceptions.index.IndexEntryConflictException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldDeallocateAllAllocatedMemoryOnDrop()
{
// given
ThreadSafePeakMemoryAllocationTracker memoryTracker = new ThreadSafePeakMemoryAllocationTracker(new LocalMemoryTracker());
ByteBufferFactory bufferFactory = new ByteBufferFactory(() => new UnsafeDirectByteBufferAllocator(memoryTracker), 100);
BlockBasedIndexPopulator <GenericKey, NativeIndexValue> populator = InstantiatePopulator(NO_MONITOR, bufferFactory);
bool closed = false;
try
{
// when
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: java.util.Collection<org.neo4j.kernel.api.index.IndexEntryUpdate<?>> updates = batchOfUpdates();
ICollection <IndexEntryUpdate <object> > updates = BatchOfUpdates();
populator.Add(updates);
int nextId = updates.Count;
ExternalUpdates(populator, nextId, nextId + 10);
nextId = nextId + 10;
long memoryBeforeScanCompleted = memoryTracker.UsedDirectMemory();
populator.ScanCompleted(nullInstance);
ExternalUpdates(populator, nextId, nextId + 10);
// then
assertTrue("expected some memory to have been temporarily allocated in scanCompleted", memoryTracker.PeakMemoryUsage() > memoryBeforeScanCompleted);
populator.Drop();
closed = true;
assertEquals("expected all allocated memory to have been freed on drop", memoryBeforeScanCompleted, memoryTracker.UsedDirectMemory());
bufferFactory.Close();
assertEquals(0, memoryTracker.UsedDirectMemory());
}
finally
{
if (!closed)
{
populator.Close(true);
}
}
}
internal GenericBlockBasedIndexPopulator(PageCache pageCache, FileSystemAbstraction fs, File file, IndexLayout <GenericKey, NativeIndexValue> layout, IndexProvider.Monitor monitor, StoreIndexDescriptor descriptor, IndexSpecificSpaceFillingCurveSettingsCache spatialSettings, IndexDirectoryStructure directoryStructure, SpaceFillingCurveConfiguration configuration, IndexDropAction dropAction, bool archiveFailedIndex, ByteBufferFactory bufferFactory) : base(pageCache, fs, file, layout, monitor, descriptor, spatialSettings, directoryStructure, dropAction, archiveFailedIndex, bufferFactory)
{
this._spatialSettings = spatialSettings;
this._configuration = configuration;
}
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));
}
protected internal override IndexPopulator NewIndexPopulator(File storeFile, GenericLayout layout, StoreIndexDescriptor descriptor, ByteBufferFactory bufferFactory)
{
if (_blockBasedPopulation)
{
return(new GenericBlockBasedIndexPopulator(PageCache, Fs, storeFile, layout, Monitor, descriptor, layout.SpaceFillingCurveSettings, directoryStructure(), _configuration, _dropAction, _archiveFailedIndex, bufferFactory));
}
return(new WorkSyncedNativeIndexPopulator <>(new GenericNativeIndexPopulator(PageCache, Fs, storeFile, layout, Monitor, descriptor, layout.SpaceFillingCurveSettings, directoryStructure(), _configuration, _dropAction, _archiveFailedIndex)));
}
private BlockBasedIndexPopulator <GenericKey, NativeIndexValue> InstantiatePopulator(BlockStorage.Monitor monitor, ByteBufferFactory bufferFactory)
{
Config config = Config.defaults();
ConfiguredSpaceFillingCurveSettingsCache settingsCache = new ConfiguredSpaceFillingCurveSettingsCache(config);
IndexSpecificSpaceFillingCurveSettingsCache spatialSettings = new IndexSpecificSpaceFillingCurveSettingsCache(settingsCache, new Dictionary <Org.Neo4j.Values.Storable.CoordinateReferenceSystem, SpaceFillingCurveSettings>());
GenericLayout layout = new GenericLayout(1, spatialSettings);
BlockBasedIndexPopulator <GenericKey, NativeIndexValue> populator = new BlockBasedIndexPopulatorAnonymousInnerClass(this, Storage.pageCache(), _fs, _indexFile, layout, EMPTY, _indexDescriptor, spatialSettings, _directoryStructure, _dropAction, bufferFactory, monitor);
populator.Create();
return(populator);
}
protected internal override IndexPopulator NewIndexPopulator(File storeFile, NumberLayout layout, StoreIndexDescriptor descriptor, ByteBufferFactory bufferFactory)
{
return(new WorkSyncedNativeIndexPopulator <>(new NumberIndexPopulator(PageCache, Fs, storeFile, layout, Monitor, descriptor)));
}
protected internal abstract IndexPopulator NewIndexPopulator(File storeFile, LAYOUT layout, StoreIndexDescriptor descriptor, ByteBufferFactory bufferFactory);
public override IndexPopulator GetPopulator(StoreIndexDescriptor descriptor, IndexSamplingConfig samplingConfig, ByteBufferFactory bufferFactory)
{
if (ReadOnly)
{
throw new System.NotSupportedException("Can't create populator for read only index");
}
File storeFile = NativeIndexFileFromIndexId(descriptor.Id);
return(NewIndexPopulator(storeFile, Layout(descriptor, null), descriptor, bufferFactory));
}
internal BlockBasedIndexPopulator(PageCache pageCache, FileSystemAbstraction fs, File file, IndexLayout <KEY, VALUE> layout, IndexProvider.Monitor monitor, StoreIndexDescriptor descriptor, IndexSpecificSpaceFillingCurveSettingsCache spatialSettings, IndexDirectoryStructure directoryStructure, IndexDropAction dropAction, bool archiveFailedIndex, ByteBufferFactory bufferFactory) : this(pageCache, fs, file, layout, monitor, descriptor, spatialSettings, directoryStructure, dropAction, archiveFailedIndex, bufferFactory, FeatureToggles.getInteger(typeof(BlockBasedIndexPopulator), "mergeFactor", 8), NO_MONITOR)
{
}