//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: ThreadLocalBlockStorage(int id) throws java.io.IOException
internal ThreadLocalBlockStorage(BlockBasedIndexPopulator <KEY, VALUE> outerInstance, int id) : base(outerInstance.blockStorageMonitor)
{
this._outerInstance = outerInstance;
File blockFile = new File(storeFile.ParentFile, storeFile.Name + ".scan-" + id);
this.BlockStorage = new BlockStorage <KEY, VALUE>(layout, outerInstance.bufferFactory, fileSystem, blockFile, this);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void mergeScanUpdates() throws InterruptedException, java.util.concurrent.ExecutionException, java.io.IOException
private void MergeScanUpdates()
{
ExecutorService executorService = Executors.newFixedThreadPool(_allScanUpdates.Count);
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: java.util.List<java.util.concurrent.Future<?>> mergeFutures = new java.util.ArrayList<>();
IList <Future <object> > mergeFutures = new List <Future <object> >();
foreach (ThreadLocalBlockStorage part in _allScanUpdates)
{
BlockStorage <KEY, VALUE> scanUpdates = part.BlockStorage;
// Call doneAdding here so that the buffer it allocates if it needs to flush something will be shared with other indexes
scanUpdates.DoneAdding();
mergeFutures.Add(executorService.submit(() =>
{
scanUpdates.Merge(_mergeFactor, _cancellation);
return(null);
}));
}
executorService.shutdown();
while (!executorService.awaitTermination(1, TimeUnit.SECONDS))
{
// just wait longer
}
// Let potential exceptions in the merge threads have a chance to propagate
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: for (java.util.concurrent.Future<?> mergeFuture : mergeFutures)
foreach (Future <object> mergeFuture in mergeFutures)
{
mergeFuture.get();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldNoticeCancelRequest() throws java.io.IOException, java.util.concurrent.ExecutionException, InterruptedException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldNoticeCancelRequest()
{
// given
Org.Neo4j.Test.Barrier_Control barrier = new Org.Neo4j.Test.Barrier_Control();
TrackingMonitor monitor = new TrackingMonitorAnonymousInnerClass(this, barrier);
int blocks = 10;
int mergeFactor = 2;
MutableLongSet uniqueKeys = new LongHashSet();
AtomicBoolean cancelled = new AtomicBoolean();
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(100), _fileSystem, _file, monitor), OtherThreadExecutor <Void> t2 = new OtherThreadExecutor <Void>("T2", null))
{
while (monitor.BlockFlushedCallCount < blocks)
{
storage.Add(UniqueKey(uniqueKeys), new MutableLong());
}
storage.DoneAdding();
// when starting to merge
Future <object> merge = t2.ExecuteDontWait(command(() => storage.merge(mergeFactor, cancelled.get)));
barrier.AwaitUninterruptibly();
// one merge iteration have now been done, set the cancellation flag
cancelled.set(true);
barrier.Release();
merge.get();
}
// then there should not be any more merge iterations done, i.e. merge was cancelled
assertEquals(1, monitor.MergeIterationCallCount);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldSortAndAddMultipleEntriesInLastBlock() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldSortAndAddMultipleEntriesInLastBlock()
{
// given
TrackingMonitor monitor = new TrackingMonitor();
int blockSize = 1_000;
IList <BlockEntry <MutableLong, MutableLong> > expected = new List <BlockEntry <MutableLong, MutableLong> >();
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(blockSize), _fileSystem, _file, monitor))
{
// when
for (int i = 0; i < 10; i++)
{
long keyNumber = Random.nextLong(10_000_000);
MutableLong key = new MutableLong(keyNumber);
MutableLong value = new MutableLong(i);
storage.Add(key, value);
expected.Add(new BlockEntry <>(key, value));
}
storage.DoneAdding();
// then
Sort(expected);
AssertContents(_layout, storage, singletonList(expected));
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCreateAndCloseTheBlockFile() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldCreateAndCloseTheBlockFile()
{
// given
assertFalse(_fileSystem.fileExists(_file));
using (BlockStorage <MutableLong, MutableLong> ignored = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(100), _fileSystem, _file, NO_MONITOR))
{
// then
assertTrue(_fileSystem.fileExists(_file));
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldNotAcceptAddedEntriesAfterDoneAdding() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldNotAcceptAddedEntriesAfterDoneAdding()
{
// given
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(100), _fileSystem, _file, NO_MONITOR))
{
// when
storage.DoneAdding();
// then
assertThrows(typeof(System.InvalidOperationException), () => storage.add(new MutableLong(0), new MutableLong(1)));
}
}
public override void Add <T1>(ICollection <T1> updates) where T1 : Org.Neo4j.Kernel.Api.Index.IndexEntryUpdate <T1>
{
if (updates.Count > 0)
{
BlockStorage <KEY, VALUE> blockStorage = _scanUpdates.get().blockStorage;
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: for (org.neo4j.kernel.api.index.IndexEntryUpdate<?> update : updates)
foreach (IndexEntryUpdate <object> update in updates)
{
StoreUpdate(update, blockStorage);
}
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCalculateCorrectNumberOfEntriesToWriteDuringMerge()
internal virtual void ShouldCalculateCorrectNumberOfEntriesToWriteDuringMerge()
{
// when
long entryCountForOneBlock = BlockStorage.CalculateNumberOfEntriesWrittenDuringMerges(100, 1, 2);
long entryCountForMergeFactorBlocks = BlockStorage.CalculateNumberOfEntriesWrittenDuringMerges(100, 4, 4);
long entryCountForMoreThanMergeFactorBlocks = BlockStorage.CalculateNumberOfEntriesWrittenDuringMerges(100, 5, 4);
long entryCountForThreeFactorsMergeFactorBlocks = BlockStorage.CalculateNumberOfEntriesWrittenDuringMerges(100, 4 * 4 * 4 - 3, 4);
// then
assertEquals(0, entryCountForOneBlock);
assertEquals(100, entryCountForMergeFactorBlocks);
assertEquals(200, entryCountForMoreThanMergeFactorBlocks);
assertEquals(300, entryCountForThreeFactorsMergeFactorBlocks);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldNotFlushAnythingOnEmptyBufferInDoneAdding() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldNotFlushAnythingOnEmptyBufferInDoneAdding()
{
// given
TrackingMonitor monitor = new TrackingMonitor();
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(100), _fileSystem, _file, monitor))
{
// when
storage.DoneAdding();
// then
assertEquals(0, monitor.BlockFlushedCallCount);
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private java.util.List<BlockEntry<org.apache.commons.lang3.mutable.MutableLong,org.apache.commons.lang3.mutable.MutableLong>> addEntries(BlockStorage<org.apache.commons.lang3.mutable.MutableLong,org.apache.commons.lang3.mutable.MutableLong> storage, int numberOfEntries) throws java.io.IOException
private IList <BlockEntry <MutableLong, MutableLong> > AddEntries(BlockStorage <MutableLong, MutableLong> storage, int numberOfEntries)
{
MutableLongSet uniqueKeys = LongSets.mutable.empty();
IList <BlockEntry <MutableLong, MutableLong> > entries = new List <BlockEntry <MutableLong, MutableLong> >();
for (int i = 0; i < numberOfEntries; i++)
{
MutableLong key = UniqueKey(uniqueKeys);
MutableLong value = new MutableLong(Random.nextLong(10_000_000));
storage.Add(key, value);
entries.Add(new BlockEntry <>(key, value));
}
Sort(entries);
return(entries);
}
private void StoreUpdate(long entityId, Value[] values, BlockStorage <KEY, VALUE> blockStorage)
{
try
{
KEY key = layout.newKey();
VALUE value = layout.newValue();
initializeKeyFromUpdate(key, entityId, values);
value.From(values);
blockStorage.Add(key, value);
}
catch (IOException e)
{
throw new UncheckedIOException(e);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldSortAndAddMultipleEntriesInMultipleBlocks() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldSortAndAddMultipleEntriesInMultipleBlocks()
{
// given
TrackingMonitor monitor = new TrackingMonitor();
int blockSize = 1_000;
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(blockSize), _fileSystem, _file, monitor))
{
// when
IList <IList <BlockEntry <MutableLong, MutableLong> > > expectedBlocks = AddACoupleOfBlocksOfEntries(monitor, storage, 3);
// then
AssertContents(_layout, storage, expectedBlocks);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldMergeWhenEmpty() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldMergeWhenEmpty()
{
// given
TrackingMonitor monitor = new TrackingMonitor();
int blockSize = 1_000;
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(blockSize), _fileSystem, _file, monitor))
{
// when
storage.Merge(RandomMergeFactor(), NOT_CANCELLABLE);
// then
assertEquals(0, monitor.MergeIterationCallCount);
AssertContents(_layout, storage, emptyList());
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldOnlyLeaveSingleFileAfterMerge() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldOnlyLeaveSingleFileAfterMerge()
{
TrackingMonitor monitor = new TrackingMonitor();
int blockSize = 1_000;
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(blockSize), _fileSystem, _file, monitor))
{
int numberOfBlocks = Random.Next(100) + 2;
AddACoupleOfBlocksOfEntries(monitor, storage, numberOfBlocks);
storage.DoneAdding();
// when
storage.Merge(2, NOT_CANCELLABLE);
// then
File[] files = _fileSystem.listFiles(Directory.directory());
assertEquals(1, Files.Length, "Expected only a single file to exist after merge.");
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldMergeSingleBlock() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldMergeSingleBlock()
{
// given
TrackingMonitor monitor = new TrackingMonitor();
int blockSize = 1_000;
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(blockSize), _fileSystem, _file, monitor))
{
IList <IList <BlockEntry <MutableLong, MutableLong> > > expectedBlocks = singletonList(AddEntries(storage, 4));
storage.DoneAdding();
// when
storage.Merge(RandomMergeFactor(), NOT_CANCELLABLE);
// then
assertEquals(0, monitor.MergeIterationCallCount);
AssertContents(_layout, storage, expectedBlocks);
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void assertContents(org.neo4j.index.internal.gbptree.SimpleLongLayout layout, BlockStorage<org.apache.commons.lang3.mutable.MutableLong,org.apache.commons.lang3.mutable.MutableLong> storage, Iterable<java.util.List<BlockEntry<org.apache.commons.lang3.mutable.MutableLong,org.apache.commons.lang3.mutable.MutableLong>>> expectedBlocks) throws java.io.IOException
private void AssertContents(SimpleLongLayout layout, BlockStorage <MutableLong, MutableLong> storage, IEnumerable <IList <BlockEntry <MutableLong, MutableLong> > > expectedBlocks)
{
using (BlockReader <MutableLong, MutableLong> reader = storage.Reader())
{
foreach (IList <BlockEntry <MutableLong, MutableLong> > expectedBlock in expectedBlocks)
{
using (BlockEntryReader <MutableLong, MutableLong> block = reader.NextBlock(HEAP_ALLOCATOR.allocate(1024)))
{
assertNotNull(block);
assertEquals(expectedBlock.Count, block.EntryCount());
foreach (BlockEntry <MutableLong, MutableLong> expectedEntry in expectedBlock)
{
assertTrue(block.Next());
assertEquals(0, layout.Compare(expectedEntry.Key(), block.Key()));
assertEquals(expectedEntry.Value(), block.Value());
}
}
}
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldMergeMultipleBlocks() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldMergeMultipleBlocks()
{
// given
TrackingMonitor monitor = new TrackingMonitor();
int blockSize = 1_000;
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(blockSize), _fileSystem, _file, monitor))
{
int numberOfBlocks = Random.Next(100) + 2;
IList <IList <BlockEntry <MutableLong, MutableLong> > > expectedBlocks = AddACoupleOfBlocksOfEntries(monitor, storage, numberOfBlocks);
storage.DoneAdding();
// when
storage.Merge(RandomMergeFactor(), NOT_CANCELLABLE);
// then
AssertContents(_layout, storage, AsOneBigBlock(expectedBlocks));
assertThat(monitor.TotalEntriesToMerge, greaterThanOrEqualTo(monitor.EntryAddedCallCount));
assertEquals(monitor.TotalEntriesToMerge, monitor.EntriesMergedConflict);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldAddSingleEntryInLastBlock() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldAddSingleEntryInLastBlock()
{
// given
TrackingMonitor monitor = new TrackingMonitor();
int blockSize = 100;
MutableLong key = new MutableLong(10);
MutableLong value = new MutableLong(20);
using (BlockStorage <MutableLong, MutableLong> storage = new BlockStorage <MutableLong, MutableLong>(_layout, heapBufferFactory(blockSize), _fileSystem, _file, monitor))
{
// when
storage.Add(key, value);
storage.DoneAdding();
// then
assertEquals(1, monitor.BlockFlushedCallCount);
assertEquals(1, monitor.LastKeyCount);
assertEquals(BlockStorage.BlockHeaderSize + monitor.TotalEntrySize, monitor.LastNumberOfBytes);
assertEquals(blockSize, monitor.LastPositionAfterFlush);
assertThat(monitor.LastNumberOfBytes, lessThan(blockSize));
AssertContents(_layout, storage, singletonList(singletonList(new BlockEntry <>(key, value))));
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private java.util.List<java.util.List<BlockEntry<org.apache.commons.lang3.mutable.MutableLong,org.apache.commons.lang3.mutable.MutableLong>>> addACoupleOfBlocksOfEntries(TrackingMonitor monitor, BlockStorage<org.apache.commons.lang3.mutable.MutableLong,org.apache.commons.lang3.mutable.MutableLong> storage, int numberOfBlocks) throws java.io.IOException
private IList <IList <BlockEntry <MutableLong, MutableLong> > > AddACoupleOfBlocksOfEntries(TrackingMonitor monitor, BlockStorage <MutableLong, MutableLong> storage, int numberOfBlocks)
{
Debug.Assert(numberOfBlocks != 1);
MutableLongSet uniqueKeys = LongSets.mutable.empty();
IList <IList <BlockEntry <MutableLong, MutableLong> > > expected = new List <IList <BlockEntry <MutableLong, MutableLong> > >();
IList <BlockEntry <MutableLong, MutableLong> > currentExpected = new List <BlockEntry <MutableLong, MutableLong> >();
long currentBlock = 0;
while (monitor.BlockFlushedCallCount < numberOfBlocks - 1)
{
MutableLong key = UniqueKey(uniqueKeys);
MutableLong value = new MutableLong(Random.nextLong(10_000_000));
storage.Add(key, value);
if (monitor.BlockFlushedCallCount > currentBlock)
{
Sort(currentExpected);
expected.Add(currentExpected);
currentExpected = new List <BlockEntry <MutableLong, MutableLong> >();
currentBlock = monitor.BlockFlushedCallCount;
}
currentExpected.Add(new BlockEntry <>(key, value));
}
storage.DoneAdding();
if (currentExpected.Count > 0)
{
expected.Add(currentExpected);
}
return(expected);
}
private void StoreUpdate <T1>(IndexEntryUpdate <T1> update, BlockStorage <KEY, VALUE> blockStorage)
{
StoreUpdate(update.EntityId, update.Values(), blockStorage);
}
public Monitor_Fields(BlockStorage <KEY, VALUE> outerInstance)
{
this._outerInstance = outerInstance;
}
public Monitor_Adapter(BlockStorage <KEY, VALUE> outerInstance)
{
this._outerInstance = outerInstance;
}
internal Monitor_Delegate(BlockStorage <KEY, VALUE> outerInstance, Monitor actual)
{
this._outerInstance = outerInstance;
this.Actual = actual;
}
