public IndexPopulationJob(MultipleIndexPopulator multiPopulator, IndexingService.Monitor monitor, bool verifyBeforeFlipping)
{
this._multiPopulator = multiPopulator;
this._monitor = monitor;
this._verifyBeforeFlipping = verifyBeforeFlipping;
this._memoryAllocationTracker = new ThreadSafePeakMemoryAllocationTracker(GlobalMemoryTracker.INSTANCE);
this._bufferFactory = new ByteBufferFactory(() => new UnsafeDirectByteBufferAllocator(_memoryAllocationTracker), parseBlockSize());
}
//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);
}
}
}