//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testCancelPopulation() throws org.neo4j.kernel.api.exceptions.index.FlipFailedKernelException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void TestCancelPopulation()
{
IndexPopulator indexPopulator1 = CreateIndexPopulator();
IndexPopulator indexPopulator2 = CreateIndexPopulator();
AddPopulator(indexPopulator1, 1);
AddPopulator(indexPopulator2, 2);
_multipleIndexPopulator.cancel();
verify(_indexStoreView, times(2)).replaceIndexCounts(anyLong(), eq(0L), eq(0L), eq(0L));
verify(indexPopulator1).close(false);
verify(indexPopulator2).close(false);
}
/// <summary>
/// Scans the store using store view and populates all participating <seealso cref="IndexPopulator"/> with data relevant to
/// each index.
/// The scan continues as long as there's at least one non-failed populator.
/// </summary>
public override void Run()
{
string oldThreadName = currentThread().Name;
try
{
if (!_multiPopulator.hasPopulators())
{
return;
}
if (_storeScan != null)
{
throw new System.InvalidOperationException("Population already started.");
}
currentThread().Name = "Index populator";
try
{
_multiPopulator.create();
_multiPopulator.resetIndexCounts();
_monitor.indexPopulationScanStarting();
IndexAllEntities();
_monitor.indexPopulationScanComplete();
if (_cancelled)
{
_multiPopulator.cancel();
// We remain in POPULATING state
return;
}
_multiPopulator.flipAfterPopulation(_verifyBeforeFlipping);
}
catch (Exception t)
{
_multiPopulator.fail(t);
}
}
finally
{
// will only close "additional" resources, not the actual populators, since that's managed by flip
Runnables.runAll("Failed to close resources in IndexPopulationJob", () => _multiPopulator.close(true), () => _monitor.populationJobCompleted(_memoryAllocationTracker.peakMemoryUsage()), _bufferFactory.close, _doneSignal.countDown, () => currentThread().setName(oldThreadName));
}
}