public override void Process <T1>(IndexEntryUpdate <T1> update)
{
Pair <IndexPopulation, IndexUpdater> pair = PopulationsWithUpdaters[update.IndexKey().schema()];
if (pair != null)
{
IndexPopulation population = pair.First();
IndexUpdater updater = pair.Other();
try
{
population.Populator.includeSample(update);
updater.Process(update);
}
catch (Exception t)
{
try
{
updater.Close();
}
catch (Exception ce)
{
Log.error(format("Failed to close index updater: [%s]", updater), ce);
}
PopulationsWithUpdaters.Remove(update.IndexKey().schema());
MultipleIndexPopulator.fail(population, t);
}
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testFailPopulator() throws org.neo4j.kernel.api.exceptions.index.FlipFailedKernelException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void TestFailPopulator()
{
IndexPopulator indexPopulator1 = CreateIndexPopulator();
IndexPopulator indexPopulator2 = CreateIndexPopulator();
AddPopulator(indexPopulator1, 1);
AddPopulator(indexPopulator2, 2);
_multipleIndexPopulator.fail(PopulatorException);
CheckPopulatorFailure(indexPopulator1);
CheckPopulatorFailure(indexPopulator2);
}
/// <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));
}
}
