//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void mustCountFlushes()
internal virtual void MustCountFlushes()
{
using (MajorFlushEvent cacheFlush = _tracer.beginCacheFlush())
{
cacheFlush.FlushEventOpportunity().beginFlush(0, 0, _swapper).done();
cacheFlush.FlushEventOpportunity().beginFlush(0, 0, _swapper).done();
cacheFlush.FlushEventOpportunity().beginFlush(0, 0, _swapper).done();
}
AssertCounts(0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0d);
using (MajorFlushEvent fileFlush = _tracer.beginFileFlush(_swapper))
{
fileFlush.FlushEventOpportunity().beginFlush(0, 0, _swapper).done();
fileFlush.FlushEventOpportunity().beginFlush(0, 0, _swapper).done();
fileFlush.FlushEventOpportunity().beginFlush(0, 0, _swapper).done();
}
AssertCounts(0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0d);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void flushAndForce(org.neo4j.io.pagecache.IOLimiter limiter) throws java.io.IOException
public override void FlushAndForce(IOLimiter limiter)
{
if (limiter == null)
{
throw new System.ArgumentException("IOLimiter cannot be null");
}
IList <PagedFile> files = ListExistingMappings();
using (MajorFlushEvent ignored = _pageCacheTracer.beginCacheFlush())
{
if (limiter.Limited)
{
FlushAllPages(files, limiter);
}
else
{
FlushAllPagesParallel(files, limiter);
}
SyncDevice();
}
ClearEvictorException();
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void flushFile(MuninnPagedFile muninnPagedFile, org.neo4j.io.pagecache.IOLimiter limiter) throws java.io.IOException
private void FlushFile(MuninnPagedFile muninnPagedFile, IOLimiter limiter)
{
try
{
using (MajorFlushEvent fileFlush = _pageCacheTracer.beginFileFlush(muninnPagedFile.Swapper))
{
FlushEventOpportunity flushOpportunity = fileFlush.FlushEventOpportunity();
muninnPagedFile.FlushAndForceInternal(flushOpportunity, false, limiter);
}
}
catch (ClosedChannelException e)
{
if (muninnPagedFile.RefCount > 0)
{
// The file is not supposed to be closed, since we have a positive ref-count, yet we got a
// ClosedChannelException anyway? It's an odd situation, so let's tell the outside world about
// this failure.
throw e;
}
// Otherwise: The file was closed while we were trying to flush it. Since unmapping implies a flush
// anyway, we can safely assume that this is not a problem. The file was flushed, and it doesn't
// really matter how that happened. We'll ignore this exception.
}
}
