private void MaybePurge()
{
if (countUntilPurge.GetAndDecrement() == 0)
{
Purge();
}
}
public override void Run()
{
DirectoryReader reader = null;
bool success = false;
try
{
Random random = Random;
while (numUpdates.GetAndDecrement() > 0)
{
double group = random.NextDouble();
Term t;
if (group < 0.1)
{
t = new Term("updKey", "g0");
}
else if (group < 0.5)
{
t = new Term("updKey", "g1");
}
else if (group < 0.8)
{
t = new Term("updKey", "g2");
}
else
{
t = new Term("updKey", "g3");
}
// System.out.println("[" + Thread.currentThread().getName() + "] numUpdates=" + numUpdates + " updateTerm=" + t);
if (random.NextBoolean()) // sometimes unset a value
{
// System.err.println("[" + Thread.currentThread().getName() + "] t=" + t + ", f=" + f + ", updValue=UNSET");
writer.UpdateBinaryDocValue(t, f, null);
writer.UpdateNumericDocValue(t, cf, null);
}
else
{
long updValue = random.Next();
// System.err.println("[" + Thread.currentThread().getName() + "] t=" + t + ", f=" + f + ", updValue=" + updValue);
writer.UpdateBinaryDocValue(t, f, TestBinaryDocValuesUpdates.ToBytes(updValue));
writer.UpdateNumericDocValue(t, cf, updValue * 2);
}
if (random.NextDouble() < 0.2)
{
// delete a random document
int doc = random.Next(numDocs);
// System.out.println("[" + Thread.currentThread().getName() + "] deleteDoc=doc" + doc);
writer.DeleteDocuments(new Term("id", "doc" + doc));
}
if (random.NextDouble() < 0.05) // commit every 20 updates on average
{
// System.out.println("[" + Thread.currentThread().getName() + "] commit");
writer.Commit();
}
if (random.NextDouble() < 0.1) // reopen NRT reader (apply updates), on average once every 10 updates
{
if (reader is null)
{
// System.out.println("[" + Thread.currentThread().getName() + "] open NRT");
reader = DirectoryReader.Open(writer, true);
}
else
{
// System.out.println("[" + Thread.currentThread().getName() + "] reopen NRT");
DirectoryReader r2 = DirectoryReader.OpenIfChanged(reader, writer, true);
if (r2 != null)
{
reader.Dispose();
reader = r2;
}
}
}
}
// System.out.println("[" + Thread.currentThread().getName() + "] DONE");
success = true;
}
catch (Exception e) when(e.IsIOException())
{
throw RuntimeException.Create(e);
}
finally
{
if (reader != null)
{
try
{
reader.Dispose();
}
catch (Exception e) when(e.IsIOException())
{
if (success) // suppress this exception only if there was another exception
{
throw RuntimeException.Create(e);
}
}
}
done.Signal();
}
}
