public virtual void TestNumberOfTransactionsWithGaps()
{
NamespaceInfo nsi = NewNSInfo();
BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf, BKJMUtil.CreateJournalURI
("/hdfsjournal-gaps"), nsi);
bkjm.Format(nsi);
long txid = 1;
for (long i = 0; i < 3; i++)
{
long start = txid;
EditLogOutputStream @out = bkjm.StartLogSegment(start, NameNodeLayoutVersion.CurrentLayoutVersion
);
for (long j = 1; j <= DefaultSegmentSize; j++)
{
FSEditLogOp op = FSEditLogTestUtil.GetNoOpInstance();
op.SetTransactionId(txid++);
@out.Write(op);
}
@out.Close();
bkjm.FinalizeLogSegment(start, txid - 1);
NUnit.Framework.Assert.IsNotNull(zkc.Exists(bkjm.FinalizedLedgerZNode(start, txid
- 1), false));
}
zkc.Delete(bkjm.FinalizedLedgerZNode(DefaultSegmentSize + 1, DefaultSegmentSize *
2), -1);
long numTrans = bkjm.GetNumberOfTransactions(1, true);
NUnit.Framework.Assert.AreEqual(DefaultSegmentSize, numTrans);
try
{
numTrans = bkjm.GetNumberOfTransactions(DefaultSegmentSize + 1, true);
NUnit.Framework.Assert.Fail("Should have thrown corruption exception by this point"
);
}
catch (JournalManager.CorruptionException)
{
}
// if we get here, everything is going good
numTrans = bkjm.GetNumberOfTransactions((DefaultSegmentSize * 2) + 1, true);
NUnit.Framework.Assert.AreEqual(DefaultSegmentSize, numTrans);
}
public virtual void TestNumberOfTransactionsWithInprogressAtEnd()
{
NamespaceInfo nsi = NewNSInfo();
BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf, BKJMUtil.CreateJournalURI
("/hdfsjournal-inprogressAtEnd"), nsi);
bkjm.Format(nsi);
long txid = 1;
for (long i = 0; i < 3; i++)
{
long start = txid;
EditLogOutputStream @out = bkjm.StartLogSegment(start, NameNodeLayoutVersion.CurrentLayoutVersion
);
for (long j = 1; j <= DefaultSegmentSize; j++)
{
FSEditLogOp op = FSEditLogTestUtil.GetNoOpInstance();
op.SetTransactionId(txid++);
@out.Write(op);
}
@out.Close();
bkjm.FinalizeLogSegment(start, (txid - 1));
NUnit.Framework.Assert.IsNotNull(zkc.Exists(bkjm.FinalizedLedgerZNode(start, (txid
- 1)), false));
}
long start_1 = txid;
EditLogOutputStream out_1 = bkjm.StartLogSegment(start_1, NameNodeLayoutVersion.CurrentLayoutVersion
);
for (long j_1 = 1; j_1 <= DefaultSegmentSize / 2; j_1++)
{
FSEditLogOp op = FSEditLogTestUtil.GetNoOpInstance();
op.SetTransactionId(txid++);
out_1.Write(op);
}
out_1.SetReadyToFlush();
out_1.Flush();
out_1.Abort();
out_1.Close();
long numTrans = bkjm.GetNumberOfTransactions(1, true);
NUnit.Framework.Assert.AreEqual((txid - 1), numTrans);
}
public virtual void TestNumberOfTransactions()
{
NamespaceInfo nsi = NewNSInfo();
BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf, BKJMUtil.CreateJournalURI
("/hdfsjournal-txncount"), nsi);
bkjm.Format(nsi);
EditLogOutputStream @out = bkjm.StartLogSegment(1, NameNodeLayoutVersion.CurrentLayoutVersion
);
for (long i = 1; i <= 100; i++)
{
FSEditLogOp op = FSEditLogTestUtil.GetNoOpInstance();
op.SetTransactionId(i);
@out.Write(op);
}
@out.Close();
bkjm.FinalizeLogSegment(1, 100);
long numTrans = bkjm.GetNumberOfTransactions(1, true);
NUnit.Framework.Assert.AreEqual(100, numTrans);
}