private static void CheckAllResults(long[] toCheck, bool shouldSucceed)
{
if (shouldSucceed)
{
DFSUtil.AssertAllResultsEqual(Arrays.AsList(toCheck));
}
else
{
try
{
DFSUtil.AssertAllResultsEqual(Arrays.AsList(toCheck));
NUnit.Framework.Assert.Fail("Should not have succeeded with input: " + Arrays.ToString
(toCheck));
}
catch (Exception ae)
{
GenericTestUtils.AssertExceptionContains("Not all elements match", ae);
}
}
}
/// <exception cref="System.IO.IOException"/>
public override bool CanRollBack(StorageInfo storage, StorageInfo prevStorage, int
targetLayoutVersion)
{
QuorumCall <AsyncLogger, bool> call = loggers.CanRollBack(storage, prevStorage, targetLayoutVersion
);
try
{
call.WaitFor(loggers.Size(), loggers.Size(), 0, CanRollBackTimeoutMs, "lockSharedStorage"
);
if (call.CountExceptions() > 0)
{
call.RethrowException("Could not check if roll back possible for" + " one or more JournalNodes"
);
}
// Either they all return the same thing or this call fails, so we can
// just return the first result.
try
{
DFSUtil.AssertAllResultsEqual(call.GetResults().Values);
}
catch (Exception ae)
{
throw new IOException("Results differed for canRollBack", ae);
}
foreach (bool result in call.GetResults().Values)
{
return(result);
}
}
catch (Exception)
{
throw new IOException("Interrupted waiting for lockSharedStorage() " + "response"
);
}
catch (TimeoutException)
{
throw new IOException("Timed out waiting for lockSharedStorage() " + "response");
}
throw new Exception("Unreachable code.");
}
/// <exception cref="System.IO.IOException"/>
public override long GetJournalCTime()
{
QuorumCall <AsyncLogger, long> call = loggers.GetJournalCTime();
try
{
call.WaitFor(loggers.Size(), loggers.Size(), 0, GetJournalCtimeTimeoutMs, "getJournalCTime"
);
if (call.CountExceptions() > 0)
{
call.RethrowException("Could not journal CTime for one " + "more JournalNodes");
}
// Either they all return the same thing or this call fails, so we can
// just return the first result.
try
{
DFSUtil.AssertAllResultsEqual(call.GetResults().Values);
}
catch (Exception ae)
{
throw new IOException("Results differed for getJournalCTime", ae);
}
foreach (long result in call.GetResults().Values)
{
return(result);
}
}
catch (Exception)
{
throw new IOException("Interrupted waiting for getJournalCTime() " + "response");
}
catch (TimeoutException)
{
throw new IOException("Timed out waiting for getJournalCTime() " + "response");
}
throw new Exception("Unreachable code.");
}