/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
public virtual void MoveAllApps(string sourceQueue, string destQueue)
{
lock (this)
{
// check if destination queue is a valid leaf queue
try
{
GetQueueInfo(destQueue, false, false);
}
catch (IOException e)
{
Log.Warn(e);
throw new YarnException(e);
}
// check if source queue is a valid
IList <ApplicationAttemptId> apps = GetAppsInQueue(sourceQueue);
if (apps == null)
{
string errMsg = "The specified Queue: " + sourceQueue + " doesn't exist";
Log.Warn(errMsg);
throw new YarnException(errMsg);
}
// generate move events for each pending/running app
foreach (ApplicationAttemptId app in apps)
{
SettableFuture <object> future = SettableFuture.Create();
this.rmContext.GetDispatcher().GetEventHandler().Handle(new RMAppMoveEvent(app.GetApplicationId
(), destQueue, future));
}
}
}
public virtual void TestWriteEditsOneSlow()
{
EditLogOutputStream stm = CreateLogSegment();
QJMTestUtil.WriteOp(stm, 1);
stm.SetReadyToFlush();
// Make the first two logs respond immediately
FutureReturns(null).When(spyLoggers[0]).SendEdits(Matchers.AnyLong(), Matchers.Eq
(1L), Matchers.Eq(1), Org.Mockito.Mockito.Any <byte[]>());
FutureReturns(null).When(spyLoggers[1]).SendEdits(Matchers.AnyLong(), Matchers.Eq
(1L), Matchers.Eq(1), Org.Mockito.Mockito.Any <byte[]>());
// And the third log not respond
SettableFuture <Void> slowLog = SettableFuture.Create();
Org.Mockito.Mockito.DoReturn(slowLog).When(spyLoggers[2]).SendEdits(Matchers.AnyLong
(), Matchers.Eq(1L), Matchers.Eq(1), Org.Mockito.Mockito.Any <byte[]>());
stm.Flush();
Org.Mockito.Mockito.Verify(spyLoggers[0]).SetCommittedTxId(1L);
}
/// <exception cref="System.Exception"/>
public virtual void TestQuorums()
{
IDictionary <string, SettableFuture <string> > futures = ImmutableMap.Of("f1", SettableFuture
.Create <string>(), "f2", SettableFuture.Create <string>(), "f3", SettableFuture.Create
<string>());
QuorumCall <string, string> q = QuorumCall.Create(futures);
NUnit.Framework.Assert.AreEqual(0, q.CountResponses());
futures["f1"].Set("first future");
q.WaitFor(1, 0, 0, 100000, "test");
// wait for 1 response
q.WaitFor(0, 1, 0, 100000, "test");
// wait for 1 success
NUnit.Framework.Assert.AreEqual(1, q.CountResponses());
futures["f2"].SetException(new Exception("error"));
NUnit.Framework.Assert.AreEqual(2, q.CountResponses());
futures["f3"].Set("second future");
q.WaitFor(3, 0, 100, 100000, "test");
// wait for 3 responses
q.WaitFor(0, 2, 100, 100000, "test");
// 2 successes
NUnit.Framework.Assert.AreEqual(3, q.CountResponses());
NUnit.Framework.Assert.AreEqual("f1=first future,f3=second future", Joiner.On(","
).WithKeyValueSeparator("=").Join(new SortedDictionary <string, string>(q.GetResults
())));
try
{
q.WaitFor(0, 4, 100, 10, "test");
NUnit.Framework.Assert.Fail("Didn't time out waiting for more responses than came back"
);
}
catch (TimeoutException)
{
}
}
