private void recover(RecoveredDeletionServiceState state) throws IOException {
List<DeletionServiceDeleteTaskProto> taskProtos = state.getTasks();
Map<Integer, DeletionTaskRecoveryInfo> idToInfoMap =
new HashMap<Integer, DeletionTaskRecoveryInfo>(taskProtos.size());
Set<Integer> successorTasks = new HashSet<Integer>();
for (DeletionServiceDeleteTaskProto proto : taskProtos) {
DeletionTaskRecoveryInfo info = parseTaskProto(proto);
idToInfoMap.put(info.task.taskId, info);
nextTaskId.set(Math.max(nextTaskId.get(), info.task.taskId));
successorTasks.addAll(info.successorTaskIds);
}
// restore the task dependencies and schedule the deletion tasks that
// have no predecessors
final long now = System.currentTimeMillis();
for (DeletionTaskRecoveryInfo info : idToInfoMap.values()) {
for (Integer successorId : info.successorTaskIds) {
DeletionTaskRecoveryInfo successor = idToInfoMap.get(successorId);
if (successor != null) {
info.task.addFileDeletionTaskDependency(successor.task);
} else {
LOG.error(
"Unable to locate dependency task for deletion task "
+ info.task.taskId
+ " at "
+ info.task.getSubDir());
}
}
if (!successorTasks.contains(info.task.taskId)) {
long msecTilDeletion = info.deletionTimestamp - now;
sched.schedule(info.task, msecTilDeletion, TimeUnit.MILLISECONDS);
}
}
}
public void internalSchedule(TimerJobInstance timerJobInstance) {
Date date = timerJobInstance.getTrigger().hasNextFireTime();
Callable<Void> item = (Callable<Void>) timerJobInstance;
JDKJobHandle jobHandle = (JDKJobHandle) timerJobInstance.getJobHandle();
long then = date.getTime();
long now = System.currentTimeMillis();
ScheduledFuture<Void> future = null;
if (then >= now) {
future = scheduler.schedule(item, then - now, TimeUnit.MILLISECONDS);
} else {
future = scheduler.schedule(item, 0, TimeUnit.MILLISECONDS);
}
jobHandle.setFuture(future);
jobFactoryManager.addTimerJobInstance(timerJobInstance);
}
/** @param runFrequency implemented only for TimeUnit granularity - Seconds */
public static void schedule(Runnable runnable, Duration runFrequency, TimerType timerType) {
switch (timerType) {
case OneTimeRun:
long seconds = runFrequency.getSeconds();
if (seconds > 0) executor.schedule(runnable, seconds, TimeUnit.SECONDS);
else executor.schedule(runnable, runFrequency.toMillis(), TimeUnit.MILLISECONDS);
break;
case RepeatRun:
executor.scheduleWithFixedDelay(
runnable, runFrequency.getSeconds(), runFrequency.getSeconds(), TimeUnit.SECONDS);
break;
default:
throw new UnsupportedOperationException("Unsupported timer pattern.");
}
}
public ScheduledFuture<?> scheduleAi(Runnable r, long delay) {
try {
delay = ThreadPoolManager.validateDelay(delay);
return _aiScheduledThreadPool.schedule(new RunnableWrapper(r), delay, TimeUnit.MILLISECONDS);
} catch (RejectedExecutionException e) {
return null; /* shutdown, ignore */
}
}
/**
* Schedules a task.
*
* @param taskId the task id, used for looking up results and canceling the task
* @param task the task
* @param recurs <tt>true</tt> if this is a recurring task
* @param intervalMillis number of milliseconds between executions of a recurring task, measured
* between the end of the last execution and the start of the next
* @param delayMillis number of milliseconds to wait before the first execution
*/
public void schedule(
Object taskId, Callable<V> task, boolean recurs, long intervalMillis, long delayMillis) {
ZimbraLog.scheduler.debug("Scheduling task %s", taskId);
TaskRunner<V> runner = new TaskRunner<V>(taskId, task, recurs, intervalMillis, mCallbacks);
runner.mSchedule = mThreadPool.schedule(runner, delayMillis, TimeUnit.MILLISECONDS);
mRunnerMap.put(taskId, runner);
}
public ScheduledFuture<?> scheduleAi(Runnable r, long delay) {
try {
if (delay < 0) {
delay = 0;
}
return _aiScheduledThreadPool.schedule(r, delay, TimeUnit.MILLISECONDS);
} catch (RejectedExecutionException e) {
return null; /* shutdown, ignore */
}
}
private void scheduleDiskCacheFlush() {
// If we already have a flush scheduled, cancel it
if (null != mDiskCacheFuture) {
mDiskCacheFuture.cancel(false);
}
// Schedule a flush
mDiskCacheFuture =
mDiskCacheFlusherExecutor.schedule(
mDiskCacheFlusherRunnable, DISK_CACHE_FLUSH_DELAY_SECS, TimeUnit.SECONDS);
}
final Future<?> schedule(Runnable task, long timeout, TimeUnit unit) {
try {
return timeoutExecutor.schedule(task, timeout, unit);
} catch (RejectedExecutionException rej) {
if (terminateInitiated) {
// no timeout scheduled as group is terminating
return null;
}
throw new AssertionError(rej);
}
}
/**
* Delete the path(s) as this user.
*
* @param user The user to delete as, or the JVM user if null
* @param subDir the sub directory name
* @param baseDirs the base directories which contains the subDir's
*/
public void delete(String user, Path subDir, Path... baseDirs) {
// TODO if parent owned by NM, rename within parent inline
if (debugDelay != -1) {
List<Path> baseDirList = null;
if (baseDirs != null && baseDirs.length != 0) {
baseDirList = Arrays.asList(baseDirs);
}
FileDeletionTask task = new FileDeletionTask(this, user, subDir, baseDirList);
recordDeletionTaskInStateStore(task);
sched.schedule(task, debugDelay, TimeUnit.SECONDS);
}
}
private void reparseInSeparateThread() {
if (scheduledOperation != null) {
scheduledOperation.cancel(true);
}
final Runnable parsingRunnable =
new Runnable() {
@Override
public void run() {
reparse();
parsingSemaphore.release();
}
};
scheduledOperation = executor.schedule(parsingRunnable, DELAY, TimeUnit.MILLISECONDS);
}
@Override
public void handle(
final HttpRequest request, final HttpAsyncExchange httpexchange, final HttpContext context) {
executor.schedule(
new Runnable() {
@Override
public void run() {
HttpResponse response = httpexchange.getResponse();
response.setStatusCode(HttpStatus.SC_OK);
response.setEntity(
new NStringEntity(("Slow hello world"), ContentType.create("text/html", "UTF-8")));
httpexchange.submitResponse();
}
},
50,
TimeUnit.MILLISECONDS);
}
void test(String[] args) throws Throwable {
ScheduledThreadPoolExecutor pool = new ScheduledThreadPoolExecutor(0);
Runnable task =
new Runnable() {
public void run() {
taskRun = true;
}
};
check(pool.getCorePoolSize() == 0);
pool.schedule(task, 1, TimeUnit.SECONDS);
pool.shutdown();
check(pool.awaitTermination(20L, TimeUnit.SECONDS));
check(pool.getCorePoolSize() == 0);
check(taskRun);
}
public static void scheduleForCRON(Job job) {
if (job.getClass().isAnnotationPresent(On.class)) {
String cron = ((On) (job.getClass().getAnnotation(On.class))).value();
if (cron.startsWith("cron.")) {
cron = Play.configuration.getProperty(cron);
}
if (cron != null && !cron.equals("")) {
try {
Date now = new Date();
Date nextDate = Time.parseCRONExpression(cron);
long delay = nextDate.getTime() - now.getTime();
executor.schedule((Callable) job, delay, TimeUnit.MILLISECONDS);
job.executor = executor;
} catch (Exception ex) {
throw new UnexpectedException(ex);
}
} else {
Logger.info("Skipping job %s, cron expression is not defined", job.getClass().getName());
}
}
}
private synchronized void scheduleRemoval() {
if (scheduledExpiration != null && scheduledExpiration.isAfterNow()) {
return;
}
DateTime newExpiration = scheduledExpiration;
do {
newExpiration = askChatter(DateTime.class, new RemoveAfter(newExpiration));
} while (newExpiration != null && newExpiration.isBeforeNow());
scheduledExpiration = newExpiration;
if (scheduledExpiration != null) {
autoremover.schedule(
this,
scheduledExpiration.getMillis() - System.currentTimeMillis(),
TimeUnit.MILLISECONDS);
}
}
public void schedule(long taskId, long deadlineId, long delay, DeadlineType type) {
ScheduledFuture<ScheduledTaskDeadline> scheduled =
scheduler.schedule(
new ScheduledTaskDeadline(taskId, deadlineId, type), delay, TimeUnit.MILLISECONDS);
List<ScheduledFuture<ScheduledTaskDeadline>> knownFutures = null;
if (type == DeadlineType.START) {
knownFutures = this.startScheduledTaskDeadlines.get(taskId);
} else if (type == DeadlineType.END) {
knownFutures = this.endScheduledTaskDeadlines.get(taskId);
}
if (knownFutures == null) {
knownFutures = new CopyOnWriteArrayList<ScheduledFuture<ScheduledTaskDeadline>>();
}
knownFutures.add(scheduled);
if (type == DeadlineType.START) {
this.startScheduledTaskDeadlines.put(taskId, knownFutures);
} else if (type == DeadlineType.END) {
this.endScheduledTaskDeadlines.put(taskId, knownFutures);
}
}
public static <V> void scheduleForCRON(Job<V> job) {
if (!job.getClass().isAnnotationPresent(On.class)) {
return;
}
String cron = job.getClass().getAnnotation(On.class).value();
if (cron.startsWith("cron.")) {
cron = Play.configuration.getProperty(cron);
}
cron = Expression.evaluate(cron, cron).toString();
if (cron == null || "".equals(cron) || "never".equalsIgnoreCase(cron)) {
if (Logger.isEnabledFor("INFO"))
Logger.info("Skipping job %s, cron expression is not defined", job.getClass().getName());
return;
}
try {
Date now = new Date();
cron = Expression.evaluate(cron, cron).toString();
CronExpression cronExp = new CronExpression(cron);
Date nextDate = cronExp.getNextValidTimeAfter(now);
if (nextDate == null) {
if (Logger.isEnabledFor("WARN"))
Logger.warn(
"The cron expression for job %s doesn't have any match in the future, will never be executed",
job.getClass().getName());
return;
}
if (nextDate.equals(job.nextPlannedExecution)) {
// Bug #13: avoid running the job twice for the same time
// (happens when we end up running the job a few minutes before the planned time)
Date nextInvalid = cronExp.getNextInvalidTimeAfter(nextDate);
nextDate = cronExp.getNextValidTimeAfter(nextInvalid);
}
job.nextPlannedExecution = nextDate;
executor.schedule(
(Callable<V>) job, nextDate.getTime() - now.getTime(), TimeUnit.MILLISECONDS);
job.executor = executor;
} catch (Exception ex) {
throw new UnexpectedException(ex);
}
}
private void startDelayedPersistTimer(int maxDelaySec, final AuthenticationInfo subject) {
synchronized (this) {
if (delayedPersist != null) {
return;
}
delayedPersist =
delayedPersistThreadPool.schedule(
new Runnable() {
@Override
public void run() {
try {
persist(subject);
} catch (IOException e) {
logger.error(e.getMessage(), e);
}
}
},
maxDelaySec,
TimeUnit.SECONDS);
}
}
/**
* Executes {@code command} with zero required delay. This has effect equivalent to {@link
* #schedule(Runnable,long,TimeUnit) schedule(command, 0, anyUnit)}. Note that inspections of the
* queue and of the list returned by {@code shutdownNow} will access the zero-delayed {@link
* ScheduledFuture}, not the {@code command} itself.
*
* <p>A consequence of the use of {@code ScheduledFuture} objects is that {@link
* ThreadPoolExecutor#afterExecute afterExecute} is always called with a null second {@code
* Throwable} argument, even if the {@code command} terminated abruptly. Instead, the {@code
* Throwable} thrown by such a task can be obtained via {@link Future#get}.
*
* @throws RejectedExecutionException at discretion of {@code RejectedExecutionHandler}, if the
* task cannot be accepted for execution because the executor has been shut down
* @throws NullPointerException {@inheritDoc}
*/
public void execute(Runnable command) {
schedule(command, 0, NANOSECONDS);
}
public void scheduleFileDeletionTask(FileDeletionTask fileDeletionTask) {
if (debugDelay != -1) {
recordDeletionTaskInStateStore(fileDeletionTask);
sched.schedule(fileDeletionTask, debugDelay, TimeUnit.SECONDS);
}
}
public void schedule(Runnable event, long delay) {
scheduler.schedule(event, delay, TimeUnit.MILLISECONDS);
}
public ScheduledFuture<?> schedule(TimeValue delay, String name, Runnable command) {
if (!Names.SAME.equals(name)) {
command = new ThreadedRunnable(command, executor(name));
}
return scheduler.schedule(command, delay.millis(), TimeUnit.MILLISECONDS);
}
private ScheduledFuture schedule(TimedEvent t, long timeoutMs) {
return _executor.schedule(t, timeoutMs, TimeUnit.MILLISECONDS);
}
/**
* Run the code in a new thread after a delay
*
* @param invocation The code to run
* @param millis The time to wait before, in milliseconds
* @return The future object, to know when the task is completed
*/
public static Future<?> invoke(final Invocation invocation, long millis) {
Monitor monitor = MonitorFactory.getMonitor("Invocation queue", "elmts.");
monitor.add(executor.getQueue().size());
return executor.schedule(invocation, millis, TimeUnit.MILLISECONDS);
}
@Override
public ScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
return m_executor.schedule(command, delay, unit);
}
@Test
@Parameters
@SuppressWarnings("unchecked")
public final void testDelayed(
int minDelay,
int maxDelay,
float lossChance,
float dupChance,
int executeInterval,
long executeTime,
boolean retransmit)
throws InterruptedException {
/*
* Record phase
*/
final UnreliableQueue<Packet<Long>> aToB =
new UnreliableQueue<Packet<Long>>(
queueListenerAtoB, minDelay, maxDelay, lossChance, dupChance);
final UnreliableQueue<Packet<Long>> bToA =
new UnreliableQueue<Packet<Long>>(
queueListenerBtoA, minDelay, maxDelay, lossChance, dupChance);
ProtocolListener<Long> listenerA =
DEBUG
? new DebugProtocolListener<Long>(protocolListenerA, Logger.getConsoleLogger("A"))
: protocolListenerA;
final TestHost<Long> hostA =
new TestHost<Long>(
hostListenerA,
new LongDataGenerator(),
bToA,
aToB,
new ProtocolConfig<Long>(listenerA),
DEBUG ? "A" : null);
final List<Long> sentA = new ArrayList<Long>();
final List<Long> lostSentA = new ArrayList<Long>();
final List<Long> dupedSentA = new ArrayList<Long>();
final List<Long> receivedA = new ArrayList<Long>();
final List<Long> ackedA = new ArrayList<Long>();
final List<Long> notAckedA = new ArrayList<Long>();
final List<Long> orderedA = new ArrayList<Long>();
final List<Long> unorderedA = new ArrayList<Long>();
final List<Long> retransmitsA = new ArrayList<Long>();
ProtocolListener<Long> listenerB =
DEBUG
? new DebugProtocolListener<Long>(protocolListenerB, Logger.getConsoleLogger("B"))
: protocolListenerB;
final TestHost<Long> hostB =
new TestHost<Long>(
hostListenerB,
new LongDataGenerator(),
aToB,
bToA,
new ProtocolConfig<Long>(listenerB),
DEBUG ? "B" : null);
final List<Long> sentB = new ArrayList<Long>();
final List<Long> lostSentB = new ArrayList<Long>();
final List<Long> dupedSentB = new ArrayList<Long>();
final List<Long> receivedB = new ArrayList<Long>();
final List<Long> ackedB = new ArrayList<Long>();
final List<Long> notAckedB = new ArrayList<Long>();
final List<Long> orderedB = new ArrayList<Long>();
final List<Long> unorderedB = new ArrayList<Long>();
final List<Long> retransmitsB = new ArrayList<Long>();
new NonStrictExpectations() {
{
hostListenerA.notifyReceived(withCapture(receivedA));
hostListenerA.notifySent(withCapture(sentA));
hostListenerA.notifyRetransmitted(withCapture(retransmitsA));
protocolListenerA.handleAckedData(anyShort, withCapture(ackedA));
protocolListenerA.handleUnackedData(anyShort, withCapture(notAckedA));
protocolListenerA.handleOrderedData(anyShort, withCapture(orderedA));
protocolListenerA.handleUnorderedData(anyShort, withCapture(unorderedA));
}
};
new NonStrictExpectations() {
{
hostListenerB.notifyReceived(withCapture(receivedB));
hostListenerB.notifySent(withCapture(sentB));
hostListenerB.notifyRetransmitted(withCapture(retransmitsB));
protocolListenerB.handleAckedData(anyShort, withCapture(ackedB));
protocolListenerB.handleUnackedData(anyShort, withCapture(notAckedB));
protocolListenerB.handleOrderedData(anyShort, withCapture(orderedB));
protocolListenerB.handleUnorderedData(anyShort, withCapture(unorderedB));
}
};
new NonStrictExpectations() {
{
queueListenerAtoB.notifyDuplicate((Packet<Long>) any);
result =
new Delegate<Packet<Long>>() {
@SuppressWarnings("unused")
void delegate(Packet<Long> dup) {
for (Metadata<Long> metadata : dup.getMetadatas()) {
dupedSentA.add(metadata.getData());
if (DEBUG) System.out.println("[A-dupedSent]: " + metadata.getData());
}
}
};
queueListenerAtoB.notifyLoss((Packet<Long>) any);
result =
new Delegate<Packet<Long>>() {
@SuppressWarnings("unused")
void delegate(Packet<Long> loss) {
for (Metadata<Long> metadata : loss.getMetadatas()) {
lostSentA.add(metadata.getData());
if (DEBUG) System.out.println("[A-lostSent]: " + metadata.getData());
}
}
};
queueListenerBtoA.notifyDuplicate((Packet<Long>) any);
result =
new Delegate<Packet<Long>>() {
@SuppressWarnings("unused")
void delegate(Packet<Long> dup) {
for (Metadata<Long> metadata : dup.getMetadatas()) {
dupedSentB.add(metadata.getData());
if (DEBUG) System.out.println("[B-dupedSent]: " + metadata.getData());
}
}
};
queueListenerBtoA.notifyLoss((Packet<Long>) any);
result =
new Delegate<Packet<Long>>() {
@SuppressWarnings("unused")
void delegate(Packet<Long> loss) {
for (Metadata<Long> metadata : loss.getMetadatas()) {
lostSentB.add(metadata.getData());
if (DEBUG) System.out.println("[B-lostSent]: " + metadata.getData());
}
}
};
}
};
/*
* Replay phase
*/
// play it for a longer interval
executor.scheduleAtFixedRate(hostA, 0, executeInterval, TimeUnit.MILLISECONDS);
executor.scheduleAtFixedRate(
hostB, executeInterval / 2, executeInterval, TimeUnit.MILLISECONDS);
executor.schedule(
new Runnable() {
@Override
public void run() {
// enable reliable queue mode for final messages
aToB.setDupChance(0f);
aToB.setLossChance(0f);
aToB.setMinDelay(0L);
aToB.setMaxDelay(0L);
bToA.setDupChance(0f);
bToA.setLossChance(0f);
bToA.setMinDelay(0L);
bToA.setMaxDelay(0L);
}
},
executeTime - executeTime / 10,
TimeUnit.SECONDS);
executor.awaitTermination(executeTime, TimeUnit.SECONDS);
executor.shutdown();
executor.awaitTermination(executeInterval * 2 + maxDelay * 2, TimeUnit.MILLISECONDS);
// let pending messages finish
Thread.sleep(maxDelay * 2);
hostA.receive();
hostB.receive();
hostA.send();
hostB.send();
Thread.sleep(maxDelay * 2); // wait for queue to make all elements available
hostA.receive();
hostB.receive();
System.out.println();
/*
* Verify phase
*/
for (Long item : notAckedA)
assertTrue("notAcked data should not have been acked", !ackedA.contains(item));
for (Long item : notAckedB)
assertTrue("notAcked data should not have been acked", !ackedB.contains(item));
for (Long item : retransmitsA)
assertTrue("retransmitted data should have been sent from sender", sentA.contains(item));
for (Long item : retransmitsB)
assertTrue("retransmitted data should have been sent from sender", sentB.contains(item));
for (Long item : lostSentA)
assertTrue("over medium lost data should have been sent from sender", sentA.contains(item));
for (Long item : lostSentB)
assertTrue("over medium lost data should have been sent from sender", sentB.contains(item));
for (Long item : dupedSentA)
assertTrue(
"over medium duplicated data should have been sent from sender", sentA.contains(item));
for (Long item : dupedSentB)
assertTrue(
"over medium duplicated data should have been sent from sender", sentB.contains(item));
Long lastItem = null;
for (Long item : orderedA) {
assertTrue("orderly received data should have been sent from sender", sentB.contains(item));
if (lastItem != null) {
assertTrue("ordered data should be ordered", item > lastItem);
}
lastItem = item;
}
lastItem = null;
for (Long item : orderedB) {
assertTrue("orderly received data should have been sent from sender", sentA.contains(item));
if (lastItem != null) {
assertTrue("ordered data should be ordered", item > lastItem);
}
lastItem = item;
}
lastItem = null;
for (Long item : unorderedA) {
assertTrue("unorderly received data should have been sent from sender", sentB.contains(item));
if (lastItem != null) {
assertTrue("unordered data should be ordered", item > lastItem);
}
lastItem = item;
assertTrue("unordered data should not have been orderly received", !orderedA.contains(item));
// The following assertions can not be guaranteed, since there may be multiple unordered
// events and multiple holes until an ordered event occurs
// Long pred = item;
// do {
// pred--;
// } while(unorderedA.contains(pred));
// Long succ = item;
// do {
// succ++;
// } while(unorderedA.contains(succ));
// assertTrue("ordered data contains predecessor of unorderedData",
// orderedA.contains(pred));
// assertTrue("ordered data contains successor of unorderedData", orderedA.contains(succ));
}
lastItem = null;
for (Long item : unorderedB) {
assertTrue("orderly received data should have been sent from sender", sentA.contains(item));
if (lastItem != null) {
assertTrue("unordered data should be ordered", item > lastItem);
}
lastItem = item;
assertTrue("unordered data should not have been orderly received", !orderedB.contains(item));
// The following assertions can not be guaranteed, since there may be multiple unordered
// events and multiple holes until an ordered event occurs
// Long pred = item;
// do {
// pred--;
// } while(unorderedB.contains(pred));
// Long succ = item;
// do {
// succ++;
// } while(unorderedB.contains(succ));
// assertTrue("ordered data contains predecessor of unorderedData",
// orderedB.contains(pred));
// assertTrue("ordered data contains successor of unorderedData", orderedB.contains(succ));
}
// the following addition of "magic constants" is due to the scheduling procedure of the very
// last messages
assertEquals(
"all messages from A must be received at B",
receivedB.size(),
sentA.size() - lostSentA.size() + dupedSentA.size());
assertEquals(
"all messages from A must be acked",
ackedA.size(),
sentA.size() - retransmitsA.size() - notAckedA.size() - 1);
assertEquals(
"all messages from A must be ordered at B",
orderedB.size(),
sentA.size() - retransmitsA.size() - unorderedB.size());
// the following addition of "magic constants" is due to the scheduling procedure of the very
// last messages
assertEquals(
"all messages from B must be received at A",
receivedA.size(),
sentB.size() - lostSentB.size() + dupedSentB.size());
assertEquals(
"all messages from B must be acked",
ackedB.size(),
sentB.size() - retransmitsB.size() - notAckedB.size() - 1);
assertEquals(
"all messages from B must be ordered at A",
orderedA.size(),
sentB.size() - retransmitsB.size() - unorderedA.size());
if (lossChance == 0f) {
assertEquals("no lost packets", 0, lostSentB.size());
assertEquals("no lost packets", 0, lostSentA.size());
}
if (dupChance == 0f) {
assertEquals("no duped packets", 0, dupedSentB.size());
assertEquals("no duped packets", 0, dupedSentA.size());
}
if (retransmit || lossChance == 0f) {
new Verifications() {
{
protocolListenerA.handleUnackedData(anyShort, anyLong);
times = 0;
protocolListenerA.handleUnorderedData(anyShort, anyLong);
times = 0;
}
};
new Verifications() {
{
protocolListenerB.handleUnackedData(anyShort, anyLong);
times = 0;
protocolListenerB.handleUnorderedData(anyShort, anyLong);
times = 0;
}
};
assertEquals("all packets acked", 0, notAckedA.size());
assertEquals("all packets ordered", 0, unorderedA.size());
assertEquals("all packets acked", 0, notAckedB.size());
assertEquals("all packets ordered", 0, unorderedB.size());
}
}
@Override
public <V> ScheduledFuture<V> schedule(Callable<V> callable, long delay, TimeUnit unit) {
return m_executor.schedule(callable, delay, unit);
}
/**
* Run a set of threads making changes to the deprecations concurrently with another set of
* threads calling get() and set() on Configuration objects.
*/
@SuppressWarnings("deprecation")
@Test(timeout = 60000)
public void testConcurrentDeprecateAndManipulate() throws Exception {
final int NUM_THREAD_IDS = 10;
final int NUM_KEYS_PER_THREAD = 1000;
ScheduledThreadPoolExecutor executor =
new ScheduledThreadPoolExecutor(
2 * NUM_THREAD_IDS,
new ThreadFactoryBuilder()
.setDaemon(true)
.setNameFormat("testConcurrentDeprecateAndManipulate modification thread %d")
.build());
final CountDownLatch latch = new CountDownLatch(1);
final AtomicInteger highestModificationThreadId = new AtomicInteger(1);
List<Future<Void>> futures = new LinkedList<Future<Void>>();
for (int i = 0; i < NUM_THREAD_IDS; i++) {
futures.add(
executor.schedule(
new Callable<Void>() {
@Override
public Void call() throws Exception {
latch.await();
int threadIndex = highestModificationThreadId.addAndGet(1);
for (int i = 0; i < NUM_KEYS_PER_THREAD; i++) {
String testKey = getTestKeyName(threadIndex, i);
String testNewKey = testKey + ".new";
Configuration.addDeprecations(
new DeprecationDelta[] {new DeprecationDelta(testKey, testNewKey)});
}
return null;
}
},
0,
TimeUnit.SECONDS));
}
final AtomicInteger highestAccessThreadId = new AtomicInteger(1);
for (int i = 0; i < NUM_THREAD_IDS; i++) {
futures.add(
executor.schedule(
new Callable<Void>() {
@Override
public Void call() throws Exception {
Configuration conf = new Configuration();
latch.await();
int threadIndex = highestAccessThreadId.addAndGet(1);
for (int i = 0; i < NUM_KEYS_PER_THREAD; i++) {
String testNewKey = getTestKeyName(threadIndex, i) + ".new";
String value = "value." + threadIndex + "." + i;
conf.set(testNewKey, value);
Assert.assertEquals(value, conf.get(testNewKey));
}
return null;
}
},
0,
TimeUnit.SECONDS));
}
latch.countDown(); // allow all threads to proceed
for (Future<Void> future : futures) {
Uninterruptibles.getUninterruptibly(future);
}
}
@Override
public synchronized void start(Runnable runnable) {
executor.schedule(runnable, delay, timeUnit);
}
