@Test public void testLockConditionSignalAllShutDownKeyOwner() throws InterruptedException { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final Config config = new Config(); final String name = "testLockConditionSignalAllShutDownKeyOwner"; final HazelcastInstance instance = nodeFactory.newHazelcastInstance(config); final AtomicInteger count = new AtomicInteger(0); final int size = 50; int k = 0; final HazelcastInstance keyOwner = nodeFactory.newHazelcastInstance(config); while (!keyOwner .getCluster() .getLocalMember() .equals(instance.getPartitionService().getPartition(++k).getOwner())) { Thread.sleep(10); } final ILock lock = instance.getLock(k); final ICondition condition = lock.newCondition(name); final CountDownLatch awaitLatch = new CountDownLatch(size); final CountDownLatch finalLatch = new CountDownLatch(size); for (int i = 0; i < size; i++) { new Thread( new Runnable() { public void run() { lock.lock(); try { awaitLatch.countDown(); condition.await(); Thread.sleep(5); if (lock.isLockedByCurrentThread()) { count.incrementAndGet(); } } catch (InterruptedException ignored) { } finally { lock.unlock(); finalLatch.countDown(); } } }) .start(); } final ILock lock1 = keyOwner.getLock(k); final ICondition condition1 = lock1.newCondition(name); awaitLatch.await(1, TimeUnit.MINUTES); lock1.lock(); condition1.signalAll(); lock1.unlock(); keyOwner.getLifecycleService().shutdown(); finalLatch.await(2, TimeUnit.MINUTES); Assert.assertEquals(size, count.get()); }
@Test public void testIsLocked2() throws Exception { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final Config config = new Config(); final HazelcastInstance instance1 = nodeFactory.newHazelcastInstance(config); final HazelcastInstance instance2 = nodeFactory.newHazelcastInstance(config); final int key = new Random().nextInt(); final ILock lock = instance1.getLock(key); lock.lock(); assertTrue(lock.isLocked()); assertTrue(lock.isLockedByCurrentThread()); assertTrue(lock.tryLock()); assertTrue(lock.isLocked()); assertTrue(lock.isLockedByCurrentThread()); final AtomicBoolean result = new AtomicBoolean(); final Thread thread = new Thread() { public void run() { result.set(lock.isLockedByCurrentThread()); } }; thread.start(); thread.join(); assertFalse(result.get()); lock.unlock(); assertTrue(lock.isLocked()); assertTrue(lock.isLockedByCurrentThread()); }
@Test public void testLockCount() throws Exception { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final Config config = new Config(); final HazelcastInstance instance1 = nodeFactory.newHazelcastInstance(config); final HazelcastInstance instance2 = nodeFactory.newHazelcastInstance(config); final int key = new Random().nextInt(); final ILock lock = instance1.getLock(key); lock.lock(); assertEquals(1, lock.getLockCount()); assertTrue(lock.tryLock()); assertEquals(2, lock.getLockCount()); lock.unlock(); assertEquals(1, lock.getLockCount()); assertTrue(lock.isLocked()); lock.unlock(); assertEquals(0, lock.getLockCount()); assertFalse(lock.isLocked()); assertEquals(-1L, lock.getRemainingLeaseTime()); }
private void testLockEviction(boolean localKey) throws Exception { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final Config config = new Config(); final HazelcastInstance instance1 = nodeFactory.newHazelcastInstance(config); final HazelcastInstance instance2 = nodeFactory.newHazelcastInstance(config); warmUpPartitions(instance2, instance1); final String key; if (localKey) { key = generateKeyOwnedBy(instance1); } else { key = generateKeyNotOwnedBy(instance1); } final ILock lock = instance1.getLock(key); lock.lock(10, TimeUnit.SECONDS); assertTrue(lock.getRemainingLeaseTime() > 0); Assert.assertTrue(lock.isLocked()); final CountDownLatch latch = new CountDownLatch(1); Thread t = new Thread( new Runnable() { public void run() { final ILock lock = instance2.getLock(key); lock.lock(); latch.countDown(); } }); t.start(); Assert.assertTrue(latch.await(30, TimeUnit.SECONDS)); }
@Test(timeout = 100000) public void testKeyOwnerDies() throws Exception { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(3); final Config config = new Config(); final HazelcastInstance keyOwner = nodeFactory.newHazelcastInstance(config); final HazelcastInstance instance1 = nodeFactory.newHazelcastInstance(config); final HazelcastInstance instance2 = nodeFactory.newHazelcastInstance(config); warmUpPartitions(keyOwner, instance1, instance2); final String key = generateKeyOwnedBy(keyOwner); final ILock lock1 = instance1.getLock(key); lock1.lock(); final CountDownLatch latch = new CountDownLatch(1); new Thread( new Runnable() { public void run() { final ILock lock = instance2.getLock(key); lock.lock(); latch.countDown(); } }) .start(); Thread.sleep(1000); keyOwner.getLifecycleService().shutdown(); Assert.assertTrue(lock1.isLocked()); Assert.assertTrue(lock1.isLockedByCurrentThread()); Assert.assertTrue(lock1.tryLock()); lock1.unlock(); lock1.unlock(); Assert.assertTrue(latch.await(10, TimeUnit.SECONDS)); }
@Test(timeout = 100000) public void testLockOwnerDies() throws Exception { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final Config config = new Config(); final HazelcastInstance lockOwner = nodeFactory.newHazelcastInstance(config); final HazelcastInstance instance1 = nodeFactory.newHazelcastInstance(config); final String name = "testLockOwnerDies"; final ILock lock = lockOwner.getLock(name); lock.lock(); Assert.assertTrue(lock.isLocked()); final CountDownLatch latch = new CountDownLatch(1); Thread t = new Thread( new Runnable() { public void run() { final ILock lock = instance1.getLock(name); lock.lock(); latch.countDown(); } }); t.start(); lockOwner.getLifecycleService().shutdown(); Assert.assertTrue(latch.await(10, TimeUnit.SECONDS)); }
@Test(expected = IllegalMonitorStateException.class) public void testIllegalUnlock() { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(1); final HazelcastInstance instance = nodeFactory.newHazelcastInstance(new Config()); final ILock lock = instance.getLock("testIllegalUnlock"); lock.unlock(); }
@SuppressWarnings("LockAcquiredButNotSafelyReleased") protected void handleLock(String[] args) { String lockStr = args[0]; String key = args[1]; Lock lock = hazelcast.getLock(key); if (lockStr.equalsIgnoreCase("lock")) { lock.lock(); println("true"); } else if (lockStr.equalsIgnoreCase("unlock")) { lock.unlock(); println("true"); } else if (lockStr.equalsIgnoreCase("trylock")) { String timeout = args.length > 2 ? args[2] : null; if (timeout == null) { println(lock.tryLock()); } else { long time = Long.valueOf(timeout); try { println(lock.tryLock(time, TimeUnit.SECONDS)); } catch (InterruptedException e) { e.printStackTrace(); } } } }
@Test(expected = DistributedObjectDestroyedException.class) public void testDestroyLockWhenOtherWaitingOnLock() throws InterruptedException { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(1); final HazelcastInstance instance = nodeFactory.newHazelcastInstance(new Config()); final ILock lock = instance.getLock("testLockDestroyWhenWaitingLock"); Thread t = new Thread( new Runnable() { public void run() { lock.lock(); } }); t.start(); t.join(); new Thread( new Runnable() { @Override public void run() { try { Thread.sleep(1000); } catch (InterruptedException e) { e.printStackTrace(); } lock.destroy(); } }) .start(); lock.lock(); }
@Test @Category(ProblematicTest.class) // TODO public void testLockInterruption() throws InterruptedException { Config config = new Config(); config.setProperty(GroupProperties.PROP_OPERATION_CALL_TIMEOUT_MILLIS, "5000"); final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(1); final HazelcastInstance hz = nodeFactory.newHazelcastInstance(config); final Lock lock = hz.getLock("testLockInterruption2"); final CountDownLatch latch = new CountDownLatch(1); Thread t = new Thread( new Runnable() { public void run() { try { lock.tryLock(60, TimeUnit.SECONDS); } catch (InterruptedException ignored) { latch.countDown(); } } }); lock.lock(); t.start(); Thread.sleep(2000); t.interrupt(); assertTrue("tryLock() is not interrupted!", latch.await(30, TimeUnit.SECONDS)); lock.unlock(); assertTrue("Could not acquire lock!", lock.tryLock()); }
@Test(expected = HazelcastInstanceNotActiveException.class) public void testShutDownNodeWhenOtherWaitingOnConditionAwait() throws InterruptedException { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final HazelcastInstance instance = nodeFactory.newHazelcastInstance(new Config()); nodeFactory.newHazelcastInstance(new Config()); final String name = "testShutDownNodeWhenOtherWaitingOnConditionAwait"; final ILock lock = instance.getLock(name); final ICondition condition = lock.newCondition("s"); final CountDownLatch latch = new CountDownLatch(1); new Thread( new Runnable() { public void run() { try { latch.await(1, TimeUnit.MINUTES); Thread.sleep(5000); } catch (InterruptedException e) { e.printStackTrace(); } instance.getLifecycleService().shutdown(); } }) .start(); lock.lock(); try { latch.countDown(); condition.await(); } catch (InterruptedException e) { } lock.unlock(); }
@Test(expected = DistributedObjectDestroyedException.class) public void testDestroyLockWhenOtherWaitingOnConditionAwait() { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final HazelcastInstance instance = nodeFactory.newHazelcastInstance(new Config()); final ILock lock = instance.getLock("testDestroyLockWhenOtherWaitingOnConditionAwait"); final ICondition condition = lock.newCondition("condition"); final CountDownLatch latch = new CountDownLatch(1); new Thread( new Runnable() { public void run() { try { latch.await(30, TimeUnit.SECONDS); Thread.sleep(5000); } catch (InterruptedException e) { e.printStackTrace(); } lock.destroy(); } }) .start(); lock.lock(); try { latch.countDown(); condition.await(); } catch (InterruptedException e) { } lock.unlock(); }
@Test(expected = IllegalMonitorStateException.class) public void testIllegalConditionUsage2() { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(1); final HazelcastInstance instance = nodeFactory.newHazelcastInstance(new Config()); final ILock lock = instance.getLock("testIllegalConditionUsage"); final ICondition condition = lock.newCondition("condition"); condition.signal(); }
/** Test for issue #39 */ @Test public void testIsLocked() throws InterruptedException { Config config = new Config(); final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(3); final HazelcastInstance h1 = nodeFactory.newHazelcastInstance(config); final HazelcastInstance h2 = nodeFactory.newHazelcastInstance(config); final HazelcastInstance h3 = nodeFactory.newHazelcastInstance(config); final String key = "testLockIsLocked"; final ILock lock = h1.getLock(key); final ILock lock2 = h2.getLock(key); assertFalse(lock.isLocked()); assertFalse(lock2.isLocked()); lock.lock(); assertTrue(lock.isLocked()); assertTrue(lock2.isLocked()); final CountDownLatch latch = new CountDownLatch(1); final CountDownLatch latch2 = new CountDownLatch(1); Thread thread = new Thread( new Runnable() { public void run() { ILock lock3 = h3.getLock(key); assertTrue(lock3.isLocked()); try { latch2.countDown(); while (lock3.isLocked()) { Thread.sleep(100); } latch.countDown(); } catch (InterruptedException e) { throw new RuntimeException(e); } } }); thread.start(); latch2.await(3, TimeUnit.SECONDS); Thread.sleep(500); lock.unlock(); assertTrue(latch.await(5, TimeUnit.SECONDS)); }
@Test(expected = IllegalMonitorStateException.class) public void testIllegalConditionUsage1() { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(1); final HazelcastInstance instance = nodeFactory.newHazelcastInstance(new Config()); final ILock lock = instance.getLock("testIllegalConditionUsage"); final ICondition condition = lock.newCondition("condition"); try { condition.await(); } catch (InterruptedException e) { } }
@Test(timeout = 100000) public void testKeyOwnerDiesOnCondition() throws Exception { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(3); final Config config = new Config(); final HazelcastInstance keyOwner = nodeFactory.newHazelcastInstance(config); final HazelcastInstance instance1 = nodeFactory.newHazelcastInstance(config); final HazelcastInstance instance2 = nodeFactory.newHazelcastInstance(config); int k = 0; final AtomicInteger atomicInteger = new AtomicInteger(0); while (keyOwner .getCluster() .getLocalMember() .equals(instance1.getPartitionService().getPartition(k++).getOwner())) { Thread.sleep(10); } final int key = k; final ILock lock1 = instance1.getLock(key); final String name = "testKeyOwnerDiesOnCondition"; final ICondition condition1 = lock1.newCondition(name); Thread t = new Thread( new Runnable() { public void run() { final ILock lock = instance2.getLock(key); final ICondition condition = lock.newCondition(name); lock.lock(); try { condition.await(); } catch (InterruptedException e) { e.printStackTrace(); } finally { lock.unlock(); } atomicInteger.incrementAndGet(); } }); t.start(); Thread.sleep(1000); lock1.lock(); keyOwner.getLifecycleService().shutdown(); condition1.signal(); lock1.unlock(); Thread.sleep(1000); t.join(); Assert.assertEquals(1, atomicInteger.get()); }
@Test(timeout = 100000) public void testScheduledLockActionForDeadMember() throws Exception { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final HazelcastInstance h1 = nodeFactory.newHazelcastInstance(new Config()); final ILock lock1 = h1.getLock("default"); final HazelcastInstance h2 = nodeFactory.newHazelcastInstance(new Config()); final ILock lock2 = h2.getLock("default"); assertTrue(lock1.tryLock()); final AtomicBoolean error = new AtomicBoolean(false); final Thread thread = new Thread( new Runnable() { public void run() { try { lock2.lock(); error.set(true); } catch (Throwable ignored) { } } }); thread.start(); Thread.sleep(5000); assertTrue(lock1.isLocked()); h2.getLifecycleService().shutdown(); thread.join(10000); assertFalse(thread.isAlive()); assertFalse(error.get()); assertTrue(lock1.isLocked()); lock1.unlock(); assertFalse(lock1.isLocked()); assertTrue(lock1.tryLock()); }
private void testShutDownNodeWhenOtherWaitingOnLock(boolean localKey) throws InterruptedException { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2); final HazelcastInstance instance = nodeFactory.newHazelcastInstance(new Config()); final HazelcastInstance instance2 = nodeFactory.newHazelcastInstance(new Config()); warmUpPartitions(instance2, instance); final String key; if (localKey) { key = generateKeyOwnedBy(instance); } else { key = generateKeyNotOwnedBy(instance); } final ILock lock = instance.getLock(key); final Thread thread = new Thread( new Runnable() { public void run() { lock.lock(); } }); thread.start(); thread.join(); new Thread( new Runnable() { public void run() { try { Thread.sleep(3000); } catch (InterruptedException e) { e.printStackTrace(); } instance.getLifecycleService().shutdown(); } }) .start(); lock.lock(); }
@Test public void testSimpleUsage() throws InterruptedException { final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(1); final Config config = new Config(); final HazelcastInstance instance = nodeFactory.newHazelcastInstance(config); final AtomicInteger atomicInteger = new AtomicInteger(0); final ILock lock = instance.getLock("testSimpleUsage"); Assert.assertEquals("testSimpleUsage", lock.getName()); final Runnable tryLockRunnable = new Runnable() { public void run() { if (lock.tryLock()) atomicInteger.incrementAndGet(); } }; final Runnable lockRunnable = new Runnable() { public void run() { lock.lock(); } }; Assert.assertEquals(false, lock.isLocked()); lock.lock(); Assert.assertEquals(true, lock.isLocked()); Assert.assertEquals(true, lock.tryLock()); lock.unlock(); Thread thread1 = new Thread(tryLockRunnable); thread1.start(); thread1.join(); Assert.assertEquals(0, atomicInteger.get()); lock.unlock(); Thread thread2 = new Thread(tryLockRunnable); thread2.start(); thread2.join(); Assert.assertEquals(1, atomicInteger.get()); Assert.assertEquals(true, lock.isLocked()); lock.forceUnlock(); Thread thread3 = new Thread(lockRunnable); thread3.start(); thread3.join(); Assert.assertEquals(true, lock.isLocked()); Assert.assertEquals(false, lock.tryLock(2, TimeUnit.SECONDS)); Thread thread4 = new Thread(lockRunnable); thread4.start(); assertTrueEventually( new AssertTask() { @Override public void run() { Assert.assertEquals(true, lock.isLocked()); } }); lock.forceUnlock(); thread4.join(); }