@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(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
public void testLockConditionSimpleUsage() throws InterruptedException {
final TestHazelcastInstanceFactory nodeFactory = createHazelcastInstanceFactory(2);
final Config config = new Config();
final String name = "testLockConditionSimpleUsage";
final ILock lock = nodeFactory.newHazelcastInstance(config).getLock(name);
final ICondition condition = lock.newCondition(name + "c");
final AtomicInteger count = new AtomicInteger(0);
Thread t =
new Thread(
new Runnable() {
public void run() {
try {
lock.lock();
if (lock.isLockedByCurrentThread()) {
count.incrementAndGet();
}
condition.await();
if (lock.isLockedByCurrentThread()) {
count.incrementAndGet();
}
} catch (InterruptedException ignored) {
} finally {
lock.unlock();
}
}
});
t.start();
Thread.sleep(1000);
final ILock lock1 = nodeFactory.newHazelcastInstance(config).getLock(name);
final ICondition condition1 = lock1.newCondition(name + "c");
Assert.assertEquals(false, lock1.isLocked());
lock1.lock();
Assert.assertEquals(true, lock1.isLocked());
condition1.signal();
lock1.unlock();
t.join();
Assert.assertEquals(2, count.get());
}