public static void main(String[] args) {
HazelcastInstance hz = Hazelcast.newHazelcastInstance();
IAtomicLong atomicLong = hz.getAtomicLong("counter");
atomicLong.set(1);
long result = atomicLong.apply(new Add2Function());
System.out.println("apply.result:" + result);
System.out.println("apply.value:" + atomicLong.get());
atomicLong.set(1);
atomicLong.alter(new Add2Function());
System.out.println("alter.value:" + atomicLong.get());
atomicLong.set(1);
result = atomicLong.alterAndGet(new Add2Function());
System.out.println("alterAndGet.result:" + result);
System.out.println("alterAndGet.value:" + atomicLong.get());
atomicLong.set(1);
result = atomicLong.getAndAlter(new Add2Function());
System.out.println("getAndAlter.result:" + result);
System.out.println("getAndAlter.value:" + atomicLong.get());
System.exit(0);
for (; ; ) {
long oldValue = atomicLong.get();
long newValue = oldValue + 2;
if (atomicLong.compareAndSet(oldValue, newValue)) {
break;
}
}
}
@Test
public void testGet() {
when(atomicNumber.get()).thenReturn(1234L);
long body = template.requestBody("direct:get", null, Long.class);
verify(atomicNumber).get();
assertEquals(1234, body);
}
@Test
public void testSubmitToAllMembersCallable() throws InterruptedException {
final int k = simpleTestNodeCount;
TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(k);
final HazelcastInstance[] instances = factory.newInstances(new Config());
final AtomicInteger count = new AtomicInteger(0);
final CountDownLatch countDownLatch = new CountDownLatch(k * k);
final MultiExecutionCallback callback =
new MultiExecutionCallback() {
public void onResponse(Member member, Object value) {
count.incrementAndGet();
countDownLatch.countDown();
}
public void onComplete(Map<Member, Object> values) {}
};
for (int i = 0; i < k; i++) {
final IExecutorService service =
instances[i].getExecutorService("testSubmitToAllMembersCallable");
final String script =
"hazelcast.getAtomicLong('testSubmitToAllMembersCallable').incrementAndGet();";
service.submitToAllMembers(new ScriptCallable(script, null), callback);
}
countDownLatch.await(30, TimeUnit.SECONDS);
final IAtomicLong result = instances[0].getAtomicLong("testSubmitToAllMembersCallable");
assertEquals(k * k, result.get());
assertEquals(k * k, count.get());
}
@Override
public void doRun() throws Exception {
while (!isStopped()) {
int key = random.nextInt(REFERENCE_COUNT);
IAtomicLong reference = references[key];
long value = reference.get();
assertEquals(
format("The value for atomic reference: %s was not consistent", reference), key, value);
}
}
@Test
public void testExecuteMultipleNode() throws InterruptedException, ExecutionException {
final int k = simpleTestNodeCount;
TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(k);
final HazelcastInstance[] instances = factory.newInstances(new Config());
for (int i = 0; i < k; i++) {
final IExecutorService service = instances[i].getExecutorService("testExecuteMultipleNode");
final String script = "hazelcast.getAtomicLong('count').incrementAndGet();";
final int rand = new Random().nextInt(100);
final Future<Integer> future = service.submit(new ScriptRunnable(script, null), rand);
assertEquals(Integer.valueOf(rand), future.get());
}
final IAtomicLong count = instances[0].getAtomicLong("count");
assertEquals(k, count.get());
}
@Test
public void testSubmitToMembersRunnable() throws InterruptedException {
final int k = simpleTestNodeCount;
TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(k);
final HazelcastInstance[] instances = factory.newInstances(new Config());
final AtomicInteger count = new AtomicInteger(0);
final CountDownLatch latch = new CountDownLatch(k);
final MultiExecutionCallback callback =
new MultiExecutionCallback() {
public void onResponse(Member member, Object value) {
count.incrementAndGet();
}
public void onComplete(Map<Member, Object> values) {
latch.countDown();
}
};
int sum = 0;
final Set<Member> membersSet = instances[0].getCluster().getMembers();
final Member[] members = membersSet.toArray(new Member[membersSet.size()]);
final Random random = new Random();
for (int i = 0; i < k; i++) {
final IExecutorService service =
instances[i].getExecutorService("testSubmitToMembersRunnable");
final String script =
"hazelcast.getAtomicLong('testSubmitToMembersRunnable').incrementAndGet();";
final int n = random.nextInt(k) + 1;
sum += n;
Member[] m = new Member[n];
System.arraycopy(members, 0, m, 0, n);
service.submitToMembers(new ScriptRunnable(script, null), Arrays.asList(m), callback);
}
assertTrue(latch.await(30, TimeUnit.SECONDS));
final IAtomicLong result = instances[0].getAtomicLong("testSubmitToMembersRunnable");
assertEquals(sum, result.get());
assertEquals(sum, count.get());
}
@Verify
public void verify() {
long expected = workQueue.size() + consumed.get();
long actual = produced.get();
assertEquals(expected, actual);
}