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;
}
}
}
@Setup
public void setup(TestContext testContext) throws Exception {
this.testContext = testContext;
HazelcastInstance targetInstance = testContext.getTargetInstance();
produced = targetInstance.getAtomicLong(basename + "-" + testContext.getTestId() + ":Produced");
consumed = targetInstance.getAtomicLong(basename + "-" + testContext.getTestId() + ":Consumed");
workQueue = targetInstance.getQueue(basename + "-" + testContext.getTestId() + ":WorkQueue");
}
@Before
public void setUp() {
super.setUp();
ClientConfig clientConfig = new ClientConfig();
clientConfig.getNetworkConfig().setRedoOperation(true);
client = HazelcastClient.newHazelcastClient(clientConfig);
references = new IAtomicLong[REFERENCE_COUNT];
for (int k = 0; k < references.length; k++) {
references[k] = client.getAtomicLong("atomicreference:" + k);
}
stressThreads = new StressThread[CLIENT_THREAD_COUNT];
for (int k = 0; k < stressThreads.length; k++) {
stressThreads[k] = new StressThread();
stressThreads[k].start();
}
}
@RequestMapping(
consumes = "application/json",
method = RequestMethod.POST,
produces = "application/json")
@ResponseBody
public Long submitOrder(@RequestBody OrderRequest request) throws Exception {
IAtomicLong atomicLong = hazelcastClient.getAtomicLong(ORDER_ID_SEQUENCE);
Long id = atomicLong.getAndIncrement();
// We could change this to get the sum total of all the books
Collection<Book> books = booksService.getBooks(request.getIsbns());
BigDecimal result =
books.stream().map(book -> book.getPrice()).reduce(BigDecimal.ZERO, BigDecimal::add);
Order order =
new Order(id, request.getCustomer().getId(), request.getIsbns(), new Date(), result);
ordersService.addOrder(order);
return id;
}
@Override
protected void trainHazelcastInstance(HazelcastInstance hazelcastInstance) {
when(hazelcastInstance.getAtomicLong("foo")).thenReturn(atomicNumber);
}
public IAtomicLong getAtomicNumber() {
atomicNumber = hazelcast.getAtomicLong(namespace);
return atomicNumber;
}