Examples with IExecutorService com.hazelcast.core.IExecutorService used on opensource projects

Example 1 with IExecutorService

use of com.hazelcast.core.IExecutorService in project hazelcast by hazelcast.

the class ClientConsoleApp method executeOnMembers.

private void executeOnMembers(String[] args) {
    // executeOnMembers <echo-string>
    try {
        IExecutorService executorService = hazelcast.getExecutorService("default");
        Echo task = new Echo(args[1]);
        Map<Member, Future<String>> results = executorService.submitToAllMembers(task);
        for (Future f : results.values()) {
            println(f.get());
        }
    } catch (InterruptedException e) {
        e.printStackTrace();
    } catch (ExecutionException e) {
        e.printStackTrace();
    }
}

Example 2 with IExecutorService

use of com.hazelcast.core.IExecutorService in project hazelcast by hazelcast.

the class ClientConsoleApp method handleExecutorSimulate.

private void handleExecutorSimulate(String[] args) {
    String first = args[0];
    int threadCount = Integer.parseInt(first.substring(1, first.indexOf(".")));
    if (threadCount < 1 || threadCount > MAX_THREAD_COUNT) {
        throw new RuntimeException("threadcount can't be smaller than 1 or larger than 16");
    }
    int taskCount = Integer.parseInt(args[1]);
    int durationSec = Integer.parseInt(args[2]);
    long startMs = System.currentTimeMillis();
    IExecutorService executor = hazelcast.getExecutorService(executorNamespace + ' ' + threadCount);
    List<Future> futures = new LinkedList<Future>();
    List<Member> members = new LinkedList<Member>(hazelcast.getCluster().getMembers());
    int totalThreadCount = hazelcast.getCluster().getMembers().size() * threadCount;
    int latchId = 0;
    for (int k = 0; k < taskCount; k++) {
        Member member = members.get(k % members.size());
        if (taskCount % totalThreadCount == 0) {
            latchId = taskCount / totalThreadCount;
            hazelcast.getCountDownLatch("latch" + latchId).trySetCount(totalThreadCount);
        }
        Future f = executor.submitToMember(new SimulateLoadTask(durationSec, k + 1, "latch" + latchId), member);
        futures.add(f);
    }
    for (Future f : futures) {
        try {
            f.get();
        } catch (InterruptedException e) {
            e.printStackTrace();
        } catch (ExecutionException e) {
            e.printStackTrace();
        }
    }
    long durationMs = System.currentTimeMillis() - startMs;
    println(format("Executed %s tasks in %s ms", taskCount, durationMs));
}

Example 3 with IExecutorService

use of com.hazelcast.core.IExecutorService in project hazelcast by hazelcast.

the class ClientConnectionTest method testAsyncConnectionCreationInAsyncMethods.

@Test
public void testAsyncConnectionCreationInAsyncMethods() throws ExecutionException, InterruptedException {
    hazelcastFactory.newHazelcastInstance();
    CountDownLatch countDownLatch = new CountDownLatch(1);
    ClientConfig config = new ClientConfig();
    WaitingCredentials credentials = new WaitingCredentials("dev", "dev-pass", countDownLatch);
    config.setCredentials(credentials);
    HazelcastInstance client = hazelcastFactory.newHazelcastClient(config);
    final IExecutorService executorService = client.getExecutorService(randomString());
    credentials.waitFlag.set(true);
    final HazelcastInstance secondInstance = hazelcastFactory.newHazelcastInstance();
    final AtomicReference<Future> atomicReference = new AtomicReference<Future>();
    Thread thread = new Thread(new Runnable() {

        @Override
        public void run() {
            Member secondMember = secondInstance.getCluster().getLocalMember();
            Future future = executorService.submitToMember(new DummySerializableCallable(), secondMember);
            atomicReference.set(future);
        }
    });
    thread.start();
    try {
        assertTrueEventually(new AssertTask() {

            @Override
            public void run() throws Exception {
                assertNotNull(atomicReference.get());
            }
        }, 30);
    } finally {
        thread.interrupt();
        thread.join();
        countDownLatch.countDown();
    }
}

Example 4 with IExecutorService

use of com.hazelcast.core.IExecutorService in project hazelcast by hazelcast.

the class ClientMaxAllowedInvocationTest method testMaxAllowed_withUnfinishedCallback.

@Test(expected = HazelcastOverloadException.class)
public void testMaxAllowed_withUnfinishedCallback() throws ExecutionException, InterruptedException {
    int MAX_ALLOWED = 10;
    hazelcastFactory.newHazelcastInstance();
    ClientConfig clientConfig = new ClientConfig();
    clientConfig.setProperty(ClientProperty.MAX_CONCURRENT_INVOCATIONS.getName(), String.valueOf(MAX_ALLOWED));
    HazelcastInstance client = hazelcastFactory.newHazelcastClient(clientConfig);
    String name = randomString();
    IMap map = client.getMap(name);
    IExecutorService executorService = client.getExecutorService(randomString());
    for (int i = 0; i < MAX_ALLOWED - 1; i++) {
        executorService.submit(new SleepyProcessor(Integer.MAX_VALUE));
    }
    ClientDelegatingFuture future = (ClientDelegatingFuture) executorService.submit(new SleepyProcessor(2000));
    CountDownLatch countDownLatch = new CountDownLatch(1);
    future.andThenInternal(new SleepyCallback(countDownLatch), false);
    future.get();
    try {
        map.get(1);
    } catch (HazelcastOverloadException e) {
        throw e;
    } finally {
        countDownLatch.countDown();
    }
}

Example 5 with IExecutorService

use of com.hazelcast.core.IExecutorService in project hazelcast by hazelcast.

the class ClientMaxAllowedInvocationTest method testMaxAllowed_withSyncOperation.

@Test(expected = HazelcastOverloadException.class)
public void testMaxAllowed_withSyncOperation() {
    int MAX_ALLOWED = 10;
    hazelcastFactory.newHazelcastInstance();
    ClientConfig clientConfig = new ClientConfig();
    clientConfig.setProperty(ClientProperty.MAX_CONCURRENT_INVOCATIONS.getName(), String.valueOf(MAX_ALLOWED));
    HazelcastInstance client = hazelcastFactory.newHazelcastClient(clientConfig);
    IMap map = client.getMap(randomString());
    IExecutorService executorService = client.getExecutorService(randomString());
    for (int i = 0; i < MAX_ALLOWED; i++) {
        executorService.submit(new SleepyProcessor(Integer.MAX_VALUE));
    }
    map.get(2);
}