Examples with IgniteAtomicLong org.apache.ignite.IgniteAtomicLong used on opensource projects

Example 6 with IgniteAtomicLong

use of org.apache.ignite.IgniteAtomicLong in project ignite by apache.

the class IgniteAtomicLongChangingTopologySelfTest method testIncrementConsistency.

/**
     * @throws Exception If failed.
     */
public void testIncrementConsistency() throws Exception {
    startGrids(GRID_CNT);
    final AtomicBoolean run = new AtomicBoolean(true);
    IgniteInternalFuture<Long> fut = GridTestUtils.runMultiThreadedAsync(new Callable<Void>() {

        /** {@inheritDoc} */
        @Override
        public Void call() throws Exception {
            IgniteAtomicLong cntr = ignite(0).atomicLong(ATOMIC_LONG_NAME, 0, true);
            while (run.get()) queue.add(cntr.getAndIncrement());
            return null;
        }
    }, 4, "increment-runner");
    for (int i = 0; i < RESTART_CNT; i++) {
        int restartIdx = ThreadLocalRandom.current().nextInt(GRID_CNT - 1) + 1;
        stopGrid(restartIdx);
        U.sleep(500);
        startGrid(restartIdx);
    }
    run.set(false);
    fut.get();
    info("Increments: " + queue.size());
    checkQueue();
}

Example 7 with IgniteAtomicLong

use of org.apache.ignite.IgniteAtomicLong in project ignite by apache.

the class IgniteAtomicLongApiAbstractSelfTest method testCreateRemove.

/**
     * @throws Exception If failed.
     */
public void testCreateRemove() throws Exception {
    info("Running test [name=" + getName() + ", cacheMode=" + atomicsCacheMode() + ']');
    Ignite ignite = grid(0);
    String atomicName1 = "FIRST";
    String atomicName2 = "SECOND";
    IgniteAtomicLong atomic1 = ignite.atomicLong(atomicName1, 0, true);
    IgniteAtomicLong atomic2 = ignite.atomicLong(atomicName2, 0, true);
    IgniteAtomicLong atomic3 = ignite.atomicLong(atomicName1, 0, true);
    assertNotNull(atomic1);
    assertNotNull(atomic2);
    assertNotNull(atomic3);
    assert atomic1.equals(atomic3);
    assert atomic3.equals(atomic1);
    assert !atomic3.equals(atomic2);
    atomic1.close();
    atomic2.close();
    atomic3.close();
    assertNull(ignite.atomicLong(atomicName1, 0, false));
    assertNull(ignite.atomicLong(atomicName2, 0, false));
    try {
        atomic1.get();
        fail();
    } catch (IllegalStateException | IgniteException e) {
        info("Caught expected exception: " + e.getMessage());
    }
}

Example 8 with IgniteAtomicLong

use of org.apache.ignite.IgniteAtomicLong in project ignite by apache.

the class IgniteAtomicLongApiAbstractSelfTest method testGetAndSet.

/**
     * @throws Exception If failed.
     */
public void testGetAndSet() throws Exception {
    info("Running test [name=" + getName() + ", cacheMode=" + atomicsCacheMode() + ']');
    Ignite ignite = grid(0);
    IgniteAtomicLong atomic = ignite.atomicLong("atomic", 0, true);
    long newVal = RND.nextLong();
    long curAtomicVal = atomic.get();
    assert curAtomicVal == atomic.getAndSet(newVal);
    assert newVal == atomic.get();
}

Example 9 with IgniteAtomicLong

use of org.apache.ignite.IgniteAtomicLong in project ignite by apache.

the class IgniteAtomicLongApiAbstractSelfTest method testIsolation.

/**
     * Implementation of ignite data structures internally uses special system caches, need make sure that
     * transaction on these system caches do not intersect with transactions started by user.
     *
     * @throws Exception If failed.
     */
public void testIsolation() throws Exception {
    Ignite ignite = grid(0);
    IgniteCache<Object, Object> cache = ignite.cache(TRANSACTIONAL_CACHE_NAME);
    IgniteAtomicLong atomic = ignite.atomicLong("atomic", 0, true);
    long curAtomicVal = atomic.get();
    try (Transaction tx = ignite.transactions().txStart()) {
        atomic.getAndIncrement();
        cache.put(1, 1);
        tx.rollback();
    }
    assertEquals(0, cache.size());
    assertEquals(curAtomicVal + 1, atomic.get());
}

Example 10 with IgniteAtomicLong

use of org.apache.ignite.IgniteAtomicLong in project ignite by apache.

the class IgniteAtomicLongApiAbstractSelfTest method testGetAndAdd.

/**
     * @throws Exception If failed.
     */
public void testGetAndAdd() throws Exception {
    info("Running test [name=" + getName() + ", cacheMode=" + atomicsCacheMode() + ']');
    Ignite ignite = grid(0);
    IgniteAtomicLong atomic = ignite.atomicLong("atomic", 0, true);
    long delta = RND.nextLong();
    long curAtomicVal = atomic.get();
    assert curAtomicVal == atomic.getAndAdd(delta);
    assert curAtomicVal + delta == atomic.get();
}