Examples with ObserveHandle cz.o2.proxima.direct.commitlog.ObserveHandle used on opensource projects

Example 46 with ObserveHandle

use of cz.o2.proxima.direct.commitlog.ObserveHandle in project proxima-platform by O2-Czech-Republic.

the class ListCommitLogTest method testObserveExternalizableUnnamedPauseContinue.

@Test(timeout = 10000)
public void testObserveExternalizableUnnamedPauseContinue() throws InterruptedException {
    CommitLogReader reader = ListCommitLog.of(data(10), direct.getContext());
    List<StreamElement> data = new ArrayList<>();
    CountDownLatch latch = new CountDownLatch(1);
    ObserveHandle handle = reader.observe(null, toList(data, b -> latch.countDown(), v -> v.getValue()[0] < 5));
    latch.await();
    assertEquals(6, data.size());
    assertTrue(handle.getCommittedOffsets().isEmpty());
    assertFalse(handle.getCurrentOffsets().isEmpty());
    CountDownLatch nextLatch = new CountDownLatch(1);
    reader.observeBulkOffsets(handle.getCurrentOffsets(), toList(data, b -> nextLatch.countDown()));
    nextLatch.await();
    assertEquals(11, data.size());
}

Example 47 with ObserveHandle

use of cz.o2.proxima.direct.commitlog.ObserveHandle in project proxima-platform by O2-Czech-Republic.

the class ListCommitLogTest method testObserveExternalizableUnnamed.

@Test(timeout = 10000)
public void testObserveExternalizableUnnamed() throws InterruptedException {
    CommitLogReader reader = ListCommitLog.of(data(10), direct.getContext());
    List<StreamElement> data = new ArrayList<>();
    CountDownLatch latch = new CountDownLatch(1);
    ObserveHandle handle = reader.observe(null, toList(data, b -> latch.countDown()));
    latch.await();
    assertEquals(10, data.size());
    assertTrue(handle.getCommittedOffsets().isEmpty());
    assertFalse(handle.getCurrentOffsets().isEmpty());
}

Example 48 with ObserveHandle

use of cz.o2.proxima.direct.commitlog.ObserveHandle in project proxima-platform by O2-Czech-Republic.

the class ListCommitLogTest method testObserveNonExternalizableUnnamedPauseContinue.

@Test(timeout = 10000)
public void testObserveNonExternalizableUnnamedPauseContinue() throws InterruptedException {
    CommitLogReader reader = ListCommitLog.ofNonExternalizable(data(10), direct.getContext());
    List<StreamElement> data = new ArrayList<>();
    CountDownLatch latch = new CountDownLatch(1);
    ObserveHandle handle = reader.observe(null, toList(data, b -> latch.countDown(), v -> v.getValue()[0] < 5));
    latch.await();
    assertEquals(6, data.size());
    assertFalse(handle.getCommittedOffsets().isEmpty());
    assertFalse(handle.getCurrentOffsets().isEmpty());
    CountDownLatch nextLatch = new CountDownLatch(1);
    reader.observeBulkOffsets(handle.getCurrentOffsets(), toList(data, b -> nextLatch.countDown()));
    nextLatch.await();
    assertEquals(10, data.size());
}

Example 49 with ObserveHandle

use of cz.o2.proxima.direct.commitlog.ObserveHandle in project proxima-platform by O2-Czech-Republic.

the class ListCommitLogTest method testObserveNonExternalizableUnnamed.

@Test(timeout = 10000)
public void testObserveNonExternalizableUnnamed() throws InterruptedException {
    CommitLogReader reader = ListCommitLog.ofNonExternalizable(data(10), direct.getContext());
    List<StreamElement> data = new ArrayList<>();
    CountDownLatch latch = new CountDownLatch(1);
    ObserveHandle handle = reader.observe(null, toList(data, b -> latch.countDown()));
    latch.await();
    assertEquals(10, data.size());
    assertFalse(handle.getCommittedOffsets().isEmpty());
    assertFalse(handle.getCurrentOffsets().isEmpty());
    ListObserveHandle listObserveHandle = (ListObserveHandle) handle;
    ListCommitLog.Consumer consumer = listObserveHandle.getConsumer();
    assertTrue(consumer.getInflightOffsets().isEmpty());
}

Example 50 with ObserveHandle

use of cz.o2.proxima.direct.commitlog.ObserveHandle in project proxima-platform by O2-Czech-Republic.

the class ListCommitLogTest method testObserveBulkNonExternalizableUnnamed.

@Test(timeout = 10000)
public void testObserveBulkNonExternalizableUnnamed() throws InterruptedException {
    CommitLogReader reader = ListCommitLog.ofNonExternalizable(data(10), direct.getContext());
    List<StreamElement> data = new ArrayList<>();
    CountDownLatch first = new CountDownLatch(1);
    CountDownLatch second = new CountDownLatch(1);
    ObserveHandle handle = reader.observeBulk(null, new CommitLogObserver() {

        @Override
        public boolean onError(Throwable error) {
            throw new RuntimeException(error);
        }

        @Override
        public boolean onNext(StreamElement ingest, OnNextContext context) {
            context.nack();
            return false;
        }

        @Override
        public void onCancelled() {
            first.countDown();
        }
    });
    first.await();
    List<Offset> offsets = handle.getCurrentOffsets();
    handle = reader.observeBulkOffsets(offsets, toList(data, b -> second.countDown()));
    second.await();
    assertEquals(10, data.size());
    assertFalse(handle.getCommittedOffsets().isEmpty());
    assertFalse(handle.getCurrentOffsets().isEmpty());
    ListObserveHandle listObserveHandle = (ListObserveHandle) handle;
    ListCommitLog.Consumer consumer = listObserveHandle.getConsumer();
    assertTrue(consumer.getInflightOffsets().isEmpty());
}