Examples with AbstractRequest org.apache.kafka.common.requests.AbstractRequest used on opensource projects

Example 46 with AbstractRequest

use of org.apache.kafka.common.requests.AbstractRequest in project kafka by apache.

the class AbstractCoordinatorTest method testWakeupAfterSyncGroupSentExternalCompletion.

@Test
public void testWakeupAfterSyncGroupSentExternalCompletion() throws Exception {
    setupCoordinator();
    mockClient.prepareResponse(groupCoordinatorResponse(node, Errors.NONE));
    mockClient.prepareResponse(joinGroupFollowerResponse(1, memberId, leaderId, Errors.NONE));
    mockClient.prepareResponse(new MockClient.RequestMatcher() {

        private int invocations = 0;

        @Override
        public boolean matches(AbstractRequest body) {
            invocations++;
            boolean isSyncGroupRequest = body instanceof SyncGroupRequest;
            if (isSyncGroupRequest && invocations == 1)
                // wakeup after the request returns
                consumerClient.wakeup();
            return isSyncGroupRequest;
        }
    }, syncGroupResponse(Errors.NONE));
    AtomicBoolean heartbeatReceived = prepareFirstHeartbeat();
    try {
        coordinator.ensureActiveGroup();
        fail("Should have woken up from ensureActiveGroup()");
    } catch (WakeupException e) {
    }
    assertEquals(1, coordinator.onJoinPrepareInvokes);
    assertEquals(0, coordinator.onJoinCompleteInvokes);
    assertFalse(heartbeatReceived.get());
    // the join group completes in this poll()
    consumerClient.poll(mockTime.timer(0));
    coordinator.ensureActiveGroup();
    assertEquals(1, coordinator.onJoinPrepareInvokes);
    assertEquals(1, coordinator.onJoinCompleteInvokes);
    awaitFirstHeartbeat(heartbeatReceived);
}

Example 47 with AbstractRequest

use of org.apache.kafka.common.requests.AbstractRequest in project kafka by apache.

the class AbstractCoordinatorTest method testWakeupAfterJoinGroupSentExternalCompletion.

@Test
public void testWakeupAfterJoinGroupSentExternalCompletion() throws Exception {
    setupCoordinator();
    mockClient.prepareResponse(groupCoordinatorResponse(node, Errors.NONE));
    mockClient.prepareResponse(new MockClient.RequestMatcher() {

        private int invocations = 0;

        @Override
        public boolean matches(AbstractRequest body) {
            invocations++;
            boolean isJoinGroupRequest = body instanceof JoinGroupRequest;
            if (isJoinGroupRequest && invocations == 1)
                // simulate wakeup before the request returns
                throw new WakeupException();
            return isJoinGroupRequest;
        }
    }, joinGroupFollowerResponse(1, memberId, leaderId, Errors.NONE));
    mockClient.prepareResponse(syncGroupResponse(Errors.NONE));
    AtomicBoolean heartbeatReceived = prepareFirstHeartbeat();
    try {
        coordinator.ensureActiveGroup();
        fail("Should have woken up from ensureActiveGroup()");
    } catch (WakeupException ignored) {
    }
    assertEquals(1, coordinator.onJoinPrepareInvokes);
    assertEquals(0, coordinator.onJoinCompleteInvokes);
    assertFalse(heartbeatReceived.get());
    // the join group completes in this poll()
    consumerClient.poll(mockTime.timer(0));
    coordinator.ensureActiveGroup();
    assertEquals(1, coordinator.onJoinPrepareInvokes);
    assertEquals(1, coordinator.onJoinCompleteInvokes);
    awaitFirstHeartbeat(heartbeatReceived);
}

Example 48 with AbstractRequest

use of org.apache.kafka.common.requests.AbstractRequest in project kafka by apache.

the class MockClient method respond.

public void respond(RequestMatcher matcher, AbstractResponse response) {
    ClientRequest nextRequest = requests.peek();
    if (nextRequest == null)
        throw new IllegalStateException("No current requests queued");
    AbstractRequest request = nextRequest.requestBuilder().build();
    if (!matcher.matches(request))
        throw new IllegalStateException("Request matcher did not match next-in-line request " + request);
    respond(response);
}