Examples with ClusterService com.hazelcast.internal.cluster.ClusterService used on opensource projects

Example 21 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class ClusterServiceMemberListTest method verifyMembersFromDataMember.

private void verifyMembersFromDataMember(final HazelcastInstance instance) {
    final Member localMember = getLocalMember(instance);
    final ClusterService clusterService = getClusterService(instance);
    final Collection<Member> liteMembers = clusterService.getMembers(LITE_MEMBER_SELECTOR);
    final Collection<Member> dataMembers = clusterService.getMembers(DATA_MEMBER_SELECTOR);
    assertContains(dataMembers, localMember);
    assertNotContains(liteMembers, localMember);
    final Collection<Member> dataMembersWithoutThis = clusterService.getMembers(MemberSelectors.and(DATA_MEMBER_SELECTOR, NON_LOCAL_MEMBER_SELECTOR));
    assertNotContains(dataMembersWithoutThis, localMember);
    final Collection<Member> liteMembersWithThis = clusterService.getMembers(MemberSelectors.or(LITE_MEMBER_SELECTOR, LOCAL_MEMBER_SELECTOR));
    assertContains(liteMembersWithThis, localMember);
}

Example 22 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class ClusterServiceMemberListTest method verifySizeFromDataMember.

private void verifySizeFromDataMember(final HazelcastInstance instance) {
    final ClusterService clusterService = getClusterService(instance);
    assertEquals(1, clusterService.getSize(MemberSelectors.LITE_MEMBER_SELECTOR));
    assertEquals(2, clusterService.getSize(MemberSelectors.DATA_MEMBER_SELECTOR));
    assertEquals(1, clusterService.getSize(MemberSelectors.and(DATA_MEMBER_SELECTOR, NON_LOCAL_MEMBER_SELECTOR)));
    assertEquals(2, clusterService.getSize(MemberSelectors.or(LITE_MEMBER_SELECTOR, LOCAL_MEMBER_SELECTOR)));
}

Example 23 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class XAResourceImpl method recover.

@Override
public Xid[] recover(int flag) throws XAException {
    NodeEngine nodeEngine = getNodeEngine();
    XAService xaService = getService();
    OperationService operationService = nodeEngine.getOperationService();
    ClusterService clusterService = nodeEngine.getClusterService();
    Collection<Member> memberList = clusterService.getMembers();
    List<Future<SerializableList>> futureList = new ArrayList<Future<SerializableList>>();
    for (Member member : memberList) {
        if (member.localMember()) {
            continue;
        }
        CollectRemoteTransactionsOperation op = new CollectRemoteTransactionsOperation();
        Address address = member.getAddress();
        InternalCompletableFuture<SerializableList> future = operationService.invokeOnTarget(SERVICE_NAME, op, address);
        futureList.add(future);
    }
    HashSet<SerializableXID> xids = new HashSet<SerializableXID>();
    xids.addAll(xaService.getPreparedXids());
    for (Future<SerializableList> future : futureList) {
        try {
            SerializableList xidSet = future.get();
            for (Data xidData : xidSet) {
                SerializableXID xid = nodeEngine.toObject(xidData);
                xids.add(xid);
            }
        } catch (InterruptedException e) {
            throw new XAException(XAException.XAER_RMERR);
        } catch (MemberLeftException e) {
            logger.warning("Member left while recovering", e);
        } catch (ExecutionException e) {
            Throwable cause = e.getCause();
            if (cause instanceof HazelcastInstanceNotActiveException || cause instanceof TargetNotMemberException) {
                logger.warning("Member left while recovering", e);
            } else {
                throw new XAException(XAException.XAER_RMERR);
            }
        }
    }
    return xids.toArray(new SerializableXID[xids.size()]);
}

Example 24 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class TransactionImpl method purgeBackupLogs.

private void purgeBackupLogs() {
    if (!backupLogsCreated) {
        return;
    }
    OperationService operationService = nodeEngine.getOperationService();
    ClusterService clusterService = nodeEngine.getClusterService();
    for (Address backupAddress : backupAddresses) {
        if (clusterService.getMember(backupAddress) != null) {
            try {
                operationService.invokeOnTarget(SERVICE_NAME, createPurgeTxBackupLogOperation(), backupAddress);
            } catch (Throwable e) {
                logger.warning("Error during purging backups!", e);
            }
        }
    }
}

Example 25 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class AbstractMapReduceTask method startSupervisionTask.

private void startSupervisionTask(JobTracker jobTracker) {
    final MapReduceService mapReduceService = getService(MapReduceService.SERVICE_NAME);
    final JobTrackerConfig config = ((AbstractJobTracker) jobTracker).getJobTrackerConfig();
    final boolean communicateStats = config.isCommunicateStats();
    final int chunkSize = getChunkSizeOrConfigChunkSize(config);
    final TopologyChangedStrategy topologyChangedStrategy = getTopologyChangedStrategyOrConfigTopologyChangedStrategy(config);
    final String name = getDistributedObjectName();
    final String jobId = getJobId();
    final KeyValueSource keyValueSource = getKeyValueSource();
    final Mapper mapper = getMapper();
    final CombinerFactory combinerFactory = getCombinerFactory();
    final ReducerFactory reducerFactory = getReducerFactory();
    final Collection keys = getKeys();
    final Collection<Object> keyObjects = getKeyObjects(keys);
    final KeyPredicate predicate = getPredicate();
    final ClusterService clusterService = nodeEngine.getClusterService();
    for (Member member : clusterService.getMembers(KeyValueJobOperation.MEMBER_SELECTOR)) {
        Operation operation = new KeyValueJobOperation(name, jobId, chunkSize, keyValueSource, mapper, combinerFactory, reducerFactory, communicateStats, topologyChangedStrategy);
        executeOperation(operation, member.getAddress(), mapReduceService, nodeEngine);
    }
    // After we prepared all the remote systems we can now start the processing
    for (Member member : clusterService.getMembers(DATA_MEMBER_SELECTOR)) {
        Operation operation = new StartProcessingJobOperation(name, jobId, keyObjects, predicate);
        executeOperation(operation, member.getAddress(), mapReduceService, nodeEngine);
    }
}