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

Example 46 with ClusterService

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

the class PartitionReplicaStateChecker method hasOnGoingMigrationMaster.

boolean hasOnGoingMigrationMaster(Level level) {
    ClusterService clusterService = node.getClusterService();
    Address masterAddress = clusterService.getMasterAddress();
    if (masterAddress == null) {
        return clusterService.isJoined();
    }
    Operation operation = new HasOngoingMigration();
    OperationService operationService = nodeEngine.getOperationService();
    InvocationFuture<Boolean> future = operationService.createInvocationBuilder(SERVICE_NAME, operation, masterAddress).setTryCount(INVOCATION_TRY_COUNT).setTryPauseMillis(INVOCATION_TRY_PAUSE_MILLIS).invoke();
    try {
        return future.joinInternal();
    } catch (Exception e) {
        logger.log(level, "Could not get a response from master about migrations! -> " + e.toString());
    }
    return false;
}

Example 47 with ClusterService

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

the class ShutdownRequestOperation method run.

@Override
public void run() {
    InternalPartitionServiceImpl partitionService = getService();
    ILogger logger = getLogger();
    Address caller = getCallerAddress();
    if (partitionService.isLocalMemberMaster()) {
        ClusterService clusterService = getNodeEngine().getClusterService();
        Member member = clusterService.getMember(caller);
        if (member != null) {
            if (logger.isFinestEnabled()) {
                logger.finest("Received shutdown request from " + caller);
            }
            partitionService.onShutdownRequest(member);
        } else {
            logger.warning("Ignoring shutdown request from " + caller + " because it is not a member");
        }
    } else {
        logger.warning("Received shutdown request from " + caller + " but this node is not master.");
    }
}

Example 48 with ClusterService

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

the class MemberSchemaService method getAsync.

public CompletableFuture<Schema> getAsync(long schemaId) {
    if (!nodeEngine.getClusterService().getClusterVersion().isEqualTo(Versions.V5_2)) {
        throw new UnsupportedOperationException("The BETA compact format can only be used with 5.2 cluster");
    }
    Schema schema = getLocal(schemaId);
    if (schema != null) {
        return CompletableFuture.completedFuture(schema);
    }
    if (logger.isFinestEnabled()) {
        logger.finest("Could not find schema id  " + schemaId + " locally, will search on the cluster" + schemaId);
    }
    ClusterService cluster = nodeEngine.getClusterService();
    OperationService operationService = nodeEngine.getOperationService();
    Set<Member> members = cluster.getMembers();
    Iterator<Member> iterator = members.iterator();
    return searchClusterAsync(schemaId, iterator, operationService);
}

Example 49 with ClusterService

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

the class ClassLocator method fetchBytecodeFromRemote.

// called while holding class lock
private ClassData fetchBytecodeFromRemote(String className) {
    ClusterService cluster = nodeEngine.getClusterService();
    ClassData classData;
    boolean interrupted = false;
    for (Member member : cluster.getMembers()) {
        if (!isCandidateMember(member)) {
            continue;
        }
        try {
            classData = tryToFetchClassDataFromMember(className, member);
            if (classData != null) {
                if (logger.isFineEnabled()) {
                    logger.finest("Loaded class " + className + " from " + member);
                }
                return classData;
            }
        } catch (InterruptedException e) {
            // question: should we give up on loading at this point and simply throw ClassNotFoundException?
            interrupted = true;
        } catch (Exception e) {
            if (logger.isFinestEnabled()) {
                logger.finest("Unable to get class data for class " + className + " from member " + member, e);
            }
        }
    }
    if (interrupted) {
        Thread.currentThread().interrupt();
    }
    return null;
}

Example 50 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)));
}