Package com.hazelcast.core

Examples of com.hazelcast.core.Cluster

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    }

    @Override
    public Node getNode() {
        Node node = null;
        Cluster cluster = instance.getCluster();
        if (cluster != null) {
            Member member = cluster.getLocalMember();
            node = new HazelcastNode(member.getInetSocketAddress().getHostName(), member.getInetSocketAddress().getPort());
        }
        return node;
    }
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    @Test(expected = NullPointerException.class)
    public void testAddMembershipListener_whenNullListener() {
        HazelcastInstance hz = createHazelcastInstance();
        Cluster cluster = hz.getCluster();

        cluster.addMembershipListener(null);
    }
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    @Test
    public void testAddMembershipListener_whenListenerRegisteredTwice() {
        TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
        HazelcastInstance hz1 = factory.newHazelcastInstance();
        Cluster cluster = hz1.getCluster();

        final MembershipListener membershipListener = mock(MembershipListener.class);

        String id1 = cluster.addMembershipListener(membershipListener);
        String id2 = cluster.addMembershipListener(membershipListener);

        // first we check if the registration id's are different
        assertNotEquals(id1, id2);

        // an now we make sure that if a member joins the cluster, the same interface gets invoked twice.
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    }

    @Test(expected = NullPointerException.class)
    public void testRemoveMembershipListener_whenNullListener() {
        HazelcastInstance hz = createHazelcastInstance();
        Cluster cluster = hz.getCluster();

        cluster.removeMembershipListener(null);
    }
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    }

    @Test
    public void testRemoveMembershipListener_whenNonExistingRegistrationId() {
        HazelcastInstance hz = createHazelcastInstance();
        Cluster cluster = hz.getCluster();

        boolean result = cluster.removeMembershipListener("notexist");

        assertFalse(result);
    }
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    @Test
    public void testRemoveMembershipListener() {
        TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
        HazelcastInstance hz1 = factory.newHazelcastInstance();
        Cluster cluster = hz1.getCluster();

        MembershipListener membershipListener = mock(MembershipListener.class);

        String id = cluster.addMembershipListener(membershipListener);
        boolean removed = cluster.removeMembershipListener(id);

        assertTrue(removed);

        // now we add a member
        HazelcastInstance hz2 = factory.newHazelcastInstance();
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        final String id = UuidUtil.buildRandomUuidString();
        listeners.put(id, listener);
        if (listener instanceof InitialMembershipListener) {
            // TODO: needs sync with membership events...
            final Cluster cluster = client.getCluster();
            ((InitialMembershipListener) listener).init(new InitialMembershipEvent(cluster, cluster.getMembers()));
        }
        return id;
    }
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    private void initMembershipListener() {
        for (MembershipListener membershipListener : listeners.values()) {
            if (membershipListener instanceof InitialMembershipListener) {
                // TODO: needs sync with membership events...
                Cluster cluster = client.getCluster();
                InitialMembershipEvent event = new InitialMembershipEvent(cluster, cluster.getMembers());
                ((InitialMembershipListener) membershipListener).init(event);
            }
        }
    }
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    public void testRoundRobinLB_withMembers() {
        RoundRobinLB roundRobinLB = new RoundRobinLB();
        TestHazelcastInstanceFactory factory = new TestHazelcastInstanceFactory(1);
        final HazelcastInstance server = factory.newHazelcastInstance();

        Cluster cluster = server.getCluster();

        ClientConfig clientConfig = new ClientConfig();
        clientConfig.setLoadBalancer(roundRobinLB);

        roundRobinLB.init(cluster, clientConfig);

        Member member = cluster.getLocalMember();
        Member nextMember = roundRobinLB.next();

        assertEquals(member, nextMember);
    }
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    public void testRandomLB_withMembers() {
        RandomLB randomLB = new RandomLB();

        TestHazelcastInstanceFactory factory = new TestHazelcastInstanceFactory(1);
        HazelcastInstance server = factory.newHazelcastInstance();
        Cluster cluster = server.getCluster();

        ClientConfig clientConfig = new ClientConfig();
        clientConfig.setLoadBalancer(randomLB);

        randomLB.init(cluster, clientConfig);

        Member member = cluster.getLocalMember();
        Member nextMember = randomLB.next();

        assertEquals(member, nextMember);
    }
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Related Classes of com.hazelcast.core.Cluster

  • com.hazelcast.client.loadBalancer.ClientRandomLBTest
  • com.hazelcast.client.loadBalancer.ClientRoundRobinLBTest
  • com.hazelcast.client.spi.impl.ClientClusterServiceImpl
  • com.hazelcast.client.util.AbstractLoadBalancer
  • com.hazelcast.cluster.ClusterMembershipTest
  • org.apache.karaf.cellar.hazelcast.HazelcastClusterManager
  • org.apache.karaf.cellar.hazelcast.HazelcastGroupManager
  • org.apache.karaf.cellar.hazelcast.HazelcastInstanceAware
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